Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 091559
FWSDMX

SPOT FORECAST FOR BIG WALL WMA...IOWA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
959 AM CST FRI DEC 9 2016

FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON DECEMBER 09.
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...

LIGHT WIND AND VARIABLE CLOUD COVER TODAY INTO THE EVENING. ON
SATURDAY A STORM SYSTEM WILL SPREAD MODERATE SNOWFALL ACROSS THE
AREA FROM THE AFTERNOON INTO THE EVENING. WINDS WILL BE EAST TO
SOUTHEAST AND GUSTY AT 15-25 MPH.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).
MAX TEMPERATURE.....AROUND 20.
MIN HUMIDITY........70 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 7 TO 10 MPH.
WIND (20 FT)........WEST WINDS 7 TO 10 MPH.
MIXING HEIGHT.......1000-2300 FT AGL.
MIXING WINDS........WEST 6 TO 8 MPH.
HAINES INDEX........3 TO 5 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL
                    FOR LARGE PLUME DOMINATED FIRE GROWTH.

TIME (CST)      11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........63  65  69  73  77  79  82
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............15  16  18  18  19  19  19
RH..............77  77  73  73  70  70  70
20 FT WIND DIR..W   W   W   W   W   W   W
20 FT WIND SPD..8   7   7   7   7   7   7
20 FT WIND GUST.10
EYE LVL WND DIR.W   W   W   W   W   W   W
EYE LVL WND SPD.5   4   4   4   4   4   4
EYE LVL WND GST.10
MIX HGT (KFT)...1.5 1.7 1.9 2.1 2.3 2.3 2.3
MIXNG WIND DIR..W   W   W   W   W   W   W
MIXNG WIND SPD..6   6   7   7   8   8   7
HAINES INDEX....4   4   4   5   5   5   4

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT).
MIN TEMPERATURE.....AROUND 11.
MAX HUMIDITY........100 PERCENT.
EYE LEVEL WINDS.....NORTHWEST WINDS 5 TO 6 MPH SHIFTING TO THE EAST
                    AFTER MIDNIGHT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH SHIFTING TO THE EAST
                    AFTER MIDNIGHT.
MIXING HEIGHT.......400-2300 FT AGL DECREASING TO 300 FT AGL EARLY
                    IN THE MORNING.
MIXING WINDS........WEST 7 TO 13 MPH.
HAINES INDEX........3 TO 4 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........84     90     92     90     83     77
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............18     18     16     14     14     13
RH..............70     70     77     84     92     100
20 FT WIND......W 6    SW 5   W 6    W 6    E 5    E 5
20 FT WIND GUST.
EYE LEVEL WIND..W 4    SW 3   W 4    W 4    E 3    E 3
EYE LVL WND GST.
MIX HGT (FT)....2300   1300   800    800    400    300
MIXNG WIND......W 7    W 9    W 12   W 13   W 13   W 9
HAINES INDEX....4      3      3      3      3      3

.SATURDAY...

SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF SNOW LATE IN
                    THE MORNING. SNOW IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 22.
MIN HUMIDITY........84 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS 7 TO 16 MPH INCREASING TO
                    AROUND 17 MPH LATE IN THE AFTERNOON.
WIND (20 FT)........SOUTHEAST WINDS 7 TO 16 MPH INCREASING TO
                    AROUND 17 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......300-1800 FT AGL.
MIXING WINDS........SOUTH 3 TO 12 MPH SHIFTING TO THE SOUTHEAST 14
                    TO 20 MPH IN THE AFTERNOON.
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

TIME (CST)      6 AM      9 AM      NOON      3 PM
SKY (%).........80        97        100       100
WEATHER COV.....          CHANCE    DEFNTE    DEFNTE
WEATHER TYPE....NONE      SNOW      SNOW      SNOW
TSTM COV........
TEMP............11        13        18        19
RH..............100       91        84        96
20 FT WIND......E 7       E 8G10    SE 12G15  SE 15G20
EYE LEVEL WIND..E 4G5     E 5G10    SE 7G15   SE 9G20
MIX HGT (FT)....300       300       1800      1300
MIXNG WIND......W 5       SE 6      S 14      S 16
HAINES INDEX....3         3         3         3

$$
FORECASTER...BOKSA
REQUESTED BY...T.J. HERRICK
TYPE OF REQUEST...PRESCRIBED
.TAG 1604074.0/DMX
.EMAIL TJ.HERRICK@DNR.IOWA.GOV



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