FNUS73 KBIS 291612
FWSBIS

SPOT FORECAST FOR HB-36...USFWS
NATIONAL WEATHER SERVICE BISMARCK ND
1112 AM CDT TUE SEP 29 2009

FORECAST IS BASED ON IGNITION TIME OF 1330 CDT ON SEPTEMBER 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

LOW PRESSURE ACROSS CENTRAL MONTANA WILL LEAD TO STRONG
SOUTHEAST WINDS ACROSS NORTHERN NORTH DAKOTA TODAY. A
SOUTHEAST WIND BASED UPON THE TOPOGRAPHIC MAP OF THE BURN AREA
WILL ALLOW THE WIND TO FUNNEL UP THE SHALLOW SLOUGH WHERE THE
BURN IS LOCATED. WINDS WILL INCREASE THROUGH THE AFTERNOON TO
BECOME SUSTAINED FROM THE SOUTHEAST AT 20 TO 25 MPH WITH GUSTS
OF 30 TO 35 MPH. LOW LEVEL MIXING WILL ALLOW AFTERNOON RELATIVE
HUMIDITY VALUES TO FALL INTO THE 25 TO 30 PERCENT RANGE WITH SUNNY
TO PARTLY CLOUDY SKIES. SOUTHEAST WINDS OF 15 TO 20 MPH WITH GUSTS
TO 25 MPH WILL CONTINUE AFTER SUNSET AND THROUGH THE NIGHT ACROSS
NORTHERN NORTH DAKOTA. SOUTHEAST WINDS WILL CONTINUE WEDNESDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. WINDY.
TEMPERATURE.........62 AT IGNITION...MAX 65.
RH..................38 PERCENT AT IGNITION...MIN 30 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 25 MPH AT
                    IGNITION...OTHERWISE WINDY. SOUTHEAST WINDS
                    AROUND 10 MPH INCREASING TO 20 TO 25 MPH
                    WITH GUSTS OF 30 TO 35 MPH.
HAINES INDEX........3 VERY LOW AT IGNITION...MAX 3.
SMOKE DISPERSAL.....EXCELLENT.
LAL.................1.
CWR.................0 PERCENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MIN 40.
RH..................MAX 70 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 20 MPH BECOMING EAST
                    LATE IN THE EVENING...THEN BECOMING 15 TO 20
                    MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....FAIR.
LAL.................1.
CWR.................0 PERCENT.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
                    AFTERNOON.
TEMPERATURE.........MAX 66.
RH..................MIN 32 PERCENT.
WIND (20 FT)........BREEZY. EAST WINDS 15 TO 20 MPH INCREASING TO
                    SOUTHEAST AROUND 25 MPH EARLY IN THE
                    AFTERNOON...THEN BECOMING EAST AROUND 15 MPH
                    LATE IN THE AFTERNOON.
HAINES INDEX........2 VERY LOW.
SMOKE DISPERSAL.....EXCELLENT.
LAL.................1.
CWR.................0 PERCENT.

$$
FORECASTER...PJA
REQUESTED BY...COLLEEN GRAUE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090929.HB36_.01/BIS