693
FNUS73 KSGF 210952
FWSSGF
SPOT FORECAST FOR ROCK GARDEN UNIT...DEPT OF NATURAL RESOURCES
NATIONAL WEATHER SERVICE SPRINGFIELD MO
352 AM CST WED JAN 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CST ON JANUARY 21.
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
A COLD FRONT IS EXPECTED TO MAKE ITS WAY THROUGH THE AREA BETWEEN
6 AND 11 AM THIS MORNING, SHIFTING WINDS FROM SOUTHWESTERLY TO
WESTERLY AT 8-12 MPH. THIS WILL ALSO BRING IN A DRIER AIR MASS
WITH AFTERNOON RH VALUES DROPPING INTO THE 30-40% RANGE. IF
STRONGER MIXING CAN OCCUR, THE AREA NEAR THE SPOT HAS A 10-30%
CHANCE OF DROPPING BELOW 30%. THE MIXING WILL ALLOW FOR DECENT
HEIGHTS AROUND 3 KFT AND FAIR VENTRATES BETWEEN NOON AND 4 PM.
TOMORROW, THE AIR WILL BE DRIER WITH VALUES BETWEEN 25-30%. ONCE
AGAIN, THERE IS A CHANCE THAT YOUR SPOT DROPS BELOW 25% DURING THE
AFTERNOON IF THERE ARE ENOUGH PEAKS OF SUNSHINE TO WARM THE VALLEY.
OTHERWISE, WINDS WILL BE LIGHTER AT 5-10 MPH OUT OF THE EAST (THE
SHIFT OCCURS OVERNIGHT).
REST OF TODAY
TIME (CST) 8 AM NOON 4 PM
SKY (%).........12 2 2
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0
TEMP............32 43 45
RH..............82 45 33
20 FT WIND......W 7G15 W 8G16 W 8G16
MIX HGT (FT)....600 2400 2100
MIX HGT (M).....180 730 640
TRANSPORT WIND..W 14 W 15 W 16
TRAN WIND (M/S).W 6 W 7 W 7
HAINES INDEX....M M M
VRATE KT-FT/1K..7 31 29
VENTRATE CAT....POOR POOR POOR
TONIGHT
TIME (CST) 6 PM 10 PM 2 AM
SKY (%).........2 2 10
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0
TEMP............41 34 27
RH..............41 56 63
20 FT WIND......W 6G13 W 5G16 N 3G8
MIX HGT (FT)....500 600 500
MIX HGT (M).....150 180 150
TRANSPORT WIND..W 13 NW 14 N 10
TRAN WIND (M/S).W 6 NW 6 N 4
HAINES INDEX....M M M
VRATE KT-FT/1K..6 7 5
VENTRATE CAT....POOR POOR POOR
THURSDAY
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........21 21 36 35 32 36 40 35 29 24 29 35
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............23 23 24 28 31 35 40 43 44 44 43 41
RH..............68 68 65 55 47 38 31 28 27 27 29 31
20 FT WIND DIR..NE E E E E E E E E E E NE
20 FT WIND SPD..2 2 2 2 3 3 5 5 3 3 3 3
20 FT WIND GUST.7 7 7 8 8 9 9 9 9 9 9 9
MIX HGT (KFT)...0.4 0.5 0.6 1.0 1.3 1.7 1.9 2.3 2.5 2.5 1.9 1.0
MIX HGT (KM)....0.1 0.2 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.8 0.6 0.3
TRANSP WIND DIR.NE NE E E E E E E E E E E
TRANSP WIND SPD.7 7 7 7 6 5 5 5 3 5 6 6
TRANS WIND DIR..NE NE E E E E E E E E E E
TRANS SPD (M/S).3 3 3 3 3 2 2 2 1 2 3 3
HAINES INDEX....M M M M M M M M M M M M
VRATE KT-FT/1K..3 3 3 6 7 7 8 9 8 10 9 5
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...PRICE
REQUESTED BY...SAM GROVE
TYPE OF REQUEST...PRESCRIBED
.TAG 2600613.0/SGF
.DELDT 01/20/26
.FORMATTERVERSION 2.0.0
.EMAIL SAMANTHA.GROVE@DNR.MO.GOV,BRIAN.MILLER@DNR.MO.GOV
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