FNUS71 KCTP 111335 FWSCTP SPOT FORECAST FOR TIN CAN FIRE...PA BUREAU OF FORESTRY NATIONAL WEATHER SERVICE STATE COLLEGE PA 935 AM EDT WED MAY 11 2011 FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MAY 11. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE IN STATE COLLEGE. .DISCUSSION... DRY CONDITIONS UNDER CONSIDERABLE SUNSHINE WILL CONTINUE TODAY AND THURSDAY AS HIGH PRESSURE DRIFTS EAST ACROSS PA. RELATIVE HUMIDITIES ON THURSDAY WILL BE A BIT HIGHER THAN TODAY AS LOW LEVEL MOISTURE INCREASES AHEAD OF AN APPROACHING FRONTAL SYSTEM. .TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........30 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO 6 MPH EARLY IN THE MORNING. LAL.................NO TSTMS. MIXING HEIGHT.......300-1900 FT AGL...INCREASING TO 5000-5300 FT AGL. TRANSPORT WINDS.....SOUTHEAST 7 TO 13 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).............24 23 21 20 20 20 20 WEATHER COV......... WEATHER TYPE........ TEMP................65 67 69 72 71 72 72 RH..................39 36 33 30 31 30 30 20 FT WIND DIR......E E E E E E E 20 FT WIND SPD......6 6 6 6 6 6 5 20 FT WIND GUST..... MIX HGT (KFT).......3.9 4.5 5.0 5.2 5.3 5.3 5.1 TRANSP WIND DIR.SE SE SE SE SE SE SE TRANSP WIND SPD.....10 10 9 9 8 7 7 LAL.................1 1 1 1 1 1 1 HAINES INDEX........5 5 5 5 5 5 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....AROUND 45. MAX HUMIDITY........86 PERCENT. WIND (20 FT)........EAST WINDS AROUND 5 MPH EARLY IN THE EVENING...BECOMING LIGHT AND VARIABLE. LAL.................NO TSTMS. MIXING HEIGHT.......4000-4900 FT AGL...DECREASING TO 0-300 FT AGL. TRANSPORT WINDS.....NORTHEAST 2 TO 8 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6 PM 9 PM MIDNGT 3 AM SKY (%).............20 19 12 9 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE TEMP................71 64 56 49 RH..................31 43 59 74 20 FT WIND..........E 5 E 3G5 NE 2 NE 2 MIX HGT (FT)........4900 2800 BLW100 200 TRANSPORT WIND......SE 7 SE 7 SE 3 E 2 LAL.................1 1 1 1 HAINES INDEX........4 5 4 4 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........41 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO 6 MPH LATE IN THE MORNING. LAL.................NO TSTMS. MIXING HEIGHT.......300-1800 FT AGL...INCREASING TO 2900-4400 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 3 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 6 AM 9 AM NOON 3 PM SKY (%).............8 9 35 38 WEATHER COV......... WEATHER TYPE........NONE NONE NONE NONE TEMP................46 55 67 72 RH..................90 74 48 41 20 FT WIND..........NE 2 SE 3G5 SE 5 SE 6G10 MIX HGT (FT)........300 1800 4100 4400 TRANSPORT WIND......E 3 SE 7 SE 9 S 7 LAL.................1 1 1 1 HAINES INDEX........5 4 5 5 $$ FORECASTER...WFO CTP/GARTNER REQUESTED BY...JOHN WAMBAUGH TYPE OF REQUEST...PRESCRIBED .TAG 20110511.TINCA.01/CTP