FNUS71 KCTP 151013 FWSCTP SPOT FORECAST FOR SGL 251 PAP JOHN S...PA GAME COMMISSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 613 AM EDT THU APR 15 2010 FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON APRIL 15. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE IN STATE COLLEGE. .DISCUSSION... HIGH PRESSURE CENTERED OVER VIRGINIA THIS MORNING WILL DRIFT TO THE SOUTH CAROLINA COAST BY TONIGHT. WARMER AIR WILL STREAM INTO THE REGION FROM THE OHIO VALLEY FOR THIS AFTERNOON AND FRIDAY...BEFORE A COLD FRONT PUSHES SOUTHEAST ACROSS THE STATE LATER FRIDAY AFTERNOON AND NIGHT. NUMEROUS SHOWERS ALONG WITH SCATTERED...STRONG TO POSSIBLY SEVERE THUNDERSTORMS WILL OCCUR ALONG AND JUST AHEAD OF THE FRONT. LOW...MINIMUM AFTERNOON RELATIVE HUMIDITY IN THE 30 TO 40 PERCENT RANGE...WILL COMBINE WITH DRY FINE FUELS...RESULTING IN AN INCREASED FIRE RISK THIS AFTERNOON AND AGAIN DURING THE MIDDAY AND AFTERNOON HOURS ON FRIDAY. WINDS WILL REMAIN RELATIVELY LIGHT THROUGH THE EARLY AFTERNOON TODAY...BEFORE INCREASING TO ABOUT 10 MPH FROM THE WEST. WEST TO SOUTHWEST WINDS AHEAD OF THE COLD FRONT FRIDAY WILL INCREASE TO AROUND 15 MPH WITH GUSTS BETWEEN 20 AND 25 MPH. IN THE WAKE OF THE COLD FRONT...A GUSTY 10 TO 20 MPH NORTHWEST BREEZE AND BELOW NORMAL TEMPERATURES IN THE 40S AND 50S WILL FOLLOW FOR THE UPCOMING WEEKEND. SCATTERED...MAINLY MOUNTAIN RAIN SHOWERS...WILL MIX WITH OR CHANGE TO SNOW SHOWERS DURING THE EARLY MORNING AND NIGHT TIME HOURS OVER THE WEEKEND. .TODAY... SKY/WEATHER.........SUNNY. PATCHY FROST EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 75. MIN HUMIDITY........32 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING WEST 5 TO 6 MPH IN THE LATE MORNING AND AFTERNOON. LAL.................NO TSTMS. TRANSPORT WINDS.....NORTHWEST 8 TO 13 MPH...INCREASING TO 18 TO 22 MPH LATE. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............8 10 13 14 18 22 23 24 25 WEATHER COV......... WEATHER TYPE........ TEMP................50 55 61 64 66 68 71 74 71 MIN HUMIDITY........58 50 43 40 38 36 34 32 37 20 FT WIND DIR......NW NW NW NW NW NW W W W 20 FT WIND SPD......3 5 5 5 5 5 5 5 6 20 FT WIND GUST.....5 10 10 10 TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW TRANSP WIND SPD.....10 10 10 9 8 9 13 18 22 LAL.................1 1 1 1 1 1 1 1 1 HAINES INDEX........4 4 4 4 4 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....AROUND 51. MAX HUMIDITY........74 PERCENT. WIND (20 FT)........WEST WINDS 7 TO 12 MPH. LAL.................NO TSTMS. TRANSPORT WINDS.....WEST 22 TO 30 MPH...INCREASING TO 32 TO 41 MPH AFTER MIDNIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).............26 27 27 26 23 20 17 14 12 14 17 20 WEATHER COV......... WEATHER TYPE........ TEMP................69 66 65 64 63 62 61 60 59 57 56 55 MIN HUMIDITY........41 47 51 53 54 56 58 59 61 65 69 74 20 FT WIND DIR......NW W W W W SW SW W W W W W 20 FT WIND SPD......7 7 6 6 7 7 8 10 12 12 10 10 20 FT WIND GUST.....10 15 10 10 10 TRANSP WIND DIR.NW NW NW NW W W W W W W W W TRANSP WIND SPD.....23 22 22 22 23 24 26 30 32 37 40 41 LAL.................1 1 1 1 1 1 1 1 1 1 1 1 HAINES INDEX........5 5 5 5 5 5 5 5 5 5 5 4 .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY...THEN BECOMING MOSTLY CLOUDY. SCATTERED THUNDERSTORMS AND A CHANCE OF SHOWERS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 75. MIN HUMIDITY........37 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 9 TO 14 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. LAL.................NO TSTMS UNTIL 1200...THEN 16-25 STRIKES. TRANSPORT WINDS.....WEST 31 TO 40 MPH...DECREASING TO 26 TO 35 MPH LATE IN THE MORNING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............24 26 27 27 44 58 62 65 67 83 84 85 WEATHER COV......... SCT SCT SCT SCT CHC CHC WEATHER TYPE........ TSM TSM TSM TSM TSM TSM TEMP................53 52 57 60 62 65 68 71 73 75 75 72 MIN HUMIDITY........81 86 74 67 60 54 49 44 40 38 37 41 20 FT WIND DIR......W W W W W W W SW SW SW SW SW 20 FT WIND SPD......10 9 9 10 12 12 13 14 14 14 13 13 20 FT WIND GUST..... 10 10 15 15 15 15 15 20 20 15 15 TRANSP WIND DIR.W W NW W W W W W W W W W TRANSP WIND SPD.....40 38 35 33 31 30 28 26 26 28 31 35 LAL.................1 1 1 1 1 4 4 4 4 4 4 4 HAINES INDEX........4 4 4 4 4 3 3 3 4 4 4 4 $$ FORECASTER...WFO CTP REQUESTED BY...BENJAMIN C JONES TYPE OF REQUEST...PRESCRIBED .TAG 20100415.SGL25.01/CTP