FNUS71 KAKQ 151223 FWSAKQ SPOT FORECAST FOR FB UNIT A...US FISH AND WILDLIFE NATIONAL WEATHER SERVICE WAKEFIELD VA 723 AM EST WED FEB 15 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE PASSES OVERHEAD TODAY. AMPLE SUNSHINE AND UNSTABLE LOW LEVELS FROM DAYTIME SURFACE HEATING WILL ALLOW DRIER AIR ALOFT TO MIX TO THE SURFACE THIS AFTERNOON...BOOSTING TEMPS AND LOWERING RELATIVE HUMIDITIES. AFTERNOON WINDS SHOULD GUST TO AROUND 15 MPH. HIGH PRESSURE WILL SLOWLY MOVE OFF THE COAST TONIGHT AND THURSDAY MORNING. ONCE THE RIDGE SLIDES EAST OF THE COASTLINE...BREEZY SOUTHWEST WINDS WILL DEVELOP AHEAD OF AN APPROACHING COLD FRONT. EXPECT INCREASING CLOUDS AND DEWPOINTS THURSDAY MORNING AS RAIN OVERSPREADS THE REGION FROM WEST TO EAST WITH THE FRONT...ESPECIALLY DURING THE AFTERNOON. NORTHWEST WINDS ARE EXPECTED BEHIND THE FRONT AS PRECIPITATION ENDS. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). MAX TEMPERATURE.....AROUND 53. MIN HUMIDITY........44 PERCENT. WIND (20FT/2MIN)....LIGHT WINDS...BECOMING NORTHWEST 7 TO 12 MPH WITH GUSTS UP TO 20 MPH EARLY IN THE MORNING. ADI.................9...INCREASING TO 37 LATE IN THE MORNING...THEN INCREASING TO 43 IN THE AFTERNOON...DECREASING TO 35 LATE. LVORI...............3. CHANCE OF PCPN......0 PERCENT. MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 2100-3100 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 9 TO 17 MPH...INCREASING TO 14 TO 20 MPH IN THE LATE MORNING AND AFTERNOON. VENTILATION RATE....VERY POOR TO FAIR (2000-49400 FT-MPH). HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............57 48 40 31 25 18 12 14 15 17 16 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................43 44 46 48 49 51 52 52 53 51 50 RH..................76 73 68 60 58 52 50 50 46 50 52 CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT).......0.3 0.7 1.2 1.7 2.1 2.6 3.1 3.0 2.9 2.8 2.1 20 FT WIND DIR......NW NW NW NW NW NW NW NW NW NW NW 20 FT WIND SPD......3 7 10 12 12 12 12 12 10 10 9 20 FT WIND GUST.....5 10 15 20 20 20 20 20 20 15 15 TRANSP WIND DIR.....NW NW NW NW NW NW NW NW NW NW NW TRANSP WIND SPD.....12 15 17 20 20 20 18 18 18 17 14 VRATE KT-FT/1000....3 9 18 28 36 44 49 48 47 43 25 LVORI...............4 3 3 1 1 1 1 1 1 1 1 ADI.................8 10 12 34 39 44 45 44 43 40 35 HAINES INDEX........3 3 4 4 4 4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT)...THEN BECOMING MOSTLY CLOUDY (60-70 PERCENT). MIN TEMPERATURE.....AROUND 36. MAX HUMIDITY........85 PERCENT. WIND (20FT/2MIN)....NORTH WINDS AROUND 6 MPH EARLY IN THE EVENING...BECOMING LIGHT. ADI.................20...DECREASING TO 4. LVORI...............4. CHANCE OF PCPN......10 PERCENT. MIXING HEIGHT.......300-1300 FT AGL. TRANSPORT WINDS.....NORTH 3 TO 12 MPH...BECOMING SOUTHEAST AROUND 3 MPH AFTER MIDNIGHT. VENTILATION RATE....VERY POOR (800-13500 FT-MPH). HAINES INDEX........4 OR LOW POTENTIAL. TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).............15 14 21 27 34 41 47 54 60 66 72 78 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................48 45 44 43 42 41 40 40 39 39 38 37 RH..................56 62 65 67 70 73 76 76 79 79 82 85 CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 10 10 MIX HGT (KFT).......1.3 0.6 0.5 0.5 0.4 0.4 0.3 0.3 0.3 0.3 0.3 0.3 20 FT WIND DIR......N N N N N N NE E E S S S 20 FT WIND SPD......6 3 3 3 2 2 1 1 1 1 1 1 20 FT WIND GUST.....10 5 5 5 TRANSP WIND DIR.....NW NW NW NW NW N E SE SE SE SE SE TRANSP WIND SPD.....12 8 6 5 3 3 3 3 3 3 3 3 VRATE KT-FT/1000....14 4 3 2 1 1 1 1 1 1 1 1 LVORI...............2 3 3 3 3 3 4 4 4 4 5 5 ADI.................20 6 4 5 2 2 2 2 2 2 2 2 HAINES INDEX........4 4 4 4 4 4 4 4 4 4 4 4 .THURSDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). A SLIGHT CHANCE OF RAIN LATE IN THE MORNING. RAIN EARLY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 53. MIN HUMIDITY........58 PERCENT. WIND (20FT/2MIN)....LIGHT WINDS...BECOMING SOUTHEAST 6 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. ADI.................5...INCREASING TO 23 LATE IN THE MORNING...THEN INCREASING TO 35 IN THE AFTERNOON...DECREASING TO 29 LATE. LVORI...............3. CHANCE OF PCPN......80 PERCENT. MIXING HEIGHT.......400-2000 FT AGL...INCREASING TO 1600-2400 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHEAST 3 TO 10 MPH...INCREASING TO SOUTH 14 TO 20 MPH IN THE LATE MORNING AND AFTERNOON. VENTILATION RATE....VERY POOR TO POOR (1100-36400 FT-MPH). HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............84 90 92 93 95 96 98 99 98 98 97 96 WEATHER COV......... SCH SCH SCH DEF DEF DEF DEF WEATHER TYPE........ RN RN RN RN RN RN RN TSTM COV............ TEMP................37 38 40 43 45 48 49 51 52 53 51 50 RH..................85 82 79 73 70 63 63 61 61 61 68 74 CHC OF PCPN (%).....10 10 10 10 10 20 20 20 80 80 80 80 MIX HGT (KFT).......0.4 0.4 0.7 0.9 1.2 1.6 2.0 2.4 2.3 2.1 2.0 1.6 20 FT WIND DIR......SE SE SE SE SE SE SE SE SE SE SE SE 20 FT WIND SPD......1 1 3 3 6 6 7 7 7 7 7 6 20 FT WIND GUST..... 5 5 10 10 10 10 10 10 10 10 TRANSP WIND DIR.....SE SE SE SE SE S S S S S S S TRANSP WIND SPD.....3 5 7 10 14 15 16 17 18 20 20 17 VRATE KT-FT/1000....1 2 4 8 14 21 28 36 36 36 34 23 LVORI...............5 5 4 3 3 2 1 1 1 1 3 3 ADI.................2 2 3 7 20 26 31 37 38 39 37 29 HAINES INDEX........4 4 4 4 4 4 4 4 4 3 3 3 FORECASTER...SCALORA REQUESTED BY...ART CANTERBURY TYPE OF REQUEST...PRESCRIBED .TAG 20120215.FBUNI.01/AKQ