FNUS73 KMPX 121021
FWSMPX

SPOT FORECAST FOR SBR BU 12E...FWS, SHERBURNE NWR
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
521 AM CDT TUE MAY 12 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SOUTHERLY WINDS WILL INCREASE TODAY AHEAD OF AN APPROACHING WARM FRONT.
BY THE 10 AM CDT IGNITION TIME...SUSTAINED WINDS WILL BE AROUND 15 MPH.
BY EARLY AFTERNOON...SUSTAINED WINDS AROUND 20 MPH ARE EXPECTED...WITH
GUSTS TO AROUND 30 MPH. RELATIVE HUMIDITIES WILL REMAIN ELEVATED AROUND
OR ABOVE 50 PERCENT...AS MOISTURE AND CLOUDS INCREASE AHEAD OF THE
APPROACHING WEATHER SYSTEM. ALTHOUGH AN ISOLATED SHOWER OR THUNDERSTORM
CANNOT BE RULED OUT THIS MORNING...THE HIGHER PRECIPITATION CHANCES WILL
ARRIVE AFTER 1 PM CDT. THE MOST WIDESPREAD SHOWER AND THUNDERSTORM ACTIVITY
IS EXPECTED AFTER MIDNIGHT TONIGHT UNTIL MID-MORNING WEDNESDAY.


.TODAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF RAIN SHOWERS IN THE
                    MORNING. ISOLATED THUNDERSTORMS THROUGH THE
                    DAY. RAIN SHOWERS LIKELY IN THE AFTERNOON.
                    CHANCE OF RAIN 60 PERCENT.
TEMPERATURE.........60 AT IGNITION...MAX 67.
RH..................60 PERCENT AT IGNITION...MIN 49 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 17 MPH AT IGNITION...OTHERWISE
                    SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO AROUND
                    30 MPH.
HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 5.
SMOKE DISPERSAL.....POOR TO GOOD (2800-44600) INCREASING TO
                    EXCELLENT (230200-234600).
MIXING HEIGHT.......300-2100 FT AGL INCREASING TO 5900-7000 FT AGL.
MIXING WINDS........SOUTH 15 TO 24 MPH INCREASING TO 40 TO 47 MPH.

TIME (CDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
SKY (%).........PCLDY  MCLDY  MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....CHANCE CHANCE CHANCE LIKELY LIKELY LIKELY
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TEMP............54     60     63     66     67     67
RH..............61     60     58     50     49     50
20 FT WIND......S 10   S 15   S 15   S 18   S 17   S 16
20 FT WIND GUST.15     25     25     30     30     30
HAINES INDEX....4      3      3      3      4      3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
                    EVENING. ISOLATED THUNDERSTORMS THROUGH THE
                    NIGHT. RAIN SHOWERS LIKELY AFTER MIDNIGHT.
                    CHANCE OF RAIN 60 PERCENT.
TEMPERATURE.........MIN 54.
RH..................MAX 86 PERCENT.
WIND (20 FT)........SOUTH WINDS 12 TO 17 MPH.
SMOKE DISPERSAL.....EXCELLENT (194500-220000) DECREASING TO GOOD
                    (30900-52600).

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY. SHOWERS AND THUNDERSTORMS LIKELY
                    IN THE MORNING. CHANCE OF RAIN 60 PERCENT.
TEMPERATURE.........MAX 67.
RH..................MIN 35 PERCENT.
WIND (20 FT)........WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 30
                    MPH.
HAINES INDEX........2 TO 4 OR OR VERY LOW TO OR LOW.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (37600-84000) INCREASING TO
                    EXCELLENT (168000-192100).
MIXING HEIGHT.......1400-3300 FT AGL INCREASING TO 6700-8500 FT
                    AGL.
MIXING WINDS........WEST 28 TO 35 MPH.

$$
FORECASTER...SCHMIT
REQUESTED BY...RUSS LANGFORD
TYPE OF REQUEST...PRESCRIBED
.TAG 20090512.SBRBU.01/MPX