FNUS73 KMPX 281313
FWSMPX

SPOT FORECAST FOR LOST VALLET SNA...MN DNR
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
813 AM CDT WED APR 28 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LARGE AREA OF LOW PRESSURE IS EXPECTED TO DEVELOP ACROSS
THE PLAINS TODAY AND CAUSE SOUTHEAST WINDS TO INCREASE
BY AFTERNOON...AND CONTINUE THROUGH THURSDAY BEFORE A FRONTAL
BOUNDARY MOVES CLOSER TO THE AREA...AND THE PRESSURE GRADIENT LESSENS.
LOW HUMIDITY VALUES WILL LIKELY ACCOMPANY THE SOUTHEAST WINDS
AND CREATE DANGEROUS FIRE WEATHER CONDITIONS. INCREASING MOISTURE
BY LATER TONIGHT...AND INTO THURSDAY WILL SLOWLY MODIFY HUMIDITY
LEVELS...ALONG WITH A CHANCE OF PRECIPITATION.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
                    TEMPERATURE.........51 AT IGNITION...MAX 67.
                    MIN HUMIDITY........36 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 7 MPH AT
                    IGNITION...OTHERWISE SOUTHEAST WINDS 10 TO 15
                    MPH.
HAINES INDEX........5 OR MODERATE AT IGNITION...MAX 5.
SMOKE DISPERSAL.....POOR TO GOOD (2200-48300) INCREASING TO
                    EXCELLENT (67300-114200) IN THE AFTERNOON.
MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 5600-7500 FT AGL.
MIXING WINDS........SOUTH 12 TO 21 MPH INCREASING TO AROUND 23 MPH
                    LATE IN THE AFTERNOON.

TIME (CDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
SKY (%).........CLEAR  MCLEAR MCLEAR MCLEAR PCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............42     51     59     64     67     66
RH..............51     36     27     24     24     27
20 FT WIND......SE 5   SE 6   SE 9   S 11   SE 12  SE 14
20 FT WIND GUST.       10     15     20     20     25
HAINES INDEX....5      5      5      5      4      4

.TONIGHT...

MIN TEMPERATURE.....51.
MAX HUMIDITY........68 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 11 TO 16 MPH WITH GUSTS TO
                    AROUND 25 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF PRECIPITATION 20
                    PERCENT.
MIN HUMIDITY........43 PERCENT.
WIND (20 FT)........SOUTH WINDS 17 TO 22 MPH.

$$
FORECASTER...WFO MPX
REQUESTED BY...RUSS SMITH
TYPE OF REQUEST...PRESCRIBED
.TAG 20100428.LOSTV.01/MPX