FNUS73 KARX 221220
FWSARX

SPOT FORECAST FOR PR27...US FISH AND WILDLIFE SERVICE
NATIONAL WEATHER SERVICE LA CROSSE WI
720 AM CDT WED APR 22 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE IN LA CROSSE.

.DISCUSSION...HIGH PRESSURE EXTENDING FROM MANITOBA SOUTH INTO
SOUTH DAKOTA THIS MORNING WILL SHIFT EAST AND BE OVER THE AREA BY
LATE AFTERNOON. WINDS ARE EXPECTED TO REMAIN NORTHWEST UNTIL THE
HIGH IS DIRECTLY OVER THE AREA. SPEEDS WILL INCREASE TO 10 TO 15
MPH BY MID MORNING AND THEN DROP BELOW 10 MPH LATE THIS AFTERNOON.
MINIMUM RELATIVE HUMIDITIES THIS AFTERNOON WILL BOTTOM OUT IN THE
20 TO 30 PERCENT RANGE. THE HIGH WILL MOVE EAST OF THE REGION
TONIGHT ALLOWING MOISTURE TO BEGIN RETURNING TO THE UPPER MIDWEST.
A FEW SHOWERS AND THUNDERSTORMS MAY DEVELOP LATE TONIGHT IN THIS
RETURNING MOISTURE AND CONTINUE INTO THURSDAY MORNING. WARMER AIR
WILL SPREAD OVER THE AREA THURSDAY AHEAD OF AN APPROACHING COLD
FRONT. TEMPERATURES THURSDAY ARE EXPECTED TO TOP IN LOWER 70S WITH
MINIMUM RELATIVE HUMIDITIES OF 35 TO 40 PERCENT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........45 AT IGNITION...MAX 58.
RH..................48 PERCENT AT IGNITION...MIN 28.
WIND (20 FT)........WINDS NORTHWEST AT 12 MPH AT
                    IGNITION...OTHERWISE NORTHWEST WINDS 7 TO 12
                    MPH.
CWR.................NONE.
HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 5.
SMOKE DISPERSAL.....GOOD /51600 KNOT-FT/ AT IGNITION.
                    MAX...EXCELLENT /126100 KNOT-FT/.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
                    SLIGHT CHANCE OF RAIN SHOWERS AND ISOLATED
                    THUNDERSTORMS EARLY IN THE MORNING. CHANCE OF
                    PRECIPITATION 20 PERCENT.
TEMPERATURE.........MIN 35.
RH..................MAX 92 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
                    LATE IN THE EVENING...THEN INCREASING TO 5 TO 9
                    MPH AFTER MIDNIGHT.
CWR.................NONE.
HAINES INDEX........MAX 5.
SMOKE DISPERSAL.....MIN...POOR /3000 KNOT-FT/.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF PRECIPITATION 20
                    PERCENT.
TEMPERATURE.........MAX 72.
RH..................MIN 38 PERCENT.
WIND (20 FT)........SOUTH WINDS 14 TO 19 MPH WITH GUSTS TO AROUND
                    30 MPH.
CWR.................10 PERCENT.
HAINES INDEX........MAX 4.
SMOKE DISPERSAL.....MAX...EXCELLENT /82200 KNOT-FT/.

$$
FORECASTER...04
REQUESTED BY...TATE FISCHER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090422.PR27_.01/ARX