235  
FNUS71 KCTP 270755  
FWSCTP  
 
SPOT FORECAST FOR SGL 44 MIDDLE RIDGE...PA GAME COMMISSION  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
355 AM EDT WED MAY 27 2020  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON MAY 27.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, OR IF YOU HAVE QUESTIONS OR  
CONCERNS WITH THIS FORECAST, CONTACT THE NATIONAL WEATHER SERVICE  
IN STATE COLLEGE.  
 
   
DISCUSSION
 
 
WARM AND HUMID CONDITIONS WILL PREVAIL AGAIN TODAY. IT WILL BE  
CONTINUE RAIN-FREE AS WELL. MIN HUMIDITY WILL BE AROUND 50 PERCENT,  
AND WINDS WILL BE FROM THE SOUTHEAST AT 5 TO 7 MPH. A WETTER PATTERN  
ARRIVES FOR THURSDAY AND FRIDAY.  
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT).  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........52 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH.  
MIXING HEIGHT.......3500 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 14 MPH INCREASING TO 15 TO 16 MPH IN  
THE AFTERNOON.  
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
LVORI...............3.  
ADI.................5 INCREASING TO 54.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)........... 78 79 80 81 79 77 74 70 66 61  
WEATHER COV.......  
WEATHER TYPE......  
TSTM COV..........  
LAL............... 1 1 1 1 1 1 1 1 1 1  
TEMP.............. 66 68 69 71 73 75 76 77 77 78  
RH................ 81 76 76 71 64 60 58 54 54 52  
20 FT WIND DIR.... SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD.... 5 6 6 6 6 7 7 7 7 7  
20 FT WIND GUST... 8 10 10 10 10 11 11 11 11 11  
MIX HGT (KFT)..... 0.7 1.3 2.0 2.7 2.9 3.2 3.5 3.5 3.5 3.5  
TRANSP WIND DIR... S S S S S S S S S S  
TRANSP WIND SPD... 8 9 12 13 14 15 16 16 16 16  
LVORI............. 4 3 3 3 1 1 1 1 1 1  
ADI............... 6 16 27 38 44 50 56 53 57 57  
HAINES INDEX...... 4 4 5 5 5 4 4 4 3 3  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT). SHOWERS LIKELY  
OVERNIGHT.  
LAL.................NO TSTMS.  
MIN TEMPERATURE.....AROUND 64.  
MAX HUMIDITY........87 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 7 MPH.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 8 TO 16 MPH DECREASING TO AROUND 6  
MPH EARLY IN THE MORNING.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
LVORI...............4.  
ADI.................51 DECREASING TO 7.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%)........... 55 49 42 49 56 63 69 75 81 85 90 94  
WEATHER COV....... LKY LKY LKY LKY  
WEATHER TYPE...... RW RW RW RW  
TSTM COV..........  
LAL............... 1 1 1 1 1 1 1 1 1 1 1 1  
TEMP.............. 76 74 73 70 68 66 66 65 65 65 65 65  
RH................ 56 59 64 66 70 75 75 81 81 84 84 87  
20 FT WIND DIR.... SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD.... 7 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST... 10 10 10 10 10 8 8 8 8 7 7 7  
MIX HGT (KFT)..... 2.8 2.2 1.5 1.3 1.2 1.0 0.9 0.8 0.7 0.6 0.4 0.3  
TRANSP WIND DIR... S SE SE SE S S S S S SE SE SE  
TRANSP WIND SPD... 16 16 16 16 15 15 14 13 12 9 8 6  
LVORI............. 1 2 3 3 3 4 4 4 4 5 5 6  
ADI............... 51 19 15 12 11 11 10 9 8 7 6 4  
HAINES INDEX...... 3 3 3 3 3 3 3 3 3 3 3 3  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SHOWERS LIKELY  
IN THE MORNING AND EARLY AFTERNOON, THEN CHANCE  
OF SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
LAL.................NO TSTMS UNTIL 1400, THEN 16-25 STRIKES.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........69 PERCENT.  
WIND (20 FT)........SOUTH WINDS AROUND 6 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......2100 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 15 MPH SHIFTING TO THE SOUTH 16  
TO 21 MPH IN THE AFTERNOON.  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
LVORI...............4.  
ADI.................9 INCREASING TO 35.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)........... 95 96 97 94 91 89 86 83 81 77 73 70  
WEATHER COV....... LKY LKY LKY LKY LKY LKY LKY LKY CHC CHC CHC CHC  
WEATHER TYPE...... RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV.......... CHC CHC CHC CHC  
LAL............... 1 1 1 1 1 1 2 3 4 4 4 4  
TEMP.............. 65 65 65 66 67 67 69 70 72 73 74 75  
RH................ 87 90 90 90 87 90 84 81 76 73 71 69  
20 FT WIND DIR.... SE SE SE SE SE SE SE SE S S S S  
20 FT WIND SPD.... 6 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST... 8 8 8 10 10 10 11 12 12 12 11 11  
MIX HGT (KFT)..... 0.3 0.4 0.4 0.5 0.6 0.7 1.2 1.6 2.0 2.1 2.1 2.1  
TRANSP WIND DIR... SE SE SE SE SE SE SE S S S S S  
TRANSP WIND SPD... 7 9 10 12 14 15 17 18 21 20 17 16  
LVORI............. 5 5 5 5 5 4 4 4 3 3 3 3  
ADI............... 5 10 12 13 15 16 23 31 39 37 34 31  
HAINES INDEX...... 3 2 2 2 3 3 3 3 3 3 3 3  
 

 
FORECASTER...DEVOIR  
REQUESTED BY...JOHN WAKEFIELD  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2007138.0/CTP  
.DELDT 05/27/20  
.FORMATTERVERSION 1.0.26  
.EMAIL JOHWAKEFIE@PA.GOV  
 
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