747  
FNUS74 KTSA 080655  
FWSTSA  
 
SPOT FORECAST FOR PRESSON-OGLESBY RX...THE NATURE CONSERVANCY  
NATIONAL WEATHER SERVICE TULSA OK  
155 AM CDT THU OCT 8 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON OCTOBER 08.  
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 LIGHT AND VARIABLE WIND BETWEEN NORTH AND EAST WILL BECOME  
PREDOMINANTLY EAST BY MIDDAY AND CONTINUE THROUGH THE AFTERNOON  
BETWEEN 5 AND 10 MPH. EXPECT SUNNY SKIES AND A MINIMUM RELATIVE  
HUMIDITY AROUND 35 PERCENT.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 91.  
MIN HUMIDITY........34 PERCENT.  
DEWPOINT............59.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......5000 FT AGL.  
TRANSPORT WINDS.....EAST 3 TO 7 MPH.  
SMOKE DISPERSAL.....FAIR (19016 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (30163 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....3.  
1700FT AVG MIX T(F).88.  
 
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........1 1 1 2 3 4 1 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............73 80 85 89 90 90 91 89  
DEWPOINT........59 59 60 60 60 59 59 58  
RH..............62 49 43 38 37 35 34 35  
20 FT WIND DIR..N E E E E E E E  
20 FT WIND SPD..0 1 3 3 4 5 5 5  
20 FT WIND GUST.2 4 6 7 7 8 10 8  
MIX HGT (KFT)...0.6 1.5 3.1 4.5 4.8 4.9 5.0 4.7  
TRANSP WIND DIR.NE E E E E E E E  
TRANSP WIND SPD.3 6 7 7 6 7 6 7  
VRATE KT-FT/1K..19 19 19 30 30 30 30 30  
VENTRATE CAT....PR PR PR PR PR PR PR PR  
1700FT MIX T(F).85 86 88 89 90 90 91 91  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....AROUND 59.  
MAX HUMIDITY........96 PERCENT.  
DEWPOINT............59.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST 7 TO 8 MPH.  
SMOKE DISPERSAL.....GOOD (30163 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2622 KNOT-FT) LATE IN THE  
NIGHT.  
STABILITY CLASS.....5.  
1700FT AVG MIX T(F).88.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........2 2 1 3 3 5 2 3 3 2 2 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............86 80 76 73 71 69 68 65 64 63 62 61  
DEWPOINT........58 58 59 59 60 61 60 60 60 59 59 58  
RH..............39 47 56 62 68 76 76 84 87 87 90 90  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..5 4 4 3 3 3 3 3 3 3 3 3  
20 FT WIND GUST.8 7 7 6 6 6 6 6 6 6 6 6  
MIX HGT (KFT)...1.0 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.E E E E E E E E E E E E  
TRANSP WIND SPD.7 8 8 8 8 8 8 8 7 7 7 7  
VRATE KT-FT/1K..30 3 3 3 3 3 3 3 3 3 3 3  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
1700FT MIX T(F).90 90 89 89 89 88 88 87 87 87 87 86  
   
FRIDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 91.  
MIN HUMIDITY........32 PERCENT.  
DEWPOINT............58.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......6000 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 10 MPH BECOMING 8 TO 9 MPH LATE  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (2622 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (49180 KNOT-FT) IN THE  
AFTERNOON.  
STABILITY CLASS.....4.  
1700FT AVG MIX T(F).87.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 2 0 0 1 3 7 9 11 11 17 8  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............60 59 61 67 74 80 85 89 90 91 91 90  
DEWPOINT........58 58 58 60 60 59 59 58 57 57 57 57  
RH..............93 96 90 78 62 49 41 35 33 32 32 33  
20 FT WIND DIR..E E E E E E E SE SE E E E  
20 FT WIND SPD..3 3 4 3 4 4 4 5 5 6 6 6  
20 FT WIND GUST.6 6 6 6 6 7 8 8 10 10 10 10  
MIX HGT (KFT)...0.4 0.4 0.4 0.7 1.1 2.0 3.5 4.7 5.7 6.0 5.6 5.0  
TRANSP WIND DIR.E E E E SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.8 7 7 8 8 9 9 10 8 9 9 9  
VRATE KT-FT/1K..3 28 28 28 28 28 28 49 49 49 49 49  
VENTRATE CAT....PR PR PR PR PR PR PR FR FR FR FR FR  
1700FT MIX T(F).86 85 85 84 84 86 87 89 90 91 91 90  
 
 
FORECASTER...LACY  
REQUESTED BY...MAIA LARSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2623370.0/TSA  
.DELDT 10/08/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MAIA.LARSON@TNC.ORG  
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