FNUS74 KOUN 241633
FWSOUN

SPOT FORECAST FOR BLACK HILL...BIA
NATIONAL WEATHER SERVICE NORMAN OK
1133 AM CDT TUE MAR 24 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
EAST THROUGH SOUTHEAST WINDS ARE LIKELY TOMORROW ACROSS BLAINE
COUNTY...WITH AFTERNOON RH VALUES REMAINING IN THE 40 TO 50
PERCENT RANGE. THE SOUTHERN EXPOSURE OF THE SPOT REQUEST LOCATION
MAY RESULT IN WINDS OCCASIONALLY EXCEEDING 20 MPH. THERE IS A
CHANCE OF RAIN LATE WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING
AS MOISTURE ALOFT RETURNS NORTHWARD. SOUTHEAST WINDS WITH RH
VALUES BETWEEN 40 AND 50 PERCENT ARE EXPECTED AGAIN ON THURSDAY.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....49 AT IGNITION...MAX 58.
MIN HUMIDITY........58 PERCENT AT IGNITION...MIN 49 PERCENT.
20-FOOT WINDS.......WINDS EAST AT 8 MPH AT IGNITION...OTHERWISE
                    SOUTHEAST WINDS 6 TO 9 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
MIXING HEIGHT.......2900 FT AGL AT IGNITION...OTHERWISE 1700-3500
                    FT AGL INCREASING TO 3700-4000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 9 TO 13 MPH.

TIME (CDT)      11 AM  1 PM   3 PM   5 PM   7 PM   9 PM
SKY (%).........MCLDY  MCLDY  MCLDY  MCLDY  PCLDY  PCLDY
WEATHER COV.....       S CHC  S CHC  S CHC  S CHC  S CHC
WEATHER TYPE....NONE   RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TEMP............49     55     57     57     56     50
RH..............58     49     49     51     51     66
20 FT WIND......E 9    E 9    SE 9   SE 9   E 8    E 9
20 FT WIND GUST.15     15     15     15     10     15
MIX HGT (FT)....2900   3500   4000   4000   3200   1100
MIX HGT (M).....880    1070   1220   1220   980    340
TRANSPORT WIND..NE 12  E 9    SE 10  SE 13  SE 13  E 8
TRAN WIND (M/S).NE 5   E 4    SE 4   SE 6   SE 6   E 4

.WEDNESDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
                    CLOUDY (95-100 PERCENT). SLIGHT CHANCE OF
                    THUNDERSTORMS IN THE EVENING. SLIGHT CHANCE OF
                    RAIN SHOWERS THROUGH THE NIGHT.
MIN TEMPERATURE.....MIN 40.
MAX HUMIDITY........MAX 100 PERCENT.
20-FOOT WINDS.......SOUTH WINDS 6 TO 9 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE EVENING.
MIXING HEIGHT.......2200-3200 FT AGL DECREASING TO 300-1100 FT AGL
                    EARLY IN THE EVENING.
TRANSPORT WINDS.....NORTH 5 TO 13 MPH SHIFTING TO THE NORTHEAST
                    AROUND 2 MPH EARLY IN THE MORNING...THEN
                    SHIFTING TO THE NORTHWEST EARLY IN THE MORNING.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).
MAX TEMPERATURE.....MAX 61.
MIN HUMIDITY........MIN 47 PERCENT.
20-FOOT WINDS.......EAST WINDS 6 TO 13 MPH.
MIXING HEIGHT.......300-1600 FT AGL INCREASING TO 4600-5900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 3 TO 10 MPH INCREASING TO AROUND 13
                    MPH LATE IN THE AFTERNOON.

$$
FORECASTER...TAYLOR
REQUESTED BY...JOSH WILLIAMS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090325.BLACK.01/OUN