FNUS76 KSGX 271912 FWSSGX SPOT FORECAST FOR WATERMAN WIND EVENT...SBNF FRON NATIONAL WEATHER SERVICE SAN DIEGO CA 1212 PM PDT TUE OCT 27 2009 FORECAST IS BASED ON REQUEST TIME OF 1055 PDT ON OCTOBER 27. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...FIRE WEATHER WATCH IN EFFECT FROM 11 PM THIS EVENING THROUGH THURSDAY AFTERNOON FOR RELATIVE HUMIDITY BELOW 15 PERCENT AND WIND GUSTING OVER 35 MPH... .DISCUSSION... STRONG COLD FRONT AND UPPER TROUGH TO MOVE ACROSS THIS EVENING. WEST WINDS TODAY WILL SHIFT TO NORTHWEST BY LATE AFTERNOON AND THEN TO NORTH OVERNIGHT. A STRONG AND RAPID DRYING TREND IS LIKELY TO FOLLOW THE COLD FRONTAL PASSAGE LATE THIS EVENING. COMBINATION OF VERY LOW HUMIDITY AND WIND GUSTS OVER 35 MPH LIKELY TO PERSIST UNTIL THURSDAY AFTERNOON. VERY LOW HUMIDITY CONTINUING INTO FRIDAY. .TODAY... SKY/WEATHER.........PARTLY CLOUDY. AREAS OF BLOWING DUST. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........18 PERCENT. WIND................ SLOPES...........NORTHWEST 10 MPH WITH GUSTS 30 MPH. RIDGETOP.........NORTHWEST 20 TO 30 MPH WITH HIGHER GUSTS. MIXING HEIGHT.......8000-8500 FT AGL. MIXING WINDS........NORTHWEST 25 MPH. TIME (PDT) 1 PM 4 PM SKY (%).........40 40 WEATHER COV..... WEATHER TYPE....NONE NONE TEMP............73 68 RH..............25 18 20 FT WIND DIR..NW NW 20 FT WIND SPD..10 15 20 FT WIND GUST.20 30 EYE LVL WND DIR.NW NW EYE LVL WND SPD.6 10 EYE LVL WND GST.20 30 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. AREAS OF BLOWING DUST. MIN TEMPERATURE.....AROUND 43. MAX HUMIDITY........60 PERCENT. WIND................ SLOPES...........WINDS NORTH 5 TO 15 MPH. GUSTS TO 25 MPH...BECOMING 35 MPH EARLY IN THE EVENING. RIDGETOP.........NORTHWEST 20 TO 30 MPH AND GUSTY...BECOMING NORTH 35 TO 45 MPH WITH GUSTS TO 35 MPH. MIXING HEIGHT.......8000 FT AGL...BECOMING 2000-3000 FT AGL EARLY IN THE EVENING...THEN...BECOMING 5000 FT AGL EARLY IN THE MORNING. MIXING WINDS........NORTHWEST 20 TO 25 MPH...BECOMING NORTH 30 TO 40 MPH. TIME (PDT) 6 PM 9 PM MIDNGT 3 AM SKY (%).........31 31 19 19 WEATHER COV.....AREAS AREAS AREAS AREAS WEATHER TYPE....BLDUST BLDUST BLDUST BLDUST TEMP............60 53 47 45 RH..............22 18 15 15 20 FT WIND DIR..NW NE NE NE 20 FT WIND SPD..20 20 25 20 20 FT WIND GUST.40 35 35 35 EYE LVL WND DIR.NW NE NE NE EYE LVL WND SPD.15 12 18 12 EYE LVL WND GST.40 35 35 35 .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. AREAS OF BLOWING DUST. MAX TEMPERATURE.....AROUND 65. MIN HUMIDITY........10 PERCENT. WIND................ SLOPES...........WINDS NORTHEAST 15 TO 25 MPH. GUSTS TO 35 MPH. RIDGETOP.........NORTH 30 TO 40 MPH WITH GUSTS 50 MPH. MIXING HEIGHT.......13000 FT AGL. MIXING WINDS........NORTH 30 TO 40 MPH. TIME (PDT) 6 AM 9 AM NOON 3 PM SKY (%).........20 20 13 13 WEATHER COV.....AREAS AREAS AREAS AREAS WEATHER TYPE....BLDUST BLDUST BLDUST BLDUST TEMP............44 50 63 64 RH..............15 14 10 9 20 FT WIND DIR..NE NE NE NE 20 FT WIND SPD..12 12 12 12 20 FT WIND GUST.35 30 30 35 EYE LVL WND DIR.NE NE NE NE EYE LVL WND SPD.12 12 12 12 EYE LVL WND GST.35 30 30 35 .FORECAST DAYS 3 THROUGH 5... .THURSDAY... MOSTLY CLEAR. LOWS AROUND 40. HIGHS AROUND 69. WINDS NORTH 5 TO 15 MPH WITH GUSTS TO 30 MPH. .FRIDAY... MOSTLY CLEAR. LOWS AROUND 45. HIGHS AROUND 77. WINDS SOUTHWEST 10 MPH. .SATURDAY... MOSTLY CLEAR. LOWS AROUND 48. HIGHS AROUND 84. WINDS SOUTHWEST 5 MPH. $$ FORECASTER...ROB BALFOUR REQUESTED BY...DAN FELIX TYPE OF REQUEST...WILDFIRE .TAG 20091027.WATER.01/SGX