238
FNUS74 KTSA 071221
FWSTSA
SPOT FORECAST FOR ALLEN CRK WF...USFS
NATIONAL WEATHER SERVICE TULSA OK
721 AM CDT MON SEP 7 2026
FORECAST IS BASED ON FORECAST START TIME OF 0800 CDT ON SEPTEMBER 07.
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.
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING...
DISCUSSION
HOT CONDITIONS CONTINUE TODAY, WITH AFTERNOON TEMPERATURES AROUND
100 DEGREES. THE HOT TEMPERATURES WILL KEEP AFTERNOON RELATIVE
HUMIDITIES IN THE 35 TO 40 PERCENT RANGE, ALTHOUGH SOUTHEASTERLY
WINDS WILL REMAIN AT SPEEDS UNDER 10 MPH. SCATTERED SHOWERS AND
THUNDERSTORMS ARE AGAIN EXPECTED THIS AFTERNOON, WHICH COULD
PRODUCE A SUDDEN INCREASE IN WIND SPEEDS AND GUSTS, AS WELL AS
ERRATIC WIND DIRECTIONS. ANY THUNDERSTORMS THAT DEVELOP ARE
EXPECTED TO DIMINISH WITH SUNSET. SIMILAR CONDITIONS ARE FORECAST
FOR TUESDAY, WITH SLIGHTLY LOWER HUMIDITIES AND LOWER COVERAGE OF
AFTERNOON SHOWERS AND THUNDERSTORMS EXPECTED.
REST OF TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT). SCATTERED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 100.
MIN HUMIDITY........37 PERCENT.
DEWPOINT............69.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......7100 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 3 TO 7 MPH.
SMOKE DISPERSAL.....FAIR (17704 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (34754 KNOT-FT) IN THE
AFTERNOON.
STABILITY CLASS.....2.
1700FT AVG MIX T(F).92.
EYE LEVEL WINDS.....LIGHT WINDS.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........22 20 16 16 12 15 33 36 25 20
WEATHER COV..... SCT SCT SCT SCT SCT
WEATHER TYPE.... RW RW RW RW RW
TSTM COV........ SCT SCT SCT SCT SCT
TEMP............78 82 88 91 95 97 98 98 99 98
DEWPOINT........69 70 70 70 69 69 69 68 68 68
RH..............74 67 55 50 43 40 39 38 37 38
20 FT WIND DIR..SE E SE SE E SE SE SE SE SE
20 FT WIND SPD..2 2 3 3 3 3 3 3 3 3
20 FT WIND GUST.6 6 6 6 6 6 6 6 7 7
EYE LVL WND DIR.SE E SE SE E SE SE SE SE SE
EYE LVL WND SPD.2 2 3 3 3 3 3 3 3 3
EYE LVL WND GST.6 6 6 6 6 6 6 6 7 7
MIX HGT (KFT)...0.4 1.1 1.8 3.6 5.8 7.1 7.1 6.7 5.5 5.5
TRANSP WIND DIR.SE E SE E E E SE SE SE SE
TRANSP WIND SPD.6 6 5 5 3 5 5 6 7 7
VRATE KT-FT/1K..18 18 18 18 18 35 35 35 35 35
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR
1700FT MIX T(F).88 88 88 89 90 92 94 95 96 97
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). SCATTERED SHOWERS
AND THUNDERSTORMS EARLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 74.
MAX HUMIDITY........69 PERCENT.
DEWPOINT............66.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH IN
THE LATE EVENING AND OVERNIGHT, THEN BECOMING
LIGHT EARLY IN THE MORNING. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 7 TO 10 MPH.
SMOKE DISPERSAL.....GOOD (34754 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (3934 KNOT-FT) LATE IN THE
NIGHT.
STABILITY CLASS.....4.
1700FT AVG MIX T(F).93.
EYE LEVEL WINDS.....LIGHT WINDS.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........12 10 7 6 5 4 8 6 7 12 14 13
WEATHER COV.....SCT
WEATHER TYPE....RW
TSTM COV........SCT
TEMP............96 93 87 84 83 82 81 80 79 78 76 76
DEWPOINT........68 68 68 68 68 67 66 66 66 65 65 65
RH..............40 44 53 59 61 61 60 62 64 64 69 69
20 FT WIND DIR..E E SE SE SE SE SE SE SE SE SE SE
20 FT WIND SPD..3 3 3 3 4 4 4 4 4 4 4 3
20 FT WIND GUST.7 7 8 8 10 10 10 11 10 10 10 8
EYE LVL WND DIR.E E SE SE SE SE SE SE SE SE SE SE
EYE LVL WND SPD.3 3 3 3 4 4 4 4 4 4 4 3
EYE LVL WND GST.7 7 8 8 10 10 10 11 10 10 10 8
MIX HGT (KFT)...3.2 1.0 0.4 0.5 0.5 0.5 0.4 0.5 0.4 0.5 0.5 0.5
TRANSP WIND DIR.E E SE E E SE SE SE SE SE SE SE
TRANSP WIND SPD.8 7 7 7 9 10 10 9 10 9 9 9
VRATE KT-FT/1K..35 6 6 6 6 6 6 4 4 4 4 4
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
1700FT MIX T(F).97 96 96 95 94 93 92 91 90 90 90 90
TUESDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT). ISOLATED SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 100.
MIN HUMIDITY........30 PERCENT.
DEWPOINT............64.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
LATE IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......9600 FT AGL.
TRANSPORT WINDS.....SOUTH 6 TO 8 MPH.
SMOKE DISPERSAL.....POOR (3934 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (68852 KNOT-FT) IN THE
AFTERNOON.
STABILITY CLASS.....4.
1700FT AVG MIX T(F).94.
EYE LEVEL WINDS.....LIGHT WINDS.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........10 4 2 2 2 1 2 4 11 14 12 5
WEATHER COV..... ISO ISO ISO ISO ISO
WEATHER TYPE.... RW RW RW RW RW
TSTM COV........ ISO ISO ISO ISO ISO
TEMP............76 74 77 82 88 92 95 97 99 99 100 99
DEWPOINT........64 63 64 65 65 66 66 66 65 64 63 62
RH..............66 69 64 56 47 43 39 37 33 32 30 30
20 FT WIND DIR..SE SE SE SE SE S S S S SE SE SE
20 FT WIND SPD..3 2 2 2 2 3 3 3 3 3 3 4
20 FT WIND GUST.7 6 6 6 6 6 6 6 6 7 7 8
EYE LVL WND DIR.SE SE SE SE SE S S S S SE SE SE
EYE LVL WND SPD.3 2 2 2 2 3 3 3 3 3 3 4
EYE LVL WND GST.7 6 6 6 6 6 6 6 6 7 7 8
MIX HGT (KFT)...0.5 0.5 0.5 0.9 1.5 3.6 5.7 7.1 8.8 9.6 6.6 6.9
TRANSP WIND DIR.S S SE S S S S S SE S SE S
TRANSP WIND SPD.8 8 8 8 8 7 7 6 8 8 7 8
VRATE KT-FT/1K..4 35 35 35 35 35 35 69 69 69 69 69
VENTRATE CAT....PR PR PR PR PR PR PR GD GD GD GD GD
1700FT MIX T(F).91 91 91 91 91 92 92 93 94 95 96 97
FORECASTER...K.HATFIELD
REQUESTED BY...K WILSON
TYPE OF REQUEST...WILDFIRE
.TAG 2621359.0/TSA
.DELDT 09/07/26
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.WILSON2@USDA.GOV
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