Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 281326
FWSDMX

SPOT FORECAST FOR HENDRICKSON WMA...IOWA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
826 AM CDT TUE APR 28 2015

FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON APRIL 28.
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...

MID TO HIGH LEVEL CLOUDS WILL INCREASE THROUGH THE MORNING HOURS
AS A WEAK FRONTAL BOUNDARY MOVES ACROSS THE NORTHERN PART OF IOWA.
THIS FRONT MAY BRING SOME ISOLATED SPRINKLES IN THE AFTERNOON
HOURS. RELATIVE HUMIDITY VALUES WILL FALL INTO THE 25 TO 30
PERCENT RANGE WITH A NORTH WIND OF AROUND 10 MPH.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........68 AT IGNITION...MAX 72.
RH..................38 PERCENT AT IGNITION...MIN 25 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTH AROUND 5 MPH THEN
                    BECOMING NORTH 5 TO 12 MPH BY THE
                    LATE MORNING.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1800 FT AGL INCREASING TO 5500 FT AGL LATE IN
                    THE MORNING...THEN INCREASING TO 8400 FT AGL IN
                    THE AFTERNOON DECREASING TO 5700 FT AGL LATE IN
                    THE AFTERNOON.
MIXING WINDS........NORTH 5 TO 13 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (900-35200 KNOT-FT) INCREASING TO
                    GOOD TO EXCELLENT (54700-83700 KNOT-FT) IN THE
                    AFTERNOON.
WIND (20 FT)........WINDS NORTH AT 8 MPH AT IGNITION...OTHERWISE
                    LIGHT WINDS BECOMING NORTH AROUND 5 MPH EARLY
                    IN THE MORNING...THEN BECOMING LIGHT EARLY IN
                    THE MORNING BECOMING NORTH 5 TO 12 MPH IN THE
                    LATE MORNING AND AFTERNOON.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1   2   2   3   5   11  15
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............65  68  70  71  72  72  71
RH..............38  32  29  27  26  25  27
20 FT WIND DIR..N   N   N   N   N   N   N
20 FT WIND SPD..8   8   9   10  12  12  10
20 FT WIND GUST.10  10  10  15  15  15  15
EYE LVL WND DIR.N   N   N   N   N   N   N
EYE LVL WND SPD.6   6   6   7   9   9   7
EYE LVL WND GST.10  10  10  15  15  15  15
MIX HGT (KFT)...3.6 5.5 7.3 7.7 8.0 8.4 5.7
MIXNG WIND DIR..N   N   N   N   N   N   N
MIXNG WIND SPD..12  12  12  12  12  12  13
HAINES INDEX....4   5   5   5   5   5   5

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
TEMPERATURE.........MIN 44.
RH..................MAX 89 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 5 TO 9 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3000 FT AGL DECREASING TO 300 FT AGL.
MIXING WINDS........NORTH 5 TO 14 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (1100-34800 KNOT-FT).
WIND (20 FT)........NORTH WINDS 5 TO 9 MPH.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........28     24     26     35     42     37
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............68     62     57     53     50     47
RH..............31     43     53     61     68     79
20 FT WIND......N 9    N 6    N 5    N 6    N 6    N 7
20 FT WIND GUST.10
EYE LEVEL WIND..N 6    N 4    N 4    N 4    N 4    N 5
EYE LVL WND GST.10
MIX HGT (FT)....3000   300    300    300    300    300
MIXNG WIND......N 14   N 13   N 8    N 7    N 7    N 6
HAINES INDEX....5      5      4      5      4      3

.WEDNESDAY...

SKY/WEATHER.........SUNNY (20-30 PERCENT).
TEMPERATURE.........MAX 70.
RH..................MIN 30 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 7 TO 12 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1700 FT AGL INCREASING TO 8600 FT AGL.
MIXING WINDS........NORTH 5 TO 14 MPH INCREASING TO 14 TO 17 MPH IN
                    THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (1000-13500 KNOT-FT) INCREASING TO
                    EXCELLENT TO EXCELLENT (96900-105000 KNOT-FT).
WIND (20 FT)........NORTH WINDS 7 TO 12 MPH.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........33        22        15        17
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............44        52        65        70
RH..............89        69        40        30
20 FT WIND......N 7       N 9G15    N 12G15   N 12G15
EYE LEVEL WIND..N 5       N 6G15    N 9G15    N 9G15
MIX HGT (FT)....300       3100      6900      8400
MIXNG WIND......N 5       N 14      N 16      N 14
HAINES INDEX....4         5         5         5

$$
FORECASTER...COGIL
REQUESTED BY...JOSH GANSEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20150428.HENDR.01/DMX


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