FNUS74 KOUN 072026
FWSOUN

SPOT FORECAST FOR RX 13-4...FT SILL FIRE
NATIONAL WEATHER SERVICE NORMAN OK
326 PM CDT TUE MAY 7 2013

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
FIRE WEATHER CONCERNS WILL CONTINUE TO REMAIN LOW THROUGH THE
FORECAST. LOW LEVEL MOISTURE WILL INCREASE OVER THE NEXT COUPLE
OF DAYS. SHOWER AND THUNDERSTORM CHANCES WILL ALSO INCREASE
THROUGH MID WEEK...WITH THE BEST CHANCES WED-LATE THURSDAY.
EXPECT A WEAK WIND SHIFT FROM THE NORTH LATE THURSDAY THROUGH
EARLY FRI MORNING AS A COLD FRONT MOVES INTO THE AREA.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). CHANCE OF SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....MAX 83.
MIN HUMIDITY........MIN 41 PERCENT.
20-FOOT WINDS.......SOUTHWEST WINDS 7 TO 9 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 5600-7400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 7 TO 9 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (7400-35000 KNOT-FT).

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........MCLDY  MCLDY  MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....                     CHANCE CHANCE CHANCE
WEATHER TYPE....NONE   NONE   NONE   RNSHWR RNSHWR RNSHWR
TEMP............62     68     74     79     82     83
RH..............93     78     62     49     44     41
20 FT WIND......S 9    S 9    S 9    SW 8   SW 8   SW 8
20 FT WIND GUST.15     15     15     15     15     15
MIX HGT (FT)....300    1800   2600   3100   5600   7300
MIX HGT (M).....90     550    790    940    1710   2230
TRANSPORT WIND..S 26   S 22   S 17   SW 13  S 9    S 7
TRAN WIND (M/S).S 12   S 10   S 8    SW 6   S 4    S 3
VRATE KTFT/1000.7      16     26     34     35     32

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....MIN 60.
MAX HUMIDITY........MAX 100 PERCENT.
20-FOOT WINDS.......NORTH WINDS AROUND 7 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......4700-6600 FT AGL DECREASING TO LESS THAN 100 FT
                    AGL.
TRANSPORT WINDS.....NORTH AROUND 7 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (0-26600 KNOT-FT).

.FRIDAY...

SMOKE DISPERSAL.....POOR TO GOOD (5200-51300 KNOT-FT) INCREASING TO
                    GOOD TO GOOD (39200-57100 KNOT-FT) IN THE
                    AFTERNOON.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. NORTH
WINDS AROUND 8 MPH.
.SUNDAY...
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
NORTHEAST WINDS AROUND 6 MPH.
.MONDAY...
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 7 MPH.

$$
FORECASTER...CURL
REQUESTED BY...YOUNG
TYPE OF REQUEST...PRESCRIBED
.TAG 20130508.RX134.01/OUN