532  
FNUS73 KSGF 202112  
FWSSGF  
 
SPOT FORECAST FOR ROCK GARDEN UNIT...DEPT OF NATURAL RESOURCES  
NATIONAL WEATHER SERVICE SPRINGFIELD MO  
312 PM CST TUE JAN 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 CST ON JANUARY 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT 1-800-762-4363, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
SOUTH TO SOUTHWESTERLY WIND GUSTS UP TO AROUND 15MPH  
WILL REMAIN POSSIBLE AT TIMES INTO THIS EVENING AND  
TONIGHT AS A COLD FRONT APPROACHES THE AREA. THE COLD  
FRONT WILL MOVE THROUGH THE AREA LATE TONIGHT INTO WEDNESDAY  
MORNING WITH WEST TO NORTHWESTERLY WINDS OCCURRING  
BEHIND THE FRONT ON WEDNESDAY. TEMPERATURES WILL WARM  
INTO THE MIDDLE 40S AGAIN ON WEDNESDAY WITH AFTERNOON  
RH VALUES AROUND 30 TO 35%.  
   
REST OF TODAY  
 
TIME (CST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........19 13 4 2 6 4 3 3 4 5  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............20 26 30 36 39 42 43 44 45 44  
RH..............56 48 42 40 39 36 34 32 29 30  
20 FT WIND DIR..S S SW SW SW SW SW SW S S  
20 FT WIND SPD..5 6 7 8 12 9 9 10 10 8  
20 FT WIND GUST.13 20 18 22 18 20 17 17 18 18  
MIX HGT (KFT)...0.5 0.7 1.3 1.7 2.3 2.5 2.7 2.8 2.4 0.7  
MIX HGT (KM)....0.2 0.2 0.4 0.5 0.7 0.8 0.8 0.9 0.7 0.2  
TRANSP WIND DIR.S S SW SW SW SW SW SW S S  
TRANSP WIND SPD.13 14 17 18 21 21 20 20 20 14  
TRANS WIND DIR..S S SW SW SW SW SW SW S S  
TRANS SPD (M/S).6 6 8 8 9 9 9 9 9 6  
HAINES INDEX....M M M M M M M M M M  
VRATE KT-FT/1K..6 8 19 28 41 45 47 48 40 8  
VENTRATE CAT....PR PR PR PR FR FR FR FR FR PR  
   
TONIGHT  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........5 3 5 7 12 17 23 35 55 66 56 52  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............41 39 37 36 35 34 34 34 34 34 32 34  
RH..............33 32 37 40 41 45 49 54 58 64 75 72  
20 FT WIND DIR..S S S S S S S S S SW SW SW  
20 FT WIND SPD..8 10 12 12 12 10 9 9 9 9 8 8  
20 FT WIND GUST.16 18 23 23 22 22 20 18 18 18 17 16  
MIX HGT (KFT)...0.5 0.5 0.5 0.5 0.6 0.7 0.6 0.7 0.7 0.7 0.6 0.7  
MIX HGT (KM)....0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2  
TRANSP WIND DIR.S S S S S S SW SW SW SW SW W  
TRANSP WIND SPD.16 18 21 22 22 21 20 20 20 20 18 16  
TRANS WIND DIR..S S S S S S SW SW SW SW SW W  
TRANS SPD (M/S).7 8 9 10 10 9 9 9 9 9 8 7  
HAINES INDEX....M M M M M M M M M M M M  
VRATE KT-FT/1K..7 8 10 10 12 12 10 12 11 12 10 9  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
WEDNESDAY  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........40 25 16 8 6 4 4 2 1 2 3 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............33 32 33 35 37 40 43 44 45 45 44 43  
RH..............75 75 69 64 59 52 43 40 36 35 36 38  
20 FT WIND DIR..SW W W W NW W W W W W W W  
20 FT WIND SPD..7 6 7 7 7 8 8 8 8 8 8 7  
20 FT WIND GUST.15 14 14 15 14 14 14 15 15 14 15 13  
MIX HGT (KFT)...0.6 0.5 0.7 1.4 1.9 2.1 2.6 2.7 2.9 2.8 2.3 0.6  
MIX HGT (KM)....0.2 0.2 0.2 0.4 0.6 0.6 0.8 0.8 0.9 0.9 0.7 0.2  
TRANSP WIND DIR.W W W W NW W W W W W W W  
TRANSP WIND SPD.15 14 14 15 14 14 16 16 16 16 16 12  
TRANS WIND DIR..W W W W NW W W W W W W W  
TRANS SPD (M/S).7 6 6 7 6 6 7 7 7 7 7 5  
HAINES INDEX....M M M M M M M M M M M M  
VRATE KT-FT/1K..7 6 8 18 23 25 36 38 41 39 32 6  
VENTRATE CAT....PR PR PR PR PR PR PR PR FR PR PR PR  
 
 
FORECASTER...WISE  
REQUESTED BY...SAM GROVE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2600613.0/SGF  
.DELDT 01/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRIAN.MILLER@DNR.MO.GOV,SAMANTHA.GROVE@DNR.MO.GOV  
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