Suppression Forecast
Issued by NWS Grand Forks, ND

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860
FNUS73 KFGF 021352
FWSFGF

SPOT FORECAST FOR MANN LAKE...USFWS
NATIONAL WEATHER SERVICE GRAND FORKS ND
852 AM CDT MON MAY 2 2016

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A LIGHT WIND DAY TO COME...WITH SPEEDS ONLY BETWEEN 5 AND 10 MPH
OUT OF THE S-SW. SO NO MIX DOWN OF DRIER DEWPOINTS
EXPECTED...RESULTING IN MINIMUM RH LEVELS SETTLING IN THE MID 20
PERCENT AREA. THERE IS ABOUT A ONE IN THREE CHANCE OF A SHOWER
OVER THE UNIT AROUND AND A BIT AFTER IGNITION TIME.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS LATE IN THE
                    MORNING. SCATTERED SHOWERS EARLY IN THE
                    AFTERNOON...THEN ISOLATED SHOWERS EARLY IN THE
                    AFTERNOON.
MAX TEMPERATURE.....65-70.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 7 MPH UNTIL LATE AFTERNOON
                    BECOMING LIGHT AND VARIABLE.
MIXING HEIGHT.......300 FT AGL INCREASING TO 8700-9800 FT AGL.
MIXING WINDS........SOUTH 3 TO 12 MPH.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........50  50  48  45  40  35  29  23
WEATHER COV.....ISO ISO SCT ISO ISO
WEATHER TYPE....RW  RW  RW  RW  RW
TSTM COV........
TEMP............59  61  63  64  65  66  67  67
RH..............40  33  29  27  26  27  28  31
20 FT WIND DIR..SW  SW  S   S   SW  SW  SW  SW
20 FT WIND SPD..6   5   5   5   5   4   4   4
20 FT WIND GUST.10  10  10          5   5   5

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........87-92 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS BECOMING SOUTHWEST 5
                    TO 6 MPH LATE IN THE EVENING.
MIXING HEIGHT.......8200 FT AGL DECREASING TO 300 FT AGL.
MIXING WINDS........SOUTHWEST 5 TO 8 MPH.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........18     9      5      9      26     34
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............65     59     52     49     47     43
RH..............30     43     60     68     76     89
20 FT WIND......SW 4   SW 4   SW 4   SW 5   SW 6   SW 6
20 FT WIND GUST.5      5      5      10     10     10

.TUESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....70-75.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........NORTH WINDS 12 TO 17 MPH WITH GUSTS UP TO 25
                    MPH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 8200-8800 FT AGL.
MIXING WINDS........WEST 8 TO 13 MPH INCREASING TO NORTHWEST 18 TO
                    26 MPH EARLY IN THE MORNING...THEN INCREASING
                    TO 29 TO 30 MPH IN THE AFTERNOON.

TIME (CDT)      7 AM      10 AM     1 PM      4 PM
SKY (%).........26        9         20        15
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............44        63        71        72
RH..............86        50        34        26
20 FT WIND......W 7G10    W 11G15   NW 15G25  N 17G25

$$
FORECASTER...WJB
REQUESTED BY...JASON WAGNER
TYPE OF REQUEST...PRESCRIBED
.TAG 20160502.MANNL.01/FGF



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