FNUS73 KFGF 231223
FWSFGF

SPOT FORECAST FOR WALLACE UNIT 3...USFWS
NATIONAL WEATHER SERVICE GRAND FORKS ND
723 AM CDT WED SEP 23 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON SEPTEMBER 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

EXPECT A WARM DAY WITH SUNNY SKIES AND VERY LIGHT SOUTHWEST
WINDS AS HIGH PRESSURE INFLUENCES THE REGION. RELATIVE HUMIDITY
IS ANTICIPATED TO REACH A MINIMUM NEAR 30 TO 35 PERCENT BY MID
AFTERNOON. SMOKE DISPERSION LOOKS POOR DUE TO THE LACK OF
SIGNIFICANT WIND FLOW.

THURSDAY LOOKS SIMILAR BUT WITH SLIGHTLY WARMER TEMPERATURES
AND SLIGHTLY GREATER SOUTH WINDS.

.TODAY...

SKY/WEATHER.........SUNNY. PATCHY FOG EARLY IN THE MORNING.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......300-1400 FT AGL INCREASING TO 3600-5000 FT AGL.
MIXING WINDS........SOUTHWEST 2 TO 5 MPH SHIFTING TO THE NORTH
                    AROUND 6 MPH EARLY IN THE AFTERNOON.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........16  17  18  18  17  17  15  14  13
WEATHER COV.....
WEATHER TYPE....
TEMP............54  60  66  70  73  76  77  77  76
RH..............73  60  47  39  37  34  32  33  35
20 FT WIND DIR..W   SW  SW  S   S   SW  SW  SW  SW
20 FT WIND SPD..2   2   2   4   4   3   3   3   3
20 FT WIND GUST.5   5   5   5   5   5   5   5   5

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....46-51.
MAX HUMIDITY........81-86 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST UP TO 5 MPH LATE
                    IN THE EVENING...THEN BECOMING LIGHT EARLY IN
                    THE MORNING.
MIXING HEIGHT.......1100-2800 FT AGL DECREASING TO 300 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
MIXING WINDS........NORTHWEST AROUND 6 MPH SHIFTING TO THE
                    SOUTHWEST 5 TO 6 MPH EARLY IN THE EVENING.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........13     15     18     21     22     22
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............73     63     58     55     53     50
RH..............36     48     63     75     79     83
20 FT WIND......SW 3   SW 4   SW 4   SW 5   SW 5   SW 4
20 FT WIND GUST.5      5      5      10            5

$$
FORECASTER...GROCHOCINSKI
REQUESTED BY...JASON LURA
TYPE OF REQUEST...PRESCRIBED
.TAG 20090923.WALLA.03/FGF