FNUS71 KLWX 061923 FWSLWX SPOT FORECAST FOR HQ RAWS PILES...NPS NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 223 PM EST WED FEB 6 2013 FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON FEBRUARY 07. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL BUILD OVER THE REGION THROUGH TONIGHT...BRINGING DRY AND SEASONABLY CHILLY CONDITIONS. HIGH PRESSURE WILL MOVE OFF THE COAST THURSDAY AND COASTAL LOW PRESSURE IS EXPECTED TO IMPACT THE AREA THURSDAY NIGHT THROUGH FRIDAY. A PERIOD OF WINTRY PRECIPITATION IS POSSIBLE ACROSS SKYLINE DRIVE LATE THURSDAY NIGHT INTO FRIDAY MORNING...BEFORE IT CHANGES OVER TO RAIN. HIGH PRESSURE WILL RETURN FOR THE WEEKEND BEFORE LOW PRESSURE POSSIBLY IMPACTS THE AREA EARLY NEXT WEEK. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). MAX TEMPERATURE.....AROUND 42. MIN HUMIDITY........50 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................10 PERCENT. MIXING HEIGHT.......1300-2000 FT AGL. TRANSPORT WINDS.....SOUTHEAST 7 TO 14 MPH. SURFACE WINDS.......LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. TIME (EST) 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........82 88 92 91 92 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............33 37 40 42 39 RH..............66 61 55 50 62 20 FT WIND......SE 3 SE 4 SE 5 SE 5 SE 5 20 FT WIND GUST.5 5 10 10 10 CWR.............10 10 10 10 10 .THURSDAY NIGHT... SKY/WEATHER.........CLOUDY (90-100 PERCENT). A CHANCE OF RAIN OR SLEET IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF FREEZING RAIN AFTER MIDNIGHT...THEN RAIN LIKELY LATE. MIN TEMPERATURE.....AROUND 32. MAX HUMIDITY........89 PERCENT. WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE. CWR.................10 PERCENT...INCREASING TO 60 PERCENT. MIXING HEIGHT.......400-1600 FT AGL. TRANSPORT WINDS.....SOUTHEAST 7 TO 15 MPH. SURFACE WINDS.......SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........94 96 100 100 100 100 WEATHER COV..... CHANCE CHANCE CHANCE LIKELY WEATHER TYPE....NONE NONE RAIN RAIN RAIN RAIN TEMP............38 37 36 35 34 34 RH..............67 78 82 85 85 89 20 FT WIND......SE 4 SE 3 SE 3 SE 3 S 2 S 1 20 FT WIND GUST.5 5 5 5 5 CWR.............10 10 30 30 50 60 .FRIDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT)...THEN BECOMING MOSTLY SUNNY (45-55 PERCENT). RAIN LIKELY IN THE MORNING. MAX TEMPERATURE.....AROUND 46. MIN HUMIDITY........61 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST 6 TO 11 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CWR.................60 PERCENT...INCREASING TO 70 PERCENT IN THE MORNING...THEN DECREASING TO 50 PERCENT IN THE MORNING...DECREASING TO 20 PERCENT IN THE AFTERNOON...DECREASING TO 10 PERCENT. MIXING HEIGHT.......400-2100 FT AGL...INCREASING TO 2600-3000 FT AGL EARLY IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 3 TO 7 MPH...INCREASING TO WEST 13 TO 20 MPH EARLY IN THE AFTERNOON...THEN INCREASING TO NORTHWEST 26 TO 29 MPH LATE. SURFACE WINDS.......LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST 6 TO 11 MPH IN THE AFTERNOON. TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........100 97 89 61 49 39 WEATHER COV.....LIKELY LIKELY LIKELY LIKELY CHANCE WEATHER TYPE....RAIN RAIN RAIN RAIN RAIN NONE TEMP............33 35 40 43 45 44 RH..............85 85 82 79 71 65 20 FT WIND......W 0 NW 1 NW 2 NW 4 NW 6 NW 8 20 FT WIND GUST. 5 5 10 20 CWR.............60 70 50 50 20 10 $$ FORECASTER...KLEIN REQUESTED BY...JOE JARRELLS TYPE OF REQUEST...PRESCRIBED .TAG 20130207.HQRAW.01/LWX