548  
FNUS71 KCLE 140043  
FWSCLE  
 
SPOT FORECAST FOR SGL 167...PGC  
NATIONAL WEATHER SERVICE CLEVELAND OH  
843 PM EDT TUE APR 13 2021  
 
FORECAST IS BASED ON IGNITION TIME OF 0000 EDT ON APRIL 14.  
IF CONDITIONS BECOME UNREPRESENTATIVE OR YOU HAVE QUESTIONS...  
CONTACT THE NATIONAL WEATHER SERVICE IN CLEVELAND.  
 
CALL 216-416-2912 (UNLISTED), TO TALK TO A FORECASTER.  
   
DISCUSSION
 
 
WEAK HIGH PRESSURE ACROSS THE REGION WILL ALLOW FOR LIGHT WINDS  
AND DRY CONDITIONS TONIGHT INTO WEDNESDAY. A COLD FRONT WILL  
APPROACH THE AREA ON WEDNESDAY AFTERNOON, BRINGING INCREASING  
CLOUDINESS AND A SMALL CHANCE FOR RAIN ON WEDNESDAY NIGHT. THERE  
IS A BRIEF WINDOW ON WEDNESDAY WHERE RH VALUES MAY DROP TO AROUND  
40%. WINDS WILL BECOME WESTERLY DURING THE DAY ON WEDNESDAY WITH  
THE FRONT. THE FRONT WILL CROSS THE AREA ON THURSDAY AND BRING  
CONTINUED RAIN CHANCES.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
MIN TEMPERATURE.....AROUND 42.  
MAX HUMIDITY........73 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 2 TO 5 MPH.  
LVORI...............3.  
ADI.................2.  
 
TIME (EDT) MIDNGT 2 AM 4 AM  
SKY (%).........25 35 31  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
TEMP............46 46 43  
RH..............52 56 64  
20 FT WIND......SE 2 S 2 SW 2  
20 FT WIND GUST.3 3  
20 FT WIND DIR..150 160 210  
MIX HGT (FT)....300 300 300  
TRANSPORT WIND..SE 2 S 3 SW 3  
LVORI...........2 3 3  
ADI.............2 2 2  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....AROUND 56.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHWEST 6 TO 8 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....WEST 3 TO 12 MPH.  
LVORI...............2.  
ADI.................4 INCREASING TO 36.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........35 46 32 22 14 17  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............42 43 49 54 55 55  
RH..............72 72 59 48 43 41  
20 FT WIND......SW 2 W 2 W 4 W 6 W 7 NW 8  
20 FT WIND GUST. 5 6 9 13 15  
20 FT WIND DIR..240 290 290 280 270 300  
MIX HGT (FT)....300 400 1800 4100 4900 4000  
TRANSPORT WIND..W 3 W 3 NW 6 W 7 W 8 W 10  
LVORI...........3 3 2 2 1 1  
ADI.............4 4 18 34 34 37  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS EARLY IN THE EVENING. CHANCE OF  
RAIN SHOWERS EARLY IN THE EVENING.  
MIN TEMPERATURE.....AROUND 38.  
MAX HUMIDITY........89 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....WEST 3 TO 8 MPH.  
LVORI...............4.  
ADI.................4.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........28 46 64 77 83 83  
WEATHER COV..... CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........  
TEMP............52 47 44 42 40 39  
RH..............44 52 61 72 82 88  
20 FT WIND......NW 6 NW 3 W 2 W 2 W 3 W 4  
20 FT WIND GUST.12 6 3 3 6 7  
20 FT WIND DIR..310 320 290 280 280 280  
MIX HGT (FT)....2300 800 1200 1000 1300 1500  
TRANSPORT WIND..W 7 NW 3 W 7 W 6 W 5 W 5  
LVORI...........2 2 3 3 5 6  
ADI.............5 5 4 3 3 4  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS EARLY IN THE MORNING, THEN CHANCE  
OF RAIN SHOWERS EARLY IN THE MORNING.  
MAX TEMPERATURE.....AROUND 46.  
MIN HUMIDITY........58 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 9 MPH WITH GUSTS  
TO AROUND 17 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......4600 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 17 MPH INCREASING TO 17 TO 18 MPH IN  
THE AFTERNOON.  
LVORI...............3.  
ADI.................23 INCREASING TO 49 IN THE LATE MORNING AND  
AFTERNOON.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........83 83 81 80 78 78  
WEATHER COV.....S CHC CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........  
TEMP............39 40 41 43 44 44  
RH..............86 80 76 68 61 58  
20 FT WIND......W 4 W 4 W 6 W 7 W 9 W 9  
20 FT WIND GUST.7 7 14 17 21 20  
20 FT WIND DIR..280 270 280 280 280 280  
MIX HGT (FT)....1700 2000 3700 4200 3500 3300  
TRANSPORT WIND..W 8 W 12 W 15 W 17 W 18 W 18  
LVORI...........4 3 3 1 1 1  
ADI.............23 23 47 50 50 48  
 

 
FORECASTER...SEFCOVIC  
REQUESTED BY...JOSH MITCHELL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2108967.0/CLE  
.DELDT 04/14/21  
.EMAIL JOSHMITCHE@PA.GOV  
 
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