WEATHER 2/6/19

DAILY FIRE WEATHER & FIRE INFO
To: ALL UNITS From:
EMAIL: pdupree@bdcecs.org
Ph: OFFICE:(760) 559-3032
AFTER 2200 HRS CALL (760)-244-9790

RADIO:(HAM) KG6ZHW
COUNTY F.D RADIO: #733784 CALL SIGN: COM-330

Date: 2/6/19

SKYWARN: NORMAL
NETS ON WED NIGHT @1900 HEAPS PK./WX
SKYWARN NET TUESDAY @ 1900 HRS TABLE Mt.
BRIEFS TABLE MT. ON SUN @ 1800 HRS

DAYS NO R.F. @ STA.:00

National Preparedness Level (PL 1 )

Southern California Area
Preparedness Level: (PL 2 )

Northern California Area
Preparedness Level (PL 1 )

SYNOP:
Dry through Friday with cold nights and with slowly warmer days. A low pressure system to the north will bring a chance for mostly light precipitation for late Friday night and Saturday with another chance for mostly light precipitation Sunday night. Dry weather will follow for Monday and Tuesday with warming on Tuesday.

NWS LAS VEGAS SYNOP– (NORTH & EAST OF COUNTY)
Aside from a few terrain driven snow showers dry conditions are expected through the remainder of the week with below normal temperatures. Northerly breezes today will gradually subside Thursday and Friday. Temperatures will return to near normal territory over the weekend.

DAILY FUELS/FIRE POTENTIAL:

SANTA ANA WILDFIRE THREAT INDEX: TODAY: GREY-NO RATING

NO RATING: Sundowner winds are either not expected, or will not contribute to
significant fire activity.

MARGINAL: Upon ignition, fires may grow rapidly.

MODERATE: Upon ignition, fires will grow rapidly and will be difficult to control.

HIGH: Upon ignition, fires will grow very rapidly, will burn intensely, and will be very difficult to control

EXTREME: Upon ignition, fires will have extreme growth, will burn very intensely, and will be uncontrollable.

Zones NOV.29 NOV. 30 DEC.1 DEC. 2 DEC. 3 DEC. 4

Zone 1:
LA-Ventura NO RATE NO RATE NO RATE NO RATE NO RATE NO RATE

Zone 2:
Orange-Inland Empire NO RATE NO RATE NO RATE NO RATE NO RATE NO RATE

Zone 3:
San Diego NO RATE NO RATE NO RATE NO RATE NO RATE NO RATE

Zone 4:
Santa Barbara NO RATE NO RATE NO RATE NO RATE NO RATE NO RATE

————————————————————————————–
APPLE VALLEY / HESPERIA-VICTOR VALLEY (CAZ260):
.TODAY… Sky/weather………Mostly sunny.
Max temperature…..41 to 47. 24 HR TREND……Down 3 degrees.
Min humidity……..30 to 40 percent. 24 HR TREND……Down 10 percent.
WIND (20 FT)……..Winds west 9 to 16 mph with gusts to 30 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.TONIGHT… Sky/weather………Mostly clear.
Min temperature…..24 to 29. 24 HR TREND……Down 1 degree.
Max humidity……..65 to 75 percent. 24 HR TREND……Down 10 percent.
WIND (20 FT)……..Winds west 6 to 11 mph. Gusts to 25 mph in the evening.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..44 to 49. 24 HR TREND……Up 4 degrees.
Min humidity……..25 to 30 percent. 24 HR TREND……Down 10 percent.
WIND (20 FT)……..Winds east 6 to 9 mph. Gusts to 20 mph in the morning.
CWR (>0.10 IN)……0 percent. LAL……………..1.

WRIGHTWOOD:
Wednesday
Sunny, with a high near 26. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly clear, with a low around 19. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 31. East wind around 5 mph.
Thursday Night
Mostly clear, with a low around 25.

BIG PINES / WEST WRIGHTWOOD AREA
Wednesday
Sunny, with a high near 32. Wind chill values as low as zero. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph.
Wednesday Night
Mostly clear, with a low around 24. North wind around 10 mph.
Thursday
Sunny, with a high near 35. Breezy, with a northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 26.

PHELAN:
Wednesday
Sunny, with a high near 35. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Mostly clear, with a low around 25. West wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 40. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 30.

TRONA:
Wednesday
Sunny, with a high near 48. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 29. North wind around 6 mph becoming calm after midnight.
Thursday
Sunny, with a high near 50. Calm wind.
Thursday Night
Mostly clear, with a low around 30.

BARSTOW / DAGGETT / BAKER / FT. IRWIN (CAZ228):
TODAY… * Sky/Weather………Sunny.
* Max temperature: * Valley floor….50-55. * 24 hr trend…..On average down 4 degrees.
* Min humidity: * Valley floor….18-28 percent. * 24 hr trend…..On average down 18 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor….Northwest wind 10 to 15 mph.
* 10000 ft msl….Northwest 30 to 40 mph decreasing to 25 to 35 mph in the afternoon.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.

.TONIGHT… * Sky/Weather………Clear.
* Min temperature: * Valley floor….26-31. * 24 hr trend…..Little change.
* Max humidity: * Valley floor….55-60 percent. * 24 hr trend…..On average down 7 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor….North wind up to 10 mph.
* 10000 ft msl….Northwest 30 to 40 mph.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..5.

.THURSDAY… * Sky/Weather………Sunny.
* Max temperature: * Valley floor….50-55. * 24 hr trend…..Little change.
* Min humidity: * Valley floor….17-26 percent. * 24 hr trend…..Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor….Northeast wind up to 10 mph.
* 10000 ft msl….Northwest 20 to 30 mph decreasing to around 10 mph in the afternoon.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1. * Haines Index……..4.

BAKER:
Wednesday
Sunny, with a high near 50. Light and variable wind.
Wednesday Night
Clear, with a low around 24. Light north northeast wind.
Thursday
Sunny, with a high near 53. Calm wind.
Thursday Night
Mostly clear, with a low around 25.

SOUTHERN OWENS VALLEY / EAST SIERRA FOOTHILLS:
.TODAY… * Sky/Weather………Sunny.
* Max temperature: * Valley floor….40-45. * 7000 feet…….27-32. * 24 hr trend…..Little change.
* Min humidity: * Valley floor….24-33 percent. * 7000 feet…..36-46 percent. * 24 hr trend…..On average down 2 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley….Northwest winds up to 10 mph with gusts to around 30 mph.
* Upper slopes….Northwest winds 10 to 15 mph with gusts to around 50 mph.
* 10000 ft msl….Northwest 20 to 30 mph decreasing to 15 to 25 mph in the afternoon.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..3.

.TONIGHT… * Sky/Weather………Mostly clear.
* Min temperature: *Valley floor….15-20. *7000 feet….1 below-6 below zero. * 24 hr trend….On average up 5 degrees.
* Max humidity:
* Valley floor….56-61 percent. * 7000 feet…….54-59 percent. * 24 hr trend…..On average down 6 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley….Northwest winds up to 10 mph.
* Upper slopes….Northwest winds 10 to 15 mph with gusts to around 35 mph.
* 10000 ft msl….Northwest 20 to 30 mph.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.

.THURSDAY… * Sky/Weather………Mostly sunny.
* Max temperature: * Valley floor….43-48. * 7000 feet…….30-35. * 24 hr trend…..Little change.
* Min humidity: * Valley floor….25-35 percent. * 7000 feet……22-32 percent. * 24 hr trend….On average down 5 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley….Upslope/upvalley 4 to 8 mph.
* Upper slopes….Upslope/upvalley 4 to 8 mph.
* 10000 ft msl….Northwest 10 to 15 mph in the morning becoming light and variable.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.

INLAND EMPIRE (CAZ248):
TODAY… Sky/weather………Sunny. Areas of frost in the morning.
Max temperature…..45 to 55. 24 HR TREND……Up 1 degree.
Min humidity……..30 to 40 percent. 24 HR TREND……Down 30 percent.
WIND (20 FT)……..Winds southeast around 6 mph becoming west around 6 mph in the afternoon.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.TONIGHT… Sky/weather………Mostly clear. Patchy frost after midnight.
Min temperature…..30 to 36. 24 HR TREND……Up 1 degree.
Max humidity……..75 to 85 percent. 24 HR TREND……Up 5 percent.
WIND (20 FT)……..Winds east 6 to 8 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.THURSDAY… Sky/weather………Mostly sunny. Patchy frost in the morning.
Max temperature…..51 to 60. 24 HR TREND……Up 7 degrees.
Min humidity……..25 to 30 percent. 24 HR TREND……Down 10 percent.
WIND (20 FT)……..Winds east 6 to 12 mph with gusts to 25 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

DEVORE:
Wednesday
Patchy frost before 9am. Otherwise, sunny, with a high near 47. Calm wind becoming southwest around 5 mph.
Wednesday Night
Patchy frost after 10pm. Otherwise, mostly clear, with a low around 36. North wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Thursday
Patchy frost before 9am. Otherwise, sunny, with a high near 53. North wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 39.

CHINO HILLS:
Wednesday
Sunny, with a high near 52. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Patchy frost after 10pm. Otherwise, mostly clear, with a low around 36. Southwest wind 5 to 10 mph becoming east after midnight.
Thursday
Patchy frost before 9am. Otherwise, sunny, with a high near 57. East wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 39.

COLTON:
Wednesday
Sunny, with a high near 53. West wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 39. East wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 59. Calm wind becoming north around 5 mph.
Thursday Night
Mostly clear, with a low around 41.

SAN BERNARDINO N.F. (CAZ255/CAZ256):
.TODAY… Sky/weather………Mostly sunny.
Max temperature…..22 to 32 above 6000 feet to 29 to 37 below 6000 feet. 24 HR TREND……Up 3 degrees.
Min humidity……..25 to 35 percent on desert slopes to 35 to 45 percent on coastal slopes.
24 HR TREND……Down 45 percent.
WIND (20 FT)……..
SLOPES………..Winds west 9 to 19 mph with gusts to 35 mph.
RIDGETOP………Winds northwest 17 to 27 mph with gusts to 45 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.TONIGHT… Sky/weather………Mostly clear.
Min temperature…..10 to 20 above 6000 feet to 15 to 25 below 6000 feet. 24 HR TREND……Up 1 degree.
Max humidity……..45 to 55 percent on desert slopes to 80 to 90 percent on coastal slopes.
24 HR TREND……Little change.
WIND (20 FT)……..
SLOPES………..Winds west 6 to 11 mph becoming east 6 to 10 mph after midnight. Gusts to 25 mph.
RIDGETOP………Winds northwest 6 to 16 mph. Gusts to 30 mph in the evening.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..28 to 36 above 6000 feet to 34 to 42 below 6000 feet. 24 HR TREND……Up 2 degrees.
Min humidity……..15 to 25 percent. 24 HR TREND……Down 15 percent.
WIND (20 FT)……..
SLOPES………..Winds east 6 to 14 mph with gusts to 25 mph.
RIDGETOP………Winds west around 6 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

LAKE ARROWHEAD SCHOOL- AREA:
Wednesday
Sunny, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 17. Light and variable wind becoming east 5 to 10 mph after midnight.
Thursday
Sunny, with a high near 37. East wind around 5 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around 24.

BIG BEAR SCHOOL AREA:
Wednesday
Sunny, with a high near 27. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly clear, with a low around 18. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 31. East wind around 5 mph.
Thursday Night
Mostly clear, with a low around 23.

BANNING PASS:
TODAY… Sky/weather………Sunny.
Max temperature…..Around 61. 24 HR TREND……Down 5 degrees.
Min humidity……..15 to 20 percent. 24 HR TREND……Down 25 percent.
WIND (20 FT)……..Winds west 6 to 15 mph with gusts to 30 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.TONIGHT… Sky/weather………Mostly clear.
Min temperature…..34 to 39. 24 HR TREND……Down 3 degrees.
Max humidity……..45 to 55 percent. 24 HR TREND……Little change.
WIND (20 FT)……..Winds west 6 to 14 mph with gusts to 30 mph becoming north 6 to 8 mph after midnight.
CWR (>0.10 IN)……0 percent. LAL……………..1.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..57 to 62. 24 HR TREND……Down 1 degree.
Min humidity……..15 to 20 percent. 24 HR TREND……Little change.
WIND (20 FT)……..Winds west 6 to 8 mph in the morning becoming variable 2 to 5 mph.
CWR (>0.10 IN)……0 percent. LAL……………..1.

JOSHUA TREE AREA (CAZ261):
TODAY… * Sky/weather…………………Sunny.
* Max Temperature……………..43-52. * 24 hr trend………………4 degrees cooler.
* Min Humidity………………..21-33 pct. * 24 hr trend………………26 pct drier.
* Winds – 20 foot…Slope/Valley..Northwest 5 to 15 mph.
* Winds…10000 FT MSL…………West 25 to 35 mph.
* Chance of Precip…………….0 percent. * CWR (>= 0.10 IN)…………….0 percent. * LAL………………………..1.
* Haines High Level Index………4 or low potential for large plume dominated fire growth.

.TONIGHT… * Sky/weather…………………Clear.
* Min Temperature……………..28-34. * 24 hr trend………………Little change.
* Max Humidity………………..49-63 pct. * 24 hr trend………………20 pct drier.
* Winds – 20 foot…Slope/Valley..Northwest 5 to 15 mph.
* Winds…10000 FT MSL…………Northwest 25 to 35 mph in the evening becoming west 10 to 20 mph after midnight.
* Chance of Precip…………….0 percent. * CWR (>= 0.10 IN)…………….0 percent. * LAL………………………..1.

.THURSDAY… * Sky/weather…………………Sunny.
* Max Temperature……………..44-52. * 24 hr trend………………Little change.
* Min Humidity………………..22-30 pct. * 24 hr trend………………Little change.
* Winds – 20 foot…Slope/Valley..Northeast 5 to 15 mph.
* Winds…10000 FT MSL…………West 10 to 15 mph.
* Chance of Precip…………….0 percent. * CWR (>= 0.10 IN)…………….0 percent. * LAL………………………..1.
* Haines High Level Index………4 or low potential for large plume dominated fire growth.

NEEDLES, RIVER BAT. (CAZ229):
.TODAY… * Sky/Weather………Mostly sunny.
* Max temperature: * Valley floor….52-57. * 24 hr trend…..On average down 5 degrees.
* Min humidity: * Valley floor….18-28 percent. * 24 hr trend…..On average down 21 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor….Northwest wind up to 10 mph.
* 10000 ft msl….Northwest 20 to 30 mph.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..3.
* Mixing height…….10900 ft agl.
* Transport winds…..Northwest around 10 knots.
* Ventilation………Excellent.

.TONIGHT… * Sky/Weather………Mostly clear.
* Min temperature: * Valley floor….28-33. * 24 hr trend…..On average down 4 degrees.
* Max humidity: * Valley floor….50-55 percent. * 24 hr trend…..On average down 7 percent.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor….Northwest wind up to 10 mph.
* 10000 ft msl….Northwest 20 to 30 mph.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.

.THURSDAY… * Sky/Weather………Sunny.
* Max temperature: * Valley floor….52-57. * 24 hr trend…..Little change.
* Min humidity: * Valley floor….18-28 percent. * 24 hr trend…..Little change.
* Wind (Slope/valley=20 ft, 10 min avg):
* Valley floor….North wind up to 10 mph.
* 10000 ft msl….Northwest 20 to 30 mph becoming north 10 to 15 mph in the afternoon.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.
* Mixing height…….6400 ft agl.
* Transport winds…..North 10 to 15 knots.
* Ventilation………Very good.

STATELINE – CLARK COUNTY BORDER:
.TODAY… * Sky/Weather………Partly cloudy. Isolated snow showers.
* Max temperature: * 4000 feet…….45-50. * 24 hr trend…..On average down 4 degrees.
* Min humidity: * 4000 feet…….21-30 percent. * 24 hr trend…..On average down 17 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley….Northwest winds 10 to 15 mph.
* 10000 ft msl….Northwest 15 to 25 mph.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..3.
* Mixing height…….10600 ft agl.
* Transport winds…..Northwest 15 to 20 knots.
* Ventilation………Excellent.

.TONIGHT… * Sky/Weather………Mostly clear.
* Min temperature: * 4000 feet…….23-28. * 24 hr trend…..On average down 2 degrees.
* Max humidity: * 4000 feet…….54-59 percent. * 24 hr trend…..On average down 11 percent.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley….North winds up to 10 mph.
* 10000 ft msl….Northwest 15 to 25 mph becoming 15 to 20 mph after midnight.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.

.THURSDAY… * Sky/Weather………Sunny.
* Max temperature: * 4000 feet…….45-50. * 24 hr trend…..Little change.
* Min humidity: * 4000 feet…….21-31 percent. * 24 hr trend…..Little change.
* Wind (slope/valley=20 ft, 10 min avg):
* Slope/valley….Northeast winds up to 10 mph.
* 10000 ft msl….Northwest 15 to 25 mph becoming north 10 to 15 mph in the afternoon.
* CWR (>= 0.10 in)….0 percent. * LAL……………..1.
* Haines Index……..4.
* Mixing height…….5400 ft agl.
* Transport winds…..North around 10 knots in the morning becoming light.
* Ventilation………Good.

*************************** OUT OF COUNTY ********************************
GUSTY NORTH TO NORTHEAST WINDS THROUGH THURSDAY…

…SHOWERS POSSIBLE SATURDAY AND SUNDAY

LOS ANGELS CO. SAN GABRIEL VALLEY (CAZ247/CAZ249):
AND
LOS ANGELES COUNTY SAN FERNANDO VALLEY:
WEDNESDAY… Sky/weather………Mostly sunny.
Max temperature…..50-56. 24 hr trend……Little change.
Min humidity……..35-50 percent. 24 hr trend……Down 5-10.
20-foot winds…….Northwest to north 8-15 mph with local gusts to 25 mph becoming variable 5-10 mph in the afternoon. Strongest below passes and canyons.
Marine layer……..None.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.WEDNESDAY NIGHT… Sky/weather………Mostly clear.
Min temperature…..34-40.
Max humidity……..70-90 percent except 55-70 percent in the hills.
20-foot winds…….Variable 5-10 mph early becoming north to northeast 10-20 mph with gusts to 25 mph late. Strongest in the hills.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..54-61.
Min humidity……..30-45 percent.
20-foot winds…….North to northeast 10-20 mph with local gusts to 30 mph becoming 5-15 mph late in the afternoon. Strongest in the hills.
LAL……………..1. CWR (>0.10 IN)……0 percent.

SANTA CLARITA VALLEY:
.WEDNESDAY… Sky/weather………Mostly sunny.
Max temperature…..48-54. 24 hr trend……Little change.
Min humidity……..35-45 percent. 24 hr trend……Down 5-10.
20-foot winds…….North to north 15-25 mph with gusts to 35 mph.
Marine layer……..None.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.WEDNESDAY NIGHT… Sky/weather………Mostly clear.
Min temperature…..31-35.
Max humidity……..60-70 percent.
20-foot winds…….North to northeast 15-25 mph with gusts to 35 mph.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..51-56.
Min humidity……..30-40 percent.
20-foot winds…….North to northeast 15-25 mph with gusts to 35 mph decreasing to 5-15 mph in the afternoon.
LAL……………..1. CWR (>0.10 IN)……0 percent.

SANTA MONICA MOUNTAINS RECREATIONAL AREA:
.WEDNESDAY… Sky/weather………Mostly sunny.
Max temperature…..48-56. 24 hr trend……Up 3.
Min humidity……..35-50 percent. 24 hr trend……Down 5-10.
20-foot winds…….
Valleys/lwr slopes…Northwest to north 5-15 mph.
Ridges/upr slopes….Northwest 10-20 mph with gusts to 25 mph.
Marine layer……..None.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.WEDNESDAY NIGHT… Sky/weather………Mostly clear.
Min temperature…..36-44.
Max humidity……..50-70 percent.
20-foot winds…….
Valleys/lwr slopes…North to northeast 5-15 mph increasing to 10-20 mph with gusts to 30 mph late.
Ridges/upr slopes….North to northeast 10-20 mph with gusts to 25 mph.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..50-57.
Min humidity……..30-45 percent.
20-foot winds…….
Valleys/lwr slopes…North to northeast 10-20 mph with gusts to 30 mph.
Ridges/upr slopes….Northeast 10-20 mph with gusts to 30 mph. Isolated gusts to 40 mph western peaks.
LAL……………..1. CWR (>0.10 IN)……0 percent.

ANGELES NATIONAL FOREST (CAZ253):
.WEDNESDAY… Sky/weather………Mostly sunny.
Max temperature…..40-50 low elevations to 29-36 higher elevations. 24 hr trend……Little change.
Min humidity……..40-60 percent. 24 hr trend……Down 10-15.
20-foot winds…….
Valleys/lwr slopes…Northwest to north 20-30 mph with gusts to 45 mph. Strongest through the I-5 Corridor.
Ridges/upr slopes….Northwest 20-35 mph with gusts to 55 mph. Isolated gusts to 70 mph near Whitaker Peak.
Marine layer……..None.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.WEDNESDAY NIGHT… Sky/weather………Mostly clear.
Min temperature…..28-34 low elevations to 20-26 colder valleys and peaks.
Max humidity……..55-70 percent.
20-foot winds…….
Valleys/lwr slopes…North to northeast 15-25 mph with gusts to 35 mph.
Ridges/upr slopes….North to northeast 20-30 mph with gusts to 45 mph. Isolated gusts to 60 mph near Whitaker Peak.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..43-53 low elevations to 33-40 higher elevations.
Min humidity……..30-50 percent.
20-foot winds…….
Valleys/lwr slopes…North to northeast 15-25 mph with gusts to 35 mph becoming 5-15 mph in the afternoon.
Ridges/upr slopes….Northeast 15-25 mph with gusts to 35 mph.
LAL……………..1. CWR (>0.10 IN)……0 percent.

ANTELOPE VALLEY (CAZ259):
.WEDNESDAY… Sky/weather………Mostly sunny.
Max temperature…..36-44. 24 hr trend……Little change.
Min humidity……..40-55 percent. 24 hr trend……Down 10-15.
20-foot winds…….Northwest 20-30 mph with gusts to 40 mph. Strongest west valley.
Marine layer……..None.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.WEDNESDAY NIGHT… Sky/weather………Mostly clear.
Min temperature…..22-27.
Max humidity……..60-80 percent.
20-foot winds…….Northwest 15-25 mph with gusts to 35 mph in the evening becoming 6-12 mph. Strongest west valley.
LAL……………..1. CWR (>0.10 IN)……0 percent.

.THURSDAY… Sky/weather………Mostly sunny.
Max temperature…..42-49.
Min humidity……..30-45 percent.
20-foot winds…….Northeast 6-12 mph with local gusts to 20 mph.
LAL……………..1. CWR (>0.10 IN)……0 percent.

KERN CO. DESERTS (CAZ298):
.WEDNESDAY… Sky/weather………Sunny.
Max Temperature…..40-45. 24 HR Trend……Little change.
Min Humidity……..42-52 percent. 24 HR Trend……Down 14-18 percent.
20-Foot Winds…….West 8-16 mph.
LAL……………..1.
Ventilation………Very good.
Mixing height…….5600 ft AGL.
Transport Winds…..Northwest around 20 mph.
Chc Wetting Rain….0 percent.

.WEDNESDAY NIGHT… Sky/weather………Clear.
Min Temperature…..27-32. 24 HR Trend……Little change.
Max Humidity……..74-84 percent. 24 HR Trend……Little change.
20-Foot Winds…….Northwest 8-16 mph in the evening shifting to northeast 4-8 mph overnight.
LAL……………..1. Chc Wetting Rain….0 percent.

.THURSDAY… Sky/weather………Sunny.
Max Temperature…..43-48. 24 HR Trend……Up 2-4 degrees.
Min Humidity……..30-40 percent. 24 HR Trend……Down 7-11 percent.
20-Foot Winds…….Northeast 4-8 mph.
LAL……………..1.
Ventilation………Good.
Mixing height…….4400 ft AGL.
Transport Winds…..Northeast around 10 mph.
Chc Wetting Rain….0 percent.

La Jolla CA
Wednesday
Mostly sunny, with a high near 56. Northeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 44. Light and variable wind becoming east 5 to 10 mph after midnight.
Thursday
Sunny, with a high near 59. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 45.

Poway CA
Wednesday
Mostly sunny, with a high near 55. Northeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 39. Light northeast wind becoming east 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 62. East wind 5 to 10 mph becoming light and variable in the afternoon.
Thursday Night
Mostly clear, with a low around 40.

CEDAR CITY Ut.
DAYS TWO THROUGH SEVEN…Wednesday through Monday

Snow, heavy at times, will continue through Wednesday. The heaviest snows will concentrate over the northern and central mountains, the adjacent valleys including the Wasatch Front, and across extreme southwest Wyoming. This snow will impact both the morning and evening commutes. Snow is expected to linger into early Wednesday evening before tapering off.

Much colder air associated with this system will drop both the high and low temperatures below normal Wednesday through Saturday. The next chance for precipitation will arrive late Saturday, followed by a second weather disturbance impacting mainly the northern portion of the outlook area late Sunday through Monday.

Wednesday
Snow likely before 11am, then snow showers likely after 11am. Mostly cloudy, with a high near 27. Southwest wind 7 to 9 mph becoming west northwest in the morning. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A 40 percent chance of snow showers before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 7. West southwest wind 5 to 8 mph becoming south in the evening. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 28. Light north wind.
Thursday Night
Mostly clear, with a low around 7.

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THIS DAY IN WEATHER HISTORY:
2006: Santa Ana winds flared up on this day and on 2/7 and led to the Sierra Fire east of Orange. It burned nearly 11,000 acres and caused eight minor injuries.

2001: Over a week of heavy snow started on this day and ended on 2/14. The snowfall was called “most in a decade.” Five feet fell at Blue Jay and Mountain High, two feet at Snow Summit, and five to 12 inches at Apple Valley. Mountain High resort reported 12 inches of new snow on this day. The roof of an ice rink caved in at Blue Jay.

1998: El Niño kicked into gear. Heavy rain that started on this day and ended on 2/9 brought up to three inches of rainfall to Southern California. Catastrophic and widespread flooding resulted, especially in Newport Beach and Irvine. Lots of property damage occurred in southern Orange County. Evacuations and swift water rescues were needed. Landslides, mud slides, and sink holes occurred. Roads, bridges, and railroads were damaged.

1992: A series of many intense storms started on 2/5 and ended on 2/16. The storms brought a total of 20+ inches of precipitation to the mountains and eight to16+ inches to lower elevations. Two were killed in an avalanche at Mt. Baldy. Flash flooding, mud slides, and road closures also occurred.

1989: It was 12° in Palomar Mountain, the lowest temperature on record for February.

1987: Santa Ana winds hit San Diego County on this day and on 2/7. Gusts up to 75 mph were recorded at Cuyamaca and Palomar Mountain areas. Gusts to 60 mph hit Brown Field and Warner Springs, 40 mph in Julian and Valley Center. 35 mph gusts hit San Diego. A plane flipped over at Brown Field. Winds forced a sailboat into the rocks at Pt. Loma. I-8 was closed for two hours in eastern San Diego County. Trees, power lines and fences were downed, causing damage and power outages. A highway sign fell on cars. Record warm weather came to the coast: 82° at San Diego and 84° at Oceanside.

1976: Strong storm winds hit 64 mph at Palmdale.

1950: Heavy rain led to Chino Creek inundating Highway 71 from Corona to Ontario.

1937: 2.71 inches of rain fell in San Diego, the third wettest calendar day and the wettest February day on record. 2.90 inches of rain fell, beginning on this day and ending on 2/7, the greatest 24-hour amount for February on record. 2.60 inches fell in 12 hours. For the storm from 2/4 to 2/7, 10 inches fell in Cuyamaca, 8.20 inches fell in Descanso, and 5.70 inches in Escondido. On this day and 2/7, 4.25 inches fell in Long Beach, a 24 hour record. Flooding killed many. The LA basin flooded in many communities. Hodges Dam overtopped. Mountain snowmelt added to the flooding.

1905: Heavy rains from 2/4 to this day caused the San Diego River to run for the first time in six years. 4.23 inches fell in San Diego in 43 hours.
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TROPICAL EAST PACIFIC REPORT:
There are no tropical cyclones in the Eastern North Pacific at this time.

The Eastern North Pacific hurricane season runs from May 15th through November 30th..

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CURRENT WEATHER @ HESP. @ 0635 Hrs. TEMP: 300 RH: 72% WIND: CALM
4.83” RF @ HESP. STA.SINCE OCT. 1st/20 Yr Avg: 7.12” : MONTH: 1.41” YTD S/F: 0.00” /
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FIRES: UPDATED

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