FNUS71 KPBZ 232039 FWSPBZ SPOT FORECAST FOR GOAT FARM BURN...USDA FOREST SERVICE NATIONAL WEATHER SERVICE PITTSBURGH PA 439 PM EDT FRI MAR 23 2012 FORECAST IS BASED ON IGNITION TIME OF 2100 EDT ON MARCH 23. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... EAST COAST HIGH PRESSURE WILL PROVIDE ONE MORE DAY OF JUNE LIKE WARMTH. A LOW PRESSURE SYSTEM, COMING SLOWLY EAST FROM KANSAS, WILL BRING WEEKEND SHOWERS AND SCATTERED THUNDERSTORMS WITH TEMPERATURES MORE TYPICAL OF MAY. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SHOWERS WITH THUNDERSTORMS LIKELY AFTER MIDNIGHT. TEMPERATURE.........62 AT IGNITION...MIN 52. RH..................67 PERCENT AT IGNITION...MAX 100 PERCENT. WIND (20 FT)........WINDS SOUTHEAST AT 6 MPH AT IGNITION...OTHERWISE SOUTHEAST WINDS 6 TO 8 MPH. GUSTS UP TO 20 MPH EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE LATE EVENING AND EARLY MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS AFTER MIDNIGHT. CHANCE OF PCPN......90 PERCENT. LAL.................1 UNTIL 2100...THEN 3 UNTIL 2400...THEN 4 UNTIL 0200...THEN 2 UNTIL 0300...THEN 3. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 4. MIXING HEIGHT.......5000 FT AGL AT IGNITION...OTHERWISE 3900-5500 FT AGL...DECREASING TO 1800-3200 FT AGL AFTER MIDNIGHT. TRANSPORT WINDS.....SOUTHEAST 17 TO 26 MPH. .SATURDAY... SKY/WEATHER.........CLOUDY (95-100 PERCENT). A CHANCE OF THUNDERSTORMS EARLY IN THE MORNING. SHOWERS. THUNDERSTORMS IN THE LATE MORNING AND AFTERNOON. TEMPERATURE.........MAX 65. RH..................MIN 66 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH UNTIL LATE AFTERNOON...BECOMING LIGHT AND VARIABLE. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE LATE MORNING AND AFTERNOON. CHANCE OF PCPN......100 PERCENT. LAL.................3 UNTIL 0900...THEN 5 UNTIL 1300...THEN 4. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1800-2900 FT AGL. TRANSPORT WINDS.....SOUTH 16 TO 25 MPH. .SATURDAY NIGHT... SKY/WEATHER.........CLOUDY (90-100 PERCENT). SHOWERS AND THUNDERSTORMS LIKELY EARLY IN THE EVENING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. TEMPERATURE.........MIN 48. RH..................MAX 100 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. CHANCE OF PCPN......60 PERCENT. LAL.................4 UNTIL 2000...THEN 3. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1600-3200 FT AGL. TRANSPORT WINDS.....SOUTH 9 TO 18 MPH. .SUNDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. TEMPERATURE.........MAX 61. RH..................MIN 65 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST 5 TO 6 MPH IN THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. CHANCE OF PCPN......30 PERCENT. LAL.................3 UNTIL 0800...THEN 1. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2400-3400 FT AGL. TRANSPORT WINDS.....NORTH 3 TO 10 MPH...INCREASING TO 13 TO 17 MPH LATE. $$ FORECASTER...33 REQUESTED BY...VERONICA LOPEZ TYPE OF REQUEST...PRESCRIBED .TAG 20120323.GOATF.02/PBZ