837
FNUS73 KSGF 101951
FWSSGF
SPOT FORECAST FOR GWCA RX...US PARK SERVICE
NATIONAL WEATHER SERVICE SPRINGFIELD MO
151 PM CST WED DEC 10 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 CST ON DECEMBER 11.
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
WINDS TURNING OUT OF THE SOUTH TO SOUTHWEST ON THURSDAY, WITH 20
FOOT WIND GUSTS AROUND 25 TO 30 MPH. SUSTAINED 20 FOOT WINDS
AROUND 15 TO 20 MPH. MINIMUM RELATIVE HUMIDITY VALUES AROUND 40
PERCENT TOWARDS THE AFTERNOON. MAXIMUM MIXING HEIGHTS APPROACH
2000 FEET.
THURSDAY
TIME (CST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........24 23 16 10 10 8 7 8 11 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0
TEMP............35 41 46 50 53 55 56 56 55 54
RH..............72 59 51 46 42 41 42 42 43 44
20 FT WIND DIR..S S S SW SW SW SW SW SW SW
20 FT WIND SPD..9 12 15 17 18 18 18 17 15 14
20 FT WIND GUST.17 23 25 28 29 29 26 26 25 21
MIX HGT (KFT)...0.5 0.7 1.4 2.0 2.1 2.0 2.0 1.9 0.9 0.6
MIX HGT (KM)....0.2 0.2 0.4 0.6 0.6 0.6 0.6 0.6 0.3 0.2
TRANSP WIND DIR.S S SW SW SW SW SW SW SW SW
TRANSP WIND SPD.15 17 24 29 30 28 26 25 18 17
VRATE KT-FT/1K..7 11 30 49 54 49 47 42 14 9
VENTRATE CAT....PR PR PR FR FR FR FR FR PR PR
THURSDAY NIGHT
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........11 10 10 15 27 22 16 16 15 15 17 19
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............52 50 49 48 48 48 47 46 44 43 42 40
RH..............50 52 54 58 56 56 60 63 69 73 77 81
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW W W
20 FT WIND SPD..12 12 12 10 10 9 9 8 8 7 6 6
20 FT WIND GUST.20 21 20 18 18 17 17 16 15 14 13 12
MIX HGT (KFT)...0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4 0.4
MIX HGT (KM)....0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.1 0.1 0.1
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW W NW
TRANSP WIND SPD.18 20 21 22 22 21 20 17 16 14 12 10
VRATE KT-FT/1K..10 9 9 10 10 9 9 7 7 5 4 3
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FRIDAY
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........21 26 31 36 32 28 24 24 24 24 26 27
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............40 40 41 42 43 44 45 46 47 47 45 43
RH..............83 82 83 79 76 69 64 62 58 59 59 62
20 FT WIND DIR..NW NW N N N N N N N N N N
20 FT WIND SPD..6 7 8 9 10 12 12 12 12 10 9 7
20 FT WIND GUST.12 13 14 16 17 18 18 18 18 17 15 14
MIX HGT (KFT)...0.4 0.6 0.8 1.1 1.5 1.9 2.2 2.5 2.7 2.6 2.0 1.3
MIX HGT (KM)....0.1 0.2 0.2 0.3 0.5 0.6 0.7 0.8 0.8 0.8 0.6 0.4
TRANSP WIND DIR.NW N N N N N N N N N N N
TRANSP WIND SPD.10 12 14 16 17 20 20 20 18 17 15 13
VRATE KT-FT/1K..4 6 9 15 22 32 38 43 43 39 26 14
VENTRATE CAT....PR PR PR PR PR PR PR FR FR PR PR PR
FORECASTER...PEREZ
REQUESTED BY...A DOCKINS
TYPE OF REQUEST...PRESCRIBED
.TAG 2527415.0/SGF
.DELDT 12/11/25
.FORMATTERVERSION 2.0.0
.EMAIL ANDREW_DOCKINS@NPS.GOV
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