224  
FNUS72 KCAE 041139  
FWSCAE  
 
SPOT FORECAST FOR SHAW AFB...USWFS  
NATIONAL WEATHER SERVICE COLUMBIA SC  
739 AM EDT THU JUN 4 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON JUNE 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A QUIET FORECAST IS EXPECTED AT THE FORECAST SITE TODAY. HIGH  
PRESSURE IS FORECAST TO REMAIN ACROSS THE SITE THROUGH THE DAY,  
WITH LIGHT WINDS 4-8 MPH. DIRECTION SHOULD GENERALLY BE OUT OF THE  
NORTHEAST BUT IS LIKELY TO BE SOMEWHAT VARIABLE GIVEN HOW LIGHT  
THE WINDS WILL BE. EXPECT THE INVERSION TO LIFT BY 9AM, WITH MIN  
RH VALUES EXPECTED TO FALL INTO THE UPPER 20% OR LOW 30% RANGE  
THIS AFTERNOON. THE INVERSION SHOULD SETTLE IN AGAIN AFTER 9PM  
THIS EVENING, WITH RELATIVELY WEAK RH RECOVERY EXPECTED OVERNIGHT.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 86.  
MIN HUMIDITY........30 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH  
EARLY IN THE AFTERNOON, THEN BECOMING LIGHT  
LATE IN THE AFTERNOON.  
MIXING HEIGHT.......6900 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SHIFTING TO THE  
NORTHEAST 6 TO 9 MPH IN THE LATE MORNING AND  
AFTERNOON.  
LVORI...............3.  
ADI.................4 EARLY IN THE MORNING INCREASING TO 68 IN THE  
AFTERNOON.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........0 0 0 1 1 0 1 1 1 0  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............61 65 73 77 80 82 83 84 84 84  
RH..............78 68 50 42 37 34 32 31 31 31  
APARNT TMP (F)..61 65 73 77 80 81 81 82 82 82  
20 FT WIND DIR..NW N N N N N NE NE NE NE  
20 FT WIND DIR..330 000 340 000 020 020 040 040 040 040  
20 FT WIND SPD..1 0 1 2 3 3 5 3 3 2  
20 FT WIND GUST.5 5 5 5 7 8 9 8 7 7  
MIX HGT (KFT)...0.3 0.8 1.9 3.7 5.3 6.1 6.5 6.9 6.7 6.8  
TRANSP WIND DIR.NW NW N N N NE NE NE NE NE  
TRANSP WIND DIR.300 320 000 010 020 030 030 040 040 040  
TRANSP WIND SPD.5 5 7 8 8 9 8 7 6 6  
LVORI...........4 3 2 1 1 1 1 1 1 1  
ADI.............4 4 17 38 53 68 63 57 47 47  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........84 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 3 TO 5 MPH SHIFTING TO THE SOUTHWEST  
5 TO 12 MPH IN THE LATE EVENING AND OVERNIGHT.  
LVORI...............3.  
ADI.................2 TO 32.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........0 0 2 0 2 1 1 1 2 2 3 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............85 84 80 74 71 69 67 65 64 62 61 60  
RH..............31 34 42 52 58 63 68 70 73 78 81 84  
APARNT TMP (F)..83 83 80 74 71 69 67 65 64 62 61 60  
20 FT WIND DIR..NE N N N S S S S SW SW SW N  
20 FT WIND DIR..030 000 000 000 160 180 190 200 210 220 230 000  
20 FT WIND SPD..2 0 0 0 2 3 2 2 1 1 1 0  
20 FT WIND GUST.5 5 3 5 6 9 7 6 6 5 5 5  
MIX HGT (KFT)...5.7 3.2 0.4 0.4 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.NE NE SE SW S S S S SW SW SW SW  
TRANSP WIND DIR.030 050 120 210 180 180 190 200 210 210 230 240  
TRANSP WIND SPD.5 3 3 5 6 10 12 10 9 9 9 8  
LVORI...........1 2 2 3 3 3 3 3 3 4 5 5  
ADI.............32 2 2 2 3 5 5 5 4 4 4 4  
 

 
FORECASTER...LARKIN  
REQUESTED BY...RUSHING  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2614951.0/CAE  
.DELDT 06/04/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ROY_RUSHING@FWS.GOV  
 
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