FNUS74 KOUN 191041
FWSOUN

SPOT FORECAST FOR CEMENT FIRE...BIA
NATIONAL WEATHER SERVICE NORMAN OK
541 AM CDT TUE APR 19 2011

FORECAST IS BASED ON REQUEST TIME OF 0441 CDT ON APRIL 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
STRONG COLD FRONT AND ASSOCIATED WIND SHIFT WILL BE A MAJOR
CONCERN THIS MORNING. CURRENTLY LOOKING AT WINDS GRADUALLY
INCREASING AND TURNING TO SW THROUGH MID-MORNING.
DEWPOINT/HUMIDITY FALLING RAPIDLY AFTER DAYBREAK BEHIND DRYLINE.
THEN SHARP WIND SHIFT TO NW OCCURRING YOUR AREA BETWEEN 9AM AND
10AM. NW WINDS WILL REMAIN STRONG THEREAFTER... BUT GOOD NEWS IS
THAT RELATIVE HUMIDITY WILL COME BACK UP BEHIND THE FRONT.
REMAIN ALERT FOR SHIFTING WINDS THIS MORNING!!

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........15 PERCENT.
20-FOOT WINDS.......NORTH WINDS 13 TO 18 MPH. GUSTS UP TO 30 MPH
                    LATE IN THE AFTERNOON.
MIXING HEIGHT.......1500-2500 FT AGL INCREASING TO 3500-5400 FT AGL
                    EARLY IN THE MORNING.
TRANSPORT WINDS.....NORTH 16 TO 22 MPH.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........PC  PC  PC  PC  PC  PC  PC  PC  PC  PC  PC  PC
WEATHER COV.....
WEATHER TYPE....
TEMP............66  67  68  69  71  72  73  73  73  74  72  70
RH..............15  20  28  37  38  38  40  40  41  40  41  44
20 FT WIND DIR..S   SW  W   W   NW  NW  NW  NW  N   N   N   N
20 FT WIND SPD..16  15  15  15  15  16  16  18  17  15  13  13
20 FT WIND GUST.25  25  25  25  25  25  25  20  20  25  25  30
MIX HGT (KFT)...1.5 2.5 3.5 4.2 4.8 5.2 5.4 5.3 5.2 5.0 5.1 5.3
MIX HGT (KM)....0.5 0.8 1.1 1.3 1.5 1.6 1.6 1.6 1.6 1.5 1.6 1.6
TRANSP WIND DIR.S   SW  SW  W   W   NW  NW  N   N   N   N   N
TRANSP WIND SPD.16  16  16  16  18  21  22  22  22  21  21  21
TRANS SPD (M/S).7   7   7   7   8   9   10  10  10  9   9   9

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (45-55 PERCENT).
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........80 PERCENT.
20-FOOT WINDS.......NORTH WINDS 7 TO 16 MPH. GUSTS UP TO 30 MPH.
MIXING HEIGHT.......4500-5800 FT AGL DECREASING TO 200-1200 FT AGL.
TRANSPORT WINDS.....NORTHEAST 16 TO 21 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........36 PERCENT.
20-FOOT WINDS.......NORTHEAST WINDS 9 TO 15 MPH. GUSTS UP TO 25 MPH
                    EARLY IN THE MORNING.
MIXING HEIGHT.......1100-3000 FT AGL INCREASING TO 3400-4000 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 15 TO 18 MPH.

$$
FORECASTER...BRANICK
REQUESTED BY...BIA FIRE
TYPE OF REQUEST...WILDFIRE
.TAG 20110419.CEMEN.01/OUN