530
FNUS74 KOUN 051434
FWSOUN
SPOT FORECAST FOR RX 20-15...FORT SILL
NATIONAL WEATHER SERVICE NORMAN OK
834 AM CST THU DEC 5 2019
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON DECEMBER 05.
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
SOUTHERLY WINDS WILL GRADUALLY VEER TO THE SOUTH-SOUTHWEST LATE
MORNING. WINDS WILL RETURN TOWARD THE SOUTH BY VERY LATE
AFTERNOON. A COLD FRONT/NORTHERLY WIND SHIFT IS EXPECTED TO MOVE
THROUGH EARLY TO MID EVENING (BETWEEN APPROXIMATELY 7 AND 9 PM)
TODAY. THERE IS A VERY LOW CHANCE (LESS THAN 15%) OF LIGHT SHOWERS
THIS EVENING.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........53 AT IGNITION...MAX 69.
RH..................61 PERCENT AT IGNITION...MIN 42 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 7 MPH AT
IGNITION...OTHERWISE SOUTHWEST WINDS 6 TO 10
MPH.
MIXING HEIGHT.......800 FT AGL AT IGNITION...OTHERWISE 3300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 13 TO 21 MPH.
SMOKE DISPERSAL.....FAIR /25900 KNOT-FT/ AT IGNITION. MAX...GOOD
/30200 KNOT-FT/.
TIME (CST) 10 AM NOON 2 PM 4 PM
SKY (%).........11 9 9 15
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
TEMP............53 62 67 68
RH..............61 48 43 43
20 FT WIND DIR..SW SW SW SW
20 FT WIND SPD..8 9 9 9
20 FT WIND GUST.10 13 13 13
MIX HGT (FT)....800 1800 3200 2400
TRANSPORT WIND..S 17 SW 20 SW 21 SW 16
VRATE KTFT/1000.26 30 22 9
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
TEMPERATURE.........MIN 40.
RH..................MAX 76 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH SHIFTING TO THE NORTH 8
TO 17 MPH WITH GUSTS TO AROUND 22 MPH IN THE
LATE EVENING AND OVERNIGHT, THEN INCREASING TO
17 TO 18 MPH WITH GUSTS TO AROUND 23 MPH
OVERNIGHT.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 15 MPH SHIFTING TO THE NORTH 18 TO 23
MPH LATE IN THE EVENING, THEN INCREASING TO 28
TO 33 MPH OVERNIGHT.
SMOKE DISPERSAL.....FAIR (19000 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (0 KNOT-FT) LATE IN THE
NIGHT.
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........30 30 22 13 13 5
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............61 57 54 52 49 46
RH..............53 59 61 66 68 68
20 FT WIND DIR..S S NW N N N
20 FT WIND SPD..6 5 12 16 18 17
20 FT WIND GUST.8 7 14 20 23 22
MIX HGT (FT)....100 BLW100 100 300 400 600
TRANSPORT WIND..S 9 SW 9 W 15 N 23 N 31 N 33
VRATE KTFT/1000.0 0 2 6 10 16
FRIDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
TEMPERATURE.........MAX 52.
RH..................MIN 52 PERCENT.
WIND (20 FT)........NORTH WINDS 10 TO 18 MPH WITH GUSTS TO AROUND
23 MPH DECREASING TO AROUND 7 MPH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......2400 FT AGL.
TRANSPORT WINDS.....NORTH 22 TO 31 MPH DECREASING TO 12 TO 20 MPH
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (6600 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (36400 KNOT-FT) IN THE
AFTERNOON.
TIME (CST) 6 AM 9 AM NOON 3 PM
SKY (%).........6 32 22 10
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
TEMP............44 43 49 52
RH..............70 73 58 52
20 FT WIND DIR..N N N N
20 FT WIND SPD..17 18 16 13
20 FT WIND GUST.22 23 20 16
MIX HGT (FT)....800 1300 1900 2300
TRANSPORT WIND..N 31 N 29 N 22 N 16
VRATE KTFT/1000.22 33 36 20
FORECASTER...MAHALE
REQUESTED BY...JAY YOUNG
TYPE OF REQUEST...PRESCRIBED
.TAG 1919744.0/OUN
.DELDT 12/05/19
.FORMATTERVERSION 1.0.26
.EMAIL JAY.A.YOUNG24.CIV@MAIL.MIL
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