FNUS73 KFGF 071145
FWSFGF

SPOT FORECAST FOR WENGELER...US FISH AND WILDLIFE
NATIONAL WEATHER SERVICE GRAND FORKS ND
645 AM CDT THU MAY 7 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

EXPECT PARTLY SUNNY SKIES AND DRY CONDITIONS AT THE PRESCRIBED
BURN SITE TODAY. NORTHWEST WINDS FROM 15 TO 20 MPH WITH GUSTS TO
25 MPH WILL BE THE RULE THROUGH THE DAY AS A LOW PRESSURE SYSTEM
MOVES ACROSS SOUTHERN CANADA. THICK CLOUD COVER THIS MORNING IS
EXPECTED TO DECREASE AND MOVE EASTWARD LATER THIS AFTERNOON...
ALLOWING TEMPERATURES TO INCREASE INTO THE LOW 60S WITH MINIMUM RH
VALUES IN THE LOW 30 PERCENT RANGE. HOWEVER...IF CLOUDS PERSIST
THROUGH THE AFTERNOON...TEMPERATURES WILL STRUGGLE TO BREAK 60
DEGREES...THUS KEEPING MINIMUM RH VALUES ELEVATED. WILL NEED TO
CLOSELY MONITOR CLOUD TRENDS THROUGHOUT THE DAY.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
MAX TEMPERATURE.....59-64.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
                    AROUND 25 MPH.
MIXING HEIGHT.......2100-3800 FT AGL INCREASING TO 4400-6300 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
MIXING WINDS........NORTHWEST 22 TO 30 MPH.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........66  64  63  61  61  61  61  61  61
WEATHER COV.....
WEATHER TYPE....
TEMP............50  53  55  58  59  60  61  61  61
RH..............63  57  53  45  42  41  38  36  35
20 FT WIND DIR..W   W   NW  NW  NW  NW  NW  NW  NW
20 FT WIND SPD..15  15  15  15  15  14  14  14  14
20 FT WIND GUST.25  25  25  25  25  25  25  25  25

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY.
MIN TEMPERATURE.....31-36.
MAX HUMIDITY........84-89 PERCENT.
WIND (20 FT)........NORTH WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH
                    EARLY IN THE EVENING.
MIXING HEIGHT.......6300 FT AGL DECREASING TO 400-1400 FT AGL.
MIXING WINDS........NORTH 13 TO 21 MPH SHIFTING TO THE NORTHEAST 13
                    TO 14 MPH LATE IN THE EVENING.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........62     64     67     68     67     64
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............60     54     46     41     37     34
RH..............35     41     53     62     72     85
20 FT WIND......NW 14  NW 11  N 9    N 7    N 6    N 6
20 FT WIND GUST.25     20     15     10     10     10

$$
FORECASTER...ROGERS
REQUESTED BY...CHRIS ROED
TYPE OF REQUEST...PRESCRIBED
.TAG 20090507.WENGE.01/FGF