FNUS73 KFGF 031834
FWSFGF

SPOT FORECAST FOR ARNESON...USFWS
NATIONAL WEATHER SERVICE GRAND FORKS ND
134 PM CDT TUE MAY 3 2011

FORECAST IS BASED ON IGNITION TIME OF 1700 CDT ON MAY 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WARM AND SUNNY WEATHER TODAY AS HIGH PRESSURE MOVES THROUGH
SOUTHERN MINNESOTA. PREDOMINANTLY SOUTH WINDS THIS AFTERNOON
AROUND 5 TO 10 MPH. WINDS WILL GRADUALLY SHIFT FROM THE SOUTH TO
THE SOUTHEAST OVER THE COURSE OF THE EVENING. GOOD MIXING AND
SCANT MOISTURE BEING TRANSPORTED TO THE BURN SITE THIS EVENING
WILL CONTRIBUTE TO LOW RH VALUES...A MINIMUM NEAR 24 TO 29 PERCENT
IS EXPECTED. MAX RH VALUES TONIGHT WILL RANGE FROM 62 TO 67
PERCENT. SMOKE DISPERSION BY THE PROPOSED START OF THE BURN TIME
WILL BE VERY GOOD.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....36-41.
MAX HUMIDITY........62-67 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......7800 FT AGL DECREASING TO 300 FT AGL.
MIXING WINDS........SOUTHEAST 12 TO 16 MPH.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........13     17     21     25     28     33
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............56     49     44     42     40     38
RH..............29     36     46     53     57     63
20 FT WIND......S 7    S 7    S 7    S 8    S 8    SE 9
20 FT WIND GUST.10     10     15     15     15     15

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY BECOMING CLOUDY. CHANCE OF RAIN
                    SHOWERS IN THE LATE MORNING AND AFTERNOON.
                    SLIGHT CHANCE OF THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....56-61.
MIN HUMIDITY........38-43 PERCENT.
WIND (20 FT)........SOUTH WINDS 13 TO 18 MPH. GUSTS UP TO 25 MPH.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......300 FT AGL INCREASING TO 5000-6300 FT AGL.
MIXING WINDS........SOUTH 13 TO 22 MPH INCREASING TO 28 TO 31 MPH
                    IN THE LATE MORNING AND AFTERNOON.

TIME (CDT)      7 AM      10 AM     1 PM      4 PM
SKY (%).........41        62        83        89
WEATHER COV.....          CHANCE    CHANCE    CHANCE
WEATHER TYPE....NONE      RNSHWR    RNSHWR    RNSHWR
TEMP............39        53        58        54
RH..............67        55        43        45
20 FT WIND......SE 10G15  S 14G20   S 16G25   S 14G20

$$
FORECASTER...ET
REQUESTED BY...LINDEN MCNEILUS
TYPE OF REQUEST...PRESCRIBED
.TAG 20110503.ARNES.01/FGF