FNUS73 KMPX 091159
FWSMPX

SPOT FORECAST FOR PIERCE LAKE...USFWS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
659 AM CDT FRI APR 9 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A COLD FRONT MOVING ACROSS THE DAKOTAS WILL BE THE MAIN WEATHER
CONCERN TODAY AS IT MOVES INTO WESTERN MN THIS AFTERNOON. MOISTURE IS
LIMITED WITH THIS FRONT...SO ONLY A SLIGHT INCREASE IN CLOUD COVER IS
EXPECTED THIS AFTERNOON. WITH HIGHS GETTING INTO THE MID 60S...AFTERNOON
HUMIDITIES WILL DROP TO AROUND 30 PERCENT...DESPITE THE MOISTURE RETURN
OUT AHEAD OF THE FRONT. FOR WINDS...THE CALM WINDS EARLY THIS MORNING
WILL QUICKLY GIVE WAY TO SOUTH WINDS. SPEEDS WILL BE INCREASING
DURING THE DAY...WITH SUSTAINED WINDS THIS AFTERNOON AROUND 10 MPH WITH GUSTS
TO AROUND 20 MPH. THE FRONT AND ITS ATTENDANT WIND SHIFT TO THE WNW IS NOT
EXPECTED UNTIL AFTER SUNSET.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
                    TEMPERATURE.........47 AT IGNITION...MAX 64.
                    MIN HUMIDITY........46 PERCENT AT IGNITION...MIN 32 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 8 MPH AT IGNITION...OTHERWISE
                    LIGHT WINDS BECOMING SOUTH 8 TO 13 MPH.
HAINES INDEX........5 OR MODERATE AT IGNITION...MAX 5.
SMOKE DISPERSAL.....POOR TO GOOD (1700-37000) INCREASING TO GOOD TO
                    EXCELLENT (57700-105900) LATE IN THE
                    MORNING...THEN INCREASING TO EXCELLENT
                    (74700-115400) LATE IN THE AFTERNOON DECREASING
                    TO GOOD (36100) LATE IN THE AFTERNOON.
MIXING HEIGHT.......300-1300 FT AGL INCREASING TO 2600-3900 FT AGL
                    LATE IN THE MORNING...THEN INCREASING TO
                    4100-6000 FT AGL IN THE AFTERNOON DECREASING TO
                    2200 FT AGL LATE IN THE AFTERNOON.
MIXING WINDS........SOUTH 9 TO 18 MPH INCREASING TO 20 TO 25 MPH
                    LATE IN THE MORNING.

TIME (CDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
SKY (%).........PCLDY  MCLEAR MCLEAR MCLEAR MCLEAR PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............37     47     57     62     63     62
RH..............58     46     37     33     32     35
20 FT WIND......S 5    S 7    S 9    S 11   S 12   S 9
20 FT WIND GUST.       10     15     20     20     15
HAINES INDEX....5      5      4      4      4      5

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....39.
MAX HUMIDITY........76 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 9 MPH.
SMOKE DISPERSAL.....POOR (3000-3800).
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST 16 TO 20 MPH.

$$
FORECASTER...GRIESINGER
REQUESTED BY...ERIC EARHART
TYPE OF REQUEST...PRESCRIBED
.TAG 20100409.PIERC.01/MPX