896  
FNUS71 KCTP 030922  
FWSCTP  
 
SPOT FORECAST FOR SW RESERVOIR...USFS  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
522 AM EDT FRI MAY 3 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 03.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, OR IF YOU HAVE QUESTIONS OR  
CONCERNS WITH THIS FORECAST, CONTACT THE NATIONAL WEATHER SERVICE  
IN STATE COLLEGE.  
 
   
DISCUSSION
 
 
DRY CONDITIONS THIS MORNING FOLLOWED BY AN INCREASING CHANCE FOR  
RAIN THIS AFTERNOON THROUGH TONIGHT. CLOUDY AND NOTICEABLY COOLER  
TO START THE WEEKEND WITH PERIODS OF RAIN/SHOWERS INTO SUNDAY.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS  
LATE IN THE AFTERNOON.  
LAL.................NO TSTMS UNTIL 1500, THEN 9-15 STRIKES UNTIL  
1600, THEN 16-25 STRIKES.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......5500 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 MPH.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
LVORI...............2.  
ADI.................22 TO 29.  
 
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)........... 60 62 63 65 66 64 62 59  
WEATHER COV....... SCH CHC CHC  
WEATHER TYPE...... RW RW RW  
TSTM COV.......... SCH CHC CHC  
LAL............... 1 1 1 1 1 3 4 4  
TEMP.............. 65 69 74 76 78 80 79 78  
RH................ 50 45 38 36 33 34 35 37  
20 FT WIND DIR.... S S S S S S SE SE  
20 FT WIND SPD.... 7 6 6 5 5 5 5 5  
20 FT WIND GUST... 10 10 7 7 7 7 7 7  
MIX HGT (KFT)..... 1.6 1.8 2.9 3.9 4.8 5.5 4.7 4.4  
TRANSP WIND DIR... S S S S S S SW S  
TRANSP WIND SPD... 13 12 10 9 9 9 9 8  
LVORI............. 2 2 2 2 2 2 2 2  
ADI............... 22 22 28 28 28 29 29 29  
HAINES INDEX...... 5 5 5 5 5 5 5 5  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF  
THUNDERSTORMS IN THE EVENING. RAIN SHOWERS  
LIKELY THROUGH THE NIGHT. SLIGHT CHANCE OF  
THUNDERSTORMS OVERNIGHT.  
LAL.................16-25 STRIKES UNTIL 2400, THEN 9-15 STRIKES  
UNTIL 0500, THEN NO TSTMS.  
MIN TEMPERATURE.....AROUND 52.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 10 MPH EARLY  
IN THE EVENING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 MPH.  
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
LVORI...............4.  
ADI.................8 TO 10.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%)........... 65 71 76 79 81 83 85 87 90 91 91 92  
WEATHER COV....... CHC CHC CHC LKY LKY LKY LKY LKY LKY LKY LKY LKY  
WEATHER TYPE...... RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV.......... CHC CHC CHC CHC CHC CHC SCH SCH SCH SCH SCH  
LAL............... 4 4 4 5 5 5 5 5 5 5 5 1  
TEMP.............. 75 72 68 64 63 62 61 60 59 58 57 56  
RH................ 43 51 65 75 81 84 84 87 90 90 90 90  
20 FT WIND DIR.... SE S SE SE SE SE SE SE S SE SE SE  
20 FT WIND SPD.... 4 4 6 5 7 7 8 8 8 8 8 8  
20 FT WIND GUST... 7 7 10 8 10 10 11 12 13 12 12 12  
MIX HGT (KFT)..... 3.7 1.3 0.8 0.8 0.9 0.8 0.9 0.8 0.8 0.9 0.8 1.0  
TRANSP WIND DIR... S S S S S S S S S S S SE  
TRANSP WIND SPD... 12 12 10 9 12 12 12 12 12 10 10 12  
LVORI............. 2 2 3 4 4 4 4 5 5 5 5 5  
ADI............... 8 8 8 10 10 10 10 10 10 10 10 10  
HAINES INDEX...... 5 5 4 4 4 4 4 4 3 3 3 3  
   
SATURDAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN SHOWERS IN THE  
MORNING, THEN RAIN LIKELY IN THE AFTERNOON.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 59.  
MIN HUMIDITY........80 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 10 MPH.  
MIXING HEIGHT.......1800 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 10 TO 20 MPH INCREASING TO AROUND 25  
MPH LATE IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
LVORI...............4.  
ADI.................21 TO 39.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)........... 93 94 95 94 94 93 93 92 92 92 92 92  
WEATHER COV....... DEF DEF LKY LKY LKY LKY LKY LKY CHC CHC CHC CHC  
WEATHER TYPE...... RW RN RN RN RN RN RN RN RN RN RN RN  
TSTM COV..........  
LAL............... 1 1 1 1 1 1 1 1 1 1 1 1  
TEMP.............. 55 54 53 54 55 56 57 57 58 58 57 57  
RH................ 90 90 93 93 93 90 86 86 83 80 83 80  
20 FT WIND DIR.... SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD.... 8 9 9 9 9 10 10 10 11 11 11 12  
20 FT WIND GUST... 13 13 14 14 14 14 16 16 16 17 17 18  
MIX HGT (KFT)..... 1.2 1.1 1.2 1.2 1.4 1.5 1.6 1.7 1.8 1.7 1.7 1.6  
TRANSP WIND DIR... SE SE SE SE S SE SE SE SE SE SE SE  
TRANSP WIND SPD... 14 13 15 16 16 20 20 21 21 22 22 23  
LVORI............. 4 4 5 5 5 4 4 4 4 3 4 3  
ADI............... 21 21 21 32 32 32 37 37 37 39 39 39  
HAINES INDEX...... 3 3 3 3 3 3 3 3 3 3 3 3  
 

 
FORECASTER...STEINBUGL  
REQUESTED BY...PAUL CLEMENT  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2413046.0/CTP  
.DELDT 05/03/24  
.FORMATTERVERSION 2.0.0  
.EMAIL PAUL.CLEMENT@USDA.GOV  
 
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