FNUS73 KBIS 271308
FWSBIS

SPOT FORECAST FOR NORTH HB...USFWS
NATIONAL WEATHER SERVICE BISMARCK ND
808 AM CDT TUE APR 27 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

SURFACE HIGH PRESSURE OVER WESTERN NORTH DAKOTA WILL GRADUALLY
SLIDE EASTWARD TODAY. CALM WINDS WILL BECOME SOUTHEASTERLY AT
5 MPH BY IGNITION AND INCREASE TO 15 MPH BY LATE
AFTERNOON. WINDS WILL THEN BEGIN TO INCREASE EARLY WEDNESDAY IN
ADVANCE OF A RAPIDLY DEEPENING SURFACE LOW PRESSURE SYSTEM OVER
MONTANA. GUSTS TO 40 MPH ARE POSSIBLE BY WEDNESDAY AFTERNOON.
LOW-LEVEL MOISTURE FROM RAIN/SNOW MONDAY SHOULD HELP TO KEEP
RELATIVE HUMIDITIES ABOVE 30 PERCENT TODAY.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
                    TEMPERATURE.........47 AT IGNITION...MAX 62.
                    MIN HUMIDITY........56 PERCENT AT IGNITION...MIN 31 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 5 MPH AT IGNITION...
                    THEN INCREASING TO
                    AROUND 15 MPH LATE IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW AT IGNITION...MAX 3.
SMOKE DISPERSAL.....VERY GOOD.
CWR.................0 PERCENT.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....40.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH.
SMOKE DISPERSAL.....POOR.
CWR.................0 PERCENT.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....65.
MIN HUMIDITY........41 PERCENT.
WIND (20 FT)........WINDY. SOUTHEAST WINDS AROUND 20 MPH INCREASING
                    TO AROUND 25 MPH LATE IN THE MORNING...THEN
                    INCREASING TO AROUND 30 MPH EARLY IN THE
                    AFTERNOON.
HAINES INDEX........3 VERY LOW.
SMOKE DISPERSAL.....EXCELLENT.
CWR.................11 PERCENT.

$$
FORECASTER...SCHECK
REQUESTED BY...DOUG DOWNS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100427.NORTH.01/BIS