FNUS71 KPBZ 180047 FWSPBZ SPOT FORECAST FOR FRYE CEMETERY...PA GAME COMMISSION NATIONAL WEATHER SERVICE PITTSBURGH PA 847 PM EDT WED APR 17 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON APRIL 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... AFTER A WARM THURSDAY...A STRONG COLD FRONT WILL MOVE THROUGH FRIDAY USHERING IN BELOW SEASONAL AVERAGE TEMPERATURES FOR THE WEEKEND. .THURSDAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........49 PERCENT. WIND (20 FT)........SOUTH WINDS 8 TO 13 MPH. GUSTS UP TO 25 MPH IN THE LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. CHANCE OF PCPN......20 PERCENT. LAL.................1 UNTIL 1200...THEN 2. HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......800-2600 FT AGL...INCREASING TO 3500-4500 FT AGL LATE. TRANSPORT WINDS.....SOUTH 22 TO 31 MPH. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).............64 64 63 63 62 63 63 63 62 61 60 59 WEATHER COV......... ISO ISO ISO ISO ISO ISO ISO ISO ISO WEATHER TYPE........ RW RW RW RW RW RW RW RW RW TSTM COV............ ISO ISO ISO ISO ISO ISO ISO ISO ISO TEMP................60 64 68 71 72 73 73 73 73 71 69 67 RH..................66 59 55 52 50 50 50 51 52 55 59 63 20 FT WIND DIR......S S S S S S S S S S S S 20 FT WIND SPD......8 9 10 10 10 10 10 10 10 9 8 8 20 FT WIND GUST.....20 20 20 20 20 25 25 25 20 20 15 15 MIX HGT (KFT).......1.7 1.9 2.1 2.3 2.6 3.3 3.8 4.1 3.5 3.0 2.4 1.8 TRANSP WIND DIR.....S S S S S S S S S S S S TRANSP WIND SPD.....24 23 24 25 28 29 30 31 31 31 30 28 CHC OF PCPN (%).....10 10 20 20 20 20 20 20 20 20 20 10 LAL.................1 1 2 2 2 2 2 2 2 2 2 1 HAINES INDEX........2 2 2 2 3 3 3 3 3 3 3 3 .THURSDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. MIN TEMPERATURE.....AROUND 57. MAX HUMIDITY........88 PERCENT. WIND (20 FT)........SOUTH WINDS 10 TO 12 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE EVENING. CHANCE OF PCPN......20 PERCENT. LAL.................2 UNTIL 2100...THEN 1. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1800-3500 FT AGL...DECREASING TO 500-1200 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....SOUTH 22 TO 31 MPH...DECREASING TO 21 TO 22 MPH AFTER MIDNIGHT. .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF SHOWERS LATE IN THE MORNING. A CHANCE OF THUNDERSTORMS LATE IN THE MORNING. SHOWERS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........53 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 12 TO 17 MPH WITH GUSTS UP TO 35 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE MORNING. CHANCE OF PCPN......80 PERCENT. LAL.................1 UNTIL 1100...THEN 3. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......900-2800 FT AGL...INCREASING TO 2900-4100 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 24 TO 32 MPH...BECOMING SOUTHWEST 31 TO 39 MPH IN THE AFTERNOON. $$ FORECASTER...RES REQUESTED BY...ITLE TYPE OF REQUEST...PRESCRIBED .TAG 20130418.FRYEC.01/PBZ