FNUS73 KMPX 011330
FWSMPX

SPOT FORECAST FOR DAHLGREN...USFWS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
830 AM CDT FRI MAY 1 2009

FORECAST IS BASED ON IGNITION TIME OF 1400 CDT ON MAY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL REMAIN TO THE WEST DURING THE DAY...RESULTING IN PRIMARILY
WEST WINDS WITH A HINT OF A NORTH COMPONENT. WINDS DURING THE DAY WILL VARY
BETWEEN 270 AND 290 DEGREES. SPEEDS WILL START OUT AROUND 10 MPH THIS MORNING...
THOUGH BY THE AFTERNOON THEY WILL BE IN THE 12 TO 16 MPH RANGE WITH GUSTS TO
25 MPH. A WEAK UPPER LEVEL DISTURBANCE CURRENTLY DROPPING DOWN OUT OF CANADA
WILL BRING AN INCREASE IN CLOUD COVER THIS AFTERNOON WITH A SCATTERED TO BROKEN
COVERAGE AT TIMES.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE
                    AFTERNOON. CHANCE OF RAIN 20 PERCENT.
TEMPERATURE.........51 AT IGNITION...MAX 52.
RH..................46 PERCENT AT IGNITION...MIN 43 PERCENT.
WIND (20 FT)........WINDS WEST AT 13 MPH AT IGNITION...OTHERWISE
                    WEST WINDS 12 TO 16 MPH.
HAINES INDEX........5 OR MODERATE AT IGNITION...MAX 5.
SMOKE DISPERSAL.....FAIR (13500-29800) INCREASING TO EXCELLENT
                    (142500-173800).
MIXING HEIGHT.......900-2000 FT AGL INCREASING TO 7700-9500 FT AGL.
MIXING WINDS........WEST 20 TO 28 MPH.

TIME (CDT)      NOON   2 PM   4 PM   6 PM   8 PM   10 PM
SKY (%).........MCLDY  MCLDY  MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....       ISOLTD ISOLTD ISOLTD
WEATHER TYPE....NONE   RNSHWR RNSHWR RNSHWR NONE   NONE
TEMP............48     51     52     51     48     44
RH..............51     46     43     44     49     57
20 FT WIND......W 12   W 12   W 12   W 11   W 8    W 5
20 FT WIND GUST.20     20     20     20     15     10
HAINES INDEX....5      5      5      5      5      5

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
TEMPERATURE.........MIN 35.
RH..................MAX 92 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 12 MPH.
SMOKE DISPERSAL.....EXCELLENT (141700) DECREASING TO POOR
                    (2600-3700).
MIXING HEIGHT.......6800 FT AGL DECREASING TO 300 FT AGL.
MIXING WINDS........WEST 23 TO 28 MPH DECREASING TO 14 TO 20 MPH
                    EARLY IN THE EVENING.

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY.
TEMPERATURE.........MAX 61.
RH..................MIN 32 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 11 TO 16 MPH.
HAINES INDEX........4 TO 5 OR OR LOW TO OR MODERATE.
SMOKE DISPERSAL.....POOR TO GOOD (3500-32900) INCREASING TO GOOD TO
                    EXCELLENT (54200-102500) LATE IN THE
                    MORNING...THEN INCREASING TO EXCELLENT (151900)
                    LATE IN THE MORNING INCREASING TO EXCELLENT
                    (174200-212200) IN THE AFTERNOON DECREASING TO
                    EXCELLENT (137700).
MIXING HEIGHT.......300-1900 FT AGL INCREASING TO 8700-10300 FT
                    AGL.
MIXING WINDS........WEST 18 TO 26 MPH DECREASING TO AROUND 21 MPH
                    LATE IN THE AFTERNOON.

$$
FORECASTER...GRIESINGER
REQUESTED BY...TROY BOSCHEE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090501.DAHLG.01/MPX