FNUS71 KLWX 102022 FWSLWX SPOT FORECAST FOR SPOTSYLVANIA CH RX...NATIONAL PARK SERVICE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 422 PM EDT TUE MAR 10 2009 FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE ACROSS THE REGION TODAY HAS MOVED OFFSHORE. THIS WILL ALLOW A WARM FRONT TO MOVE NORTH OF THE REGION TONIGHT INTO WEDNESDAY MORNING. LOW CLOUDS AND LOW MIXING HEIGHTS ARE EXPECTED OVERNIGHT INTO WEDNESDAY MORNING AHEAD OF THE WARM FRONT. MIXING HEIGHTS WILL INCREASE BEHIND THE WARM FRONT LATE WEDNESDAY MORNING...BUT AN APPROACHING COLD FRONT WILL BRING A CHANCE FOR SHOWERS. THE COLD FRONT WILL PASS THROUGH REGION LATE WEDNESDAY AFTERNOON...AND HIGH PRESSURE WILL BUILD OVER THE REGION BEHIND THIS FRONT WEDNESDAY NIGHT AND THURSDAY. .WEDNESDAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). A CHANCE OF SHOWERS IN THE LATE MORNING AND AFTERNOON. MAX TEMPERATURE.....AROUND 71. MIN HUMIDITY........42 PERCENT. WIND (20 FT)........WEST WINDS 7 TO 11 MPH WITH GUSTS UP TO 20 MPH. CWR.................10 PERCENT...INCREASING TO 30 PERCENT IN THE LATE MORNING AND AFTERNOON. MIXING HEIGHT.......700-2600 FT AGL...INCREASING TO 6500-7200 FT AGL. MIXING WINDS........WEST 12 TO 18 MPH...INCREASING TO 22 TO 24 MPH LATE. TIME (EDT) 10 AM NOON 2 PM 4 PM SKY (%).........86 74 65 60 WEATHER COV.....CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR TEMP............56 62 67 69 RH..............74 62 54 44 20 FT WIND......SW 6 SW 7 SW 8 W 8 20 FT WIND GUST.10 15 15 15 CWR.............30 30 30 30 .WEDNESDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT)...THEN BECOMING PARTLY CLOUDY (30-40 PERCENT). MIN TEMPERATURE.....AROUND 34. MAX HUMIDITY........59 PERCENT. WIND (20 FT)........NORTH WINDS 6 TO 11 MPH WITH GUSTS UP TO 20 MPH. CWR.................10 PERCENT. MIXING HEIGHT.......4700-6300 FT AGL...DECREASING TO 2900-4000 FT AGL EARLY IN THE EVENING. MIXING WINDS........NORTH 23 TO 29 MPH. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........53 48 48 48 19 19 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............65 57 51 47 43 41 RH..............43 49 50 49 53 52 20 FT WIND......W 9 NW 8 NW 7 NW 6 N 6 N 5 20 FT WIND GUST.20 20 20 20 15 15 CWR.............10 10 10 10 10 10 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). MAX TEMPERATURE.....AROUND 51. MIN HUMIDITY........29 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 6 MPH. CWR.................10 PERCENT. MIXING HEIGHT.......2500-4300 FT AGL...INCREASING TO 4500-4700 FT AGL LATE. MIXING WINDS........NORTH 14 TO 22 MPH...BECOMING NORTHWEST 5 TO 12 MPH IN THE AFTERNOON. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........19 46 46 46 46 46 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............39 36 42 46 49 50 RH..............54 59 43 35 30 29 20 FT WIND......N 5 N 5 N 5 N 5 N 5 N 4 20 FT WIND GUST.15 15 10 10 10 10 CWR.............10 10 10 10 10 10 $$ FORECASTER...LASORSA REQUESTED BY...GREGG KNEIPP TYPE OF REQUEST...PRESCRIBED .TAG 20090311.SPOTS.01/LWX