830
FNUS74 KOUN 181623
FWSOUN
SPOT FORECAST FOR MISSION RXB...BIA EASTERN OKLAHOMA REGION
NATIONAL WEATHER SERVICE NORMAN OK
1123 AM CDT THU JUN 18 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON JUNE 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (405) 325-3816 IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
THERE IS A GREATER THAN 50% CHANCE OF RAIN IN THE HOURS PRECEDING THE
PROPOSED BURN TIME, AND 40% CHANCE OF WETTING RAINS (GREATER THAN 0.25 INCH).
SHOWER AND THUNDERSTORM CHANCES WILL DIMINISH GRADUALLY THROUGHOUT THE DAY
FRIDAY, WITH NEAR SEASONALLY NORMAL TEMPERATURES IN THE MID 80S AND LIGHT
WINDS PREDOMINANTLY FROM AN EAST OR SOUTHEASTERLY DIRECTION. DAYTIME
HUMIDITIES WILL REMAIN AT OR ABOVE 60%...WITH EXCELLENT OVERNIGHT RECOVERIES.
JUNETEENTH
SKY/WEATHER.........CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN THE
AFTERNOON. CHANCE OF SHOWERS LATE IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS THROUGH
THE DAY. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........61 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 7 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......3900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 14 TO 15 MPH SHIFTING TO THE SOUTH 12
TO 14 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR TO GOOD (16700-46700 KNOT-FT).
TIME (CDT) 10 AM NOON 2 PM 4 PM
SKY (%).........93 89 72 68
WEATHER COV.....CHANCE CHANCE S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........S CHC S CHC S CHC S CHC
TEMP............74 79 82 84
RH..............82 74 69 65
20 FT WIND DIR..E E SE SE
20 FT WIND SPD..7 7 7 7
20 FT WIND GUST.13 13 13 13
MIX HGT (FT)....1400 2400 3900 3300
TRANSPORT WIND..E 14 SE 15 S 14 SE 13
VRATE KTFT/1000.17 31 47 36
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND
THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 71.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS IN THE LATE EVENING AND
OVERNIGHT.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 9 TO 15 MPH DECREASING TO 9 TO 12 MPH
IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR TO GOOD (500-41100 KNOT-FT).
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........79 79 60 57 61 70
WEATHER COV.....S CHC CHANCE CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........S CHC S CHC CHANCE CHANCE S CHC S CHC
TEMP............86 83 78 76 74 73
RH..............61 70 82 85 90 93
20 FT WIND DIR..SE SE SE SE SE SE
20 FT WIND SPD..7 6 6 5 5 6
20 FT WIND GUST.13 10 9 7 7 9
MIX HGT (FT)....3200 500 400 400 500 500
TRANSPORT WIND..S 15 SE 10 E 9 SE 9 SE 10 SE 12
VRATE KTFT/1000.41 4 4 4 4 5
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING.
MAX TEMPERATURE.....AROUND 88.
MIN HUMIDITY........59 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6 TO 9 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE
MORNING.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 15 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (3100-38600 KNOT-FT).
TIME (CDT) 6 AM 9 AM NOON 3 PM
SKY (%).........79 79 64 43
WEATHER COV.....CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE
TSTM COV........S CHC S CHC S CHC
TEMP............72 75 80 85
RH..............97 90 77 67
20 FT WIND DIR..SE SE S SE
20 FT WIND SPD..6 6 6 7
20 FT WIND GUST.9 9 10 13
MIX HGT (FT)....400 1200 2400 3000
TRANSPORT WIND..SE 9 S 10 S 13 S 14
VRATE KTFT/1000.3 10 27 37
FORECASTER...LINDLEY
REQUESTED BY...JOSH WILLIAMS
TYPE OF REQUEST...PRESCRIBED
.TAG 2615769.0/OUN
.DELDT 06/18/26
.FORMATTERVERSION 2.0.0
.EMAIL JOSHUAD.WILLIAMS@BIA.GOV,ANDREW.CARR@BIA.GOV,TJ_LOWDER@FWS.GOV
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