251
FNUS71 KPBZ 120806
FWSPBZ
SPOT FORECAST FOR SGL 262 CLARK GATE...PA GAME COMMISSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
406 AM EDT MON AUG 12 2019
FORECAST IS BASED ON IGNITION TIME OF 0500 EDT ON AUGUST 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (412) 262-1485, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
DRY WEATHER AND WARMER TEMPERATURES ARE EXPECTED TODAY. WIND AND RH
SHOULD NOT PROVIDE AN IMPEDIMENT TO THE BURN. MOISTURE WILL
THEN INCREASE AHEAD OF A SLOW-MOVING COLD FRONT, BRINGING SHOWERS AND
THUNDERSTORMS BACK TO OUR AREA LATER TONIGHT AND TUESDAY. SOME HEAVY
RAINFALL TOTALS ARE POSSIBLE, AND A FEW STORMS MAY BE STRONG.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
CHANCE OF PCPN......10 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........44 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......4200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 2 TO 9 MPH INCREASING TO AROUND 12
MPH LATE IN THE AFTERNOON.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........45 47 49 47 45 44 42 40 38 41 44 47
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 10 10 10 10
LAL.............1 1 1 1 1 1 1 1 1 1 1 1
TEMP............59 60 62 67 71 75 77 79 80 81 82 82
RH..............87 86 83 73 65 59 57 53 47 48 48 44
20 FT WIND DIR..S SE SE S S SW SW SW SW SW SW SW
20 FT WIND SPD..2 2 2 2 2 3 3 4 4 5 6 6
20 FT WIND GUST.4 4 4 6 6 7 8 10 10
MIX HGT (KFT)...0.1 0.1 0.1 1.0 2.1 3.1 3.6 3.8 3.8 4.1 4.2 3.9
TRANSP WIND DIR.SE SE SE S S SW SW SW SW SW SW SW
TRANSP WIND SPD.2 2 2 5 6 8 8 8 8 9 12 12
HAINES INDEX....5 5 5 5 5 5 5 5 5 5 5 5
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT. CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER 3 AM.
CHANCE OF PCPN......40 PERCENT.
LAL.................NO TSTMS UNTIL 0100, THEN 1-8 STRIKES.
MIN TEMPERATURE.....AROUND 66.
MAX HUMIDITY........84 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS OVERNIGHT.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 1 TO 9 MPH.
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR
LARGE PLUME DOMINATED FIRE GROWTH.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........53 60 66 65 63 62 67 73 78 81 84 88
WEATHER COV..... SCH SCH CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW
TSTM COV........ SCH SCH CHC CHC CHC
CHC OF PCPN (%).10 10 10 10 10 10 10 20 20 30 30 40
LAL.............1 1 1 1 1 2 2 2 2 2 2 2
TEMP............80 78 76 74 71 69 68 67 67 67 67 67
RH..............48 53 58 67 73 77 80 81 81 82 83 84
20 FT WIND DIR..SW SW SW SW SW SW SW SW S S S S
20 FT WIND SPD..5 4 3 3 3 3 3 2 2 3 3 3
20 FT WIND GUST.8 6 6 5 5 4 4 4 4 4 4 5
MIX HGT (KFT)...2.7 1.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
TRANSP WIND DIR.SW SW SW SW S S S S S S S SE
TRANSP WIND SPD.9 6 2 1 2 2 2 2 2 2 2 2
HAINES INDEX....5 5 5 5 5 4 4 4 4 4 4 3
TUESDAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SHOWERS AND CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND
THUNDERSTORMS LIKELY IN THE AFTERNOON.
CHANCE OF PCPN......80 PERCENT.
LAL.................1-8 STRIKES UNTIL 1200, THEN 9-15 STRIKES.
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........77 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 8 MPH EARLY IN
THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS EARLY IN THE MORNING. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
LATE IN THE MORNING, THEN GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WINDS.....SOUTH 0 TO 7 MPH INCREASING TO 10 TO 18 MPH
LATE IN THE MORNING, THEN SHIFTING TO THE WEST
13 TO 21 MPH LATE IN THE AFTERNOON.
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........91 95 98 99 99 100 98 97 96 95 94 93
WEATHER COV.....CHC CHC LKY LKY DEF DEF LKY LKY LKY LKY LKY CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY CHC
CHC OF PCPN (%).50 50 60 70 80 80 70 70 70 60 60 50
LAL.............2 2 2 2 2 2 3 3 3 3 3 3
TEMP............66 66 66 67 69 72 73 75 76 77 77 77
RH..............88 92 94 92 89 85 83 81 80 78 77 78
20 FT WIND DIR..S S S S SW SW S SW SW W W W
20 FT WIND SPD..3 3 4 4 4 4 4 7 7 6 6 6
20 FT WIND GUST.5 5 6 6 6 10 10 11 11 11 10 8
MIX HGT (KFT)...0.1 0.1 0.1 0.2 0.4 0.6 0.7 0.9 1.2 1.9 2.6 3.0
TRANSP WIND DIR.SE S S S S S S SW SW SW W W
TRANSP WIND SPD.1 0 0 2 7 10 15 18 21 20 16 13
HAINES INDEX....3 3 3 3 3 2 2 2 3 3 3 3
FORECASTER...CL
REQUESTED BY...JOSH FUQUA
TYPE OF REQUEST...PRESCRIBED
.TAG 1913672.0/PBZ
.DELDT 08/12/19
.FORMATTERVERSION 1.0.26
.EMAIL JOFUQUA@PA.GOV
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