Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 271350
FWSDMX

SPOT FORECAST FOR IOWA LAKE MARSH...IOWA DNR-USFWS
NATIONAL WEATHER SERVICE DES MOINES IA
850 AM CDT MON APR 27 2015

FORECAST IS BASED ON IGNITION TIME OF 1400 CDT ON APRIL 27.
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 DOMINATE THE WEATHER THROUGH THE NEXT SEVERAL
DAYS. WINDS WILL BE LIGHT NORTHEAST TO NORTH WITH AFTERNOON
RELATIVE HUMIDITIES IN THE 20 TO 35 PERCENT RANGE THROUGH
THURSDAY.

.REST OF TODAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
TEMPERATURE.........66 AT IGNITION...MAX 68.
RH..................23 PERCENT AT IGNITION...MIN 20 PERCENT.
EYE LEVEL WINDS.....NORTHEAST WINDS 9 TO 12 MPH.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......6000 FT AGL TO 6300 FT AGL.
MIXING WINDS........NORTHEAST 10 TO 15 MPH.
SMOKE DISPERSAL.....EXCELLENT (76600-81800 KNOT-FT) THIS AFTERNOON.
WIND (20 FT)........WINDS NORTHEAST AT 12 MPH AT IGNITION AND
                    THROUGH THE AFTERNOON.

TIME (CDT)      3PM 4PM 5PM
SKY (%).........3   2   3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............66  67  68
RH..............23  21  20
20 FT WIND DIR..NE  NE  NE
20 FT WIND SPD..12  12  10
20 FT WIND GUST.
EYE LVL WND DIR.NE  NE  NE
EYE LVL WND SPD.9   9   7
EYE LVL WND GST.
MIX HGT (KFT)...6.1 6.3 6.0
MIXNG WIND DIR..NE  NE  NE
MIXNG WIND SPD..15  15  15
HAINES INDEX....5   5   5

.TONIGHT...

SKY/WEATHER.........CLEAR (0-5 PERCENT).
TEMPERATURE.........MIN 41.
RH..................MAX 67 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 5 TO 9 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5700 FT AGL DECREASING TO 300 FT AGL.
MIXING WINDS........NORTHEAST 6 TO 15 MPH SHIFTING TO THE EAST 0 TO
                    2 MPH LATE IN THE EVENING...THEN SHIFTING TO
                    THE WEST 0 TO 5 MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (33300-75700 KNOT-FT)
                    DECREASING TO POOR (0-10300 KNOT-FT) IN
                    THE LATE EVENING AND OVERNIGHT.
WIND (20 FT)........WEST WINDS 5 TO 9 MPH.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........4      3      0      1      1      2
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............67     62     54     49     47     45
RH..............22     27     40     50     56     58
20 FT WIND......NE 9   NE 7   NE 5   NW 5   NW 5   W 5
20 FT WIND GUST.10
EYE LEVEL WIND..NE 6   NE 5   NE 4   NW 4   NW 4   W 4
EYE LVL WND GST.10
MIX HGT (FT)....5700   3700   300    300    300    300
MIXNG WIND......NE 15  NE 10  NE 2   S 0    SW 1   W 5
HAINES INDEX....5      5      5      4      4      4

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
TEMPERATURE.........MAX 71.
RH..................MIN 29 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 6 TO 13 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2100 FT AGL INCREASING TO 10800 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 14 MPH SHIFTING TO THE NORTH 15
                    TO 16 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO GOOD (1000-49300 KNOT-FT) INCREASING TO
                    EXCELLENT (140400-151200 KNOT-FT).
WIND (20 FT)........NORTH WINDS 6 TO 13 MPH.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........8         15        35        50
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............41        55        68        71
RH..............67        45        31        29
20 FT WIND......W 6       NW 6      N 12G15   N 10G15
EYE LEVEL WIND..W 4G5     NW 4G5    N 9G15    N 7G15
MIX HGT (FT)....300       2100      7000      10200
MIXNG WIND......W 5       NW 7      N 14      N 16
HAINES INDEX....4         4         5         5

$$
FORECASTER...SKOW
REQUESTED BY...ROB PATTERSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20150427.IOWAL.01/DMX


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