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Fire Weather Forecast for: San Bernardino ECC Dispatch
National Weather Service - Las Vegas, NV
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Click on the link(s) below to go directly to the forecast segments
The Inland Empire - Valleys and Hills of Western Riverside County
San Bernardino NF
Joshua Tree NP
Mojave Desert Including Mohave National Preserve
Southern Owens Valley and Sierra Foothills
Apple and Yucca Valleys

Dispatch Area Discussion...
643 AM PST MON NOV 23 2009
 HIGH PRESSURE ALOFT WILL BE TO THE WEST WITH A DRY NORTHWEST FLOW
 OVER THE AREA THROUGH TUESDAY. LOCALLY GUSTY NORTH WINDS ARE
 POSSIBLE...ESPECIALLY IN NORTH-SOUTH ORIENTED VALLEYS. THE AREA
 OF HIGH PRESSURE WILL MOVE OVER CALIFORNIA MID WEEK WITH DRY
 CONDITIONS AND A WARMING TREND.
The Inland Empire - Valleys and Hills of Western Riverside County
Forecast Issuance time: 352 AM PST TUE NOV 24 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....73 TO 80. 
 MIN HUMIDITY........5 TO 10 PERCENT. 
 20-FOOT WINDS.......WINDS NORTHEAST 15 TO 25 MPH WITH LOCAL GUSTS 
                     TO 35 MPH. ISOLATED GUSTS TO NEAR 50 MPH EARLY 
                     IN THE MORNING.
 LAL.................1.
 
 TONIGHT...
 SKY/WEATHER.........CLEAR. 
 MIN TEMPERATURE.....38 TO 48. 
 MAX HUMIDITY........15 TO 25 PERCENT. 
 20-FOOT WINDS.......WINDS NORTH 15 MPH. 
 LAL.................1. 
 
 WEDNESDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....74 TO 82. 
 MIN HUMIDITY........5 TO 10 PERCENT. 
 20-FOOT WINDS.......WINDS NORTH 15 MPH. GUSTS TO 30 MPH.
 LAL.................1 
 
 FORECAST DAYS 3 THROUGH 7...
 SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
 
 .WEDNESDAY NIGHT...CLEAR. LOWS 39 TO 49. 
 .THURSDAY...MOSTLY SUNNY. HIGHS 77 TO 84. 
 .THURSDAY NIGHT...MOSTLY CLEAR. LOWS 38 TO 48. 
 .FRIDAY...MOSTLY SUNNY. HIGHS 69 TO 75. 
 .FRIDAY NIGHT...PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS
 36 TO 46. 
 .SATURDAY...PARTLY CLOUDY. HIGHS 65 TO 71. 
 .SATURDAY NIGHT...MOSTLY CLEAR. LOWS 36 TO 46. 
 .SUNDAY...MOSTLY SUNNY. HIGHS 64 TO 72. 
 .SUNDAY NIGHT...MOSTLY CLEAR. LOWS 34 TO 44. 
 .MONDAY...MOSTLY SUNNY. HIGHS 70 TO 76.
San Bernardino NF
Forecast Issuance time: 352 AM PST TUE NOV 24 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....47 TO 57 ABOVE 6000 FEET TO 57 TO 67 BELOW 6000 
                     FEET. 
 MIN HUMIDITY........10 PERCENT. 
 20-FOOT WINDS....... 
    SLOPES...........WINDS NORTH 15 MPH WITH HIGHER GUSTS. 
    RIDGETOP.........WINDS NORTH 10 MPH. 
 LAL.................1. 
 
 TONIGHT...
 SKY/WEATHER.........MOSTLY CLEAR. 
 MIN TEMPERATURE.....22 TO 32 ABOVE 6000 FEET TO 30 TO 40 BELOW 6000 
                     FEET. 
 MAX HUMIDITY........15 TO 20 PERCENT. 
 20-FOOT WINDS....... 
    SLOPES...........WINDS NORTHEAST 15 MPH. 
    RIDGETOP.........WINDS NORTHEAST 10 MPH. 
 LAL.................1. 
 
 WEDNESDAY...
 SKY/WEATHER.........MOSTLY SUNNY. 
 MAX TEMPERATURE.....51 TO 61 ABOVE 6000 FEET TO 58 TO 68 BELOW 6000 
                     FEET. 
 MIN HUMIDITY........10 PERCENT. 
 20-FOOT WINDS....... 
    SLOPES...........WINDS NORTHEAST 15 MPH WITH GUSTS TO 30 MPH. 
    RIDGETOP.........WINDS NORTHEAST 15 MPH WITH HIGHER GUSTS. 
 LAL.................1 
 
 FORECAST DAYS 3 THROUGH 7...
 SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
 
 .WEDNESDAY NIGHT...CLEAR. LOWS 23 TO 33 ABOVE 6000 FEET TO 30 TO
 40 BELOW 6000 FEET. 
 .THURSDAY...MOSTLY SUNNY. HIGHS 54 TO 64 ABOVE 6000 FEET TO 62 TO
 72 BELOW 6000 FEET. 
 .THURSDAY NIGHT...MOSTLY CLEAR. LOWS 23 TO 33 ABOVE 6000 FEET TO
 31 TO 41 BELOW 6000 FEET. 
 .FRIDAY...MOSTLY SUNNY. HIGHS 48 TO 58 ABOVE 6000 FEET TO 57 TO
 67 BELOW 6000 FEET. 
 .FRIDAY NIGHT...MOSTLY CLEAR. LOWS 19 TO 29 ABOVE 6000 FEET TO
 28 TO 38 BELOW 6000 FEET. 
 .SATURDAY...MOSTLY SUNNY. HIGHS 45 TO 55 ABOVE 6000 FEET TO 54 TO
 64 BELOW 6000 FEET. 
 .SATURDAY NIGHT...MOSTLY CLEAR. LOWS 17 TO 27 ABOVE 6000 FEET TO
 25 TO 35 BELOW 6000 FEET. 
 .SUNDAY...MOSTLY SUNNY. HIGHS 41 TO 51 ABOVE 6000 FEET TO 50 TO
 60 BELOW 6000 FEET. 
 .SUNDAY NIGHT...MOSTLY CLEAR. LOWS 20 TO 30 ABOVE 6000 FEET TO
 27 TO 37 BELOW 6000 FEET. 
 .MONDAY...WARMER. MOSTLY SUNNY. HIGHS 48 TO 58 ABOVE 6000 FEET TO
 57 TO 67 BELOW 6000 FEET.
Joshua Tree NP
Forecast Issuance time: 428 AM PST TUE NOV 24 2009
TODAY...
 SKY/WEATHER.....................SUNNY. 
 MAX TEMPERATURE.................59-71. 
    24 HR TREND..................LITTLE CHANGE. 
 MIN HUMIDITY....................10-15 PCT. 
    24 HR TREND..................6 PCT DRIER. 
 20-FOOT WINDS.....SLOPE/VALLEY..NORTH 5 TO 15 MPH. 
 WINDS...10000 FT MSL............NORTH 10 TO 15 MPH. 
 CWR (>= 0.10 IN)................0 PERCENT. 
 LAL.............................1. 
 HAINES INDEX....................5 OR MODERATE POTENTIAL FOR LARGE 
                                 PLUME DOMINATED FIRE GROWTH. 
 
 TONIGHT...
 SKY/WEATHER.....................CLEAR. 
 MIN TEMPERATURE.................44-59. 
    24 HR TREND..................LITTLE CHANGE. 
 MAX HUMIDITY....................15-20 PCT. 
    24 HR TREND..................13 PCT DRIER. 
 20-FOOT WINDS.....SLOPE/VALLEY..NORTH 5 TO 15 MPH. 
 WINDS...10000 FT MSL............NORTHEAST 10 TO 15 MPH. 
 CWR (>= 0.10 IN)................0 PERCENT. 
 LAL.............................1. 
 
 WEDNESDAY...
 SKY/WEATHER.....................SUNNY. 
 MAX TEMPERATURE.................62-73. 
    24 HR TREND..................3 DEGREES WARMER. 
 MIN HUMIDITY....................11-16 PCT. 
    24 HR TREND..................LITTLE CHANGE. 
 20-FOOT WINDS.....SLOPE/VALLEY..NORTH 5 TO 15 MPH. 
 WINDS...10000 FT MSL............EAST 10 TO 15 MPH. 
 CWR (>= 0.10 IN)................0 PERCENT. 
 LAL.............................1. 
 HAINES INDEX....................5 OR MODERATE POTENTIAL FOR LARGE 
                                 PLUME DOMINATED FIRE GROWTH. 
 
 
 EXTENDED...
 .THURSDAY...MOSTLY CLEAR. LOWS 37-50. HIGHS 66-75. NORTH WINDS
 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
 15 PERCENT. 
 .FRIDAY...MOSTLY CLEAR. LOWS 41-53. HIGHS 64-74. WEST WINDS 5 TO
 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT. 
 .SATURDAY...COOLER. PARTLY CLOUDY. LOWS 42-53. HIGHS 53-63.
 NORTHWEST WINDS 10 TO 20 MPH. 
 .SUNDAY...MOSTLY CLEAR. LOWS 36-51. HIGHS 54-59. 
 .MONDAY...MOSTLY CLEAR. LOWS 36-45. HIGHS 59-64.
Mojave Desert Including Mohave National Preserve
Forecast is more than 12 hours old! Use with caution!
Forecast Issuance time: 700 AM PST MON NOV 23 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE: 
     VALLEY FLOOR....64-69. 
     24 HR TREND.....ON AVERAGE DOWN 2 DEGREES. 
 MIN HUMIDITY: 
     VALLEY FLOOR....13-18 PERCENT. 
     24 HR TREND.....ON AVERAGE DOWN 3 PERCENT. 
 20-FOOT WINDS......: 
     SLOPE/VALLEY....NORTH WIND UP TO 10 MPH WITH GUSTS TO AROUND 25 
                     MPH. 
     10000 FT MSL....NORTH 10 TO 20 MPH BECOMING 15 TO 20 MPH IN THE 
                     AFTERNOON. 
 CWR (>= 0.10 IN)....0 PERCENT. 
 LAL.................1. 
 HAINES INDEX........5. 
 
 TONIGHT...
 SKY/WEATHER.........MOSTLY CLEAR. 
 MIN TEMPERATURE: 
     VALLEY FLOOR....37-45. 
     24 HR TREND.....LITTLE CHANGE. 
 MAX HUMIDITY: 
     VALLEY FLOOR....30-40 PERCENT. 
     24 HR TREND.....ON AVERAGE DOWN 11 PERCENT. 
 20-FOOT WINDS......: 
     SLOPE/VALLEY....NORTHWEST WIND UP TO 10 MPH. 
     10000 FT MSL....NORTH 15 TO 20 MPH DECREASING TO 10 TO 15 MPH 
                     AFTER MIDNIGHT. 
 CWR (>= 0.10 IN)....0 PERCENT. 
 LAL.................1. 
 HAINES INDEX........5. 
 
 TUESDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE: 
     VALLEY FLOOR....64-69. 
     24 HR TREND.....LITTLE CHANGE. 
 MIN HUMIDITY: 
     VALLEY FLOOR....9-14 PERCENT. 
     24 HR TREND.....ON AVERAGE DOWN 4 PERCENT. 
 20-FOOT WINDS......: 
     SLOPE/VALLEY....NORTH WIND UP TO 10 MPH. 
     10000 FT MSL....NORTH 10 TO 15 MPH. 
 CWR (>= 0.10 IN)....0 PERCENT. 
 LAL.................1. 
 HAINES INDEX........5. 
 
 EXTENDED...
 .WEDNESDAY...CLEAR. LOWS IN THE UPPER 30S TO MID 40S. HIGHS IN
 THE MID 60S TO MID 70S. NORTH WIND UP TO 10 MPH. 
 .THANKSGIVING DAY...CLEAR. LOWS IN THE UPPER 30S TO MID 40S.
 HIGHS IN THE MID 60S TO MID 70S. NORTH WIND UP TO 10 MPH. 
 .FRIDAY...MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE MID 60S TO
 MID 70S. SOUTHWEST WIND UP TO 10 MPH.
Southern Owens Valley and Sierra Foothills
Forecast is more than 12 hours old! Use with caution!
Forecast Issuance time: 700 AM PST MON NOV 23 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE: 
     VALLEY FLOOR....60-65. 
     7000 FEET.......50-55. 
     24 HR TREND.....ON AVERAGE DOWN 4 DEGREES. 
 MIN HUMIDITY: 
     VALLEY FLOOR....12-17 PERCENT. 
     7000 FEET.......17-22 PERCENT. 
     24 HR TREND.....ON AVERAGE DOWN 8 PERCENT. 
 20-FOOT WINDS......: 
     SLOPE/VALLEY....NORTH WINDS 10 TO 15 MPH. 
     10000 FT MSL....NORTH 10 TO 15 MPH. 
 CWR (>= 0.10 IN)....0 PERCENT. 
 LAL.................1. 
 HAINES INDEX........5. 
 
 TONIGHT...
 SKY/WEATHER.........MOSTLY CLEAR. 
 MIN TEMPERATURE: 
     VALLEY FLOOR....26-34. 
     7000 FEET.......26-31. 
     24 HR TREND.....ON AVERAGE DOWN 2 DEGREES. 
 MAX HUMIDITY: 
     VALLEY FLOOR....42-52 PERCENT. 
     7000 FEET.......40-50 PERCENT. 
     24 HR TREND.....ON AVERAGE DOWN 7 PERCENT. 
 20-FOOT WINDS......: 
     SLOPE/VALLEY....NORTHWEST WINDS UP TO 10 MPH. 
     10000 FT MSL....NORTH 10 TO 15 MPH. 
 CWR (>= 0.10 IN)....0 PERCENT. 
 LAL.................1. 
 HAINES INDEX........5. 
 
 TUESDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE: 
     VALLEY FLOOR....63-69. 
     7000 FEET.......51-57. 
     24 HR TREND.....ON AVERAGE UP 4 DEGREES. 
 MIN HUMIDITY: 
     VALLEY FLOOR....10-15 PERCENT. 
     7000 FEET.......13-20 PERCENT. 
     24 HR TREND.....ON AVERAGE DOWN 2 PERCENT. 
 20-FOOT WINDS......: 
     SLOPE/VALLEY....NORTHEAST WINDS UP TO 10 MPH. 
     10000 FT MSL....NORTH 10 TO 15 MPH. 
 CWR (>= 0.10 IN)....0 PERCENT. 
 LAL.................1. 
 HAINES INDEX........4. 
 
 EXTENDED...
 .WEDNESDAY...MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S.
 HIGHS IN THE UPPER 60S TO MID 70S. NORTH WINDS UP TO 10 MPH. 
 .THANKSGIVING DAY...CLEAR. LOWS IN THE MID 20S TO LOWER 30S.
 HIGHS IN THE LOWER 60S TO LOWER 70S. EAST WINDS UP TO 10 MPH. 
 .FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S. HIGHS
 IN THE 60S. WEST WIND AROUND 10 MPH.
Apple and Yucca Valleys
Forecast Issuance time: 352 AM PST TUE NOV 24 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....64 TO 70. 
 MIN HUMIDITY........10 PERCENT. 
 20-FOOT WINDS.......WINDS NORTHEAST 10 MPH AND GUSTY. 
 LAL.................1. 
 
 TONIGHT...
 SKY/WEATHER.........MOSTLY CLEAR. 
 MIN TEMPERATURE.....31 TO 39. 
 MAX HUMIDITY........20 TO 30 PERCENT. 
 20-FOOT WINDS.......VARIABLE 3 TO 6 MPH. 
 LAL.................1. 
 
 WEDNESDAY...
 SKY/WEATHER.........MOSTLY SUNNY. 
 MAX TEMPERATURE.....66 TO 71. 
 MIN HUMIDITY........10 PERCENT. 
 20-FOOT WINDS.......WINDS NORTHEAST 15 MPH. GUSTS TO 25 MPH IN THE 
                     AFTERNOON. 
 LAL.................1 
 
 FORECAST DAYS 3 THROUGH 7...
 SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
 
 .WEDNESDAY NIGHT...CLEAR. LOWS 33 TO 40. 
 .THURSDAY...MOSTLY SUNNY. HIGHS 68 TO 75. 
 .THURSDAY NIGHT...MOSTLY CLEAR. LOWS 33 TO 40. 
 .FRIDAY...MOSTLY SUNNY. HIGHS 65 TO 71. 
 .FRIDAY NIGHT...MOSTLY CLEAR. LOWS 28 TO 35. 
 .SATURDAY...MOSTLY SUNNY. HIGHS 61 TO 68. 
 .SATURDAY NIGHT...MOSTLY CLEAR. LOWS 28 TO 35. 
 .SUNDAY...MOSTLY SUNNY. HIGHS 57 TO 63. 
 .SUNDAY NIGHT...MOSTLY CLEAR. LOWS 26 TO 34. 
 .MONDAY...WARMER. MOSTLY SUNNY. HIGHS 65 TO 71.

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Page last Modified: Update - 05/13/2009

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