Spot Forecast for KNIGHT Fire National Weather Service Sacramento 905 PM PDT Fri Jul 31 2009 |
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. |
SPOT FORECAST FOR KNIGHT...US FOREST SERVICE NATIONAL WEATHER SERVICE SACRAMENTO CA 905 PM PDT FRI JUL 31 2009 FORECAST IS BASED ON REQUEST TIME OF 2024 PDT ON JULY 31. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...UPPER LEVEL LOW OFF OF THE CALIFORNIA COAST LINE WILL CONTINUE TO DRIFT TOWARDS THE COAST OVER THE NEXT 24 TO 48 HOURS. AS A RESULT...A FEW HIGH CLOUDS WILL BE POSSIBLE AT TIMES...WITH A GRADUAL COOLING TREND EXPECTED THROUGH THE WEEKEND. HUMIDITY TRENDS WILL ALSO SLOWLY INCREASE. THERE MAY BE ENOUGH INSTABILITY TO ONCE AGAIN SEE A SLIGHT CHANCE OF SHOWERS OR THUNDERSTORMS OVER THE SIERRA CREST ON SATURDAY...BUT SHOULD NOT IMPACT THE FIRE AREA. LOCALLY BREEZY SOUTHWEST TO WEST WINDS WILL ALSO BE POSSIBLE OVER THE RIDGES ON SATURDAY. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....59-63 LOWER ELEVATIONS...AND 64-67 HIGHER ELEVATIONS. MAX HUMIDITY........65 PERCENT LOWER ELEVATIONS...AND 50-54 PERCENT HIGHER ELEVATIONS. WIND (20 FT)........ SLOPE/VALLEY.....DOWNSLOPE/DOWNCANYON WINDS UP TO 4 MPH. RIDGETOP.........WEST WINDS 3 TO 6 MPH IN THE EVENING BECOMING EAST TO NORTHEAST AFTER 2200. CWR.................0 PERCENT. LAL.................1. MIXING HEIGHT.......FALLING TO NEAR THE SURFACE. MIXING WINDS........NORTHEAST TO EAST 3 TO 8 MPH. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....81-87. MIN HUMIDITY........25-30 PERCENT. WIND (20 FT)........ SLOPE/VALLEY.....VARIABLE WINDS LESS THAN 4 MPH IN THE MORNING BECOMING WEST 3 TO 8 MPH IN THE AFTERNOON. RIDGETOP.........VARIABLE WINDS 2 TO 5 MPH IN THE MORNING BECOMING SOUTHWEST TO WEST 5 TO 10 MPH WITH GUSTS UP TO 18 MPH. CWR.................0 PERCENT. LAL.................1. MIXING HEIGHT.......NEAR THE SURFACE IN THE MORNING INCREASING TO AROUND 7000 FT AGL IN THE AFTERNOON. MIXING WINDS........LIGHT EASTERLY IN THE MORNING BECOMING SOUTHWEST TO WEST 5 TO 10 MPH. FORECASTER...PALMER REQUESTED BY...BYRON KIMBALL REASON FOR REQUEST...WILDFIRE |