FNUS73 KFGF 171252
FWSFGF

SPOT FORECAST FOR DAHL POOL...USFWS
NATIONAL WEATHER SERVICE GRAND FORKS ND
752 AM CDT TUE MAY 17 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

EXPECT SUNNY AND DRY CONDITIONS TODAY AT THE PRESCRIBED BURN
SITE. SURFACE HIGH PRESSURE OVER LAKE SUPERIOR WILL RESULT IN A
STRONGER PRESSURE GRADIENT ACROSS NORTHWEST MINNESOTA AND THUS
INCREASED WIND COMPARED TO THE PAST FEW DAYS. EXPECT SOUTHEASTERLY
WIND AROUND 10 MPH WITH A RELATIVE HUMIDITY NEAR 40 PERCENT AT
IGNITION TIME. HOWEVER...WINDS WILL INCREASE TO AROUND 15 MPH WITH
GUSTS TO 20 MPH BY AFTERNOON WITH A MINIMUM RELATIVE HUMIDITY IN
THE LOWER 20 PERCENT RANGE. FAIR SMOKE DISPERSION WILL BE
EXCELLENT.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....68-73.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 8 TO 13 MPH WITH
                    GUSTS TO AROUND 20 MPH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 6300-6900 FT AGL.
MIXING WINDS........SOUTHEAST 5 TO 14 MPH INCREASING TO 15 TO 20
                    MPH IN THE AFTERNOON.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........0   0   0   5   5   5   5   5   5
WEATHER COV.....
WEATHER TYPE....
TEMP............55  59  62  66  67  69  69  70  70
RH..............49  40  35  29  28  26  26  25  24
20 FT WIND DIR..SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT WIND SPD..8   10  11  12  12  12  12  12  12
20 FT WIND GUST.15  15  15  20  20  20  20  20  20

$$
FORECASTER...ROGERS
REQUESTED BY...LARRY ANDERSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20110517.DAHLP.01/FGF