FNUS71 KLWX 291357 FWSLWX SPOT FORECAST FOR BIG MEADOWS...USDI - NPS NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 957 AM EDT THU MAR 29 2012 FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MARCH 30. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... THERE IS AN ENHANCED FIRE WEATHER THREAT TODAY DUE TO NORTHWEST WINDS GUSTS UP TO 30 MPH...RELATIVE HUMIDITY VALUES NEAR 30 PERCENT... AND LOW FUEL MOISTURE. HIGH PRESSURE WILL BUILD SOUTHEAST OVER THE REGION THROUGH EARLY FRIDAY. A LOW PRESSURE SYSTEM WILL IMPACT THE REGION LATE FRIDAY AND THIS WEEKEND. HIGH PRESSURE WILL RETURN BRIEFLY NEXT WEEK BEFORE ANOTHER LOW PRESSURE SYSTEM APPROACHES THE MID- ATLANTIC MID-NEXT WEEK. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 57. MIN HUMIDITY........37 PERCENT. WIND (20 FT)........NORTHWEST WINDS 9 TO 14 MPH WITH GUSTS UP TO 25 MPH. CWR.................0 PERCENT. MIXING HEIGHT.......800-2600 FT AGL...INCREASING TO 3100-4800 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTHWEST 12 TO 21 MPH...INCREASING TO 16 TO 22 MPH IN THE LATE MORNING AND AFTERNOON. SURFACE WINDS.......NORTHWEST WINDS 9 TO 14 MPH. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........11 21 30 19 20 8 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............47 47 48 54 56 56 RH..............65 68 65 45 38 37 20 FT WIND......NW 6 NW 7 NW 7 NW 11 NW 10 NW 10 20 FT WIND GUST.20 20 20 25 25 20 CWR.............0 0 0 0 0 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT). PATCHY FROST LATE. MIN TEMPERATURE.....AROUND 34. MAX HUMIDITY........76 PERCENT. WIND (20 FT)........NORTHWEST WINDS 10 TO 11 MPH WITH GUSTS UP TO 20 MPH...BECOMING SOUTHEAST 8 TO 10 MPH AFTER MIDNIGHT...THEN BECOMING NORTHEAST 5 TO 6 MPH LATE. CWR.................0 PERCENT. MIXING HEIGHT.......2600-4100 FT AGL...DECREASING TO 400-1900 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....NORTH 5 TO 14 MPH...DECREASING TO AROUND 2 MPH LATE. SURFACE WINDS.......NORTHWEST WINDS 10 TO 11 MPH...BECOMING SOUTHEAST 8 TO 10 MPH AFTER MIDNIGHT...THEN BECOMING NORTHEAST 5 TO 6 MPH LATE. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........3 2 4 6 11 9 WEATHER COV..... PATCHY WEATHER TYPE....NONE NONE NONE NONE NONE FROST TEMP............54 48 45 42 40 38 RH..............40 51 60 67 73 76 20 FT WIND......NW 9 NW 8 NW 8 W 8 S 7 NE 5 20 FT WIND GUST.20 15 15 15 15 10 CWR.............0 0 0 0 0 0 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). PATCHY FROST EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 60. MIN HUMIDITY........45 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTH 6 TO 11 MPH WITH GUSTS UP TO 20 MPH LATE IN THE MORNING. CWR.................10 PERCENT. MIXING HEIGHT.......500-2200 FT AGL...INCREASING TO 2600-3500 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....NORTH AROUND 2 MPH...BECOMING SOUTH 2 TO 10 MPH UNTIL LATE AFTERNOON...THEN INCREASING TO 12 TO 18 MPH EARLY IN THE AFTERNOON. SURFACE WINDS.......LIGHT AND VARIABLE WINDS...BECOMING SOUTH 6 TO 11 MPH LATE IN THE MORNING. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........12 22 31 43 54 59 WEATHER COV.....PATCHY PATCHY WEATHER TYPE....FROST FROST NONE NONE NONE NONE TEMP............37 39 47 53 57 59 RH..............70 64 53 50 45 45 20 FT WIND......NE 3 SE 2 S 3 S 6 S 7 S 9 20 FT WIND GUST.5 5 5 15 15 20 CWR.............0 0 0 0 10 10 $$ FORECASTER...KONARIK REQUESTED BY...HEATHER DAMMEYER TYPE OF REQUEST...PRESCRIBED .TAG 20120330.BIGME.01/LWX