330
FNUS74 KTSA 111650
FWSTSA
SPOT FORECAST FOR TALLCHIEF MANSION...OSAGE NATION WILDLAND FIRE MANAGEMENT
NATIONAL WEATHER SERVICE TULSA OK
1050 AM CST WED FEB 11 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON FEBRUARY 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT NWS TULSA AT (918)838-7838, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
NORTHEAST WITH OF 5-10 MPH WITH A FEW GUSTS TO 15 MPH WILL
CONTINUE THROUGH THE AFTERNOON. WINDS WILL BECOME LIGHT AND
VARIABLE TONIGHT, FAVORING THE SOUTHEAST WITH TIME. SKIES WILL BE
PARTLY CLOUDY ALL DAY TODAY AND TONIGHT BUT RAIN WILL NOT OCCUR.
RH VALUES WILL FALL FROM AROUND 40-50% NOW TO 25-30% THIS
AFTERNOON, RECOVERING TO 75-85% TONIGHT. TEMPERATURES WILL RISE
FROM NEAR 50 F AT PRESENT TO CLOSE TO 60 F THIS AFTERNOON, FALLING
TO THE MID 30S TONIGHT.
REST OF TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 59.
MIN HUMIDITY........25 PERCENT.
DEWPOINT............26 DECREASING TO 23 LATE IN THE AFTERNOON.
WIND (20 FT)........NORTHEAST WINDS 5 TO 7 MPH LATE IN THE MORNING
BECOMING LIGHT.
MIXING HEIGHT.......2600 FT AGL.
TRANSPORT WINDS.....NORTHEAST 7 TO 10 MPH.
SMOKE DISPERSAL.....FAIR (15737 KNOT-FT).
STABILITY CLASS.....3.
1700FT AVG MIX T(F).52.
TIME (CST) 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 13 14 24 13 14 19
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............46 50 54 56 58 59 57
DEWPOINT........28 27 26 25 23 23 23
RH..............49 41 34 30 26 25 26
20 FT WIND DIR..NE NE NE NE NE NE E
20 FT WIND SPD..6 5 5 5 5 4 3
20 FT WIND GUST.10 10 7 7 6 6 5
MIX HGT (KFT)...1.7 1.9 2.2 2.4 2.6 2.3 2.0
TRANSP WIND DIR.NE NE NE NE NE E E
TRANSP WIND SPD.10 9 9 8 7 7 7
VRATE KT-FT/1K..16 18 18 18 18 18 18
VENTRATE CAT....PR PR PR PR PR PR PR
1700FT MIX T(F).50 51 52 53 54 54 54
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
PARTLY CLOUDY (30-40 PERCENT).
MIN TEMPERATURE.....AROUND 35.
MAX HUMIDITY........82 PERCENT.
DEWPOINT............25.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....EAST 6 TO 8 MPH SHIFTING TO THE SOUTHEAST 6 TO
7 MPH AFTER 3 AM.
SMOKE DISPERSAL.....POOR (1967 KNOT-FT).
STABILITY CLASS.....6.
1700FT AVG MIX T(F).55.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........25 37 51 53 39 33 25 37 47 45 42 47
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............52 48 45 43 42 39 38 37 36 36 36 35
DEWPOINT........24 24 24 25 25 26 26 26 26 27 27 27
RH..............33 38 43 49 51 58 61 64 66 69 69 72
20 FT WIND DIR..E E E E E E E E E E SE SE
20 FT WIND SPD..3 2 2 2 2 2 2 2 2 2 2 2
20 FT WIND GUST.5 4 4 5
MIX HGT (KFT)...0.4 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.4
TRANSP WIND DIR.E E E E E E E E SE SE S S
TRANSP WIND SPD.6 7 8 7 7 7 7 7 6 6 7 7
VRATE KT-FT/1K..3 3 3 3 3 3 2 2 2 2 2 2
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
1700FT MIX T(F).54 55 55 55 55 56 56 56 56 56 56 56
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 69.
MIN HUMIDITY........32 PERCENT.
DEWPOINT............30 INCREASING TO 37 IN THE LATE MORNING AND
AFTERNOON.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH.
MIXING HEIGHT.......3700 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH INCREASING TO 17 TO 22 MPH
IN THE LATE MORNING AND AFTERNOON, THEN
DECREASING TO AROUND 12 MPH LATE IN THE
AFTERNOON.
SMOKE DISPERSAL.....GOOD (36065 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (61639 KNOT-FT) IN THE
AFTERNOON.
STABILITY CLASS.....4.
1700FT AVG MIX T(F).59.
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........48 39 27 33 29 33 40 48 55 48 38 34
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............35 35 37 44 50 56 60 65 67 67 69 67
DEWPOINT........29 30 31 35 38 37 37 37 38 37 38 39
RH..............78 82 78 71 62 49 42 35 34 33 32 36
20 FT WIND DIR..SE SE SE S S S S S S S S S
20 FT WIND SPD..3 4 5 6 7 8 9 8 8 8 6 5
20 FT WIND GUST.5 6 7 10 11 13 14 14 13 11 10 7
MIX HGT (KFT)...0.4 0.5 0.6 0.9 1.4 1.9 2.5 2.9 3.4 3.7 2.9 1.4
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.10 12 13 15 20 21 22 21 20 18 17 12
VRATE KT-FT/1K..36 36 36 36 36 36 62 62 62 62 62 62
VENTRATE CAT....PR PR PR PR PR PR GD GD GD GD GD GD
1700FT MIX T(F).57 57 57 58 58 58 59 60 60 61 62 62
FORECASTER...HODGES
REQUESTED BY...ROSS WALKER
TYPE OF REQUEST...PRESCRIBED
.TAG 2602462.0/TSA
.DELDT 02/11/26
.FORMATTERVERSION 2.0.0
.EMAIL WILDLANDFIRE@OSAGENATION-NSN.GOV
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