FNUS74 KOUN 290919
FWSOUN

SPOT FORECAST FOR TIMBER HILL FIRE...USFWS
NATIONAL WEATHER SERVICE NORMAN OK
419 AM CDT THU SEP 29 2011

FORECAST IS BASED ON REQUEST TIME OF 0325 CDT ON SEPTEMBER 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WINDS WILL BE LIGHT THROUGH THE MORNING AT THE WILDFIRE
LOCATION... WITH MODERATE HUMIDITY. A STRONG COLD FRONT IS
FORECAST TO ARRIVE EARLY THIS AFTERNOON... APPROXIMATELY BETWEEN
NOON AND 1 PM. THE FRONT WILL BRING NORTHEAST WINDS GUSTING TO
AROUND 30-35 MPH. THIS WILL OCCUR JUST AS HUMIDITY FALLS INTO THE
20 TO 30 PERCENT RANGE. TEMPERATURES WILL STAY NEARLY CONSTANT OR
RISE VERY SLOWLY ONCE THE FRONT PASSES... AND THE AIR BEHIND THE
FRONT IS EXPECTED TO BE VERY DRY. RH WILL BEGIN INCREASING AGAIN
AFTER 7 PM... WITH GUSTY NORTHEAST WINDS EXPECTED TO CONTINUE FOR
MUCH OF THE NIGHT.

THOUGH TEMPERATURES WILL BE QUITE A BIT COOLER ON FRIDAY...
THE DRY AIR BEHIND THE FRONT WILL ALLOW AFTERNOON RH TO FALL TO
AROUND 15 PERCENT.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 90.
MIN HUMIDITY........25 PERCENT.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 13 MPH INCREASING TO 16 TO
                    22 MPH WITH GUSTS TO AROUND 35 MPH IN THE
                    AFTERNOON.
MIXING HEIGHT.......200-1500 FT AGL INCREASING TO 5400-6900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 2 TO 5 MPH SHIFTING TO THE NORTHEAST
                    6 TO 15 MPH LATE IN THE MORNING...THEN
                    INCREASING TO 20 TO 25 MPH LATE IN THE
                    AFTERNOON.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............70     75     80     85     88     87
RH..............47     43     38     32     27     27
20 FT WIND......NE 5   NE 6   NE 9   NE 16  NE 20  NE 22
20 FT WIND GUST.       10     15     25     30     35
MIX HGT (FT)....200    3200   5400   6200   6900   6900
MIX HGT (M).....60     980    1650   1890   2100   2100
TRANSPORT WIND..SW 2   S 3    SE 5   NE 7   NE 12  NE 20
TRAN WIND (M/S).SW 1   S 1    SE 2   NE 3   NE 5   NE 9

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........52 PERCENT.
20-FOOT WINDS.......NORTHEAST WINDS 12 TO 21 MPH WITH GUSTS TO
                    AROUND 30 MPH SHIFTING TO THE NORTH AROUND 10
                    MPH EARLY IN THE MORNING.
MIXING HEIGHT.......4900-5900 FT AGL DECREASING TO 200-1700 FT AGL.
TRANSPORT WINDS.....NORTHEAST 21 TO 30 MPH DECREASING TO 13 TO 20
                    MPH EARLY IN THE MORNING.

.FRIDAY...

SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........17 PERCENT.
20-FOOT WINDS.......NORTHEAST WINDS 9 TO 13 MPH.
MIXING HEIGHT.......400-2200 FT AGL INCREASING TO 5200-6000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 12 TO 20 MPH.

$$
FORECASTER...TAYLOR
REQUESTED BY...BAKER
TYPE OF REQUEST...WILDFIRE
.TAG 20110929.TIMBE.01/OUN