FNUS76 KSTO 142304 FWSSTO SPOT FORECAST FOR FAIRFIELD...NPS NATIONAL WEATHER SERVICE SACRAMENTO CA 404 PM PDT FRI AUG 14 2009 #196-09 FORECAST IS BASED ON INCIDENT TIME OF 1520 PDT ON AUGUST 14. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...UPPER LEVEL TROUGH WILL BE MOVING OVER THE FIRE SITE TONIGHT...AND ACROSS NEVADA ON SATURDAY. THE TROUGH BROUGHT HIGHER HUMIDITIES WHICH ALLOWED FOR AFTERNOON CUMULUS CLOUDS TO DEVELOP ON FRIDAY AS THE SUN WARMED THE LAND. HOWEVER...DRIER AND WARMER CONDITIONS ARE EXPECTED BEHIND THE TROUGH ON SATURDAY. NORTH TO NORTHEAST WINDS ARE EXPECTED TONIGHT WITH WINDS SHIFTING TO THE NORTHWEST DURING THE DAY ON SATURDAY BUT WINDS WILL BE RELATIVELY LIGHT. .TONIGHT... SKY/WEATHER.........SCATTERED CUMULUS DISSIPATING DURING THE EVENING THEN BECOMING CLEAR. MIN TEMPERATURE.....38-43 MAX HUMIDITY........60-70 PERCENT. WIND (20 FT)........ SLOPE/VALLEY.....NORTH TO NORTHEAST 4 TO 8 MPH. RIDGETOP.........NORTHWEST 10 TO 18 MPH THIS EVENING...BECOMING NORTHEAST 5 TO 10 MPH AFTER MIDNIGHT. CWR.................0 PERCENT. LAL.................1. MIXING HEIGHT.......LOWERING TO NEAR GROUND LEVEL. MIXING WINDS........NORTHWEST 10 TO 14 MPH THIS EVENING...BECOMING NORTHEAST 5 TO 10 MPH. .SATURDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....72-76. MIN HUMIDITY........20-25 PERCENT. WIND (20 FT)........ SLOPE/VALLEY.....NORTHEAST LESS THAN 5 MPH IN THE MORNING... BECOMING NORTH 4 TO 8 MPH IN THE AFTERNOON. RIDGETOP.........NORTHEAST 5 TO 12 MPH IN THE MORNING...BECOMING NORTHWEST TO NORTH 5 TO 10 MPH. CWR.................0 PERCENT. LAL.................1. MIXING HEIGHT.......RISING TO 6000 TO 7000 FT AGL. MIXING WINDS........NORTHEAST AT 5 MPH IN THE MORNING...BECOMING NORTH IN THE AFTERNOON. FORECASTER...JHM REQUESTED BY...TOM GARCIA REASON FOR REQUEST...WFU .TAG 20090814.FAIRF.01/STO $$