Suppression Forecast
Issued by NWS Des Moines, IA

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519
FNUS73 KDMX 051337
FWSDMX

SPOT FORECAST FOR BEAVER LAKE...IOWA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
837 AM CDT THU MAY 5 2016

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MAY 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

AN INITIAL OBSERVATION AT IGNITION AND A MID BURN OBSERVATION ARE REQUIRED...
PLEASE RELAY THEM TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN.

.DISCUSSION...
THE SURFACE WIND WILL BE LIGHT AND VARIABLE EARLY BECOMING WEST
SOUTHWEST BY NOON. RELATIVE HUMIDITY VALUES WILL DROP TO AROUND
30 PERCENT BY THIS AFTERNOON.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........29 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1600 FT AGL INCREASING TO 5500 FT AGL.
MIXING WINDS........NORTH AROUND 3 MPH SHIFTING TO THE EAST AROUND
                    2 MPH LATE IN THE MORNING...THEN SHIFTING TO
                    THE NORTHWEST AROUND 3 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (800-17000 KNOT-FT).
WIND (20 FT)........LIGHT WINDS.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........11  14  15  13  13  10  9
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............61  65  67  69  71  72  73
RH..............45  39  36  33  31  32  32
20 FT WIND DIR..SE  ESE ESE NW  WNW WNW W
20 FT WIND SPD..2   2   2   3   3   3   3
20 FT WIND GUST.            5   5   5   5
EYE LVL WND DIR.SE  ESE ESE NW  WNW WNW W
EYE LVL WND SPD.1   1   1   2   2   2   2
EYE LVL WND GST.            5   5   5   5
MIX HGT (KFT)...3.1 3.9 4.6 4.9 5.2 5.5 5.2
MIXNG WIND DIR..E   NNE N   NNW NW  WNW WNW
MIXNG WIND SPD..2   3   3   3   3   3   3
HAINES INDEX....4   5   5   5   6   6   6

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........76 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH EARLY
                    IN THE EVENING.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4900 FT AGL DECREASING TO 1700 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
MIXING WINDS........SOUTHWEST 5 TO 7 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (1300-18700 KNOT-FT).
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH EARLY
                    IN THE EVENING.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........7      2      0      0      0      1
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............74     69     62     58     56     54
RH..............33     40     55     61     63     69
20 FT WIND......W 3    SW 5   SSW 6  SW 7   WSW 7  WSW 7
20 FT WIND GUST.5                    10     10     10
EYE LEVEL WIND..W 2    SW 4   SSW 4  SW 5   WSW 5  WSW 5
EYE LVL WND GST.5                    10     10     10
MIX HGT (FT)....4900   3200   300    300    300    300
MIXNG WIND......W 5    WSW 5  S 6    SW 7   SW 7   SW 7
HAINES INDEX....5      5      4      4      4      5

.FRIDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........30 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS 7 TO 16 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500 FT AGL INCREASING TO 7200 FT AGL.
MIXING WINDS........SOUTHWEST 7 TO 16 MPH INCREASING TO 18 TO 21
                    MPH EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO GOOD (1400-37700 KNOT-FT) INCREASING TO
                    EXCELLENT TO EXCELLENT (107900-131100 KNOT-FT).
WIND (20 FT)........SOUTHWEST WINDS 7 TO 16 MPH.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........1         0         1         3
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............52        66        78        83
RH..............76        53        39        32
20 FT WIND......WSW 7G10  WSW 9G10  SW 13G15  SW 15G20
EYE LEVEL WIND..WSW 5G10  WSW 6G10  SW 9G15   SW 11G20
MIX HGT (FT)....300       1100      4200      6700
MIXNG WIND......SW 7      WSW 10    SW 15     SW 20
HAINES INDEX....5         5         5         5

$$
FORECASTER...BOKSA
REQUESTED BY...DEAN NELSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20160505.BEAVE.01/DMX



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