296  
FNUS74 KHUN 251801  
FWSHUN  
 
SPOT FORECAST FOR WALSTON RIDGE MEHERD...USFS  
NATIONAL WEATHER SERVICE HUNTSVILLE AL  
101 PM CDT TUE MAR 25 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MARCH 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
WARM, DRY, AND WINDY CONDITIONS WILL CONTINUE FOR THE REMAINDER OF  
THE DAY, WITH MIN RH VALUES DROPPING TO AROUND 28 PERCENT AND 20 FT  
NW WINDS WILL GUST TO 10-20 MPH THROUGH 7 PM. WINDS WILL WEAKEN OVERNIGHT  
AND BE MUCH LOWER DURING THE DAY ON WEDNESDAY UNDER 10 MPH. MIXING  
HEIGHTS WILL INCREASE ABOVE 6 KFT, ALLOWING FOR GOOD DISPERSION DESPITE  
THE LIGHTER WINDS ON WEDNESDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........28 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 8 MPH WITH GUSTS TO AROUND 20  
MPH SHIFTING TO THE NORTHWEST AROUND 6 MPH LATE  
IN THE AFTERNOON.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......5900 FT AGL.  
TRANSPORT WINDS.....WEST 16 TO 22 MPH SHIFTING TO THE NORTHWEST 18  
TO 23 MPH LATE IN THE AFTERNOON.  
LVORI...............2.  
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........0 2 1 1 2 3 3 3 3  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............57 63 67 71 73 74 76 76 74  
RH..............62 56 52 44 38 37 31 28 29  
20 FT WIND DIR..240 250 250 260 270 280 280 290 300  
20 FT WIND SPD..7 8 8 9 9 9 8 8 6  
20 FT WIND GUST.17 20 20 20 20 20 20 18 16  
MIX HGT (KFT)...0.7 1.5 2.3 3.3 4.0 5.2 5.9 5.6 4.6  
TRANSP WIND DIR.230 240 260 270 280 290 300 300 300  
TRANSP WIND SPD.16 20 20 22 21 22 23 22 18  
DISPERSION IDX..7 13 57 87 100 130 152 139 106  
LVORI...........3 1 1 1 1 1 1 1 1  
CWR.............0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
MIN TEMPERATURE.....AROUND 45.  
MAX HUMIDITY........82 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 9 TO 13 MPH SHIFTING TO THE NORTH 10  
TO 12 MPH OVERNIGHT.  
LVORI...............3.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 4 3 10 18 16 10 18 22 13 27 21  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............72 66 62 59 56 54 53 51 50 49 48 46  
RH..............30 40 44 49 55 59 61 63 68 71 74 79  
20 FT WIND DIR..310 320 330 340 350 000 010 010 010 010 020 010  
20 FT WIND SPD..5 2 2 2 2 1 1 1 1 1 1 1  
20 FT WIND GUST.14 13 12 10 9 9 8 8 8 8 8 8  
MIX HGT (KFT)...1.3 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.5 0.5 0.4  
TRANSP WIND DIR.300 320 320 340 350 350 010 010 020 010 030 030  
TRANSP WIND SPD.13 12 10 9 9 10 10 12 12 12 12 10  
DISPERSION IDX..21 8 6 5 5 5 5 5 5 5 5 5  
LVORI...........1 2 2 2 3 3 3 3 3 3 4 4  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 71.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH  
LATE IN THE AFTERNOON, THEN BECOMING LIGHT LATE  
IN THE AFTERNOON.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......6200 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 8 TO 9 MPH SHIFTING TO THE NORTHWEST  
10 TO 17 MPH IN THE LATE MORNING AND AFTERNOON.  
LVORI...............3.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........8 7 4 3 6 12 14 9 7 8 6 7  
WEATHER COV.....  
WEATHER TYPE....  
TEMP............46 45 48 54 60 64 67 69 70 71 71 70  
RH..............79 82 80 64 51 41 36 32 31 29 29 30  
20 FT WIND DIR..020 010 000 340 330 330 330 330 320 320 320 330  
20 FT WIND SPD..1 1 1 2 2 3 3 5 5 5 5 3  
20 FT WIND GUST.7 7 8 8 9 10 10 10 10 10 12 10  
MIX HGT (KFT)...0.4 0.4 0.6 1.2 1.9 3.1 3.8 5.0 5.6 6.0 6.2 5.6  
TRANSP WIND DIR.040 040 040 350 330 340 330 330 330 330 330 330  
TRANSP WIND SPD.9 8 8 8 10 12 14 16 16 17 17 15  
DISPERSION IDX..4 4 4 4 5 47 67 101 111 127 130 103  
LVORI...........4 4 4 4 1 1 1 1 1 1 1 1  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
 
 
FORECASTER...PRITCHETT  
REQUESTED BY...CRAIG  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2507693.0/HUN  
.DELDT 03/25/25  
.FORMATTERVERSION 2.0.0  
.EMAIL GARY.C.MOORE@USDA.GOV  
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