FNUS71 KAKQ 271103 FWSAKQ SPOT FORECAST FOR MARSH FINGERS...U.S. FISH & WILDLIFE SERVICE NATIONAL WEATHER SERVICE WAKEFIELD VA 703 AM EDT TUE MAR 27 2012 FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON MARCH 27. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE MOVES OVERHEAD LATER TODAY AND WILL PROVIDE DRY AND STABLE CONDITIONS DESPITE MOSTLY SUNNY SKIES. BREEZY NORTH WINDS NEAR COASTAL AREAS AND OVER THE LOWER EASTERN SHORE EARLY THIS MORNING WILL DIMINISH BY LATE MORNING/EARLY AFTERNOON AS HIGH PRESSURE SLIDES INTO THE REGION. MINIMUM RH VALUES AT THE BURN SITE COULD BE LOCALLY INFLUENCED BY PROXIMITY TO WATER BODIES...HOWEVER PLACEMENT OF HIGH PRESSURE SHOULD KEEP WIND DIRECTION BLOWING OFFSHORE. MOSTLY CLEAR SKIES AND LIGHT WINDS WILL PREVAIL TONIGHT AS THE AREA CONTINUES TO BE UNDER INFLUENCE OF HIGH PRESSURE. BREEZY SOUTHWEST WINDS SHOULD DEVELOP BY MID MORNING ON WEDNESDAY AS A COLD FRONT APPROACHES THE AREA. THE COLD FRONT AND BULK OF PRECIPITATION IS EXPECTED TO PUSH ACROSS THE REGION WEDNESDAY NIGHT...WITH LINGERING SHOWERS NEAR THE EASTERN VA/NORTHEAST NC COASTS PRIMARILY THURSDAY MORNING. .TODAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). TEMPERATURE.........47 TO 49 AT IGNITION...MAX 50 TO 52. RH..................40 TO 45 PERCENT AT IGNITION...MIN 33 TO 37 PERCENT. WIND (20FT/2MIN)....WINDS NORTH 15 TO 21 MPH WITH GUSTS UP TO 30 MPH AT IGNITION...OTHERWISE NORTH WINDS DECREASING TO AROUND 10 MPH WITH GUSTS UP TO 20 MPH BY LATE AFTERNOON. CHANCE OF PCPN......0 PERCENT. MIXING HEIGHT.......3100-3500 FT AGL THIS MORNING...DECREASING TO 3000-2700 FT AGL AT IGNITION. DECREASING TO 2300-2600 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTH 21 TO 29 MPH...DECREASING TO 12 TO 18 MPH IN THE AFTERNOON. HAINES INDEX........4 TO 5 OR LOW TO MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............0 0 0 0 0 0 0 0 0 3 3 3 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................42 41 41 43 45 47 49 50 50 51 52 51 RH..................50 52 52 47 43 38 37 37 39 37 36 37 CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT).......3.5 3.5 3.4 3.2 3.0 2.9 2.7 2.7 2.6 2.5 2.4 2.3 20 FT WIND DIR......N N N N N N N N N N N N 20 FT WIND SPD......21 20 20 18 17 16 16 15 14 13 12 10 20 FT WIND GUST.....35 35 35 30 30 30 30 25 25 20 20 20 TRANSP WIND DIR.....N N N N N N N N N N N N TRANSP WIND SPD.....29 29 28 26 24 23 21 18 16 14 13 12 VRATE KT-FT/1000....102 102 95 83 72 67 57 49 42 35 31 28 LVORI...............1 1 1 1 1 1 1 1 1 1 1 2 ADI.................39 39 37 36 59 51 46 42 37 33 30 26 HAINES INDEX........5 4 4 4 4 4 4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). TEMPERATURE.........MIN 40 TO 45. RH..................MAX 70 TO 75 PERCENT. WIND (20FT/2MIN)....SOUTHWEST WINDS 5 TO 9 MPH. CHANCE OF PCPN......0 PERCENT. MIXING HEIGHT.......1200-2000 FT AGL...DECREASING TO 400-700 FT. TRANSPORT WINDS.....NORTHWEST 2 TO 8 MPH...BECOMING SOUTHWEST 3 TO 12 MPH IN THE LATE EVENING AND OVERNIGHT...THEN INCREASING TO AROUND 13 MPH LATE. HAINES INDEX........4 OR LOW POTENTIAL. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).............14 14 14 22 22 22 26 26 26 27 27 27 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................50 49 47 46 45 44 43 43 42 42 42 41 RH..................41 42 47 49 53 55 57 60 62 65 65 70 CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT).......2.0 1.3 0.6 0.6 0.5 0.5 0.5 0.4 0.4 0.5 0.6 0.6 20 FT WIND DIR......N N N N NW W W SW SW SW SW SW 20 FT WIND SPD......9 8 7 7 7 6 6 6 5 7 8 9 20 FT WIND GUST.....15 15 10 10 10 10 10 10 10 10 10 15 TRANSP WIND DIR.....N N N NW SW S S S S S SW SW TRANSP WIND SPD.....8 6 3 2 3 5 7 9 10 12 12 13 VRATE KT-FT/1000....15 6 2 1 2 2 3 3 4 5 6 7 LVORI...............2 2 2 2 2 3 3 3 3 3 3 3 ADI.................21 9 2 2 2 2 3 4 5 8 8 9 HAINES INDEX........4 4 4 4 4 4 4 4 4 4 4 4 .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). TEMPERATURE.........MAX 65 TO 70. RH..................MIN 47 TO 52 PERCENT. WIND (20FT/2MIN)....SOUTHWEST WINDS 10 TO 18 MPH WITH GUSTS UP TO 25 MPH BY MID MORNING...INCREASING TO 18 TO 21 MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF PCPN......0 PERCENT. MIXING HEIGHT.......700-1400 FT AGL IN THE MORNING...INCREASING TO 1700-2200 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 15 TO 23 MPH...INCREASING TO 26 TO 30 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........2 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............28 28 28 31 31 31 35 35 35 41 41 41 WEATHER COV......... WEATHER TYPE........ TSTM COV............ TEMP................41 42 43 47 50 55 57 59 61 62 64 63 RH..................73 73 73 65 63 55 55 53 53 56 54 60 CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT).......0.7 0.8 0.9 1.1 1.3 1.4 1.6 1.8 2.0 2.1 2.1 2.2 20 FT WIND DIR......SW SW SW SW SW SW SW SW SW SW SW SW 20 FT WIND SPD......10 10 12 15 16 18 20 20 21 20 20 18 20 FT WIND GUST.....15 15 20 25 30 30 30 30 30 30 30 30 TRANSP WIND DIR.....SW SW SW SW SW SW SW SW SW SW SW SW TRANSP WIND SPD.....15 17 21 23 26 28 29 30 30 30 30 30 VRATE KT-FT/1000....10 12 16 22 28 35 41 46 51 54 56 57 LVORI...............3 3 3 3 1 1 1 1 1 1 1 1 ADI.................10 16 18 21 38 45 50 54 57 59 60 60 HAINES INDEX........4 4 4 4 4 4 3 3 2 3 3 4 FORECASTER...DEROSA REQUESTED BY...KYLE KRZYWICKI TYPE OF REQUEST...PRESCRIBED .TAG 20120327.MARSH.01/AKQ