FNUS73 KBIS 041213
FWSBIS

SPOT FORECAST FOR CHAFER...US FISH AND WILDLIFE
NATIONAL WEATHER SERVICE BISMARCK ND
713 AM CDT MON MAY 4 2009

FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

SOUTH SOUTHEASTERLY SURFACE WINDS WILL INCREASE DURING
THE LATE MORNING HOURS AND INTO THE AFTERNOON AS THE
MORNING INVERSION BREAKS AND THE LOW ATMOSPHERE MIXES
NEAR 10 TO 11 AM CDT. SUSTAINED SURFACE WINDS OF 15 TO
20 MPH WITH GUSTS OF 25 TO 30 MPH ARE FORECAST BY MID DAY.
WINDS WILL DECREASE TEMPORARILY BETWEEN 2 AND 4 PM CDT AS
A SURFACE OCCLUDDED FRONT APPROACHES AND PASSES THROUGH
NORTHWEST NORTH DAKOTA. WINDS WILL TURN SOUTHWEST BEHIND
THE FRONT WITH SUSTAINED WINDS NEAR 15 MPH PRIOR TO SUNSET.
AN LINE OF RAIN SHOWERS WITH ISOLATED THUNDERSTORMS WILL
ALSO OCCUR NEAR THE TIME OF THE PASSAGE OF THE FRONT. RAINFALL
AMOUNTS OF ONE TENTH OF AN INCH ARE POSSIBLE WITH HIGHER
AMOUNTS IN THUNDERSTORMS. SOUTHWEST WINDS NEAR 10 MPH WILL
CONTINUE THROUGH THE OVERNIGHT. MINIMUM RELATIVE VALUES NEAR
45 PERCENT ARE FORECAST THIS AFTERNOON...WITH A RECOVEY TO
90 PERCENT TONIGHT.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
TEMPERATURE.........55 AT IGNITION...MAX 62.
RH..................56 PERCENT AT IGNITION...MIN 45 PERCENT.
WIND (20 FT)........WINDS SOUTH SOUTHEAST AT 15 MPH AT IGNITION
            ...OTHERWISE SOUTH WINDS AROUND 15 MPH
                    INCREASING TO AROUND 20 MPH IN THE AFTERNOON
                    WITH GUSTS OF 25 TO 30 MPH.
HAINES INDEX........5 MODERATE AT IGNITION...MAX 5.
SMOKE DISPERSAL.....EXCELLENT.
LAL.................3.
CWR.................30 PERCENT.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
                    CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                    EVENING...THEN SLIGHT CHANCE OF RAIN SHOWERS
                    AFTER MIDNIGHT.
TEMPERATURE.........MIN 41.
RH..................MAX 90 PERCENT.
WIND (20 FT)........SOUTH WINDS AROUND 15 MPH SHIFTING TO THE
                    SOUTHWEST AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR.
LAL.................3.
CWR.................28 PERCENT.

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........MAX 66.
RH..................MIN 28 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 15 MPH INCREASING TO AROUND
                    20 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
SMOKE DISPERSAL.....EXCELLENT.
LAL.................1.
CWR.................0 PERCENT.

$$
FORECASTER...PJA
REQUESTED BY...DOUG DOWNS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090504.CHAFE.01/BIS