536  
FNUS74 KTSA 052135  
FWSTSA  
 
SPOT FORECAST FOR SPOT FORECAST FOR FIRES NEAR BARTLESVILLE...DOI  
NATIONAL WEATHER SERVICE TULSA OK  
435 PM CDT SAT SEP 5 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 CDT ON SEPTEMBER 06.  
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 UNTIL 7 PM CDT THIS EVENING
 
   
..HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT SUNDAY
 
 
   
DISCUSSION
 
 
CONDITIONS WILL BE SIMILAR TO SATURDAY, WITH PERHAPS SLIGHTLY  
HIGHER COVERAGE OF ISOLATED SHOWERS AND STORMS IN THE AFTERNOON.  
TEMPERATURES WILL WARM FROM THE 70S NEAR SUNRISE TO AT OR ABOVE  
100 IN THE AFTERNOON, WITH HUMIDITY LEVELS FALLING BELOW 40  
PERCENT IN THE AFTERNOON. WINDS WILL BE LIGHT AND VARIABLE, EXCEPT  
STRONG AND ERRATIC NEAR ANY AFTERNOON STORMS.  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON. SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 102.  
MIN HUMIDITY........30-35 PERCENT.  
DEWPOINT............68.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH LATE  
IN THE AFTERNOON. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......8000 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 5 MPH SHIFTING TO THE NORTHEAST  
AROUND 6 MPH LATE IN THE MORNING, THEN SHIFTING  
TO THE SOUTHEAST 6 TO 8 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (31475 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (71475 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).96.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH  
LATE IN THE AFTERNOON.  
 
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........45 41 33 31 21 21 24 32 27 19 17  
WEATHER COV..... SCH SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH SCH  
TEMP............75 78 82 90 94 97 99 100 100 100 101  
DEWPOINT........69 69 70 70 70 69 68 68 67 67 66  
RH..............79 75 66 53 46 41 37 36 35 34 33  
20 FT WIND DIR..NW N W NW NW E E E SE SE SE  
20 FT WIND SPD..1 2 1 2 2 3 3 4 4 5 5  
20 FT WIND GUST.2 2 4 5 6 6 7 7 7  
EYE LVL WND DIR.NW N W NW NW E E E SE SE SE  
EYE LVL WND SPD.1 2 1 2 2 3 3 4 4 5 5  
EYE LVL WND GST.2 2 4 5 6 6 7 7 7  
MIX HGT (KFT)...0.4 0.3 0.5 1.2 4.1 6.9 7.4 7.2 7.2 8.0 6.8  
TRANSP WIND DIR.SW W W W NE E SE SE SE SE SE  
TRANSP WIND SPD.5 5 5 5 6 6 6 7 7 8 8  
VRATE KT-FT/1K..48 48 48 48 48 48 71 71 71 71 71  
VENTRATE CAT....FR FR FR FR FR FR GD GD GD GD GD  
1700FT MIX T(F).94 94 94 94 95 96 97 98 98 99 99  
   
SUNDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
MIN TEMPERATURE.....AROUND 76.  
MAX HUMIDITY........76-82 PERCENT.  
DEWPOINT............66.  
WIND (20 FT)........SOUTHEAST WINDS UP TO 6 MPH EARLY IN THE  
EVENING BECOMING LIGHT, THEN BECOMING SOUTHEAST  
UP TO 5 MPH EARLY IN THE MORNING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY  
IN THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 8 TO 12 MPH.  
SMOKE DISPERSAL.....EXCELLENT (71475 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (3934 KNOT-FT) LATE IN THE  
NIGHT.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).97.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........17 23 24 17 20 14 7 11 9 12 18 13  
WEATHER COV.....SCH  
WEATHER TYPE....RW  
TSTM COV........SCH  
TEMP............100 98 95 89 86 84 83 82 81 80 78 77  
DEWPOINT........66 65 66 67 67 68 68 68 68 68 68 68  
RH..............33 34 40 48 53 58 61 64 66 68 73 74  
20 FT WIND DIR..SE SE SE SE E E E E E E E SE  
20 FT WIND SPD..5 5 4 3 3 3 3 3 3 3 3 4  
20 FT WIND GUST.7 6 6 6 5 5 5 6 6 6 6 6  
EYE LVL WND DIR.SE SE SE SE E E E E E E E SE  
EYE LVL WND SPD.5 5 4 3 3 3 3 3 3 3 3 4  
EYE LVL WND GST.7 6 6 6 5 5 5 6 6 6 6 6  
MIX HGT (KFT)...5.4 1.3 0.5 0.5 0.5 0.4 0.5 0.4 0.4 0.5 0.4 0.4  
TRANSP WIND DIR.SE SE SE SE SE E E SE E SE SE SE  
TRANSP WIND SPD.9 9 8 9 9 10 10 12 12 12 10 9  
VRATE KT-FT/1K..71 25 25 25 25 25 25 6 6 6 6 6  
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR  
1700FT MIX T(F).99 99 99 98 98 98 97 97 97 96 96 95  
   
LABOR DAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 101.  
MIN HUMIDITY........30-35 PERCENT.  
DEWPOINT............68.  
WIND (20 FT)........SOUTHEAST WINDS UP TO 9 MPH.  
MIXING HEIGHT.......8400 FT AGL.  
TRANSPORT WINDS.....SOUTH 9 TO 13 MPH.  
SMOKE DISPERSAL.....POOR (3934 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (107540 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).95.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 8 MPH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........10 11 2 5 8 9 10 11 14 17 19 17  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............77 75 78 83 88 92 95 98 99 100 101 101  
DEWPOINT........68 68 69 70 70 70 70 69 68 68 67 66  
RH..............75 79 75 66 55 49 44 39 37 35 34 32  
20 FT WIND DIR..SE SE SE SE S S S S S S SE SE  
20 FT WIND SPD..4 5 6 6 7 7 6 6 7 7 8 8  
20 FT WIND GUST.7 8 10 10 11 11 11 11 12 12 12 12  
EYE LVL WND DIR.SE SE SE SE S S S S S S SE SE  
EYE LVL WND SPD.4 5 6 6 7 7 6 6 7 7 8 8  
EYE LVL WND GST.7 8 10 10 11 11 11 11 12 12 12 12  
MIX HGT (KFT)...0.5 0.4 0.5 1.0 1.9 3.4 5.0 6.3 7.6 8.4 8.2 6.9  
TRANSP WIND DIR.SE SE SE S S S S S S S S S  
TRANSP WIND SPD.9 10 9 10 13 12 10 9 10 12 13 13  
VRATE KT-FT/1K..6 69 69 69 69 69 69 108 108 108 108 108  
VENTRATE CAT....PR GD GD GD GD GD GD VGD VGD VGD VGD VGD  
1700FT MIX T(F).94 94 93 93 93 93 94 95 96 97 98 98  
 

 
FORECASTER...PLATE  
REQUESTED BY...TRAVIS CLAPP  
TYPE OF REQUEST...WILDFIRE  
.TAG 2621278.0/TSA  
.DELDT 09/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TRAVIS_CLAPP@IOS.DOI.GOV  
 
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