FNUS71 KPBZ 181045 FWSPBZ SPOT FORECAST FOR FRYE CEMETERY THURS...PA GAME COMMISSION NATIONAL WEATHER SERVICE PITTSBURGH PA 645 AM EDT THU APR 18 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON APRIL 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WARMER TEMPERATURES WITH THE RISK FOR AN AFTERNOON SHOWER OR STORM TODAY. A STRONG COLD FRONT WILL BRING SHOWERS AND STORMS FRIDAY. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE AFTERNOON. SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE AFTERNOON. TEMPERATURE.........61 AT IGNITION...MAX 71. RH..................75 PERCENT AT IGNITION...MIN 57 PERCENT. WIND (20 FT)........WINDS SOUTHEAST AT 16 MPH AT IGNITION...OTHERWISE SOUTH WINDS 13 TO 16 MPH WITH GUSTS UP TO 35 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PCPN......40 PERCENT. LAL.................1 UNTIL 1500...THEN 2. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 4. MIXING HEIGHT.......1700 FT AGL AT IGNITION...OTHERWISE 900-2500 FT AGL...INCREASING TO 3000-3800 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 29 TO 32 MPH. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).............75 72 69 67 64 67 69 72 68 64 60 59 WEATHER COV......... ISO SCT SCT SCT SCT SCT SCT ISO ISO WEATHER TYPE........ RW RW RW RW RW RW RW RW RW TSTM COV............ ISO SCT SCT SCT SCT SCT SCT ISO TEMP................61 64 66 69 71 71 71 71 70 69 67 66 RH..................75 71 68 61 59 59 59 60 60 64 65 68 20 FT WIND DIR......SE SE SE SE S S S S S S S S 20 FT WIND SPD......13 13 13 13 13 12 12 11 11 11 11 12 20 FT WIND GUST.....25 35 35 35 35 30 30 30 30 30 30 30 MIX HGT (KFT).......1.7 2.1 2.5 3.0 3.3 3.5 3.7 3.8 3.8 3.7 3.6 3.3 TRANSP WIND DIR.....S S S S S S S S S S S S TRANSP WIND SPD.....31 31 30 30 29 30 31 32 33 35 36 35 CHC OF PCPN (%).....10 10 10 30 40 40 40 40 40 30 20 20 LAL.................1 1 1 1 1 2 2 2 2 2 1 1 HAINES INDEX........3 3 3 3 4 4 4 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING...THEN ISOLATED THUNDERSTORMS EARLY IN THE EVENING. ISOLATED SHOWERS EARLY IN THE EVENING. TEMPERATURE.........MIN 56. RH..................MAX 96 PERCENT. WIND (20 FT)........SOUTH WINDS 14 TO 16 MPH WITH GUSTS UP TO 30 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE EVENING. CHANCE OF PCPN......40 PERCENT. LAL.................2 UNTIL 2000...THEN 1. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2100-3800 FT AGL...DECREASING TO 1200-1800 FT AGL AFTER MIDNIGHT. TRANSPORT WINDS.....SOUTH 28 TO 36 MPH. .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF SHOWERS LATE IN THE MORNING. SHOWERS AND SCATTERED THUNDERSTORMS LATE IN THE MORNING. TEMPERATURE.........MAX 65. RH..................MIN 61 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 15 TO 19 MPH WITH GUSTS UP TO 40 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE MORNING. CHANCE OF PCPN......90 PERCENT. LAL.................1 UNTIL 1100...THEN 3. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1300-2900 FT AGL...INCREASING TO 3600-5200 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTH 29 TO 35 MPH...BECOMING SOUTHWEST AND...INCREASING TO 49 TO 54 MPH. $$ FORECASTER... REQUESTED BY...ITLE TYPE OF REQUEST...PRESCRIBED .TAG 20130418.FRYEC.02/PBZ