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Fire Weather Forecast for: Riverside ECC Dispatch
National Weather Service - San Diego, CA
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...Red Flag Warning or Fire Weather Watch in Effect for All or Portions of this ECCDA Zone...

Click on the link(s) below to go directly to the forecast segments
Coachella Valley and Surrounding Hills
Joshua Tree NP
The Inland Empire - Valleys and Hills of Western Riverside County
Riverside County Portion of San Bernardino NF

Dispatch Area Discussion...
415 AM PDT WED NOV 25 2009
 HIGH PRESSURE ALOFT AND OFFSHORE FLOW WILL BRING
 WARM...DRY CONDITIONS WITH LOCALLY GUSTY WINDS BELOW THE CANYONS
 AND PASSES THROUGH THANKSGIVING. WIND GUSTS WILL GENERALLY REMAIN
 BELOW 35 MPH...HOWEVER ISOLATED GUSTS TO 50 MPH ARE POSSIBLE IN
 THE SANTA ANA MOUNTAINS AND FOOTHILLS AND BELOW THE CAJON PASS
 THIS MORNING. RELATIVE HUMIDITIES WILL FALL BELOW 10 PERCENT EACH
 DAY THROUGH THANKSGIVING. ONSHORE FLOW WILL RETURN ON FRIDAY AND
 SATURDAY FOR COOLER WEATHER AND HIGHER HUMIDITIES. SLIGHT CHANCE
 OF RAIN AND MOUNTAIN SNOW ON SATURDAY. POTENTIALLY STRONG OFFSHORE
 FLOW WITH VERY GUSTY WINDS BELOW THE PASSES AND CANYONS SUNDAY AND
 MONDAY.
Coachella Valley and Surrounding Hills
Forecast Issuance time: 410 AM PST WED NOV 25 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....77 TO 82. 
 MIN HUMIDITY........10 PERCENT. 
 20-FOOT WINDS.......VARIABLE 3 TO 6 MPH BECOMING EAST 10 MPH IN THE 
                     AFTERNOON. 
 LAL.................1. 
 
 TONIGHT...
 SKY/WEATHER.........CLEAR. 
 MIN TEMPERATURE.....43 TO 53. 
 MAX HUMIDITY........15 TO 25 PERCENT. 
 20-FOOT WINDS.......VARIABLE 3 TO 6 MPH. 
 LAL.................1. 
 
 THURSDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....75 TO 80. 
 MIN HUMIDITY........10 TO 15 PERCENT. 
 20-FOOT WINDS.......VARIABLE 2 TO 4 MPH. 
 LAL.................1 
 
 FORECAST DAYS 3 THROUGH 7...
 SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
 
 .THURSDAY NIGHT...COLDER. MOSTLY CLEAR. LOWS 38 TO 48. 
 .FRIDAY...MOSTLY SUNNY. HIGHS 75 TO 80. 
 .FRIDAY NIGHT...MOSTLY CLEAR. LOWS 40 TO 50. 
 .SATURDAY...MOSTLY SUNNY. HIGHS 70 TO 75. 
 .SATURDAY NIGHT...MOSTLY CLEAR. LOWS 40 TO 50. 
 .SUNDAY...MOSTLY SUNNY. HIGHS 66 TO 71. 
 .SUNDAY NIGHT...MOSTLY CLEAR. LOWS 36 TO 46. 
 .MONDAY...MOSTLY SUNNY. HIGHS 70 TO 75. 
 .MONDAY NIGHT...MOSTLY CLEAR. LOWS 37 TO 47. 
 .TUESDAY...MOSTLY SUNNY. HIGHS 74 TO 79.
Joshua Tree NP
Forecast Issuance time: 414 AM PST WED NOV 25 2009
TODAY...
 SKY/WEATHER.....................SUNNY. 
 MAX TEMPERATURE.................60-72. 
    24 HR TREND..................4 DEGREES WARMER. 
 MIN HUMIDITY....................10-15 PCT. 
    24 HR TREND..................LITTLE RH 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. 
 
 TONIGHT...
 SKY/WEATHER.....................CLEAR. 
 MIN TEMPERATURE.................39-48. 
    24 HR TREND..................LITTLE CHANGE. 
 MAX HUMIDITY....................22-31 PCT. 
    24 HR TREND..................7 PCT WETTER. 
 20-FOOT WINDS.....SLOPE/VALLEY..NORTH 5 TO 15 MPH. 
 WINDS...10000 FT MSL............EAST 10 TO 20 MPH. 
 CWR (>= 0.10 IN)................0 PERCENT. 
 LAL.............................1. 
 
 THURSDAY...
 SKY/WEATHER.....................SUNNY. 
 MAX TEMPERATURE.................65-75. 
    24 HR TREND..................4 DEGREES WARMER. 
 MIN HUMIDITY....................11-16 PCT. 
    24 HR TREND..................LITTLE RH CHANGE. 
 20-FOOT WINDS.....SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH. 
 WINDS...10000 FT MSL............SOUTHEAST 10 TO 20 MPH. 
 CWR (>= 0.10 IN)................0 PERCENT. 
 LAL.............................1. 
 HAINES INDEX....................5 OR MODERATE POTENTIAL FOR LARGE 
                                 PLUME DOMINATED FIRE GROWTH. 
 
 
 EXTENDED...
 .FRIDAY...MOSTLY CLEAR. LOWS 38-48. HIGHS 66-76. SOUTHWEST WINDS
 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
 15 PERCENT. 
 .SATURDAY...COOLER. MOSTLY CLEAR. LOWS 33-48. HIGHS 55-65.
 NORTHWEST WINDS 10 TO 20 MPH. 
 .SUNDAY...MOSTLY CLEAR. LOWS 30-45. HIGHS 49-58. NORTH WINDS
 15 TO 25 MPH. 
 .MONDAY...MOSTLY CLEAR. LOWS 30-41. HIGHS 59-65. 
 .TUESDAY...MOSTLY CLEAR. LOWS 32-44. HIGHS 63-67.
The Inland Empire - Valleys and Hills of Western Riverside County
Forecast Issuance time: 410 AM PST WED NOV 25 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....74 TO 83. 
 MIN HUMIDITY........5 TO 10 PERCENT. 
 20-FOOT WINDS.......WINDS NORTHEAST 10 TO 20 MPH WITH LOCAL GUSTS 
                     TO 35 MPH. ISOLATED GUSTS TO NEAR 50 MPH IN
                     THE MORNING BELOW THE CAJON PASS. 
 LAL.................1. 
 
 TONIGHT...
 SKY/WEATHER.........CLEAR. 
 MIN TEMPERATURE.....39 TO 49. 
 MAX HUMIDITY........15 TO 25 PERCENT. 
 20-FOOT WINDS.......WINDS NORTH 15 MPH. 
 LAL.................1. 
 
 THURSDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....77 TO 84. 
 MIN HUMIDITY........5 TO 10 PERCENT. 
 20-FOOT WINDS.......WINDS NORTHEAST 10 TO 20 MPH IN THE MORNING. 
 LAL.................1 
 
 FORECAST DAYS 3 THROUGH 7...
 SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
 
 .THURSDAY NIGHT...MOSTLY CLEAR. LOWS 38 TO 48. 
 .FRIDAY...MOSTLY SUNNY. HIGHS 71 TO 76. 
 .FRIDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AFTER 
 MIDNIGHT. LOWS 39 TO 48. 
 .SATURDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN IN THE
 MORNING...THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS 64 TO 71. 
 .SATURDAY NIGHT...MOSTLY CLEAR. LOWS 36 TO 46. 
 .SUNDAY...MOSTLY SUNNY. AREAS OF BLOWING DUST. HIGHS 63 TO 70.
 WINDS NORTHEAST 20 TO 30 MPH WITH GUSTS TO 50 MPH. 
 .SUNDAY NIGHT...MOSTLY CLEAR. AREAS OF BLOWING DUST IN THE
 EVENING. AREAS OF BLOWING DUST AFTER MIDNIGHT. LOWS 37 TO 47. 
 .MONDAY...MOSTLY SUNNY. AREAS OF BLOWING DUST IN THE MORNING.
 HIGHS 69 TO 76. 
 .MONDAY NIGHT...MOSTLY CLEAR. LOWS 38 TO 48. 
 .TUESDAY...MOSTLY SUNNY. HIGHS 71 TO 77.
Riverside County Portion of San Bernardino NF
Forecast Issuance time: 410 AM PST WED NOV 25 2009
TODAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....51 TO 61 ABOVE 6000 FEET TO 59 TO 69 BELOW 6000 
                     FEET. 
 MIN HUMIDITY........10 PERCENT. 
 20-FOOT WINDS....... 
    SLOPES...........WINDS NORTHEAST 10 TO 20 MPH WITH GUSTS TO 30 
                     MPH. 
    RIDGETOP.........WINDS NORTHEAST 15 MPH WITH GUSTS TO 35 MPH. 
 LAL.................1. 
 
 TONIGHT...
 SKY/WEATHER.........CLEAR. 
 MIN TEMPERATURE.....26 TO 36 ABOVE 6000 FEET TO 33 TO 43 BELOW 6000 
                     FEET. 
 MAX HUMIDITY........15 TO 20 PERCENT. 
 20-FOOT WINDS....... 
    SLOPES...........WINDS EAST 15 MPH AND GUSTY. 
    RIDGETOP.........WINDS EAST 15 MPH WITH GUSTS TO 30 MPH. 
 LAL.................1. 
 
 THURSDAY...
 SKY/WEATHER.........SUNNY. 
 MAX TEMPERATURE.....53 TO 61 ABOVE 6000 FEET TO 62 TO 72 BELOW 6000 
                     FEET. 
 MIN HUMIDITY........10 TO 15 PERCENT ON DESERT SLOPES TO 5 TO 10 
                     PERCENT ON COASTAL SLOPES. 
 20-FOOT WINDS....... 
    SLOPES...........WINDS EAST 15 MPH. GUSTS TO 20 MPH IN THE 
                     MORNING. 
    RIDGETOP.........WINDS SOUTHEAST 15 MPH WITH HIGHER GUSTS. 
 LAL.................1 
 
 FORECAST DAYS 3 THROUGH 7...
 SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
 
 .THURSDAY NIGHT...MOSTLY CLEAR. LOWS 24 TO 34 ABOVE 6000 FEET TO
 32 TO 42 BELOW 6000 FEET. 
 .FRIDAY...MOSTLY SUNNY. HIGHS 50 TO 60 ABOVE 6000 FEET TO 59 TO
 69 BELOW 6000 FEET. 
 .FRIDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW 
 AFTER MIDNIGHT. PATCHY FOG. LOWS 23 TO 33 ABOVE 6000 FEET TO 29 
 TO 39 BELOW 6000 FEET. 
 .SATURDAY...PATCHY FOG IN THE MORNING. MOSTLY CLOUDY WITH SLIGHT
 CHANCE OF RAIN IN THE MORNING...THEN MOSTLY SUNNY IN THE
 AFTERNOON. HIGHS 41 TO 51 ABOVE 6000 FEET TO 51 TO 61 BELOW
 6000 FEET. WINDS SOUTHWEST 20 MPH BECOMING NORTH IN THE
 AFTERNOON. 
 .SATURDAY NIGHT...MOSTLY CLEAR. LOWS 21 TO 31 ABOVE 6000 FEET TO
 28 TO 38 BELOW 6000 FEET. 
 .SUNDAY...MOSTLY SUNNY. HIGHS 39 TO 49 ABOVE 6000 FEET TO 47 TO
 57 BELOW 6000 FEET. WINDS NORTH 20 MPH WITH GUSTS TO 45 MPH. 
 .SUNDAY NIGHT...MOSTLY CLEAR. LOWS 22 TO 32 ABOVE 6000 FEET TO
 30 TO 40 BELOW 6000 FEET. 
 .MONDAY...NOT AS COOL. MOSTLY SUNNY. HIGHS 47 TO 57 ABOVE
 6000 FEET TO 55 TO 65 BELOW 6000 FEET. 
 .MONDAY NIGHT...MOSTLY CLEAR. LOWS 23 TO 33 ABOVE 6000 FEET TO
 30 TO 40 BELOW 6000 FEET. 
 .TUESDAY...MOSTLY SUNNY. HIGHS 50 TO 60 ABOVE 6000 FEET TO 58 TO
 68 BELOW 6000 FEET.

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Page last Modified: Update - 05/13/2009

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