279  
FNUS71 KCTP 151124  
FWSCTP  
 
SPOT FORECAST FOR YOST RX...PA-DCNR  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
724 AM EDT MON SEP 15 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON SEPTEMBER 15.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, OR IF YOU HAVE QUESTIONS OR  
CONCERNS WITH THIS FORECAST, CONTACT THE NATIONAL WEATHER SERVICE  
IN STATE COLLEGE.  
 
   
DISCUSSION
 
 
MORE SUN THAN CLOUDS TODAY WITH A LIGHT WIND FROM THE EAST.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........40 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......5900 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 10 MPH.  
CHANCE OF THUNDER...0 PERCENT.  
LVORI...............4.  
ADI.................9 TO 23.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)........... 23 22 20 19 30 41 52 44 36 28  
WEATHER COV.......  
WEATHER TYPE......  
TSTM COV..........  
CHC OF THDR (%)... 0 0 0 0 0 0 0 0 0 0  
TEMP.............. 56 62 65 69 72 74 76 77 76 76  
RH................ 96 78 70 61 53 48 42 40 40 42  
20 FT WIND DIR.... E E E E E E E E E E  
20 FT WIND SPD.... 4 3 3 3 4 4 4 4 4 4  
20 FT WIND GUST... 7 6 6 6 7 7 7 8 8 8  
MIX HGT (KFT)..... 0.1 0.7 1.3 3.0 4.6 5.6 5.7 5.8 5.9 5.7  
TRANSP WIND DIR... NE E E E E E E E E E  
TRANSP WIND SPD... 7 7 7 6 5 5 5 6 7 7  
LVORI............. 6 4 3 2 2 2 2 2 2 2  
ADI............... 9 18 18 18 15 15 15 23 23 23  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY (30-60 PERCENT).  
MIN TEMPERATURE.....AROUND 55.  
MAX HUMIDITY........86 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 10 MPH.  
CHANCE OF THUNDER...0 PERCENT.  
LVORI...............4.  
ADI.................3 TO 5.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%)........... 28 28 28 40 38 46 55 54 46 38 33 44  
WEATHER COV.......  
WEATHER TYPE......  
TSTM COV..........  
CHC OF THDR (%)... 0 0 0 0 0 0 0 0 0 0 0 0  
TEMP.............. 74 69 65 64 63 62 61 60 59 59 57 57  
RH................ 43 51 60 63 67 70 75 78 80 80 86 86  
20 FT WIND DIR.... E E E E E E E E E SE SE SE  
20 FT WIND SPD.... 4 4 4 4 4 4 3 3 3 3 3 3  
20 FT WIND GUST... 8 8 8 8 8 7 6 6 6 6 6 6  
MIX HGT (KFT)..... 3.6 0.3 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR... E E E E E E SE SE SE SE SE SE  
TRANSP WIND SPD... 7 7 7 7 7 7 7 8 7 8 6 6  
LVORI............. 2 2 3 3 3 3 3 4 5 5 6 6  
ADI............... 3 3 3 5 5 5 4 4 4 4 4 4  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 10 MPH.  
CHANCE OF THUNDER...0 PERCENT.  
LVORI...............4.  
ADI.................4 TO 24.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)........... 32 29 23 11 17 23 26 30 33 32 30 29  
WEATHER COV.......  
WEATHER TYPE......  
TSTM COV..........  
CHC OF THDR (%)... 0 0 0 0 0 0 0 0 0 0 0 0  
TEMP.............. 56 55 57 61 65 68 71 73 74 75 76 75  
RH................ 86 93 90 78 68 59 51 44 41 40 39 40  
20 FT WIND DIR.... SE E E E E E E E E E E E  
20 FT WIND SPD.... 3 3 3 3 3 4 4 5 5 5 5 5  
20 FT WIND GUST... 6 6 6 6 7 7 8 10 10 10 10 10  
MIX HGT (KFT)..... 0.1 0.1 0.1 1.1 2.1 3.1 3.7 4.3 4.9 4.6 4.3 4.1  
TRANSP WIND DIR... SE SE E E E E E E E E E E  
TRANSP WIND SPD... 5 5 3 5 6 7 7 8 8 8 7 7  
LVORI............. 6 6 6 4 3 2 2 2 2 2 2 2  
ADI............... 4 4 4 17 17 17 24 24 24 23 23 23  
 

 
FORECASTER...STEINBUGL  
REQUESTED BY...JEREMY DAYHOFF  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2521964.0/CTP  
.DELDT 09/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JERDAYHOFF@PA.GOV  
 
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