427  
FNUS74 KOUN 061431  
FWSOUN  
 
SPOT FORECAST FOR ANNIE JONES RX...BIA EASTERN OKLAHOMA REGION  
NATIONAL WEATHER SERVICE NORMAN OK  
931 AM CDT THU MAY 6 2021  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 06.  
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
 
 
CLOUDS WILL CONTINUE TO DECREASE THROUGH THE MORNING. OTHERWISE, A NORTHWEST TO NORTH WIND  
IS EXPECTED THROUGH THE DAY.  
 
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT) THEN BECOMING  
SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........NORTHWEST 5 TO 10 MPH IN THE MORNING, THEN SHIFTING TO THE NORTH AROUND  
10 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......6400 FT AGL.  
TRANSPORT WINDS.....WEST 3 TO 10 MPH SHIFTING TO THE NORTH AROUND 7  
MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (800 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (55500 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 11 AM 1 PM 3 PM 5 PM  
SKY (%).........15 6 6 10  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............70 75 76 76  
RH..............55 45 42 39  
20 FT WIND DIR..NW N N N  
20 FT WIND SPD..8 9 9 9  
20 FT WIND GUST.10 12 12 10  
MIX HGT (FT)....2400 4800 6300 5600  
TRANSPORT WIND..NW 13 NW 16 N 16 N 7  
VRATE KTFT/1000.52 54 43 27  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........80 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE EAST  
AROUND 5 MPH OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 6 MPH SHIFTING TO THE EAST 10 TO  
12 MPH IN THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....FAIR (19700 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (3500 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........10 6 4 4 7 13  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............74 68 61 57 55 52  
RH..............41 51 62 69 72 77  
20 FT WIND DIR..NE NE NE E E E  
20 FT WIND SPD..8 6 5 5 5 5  
20 FT WIND GUST.10 6 6 6 6  
MIX HGT (FT)....3900 1200 400 400 400 400  
TRANSPORT WIND..N 6 NE 6 E 10 E 10 E 10 E 10  
VRATE KTFT/1000.20 12 6 4 4 4  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........EAST WINDS 5 TO 12 MPH SHIFTING TO THE SOUTH 6  
TO 13 MPH EARLY IN THE MORNING.  
MIXING HEIGHT.......4400 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 15 MPH INCREASING TO 16 TO 24 MPH  
LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (3300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (39700 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........13 42 42 51  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............51 60 70 77  
RH..............77 63 51 45  
20 FT WIND DIR..E SE S S  
20 FT WIND SPD..5 7 10 13  
20 FT WIND GUST.6 10 13 16  
MIX HGT (FT)....400 1300 2500 4300  
TRANSPORT WIND..SE 10 SE 13 S 17 S 23  
VRATE KTFT/1000.3 24 37 39  
 

 
FORECASTER...THOREN  
REQUESTED BY...JOSH WILLIAMS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2111780.0/OUN  
.DELDT 05/06/21  
.FORMATTERVERSION 1.0.26  
.EMAIL JOSHUAD.WILLIAMS@BIA.GOV  
 
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