424  
FNUS74 KTSA 201900  
FWSTSA  
 
SPOT FORECAST FOR KENWOOD 40...CHEROKEE NATION  
NATIONAL WEATHER SERVICE TULSA OK  
100 PM CST TUE JAN 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON JANUARY 21.  
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  
 
A COLD FRONT WILL PASS ACROSS THE BURN SITE EARLY WEDNESDAY WITH  
NORTHERLY WINDS THEN PREVAILING THROUGH THE DAY. A FEW LIGHT SHOWERS  
MAY BE NEAR THE LOCATION EARLY IN THE MORNING, OTHERWISE DRY  
WEATHER WILL FOLLOW THE FRONT WITH HUMIDITY VALUES FALLING INTO THE  
LOW 30 PERCENT RANGE BY AFTERNOON. GOOD HUMIDITY RECOVERY IS EXPECTED  
WEDNESDAY NIGHT.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 52.  
MIN HUMIDITY........32 PERCENT.  
DEWPOINT............30 DECREASING TO 22.  
WIND (20 FT)........NORTH WINDS AROUND 5 MPH IN THE LATE MORNING  
AND EARLY AFTERNOON BECOMING LIGHT.  
MIXING HEIGHT.......2400 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR (11803 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (17704 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....3.  
1700FT AVG MIX T(F).44.  
 
TIME (CST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........11 11 10 7 8 5 4 5  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............42 44 48 50 51 52 50 49  
DEWPOINT........32 30 28 27 26 23 23 22  
RH..............67 58 46 40 37 32 34 35  
20 FT WIND DIR..N N N N N N N N  
20 FT WIND SPD..4 4 4 4 3 3 2 2  
20 FT WIND GUST.7 8 8 7 7 7 6 4  
MIX HGT (KFT)...1.3 1.7 1.9 2.2 2.3 2.4 2.1 0.5  
TRANSP WIND DIR.N N N N N N NW N  
TRANSP WIND SPD.10 8 8 7 8 8 7 5  
VRATE KT-FT/1K..13 13 18 18 18 18 18 18  
VENTRATE CAT....PR PR PR PR PR PR PR PR  
1700FT MIX T(F).42 43 43 43 44 44 45 46  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
MIN TEMPERATURE.....AROUND 27.  
MAX HUMIDITY........73 PERCENT.  
DEWPOINT............21.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 3 MPH SHIFTING TO THE NORTHEAST 3  
TO 10 MPH LATE IN THE EVENING.  
SMOKE DISPERSAL.....POOR (1311 KNOT-FT).  
STABILITY CLASS.....6.  
1700FT AVG MIX T(F).47.  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........6 6 6 5 8 12 15 19 23 27 30 34  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............44 39 37 35 34 33 32 31 31 30 29 28  
DEWPOINT........22 23 23 22 22 23 23 23 22 22 21 20  
RH..............41 53 58 60 62 66 68 71 71 72 72 71  
20 FT WIND DIR..N NE NE NE NE E E E E E E NE  
20 FT WIND SPD..1 1 1 1 1 1 1 1 2 2 3 3  
20 FT WIND GUST.2 2 2 2 2 4 4 4 5 6 6 8  
MIX HGT (KFT)...0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.N NW N N N NE NE NE NE NE NE NE  
TRANSP WIND SPD.3 3 3 3 3 3 3 5 7 9 10 10  
VRATE KT-FT/1K..1 1 1 1 1 1 4 4 4 4 4 4  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
1700FT MIX T(F).47 48 49 50 50 50 49 48 47 46 45 44  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT).  
MAX TEMPERATURE.....AROUND 50.  
MIN HUMIDITY........33 PERCENT.  
DEWPOINT............21.  
WIND (20 FT)........EAST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......3100 FT AGL.  
TRANSPORT WINDS.....EAST 12 TO 15 MPH DECREASING TO 10 TO 13 MPH IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (18360 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (31475 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).45.  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........37 41 44 48 47 45 44 50 57 63 70 77  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............27 29 31 34 38 43 47 49 50 50 48 46  
DEWPOINT........19 19 20 21 21 21 21 22 22 23 23 23  
RH..............71 66 63 57 49 40 35 34 33 34 36 39  
20 FT WIND DIR..NE E E E E E E E E E E E  
20 FT WIND SPD..4 4 5 5 5 5 5 5 5 5 5 4  
20 FT WIND GUST.10 10 10 10 10 10 11 11 11 10 10 8  
MIX HGT (KFT)...0.4 0.5 0.7 0.9 1.2 1.6 2.0 2.6 3.0 3.1 2.3 1.3  
TRANSP WIND DIR.NE E E E E E SE SE SE SE E E  
TRANSP WIND SPD.12 13 14 15 15 14 13 12 12 10 10 10  
VRATE KT-FT/1K..20 20 20 20 20 20 31 31 31 31 31 31  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
1700FT MIX T(F).44 45 45 46 46 45 45 45 46 46 46 45  
 
 
FORECASTER...J.MCGAVOCK  
REQUESTED BY...FORREST BLACKBEAR  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2600662.0/TSA  
.DELDT 01/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL FORREST.BLACKBEAR@BIA.GOV  
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