Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 150955
FWSDMX

SPOT FORECAST FOR MALLARD...USFWS
NATIONAL WEATHER SERVICE DES MOINES IA
455 AM CDT TUE APR 15 2014

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 15.
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...
A DEPARTING HIGH TO THE EAST AND AN INCOMING LOW PRESSURE SYSTEM FROM THE
NORTHWEST WILL PRODUCE A WIND SHIFT TO THE WEST THIS MORNING THEN TO THE
SOUTH BY MID TO LATE AFTERNOON.  WINDS WILL GRADUALLY INCREASE IN THE
AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 43.
MIN HUMIDITY........32 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3600 FT AGL INCREASING TO 5700 FT AGL IN THE
                    LATE MORNING AND AFTERNOON.
MIXING WINDS........NORTHWEST 13 TO 22 MPH DECREASING TO 7 TO 9 MPH
                    EARLY IN THE AFTERNOON...THEN SHIFTING TO THE
                    SOUTHWEST 7 TO 12 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (29500-72100 KNOT-FT).
WIND (20 FT)........SOUTH WINDS 6 TO 10 MPH.

TIME (CDT)      1PM 2PM 3PM 4PM 5PM
SKY (%).........25  30  40  45  50
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............37  39  41  43  43
RH..............35  34  33  32  33
20 FT WIND DIR..W   W   SW  S   S
20 FT WIND SPD..6   7   8   9   10
20 FT WIND GUST.10  10  10  15  15
MIX HGT (KFT)...5.2 5.3 5.5 5.7 5.2
MIXNG WIND DIR..NW  W   SW  SW  S
MIXNG WIND SPD..7   7   7   9   12
HAINES INDEX....3   3   3   3   3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....AROUND 34.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 12 TO 21 MPH INCREASING TO
                    AROUND 22 MPH EARLY IN THE MORNING.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........60     64     62     70     73     75
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............43     40     36     34     34     34
RH..............36     44     56     64     66     69
20 FT WIND......S 12   S 14   SE 16  SE 18  SE 21  SE 22
20 FT WIND GUST.15     15     25     25     30     30

.WEDNESDAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
                    IN THE LATE MORNING AND EARLY AFTERNOON. RAIN
                    LIKELY LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 53.
MIN HUMIDITY........52 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2500 FT AGL INCREASING TO 4200 FT AGL LATE IN
                    THE MORNING.
MIXING WINDS........SOUTHWEST 29 TO 38 MPH SHIFTING TO THE WEST 36
                    TO 39 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR TO GOOD (20200-44400 KNOT-FT) INCREASING
                    TO EXCELLENT TO EXCELLENT (115900-141600
                    KNOT-FT).
WIND (20 FT)........SOUTHWEST WINDS 21 TO 24 MPH. GUSTS UP TO 35
                    MPH.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........78        78        86        78
WEATHER COV.....          S CHC     CHANCE    CHANCE
WEATHER TYPE....NONE      RAIN      RAIN      RAIN
TSTM COV........
TEMP............34        41        49        53
RH..............75        65        56        52
20 FT WIND......S 22G30   S 24G35   S 23G30   SW 21G30
MIX HGT (FT)....800       2000      3600      4100
MIXNG WIND......S 29      S 36      SW 38     W 39
HAINES INDEX....5         4         3         3

$$
FORECASTER...BOKSA
REQUESTED BY...BLAKE KNISLEY
TYPE OF REQUEST...PRESCRIBED
.TAG 20140415.MALLA.01/DMX



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