Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 181335
FWSDMX

SPOT FORECAST FOR IOWA DNR...IOWA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
835 AM CDT FRI APR 18 2014

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 18.
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...
HIGH PRESSURE WILL SHIFT EAST TODAY AND ALLOW FOR WINDS TO SHIFT
AND INCREASE OUT OF THE SOUTHEAST LATE THIS MORNING INTO THE
AFTERNOON HOURS. SUNNY SKIES AND DRY CONDITIONS WITH TEMPERATURES
RISING TO AROUND 60 AND RH VALUES DROPPING TO AROUND 35 PERCENT
THIS AFTERNOON.


.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 67.
MIN HUMIDITY........34 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST 6 TO 12 MPH
                    EARLY IN THE MORNING.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2600 FT AGL INCREASING TO 5900 FT AGL.
MIXING WINDS........SOUTHEAST 5 TO 14 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (2600-66000 KNOT-FT).
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 6 TO 12 MPH
                    EARLY IN THE MORNING.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........7   14  17  17  18  18  17
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............52  58  62  63  66  67  66
RH..............52  45  41  39  36  34  37
20 FT WIND DIR..SE  SE  SE  SE  SE  SE  SE
20 FT WIND SPD..8   9   9   10  10  12  12
20 FT WIND GUST.10  10  10  15  15  15  15
EYE LVL WND DIR.SE  SE  SE  SE  SE  SE  SE
EYE LVL WND SPD.6   6   6   7   7   9   9
EYE LVL WND GST.10  10  10  15  15  15  15
MIX HGT (KFT)...4.1 4.6 5.1 5.4 5.7 5.9 5.7
MIXNG WIND DIR..SE  SE  SE  SE  SE  SE  SE
MIXNG WIND SPD..9   9   9   9   10  12  14
HAINES INDEX....5   5   5   5   5   5   5

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........86 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS 9 TO 12 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5400 FT AGL DECREASING TO 1900 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
MIXING WINDS........SOUTHEAST 10 TO 16 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (44600-71500 KNOT-FT)
                    DECREASING TO POOR TO FAIR (2200-20100 KNOT-FT)
                    IN THE LATE EVENING AND OVERNIGHT.
WIND (20 FT)........SOUTHEAST WINDS 9 TO 12 MPH.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........15     13     11     12     12     10
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............65     61     54     51     48     46
RH..............38     46     59     66     74     79
20 FT WIND......SE 12  SE 9   SE 9   SE 10  SE 10  SE 10
20 FT WIND GUST.15     10     10
EYE LEVEL WIND..SE 9   SE 6   SE 6   SE 7   SE 7   SE 7
EYE LVL WND GST.15     10     10
MIX HGT (FT)....5400   3500   300    300    300    300
MIXNG WIND......SE 15  SE 15  SE 10  SE 10  SE 10  SE 10
HAINES INDEX....4      4      4      5      5      4

$$
FORECASTER...BEERENDS
REQUESTED BY...CASEY TRINE
TYPE OF REQUEST...PRESCRIBED
.TAG 20140418.IOWAD.01/DMX



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