222  
FNUS74 KTSA 062213  
FWSTSA  
 
SPOT FORECAST FOR SPOT FORECAST FOR FIRES NEAR BARTLESVILLE...DOI  
NATIONAL WEATHER SERVICE TULSA OK  
513 PM CDT SUN SEP 6 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 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 UNTIL 7 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT MONDAY  
 
   
DISCUSSION  
 
TEMPERATURES IN THE MID OR LOWER 70S ARE EXPECTED MONDAY MORNING,  
THEN WARM TO NEAR 102 DEGREES DURING THE AFTERNOON. AN ISOLATED  
SHOWER OR STORM MAY DEVELOP IN THE VICINITY BUT PROBABILITY OF  
PRECIPITATION REMAINS UNDER 15 PERCENT. OTHERWISE, MOSTLY SUNNY  
SKIES ARE LIKELY, WITH SOUTH WINDS BETWEEN 5 AND 10 MPH. MINIMUM  
RELATIVE HUMIDITY VALUES ARE FORECAST TO FALL TO NEAR 30 PERCENT,  
THEN RECOVER TO AT LEAST 70 PERCENT MONDAY NIGHT. SIMILAR WEATHER  
CONDITIONS ARE LIKELY TUESDAY WITH A HIGH NEAR 103 DEGREES.  
   
LABOR DAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....AROUND 101.  
MIN HUMIDITY........32-38 PERCENT.  
DEWPOINT............69.  
WIND (20 FT)........SOUTH WINDS UP TO 8 MPH.  
MIXING HEIGHT.......8000 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 12 MPH.  
SMOKE DISPERSAL.....FAIR (27540 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (86557 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).95.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 7 MPH.  
 
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........15 14 7 14 11 13 12 16 21 19 13  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............75 77 81 88 92 95 98 99 99 100 100  
DEWPOINT........69 70 71 71 71 70 70 69 69 68 68  
RH..............82 78 71 57 51 45 41 39 37 36 35  
20 FT WIND DIR..SE SE SE S S S S S S S S  
20 FT WIND SPD..4 5 6 6 6 6 6 6 6 7 7  
20 FT WIND GUST.7 8 10 10 10 10 10 10 11 11 11  
EYE LVL WND DIR.SE SE SE S S S S S S S S  
EYE LVL WND SPD.4 5 6 6 6 6 6 6 6 7 7  
EYE LVL WND GST.7 8 10 10 10 10 10 10 11 11 11  
MIX HGT (KFT)...0.4 0.5 1.0 1.5 2.6 4.7 6.9 8.0 7.6 6.9 6.3  
TRANSP WIND DIR.SE S S S S S S S S S S  
TRANSP WIND SPD.9 10 12 10 8 7 8 8 9 10 10  
VRATE KT-FT/1K..42 42 42 42 42 42 87 87 87 87 87  
VENTRATE CAT....FR FR FR FR FR FR GD GD GD GD GD  
1700FT MIX T(F).92 92 92 93 93 94 95 96 97 98 98  
   
MONDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 77.  
MAX HUMIDITY........73 PERCENT.  
DEWPOINT............67.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 14 MPH.  
SMOKE DISPERSAL.....EXCELLENT (86557 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (5901 KNOT-FT) LATE IN THE  
NIGHT.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).95.  
EYE LEVEL WINDS.....SOUTH WINDS 5 TO 7 MPH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........12 9 11 10 8 4 7 14 7 8 10 12  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............99 97 94 89 87 85 84 83 82 81 79 79  
DEWPOINT........67 66 67 67 67 68 68 68 68 68 67 67  
RH..............36 36 41 49 53 56 58 61 63 64 68 68  
20 FT WIND DIR..SE SE SE SE SE SE SE SE S S S S  
20 FT WIND SPD..7 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST.11 10 10 10 10 10 10 10 10 11 12 12  
EYE LVL WND DIR.SE SE SE SE SE SE SE SE S S S S  
EYE LVL WND SPD.7 6 6 6 6 6 6 6 6 6 6 6  
EYE LVL WND GST.11 10 10 10 10 10 10 10 10 11 12 12  
MIX HGT (KFT)...5.0 1.5 0.5 0.5 0.5 0.5 0.4 0.5 0.5 0.4 0.5 0.4  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.12 12 10 12 13 13 13 14 13 14 14 13  
VRATE KT-FT/1K..87 30 30 30 30 30 30 7 7 7 7 7  
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR  
1700FT MIX T(F).98 97 97 95 95 94 94 93 93 92 92 92  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 101.  
MIN HUMIDITY........29-36 PERCENT.  
DEWPOINT............67.  
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......8700 FT AGL.  
TRANSPORT WINDS.....SOUTH 12 TO 17 MPH.  
SMOKE DISPERSAL.....POOR (5901 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (131147 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).94.  
EYE LEVEL WINDS.....SOUTH WINDS 5 TO 9 MPH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........11 12 2 5 8 9 9 10 12 14 16 13  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............78 77 79 83 88 92 96 98 100 101 101 101  
DEWPOINT........67 67 68 69 69 69 69 69 68 68 67 66  
RH..............69 72 70 62 54 47 42 39 36 35 33 32  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..6 7 7 8 8 9 9 9 9 9 9 9  
20 FT WIND GUST.12 12 12 13 14 14 14 14 14 14 14 14  
EYE LVL WND DIR.S S S S S S S S S S S S  
EYE LVL WND SPD.6 7 7 8 8 9 9 9 9 9 9 9  
EYE LVL WND GST.12 12 12 13 14 14 14 14 14 14 14 14  
MIX HGT (KFT)...0.5 0.5 0.6 1.4 2.4 3.9 5.6 7.1 8.1 8.7 8.5 7.3  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.12 13 13 15 17 17 15 14 14 15 15 15  
VRATE KT-FT/1K..7 95 95 95 95 95 95 131 131 131 131 131  
VENTRATE CAT....PR GD GD GD GD GD GD VGD VGD VGD VGD VGD  
1700FT MIX T(F).91 91 91 91 91 92 94 95 96 97 98 98  
 
 
FORECASTER...M.RADA  
REQUESTED BY...TRAVIS CLAPP  
TYPE OF REQUEST...WILDFIRE  
.TAG 2621336.0/TSA  
.DELDT 09/06/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TRAVIS_CLAPP@IOS.DOI.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab OK Page
The Nexlab AR Page
Main Text Page