Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 171330
FWSDMX

SPOT FORECAST FOR MOUND CEMETERY...STORY CCB
NATIONAL WEATHER SERVICE DES MOINES IA
830 AM CDT FRI APR 17 2015

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 17.
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 OVER ILLINOIS WILL KEEP WINDS LIGHT ACROSS IOWA
TODAY AND MAINLY FREE OF PRECIPITATION. ALTHOUGH MIXING LEVELS
WILL BE FAIRLY TYPICAL...TEMPERATURES AND HUMIDITY LEVELS WILL BE
SLIGHTLY ABOVE SEASONAL VALUES WITH INTERMITTENT MID AND HIGH
LEVEL CLOUDINESS.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT).
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........43 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH IN THE
                    LATE MORNING AND AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......900 FT AGL INCREASING TO 4700 FT AGL LATE IN
                    THE MORNING...THEN INCREASING TO 7300 FT AGL IN
                    THE AFTERNOON DECREASING TO 5000 FT AGL LATE IN
                    THE AFTERNOON.
MIXING WINDS........SOUTHEAST 2 TO 3 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (500-14600 KNOT-FT).
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH IN THE
                    LATE MORNING AND AFTERNOON.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........53  52  51  53  58  60  64
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............69  72  74  75  75  76  75
RH..............55  48  44  43  45  43  45
20 FT WIND DIR..SE  SE  SE  S   S   S   S
20 FT WIND SPD..6   6   6   6   6   6   6
20 FT WIND GUST.
EYE LVL WND DIR.SE  SE  SE  S   S   S   S
EYE LVL WND SPD.4   4   4   4   4   4   4
EYE LVL WND GST.
MIX HGT (KFT)...2.8 4.7 6.6 6.8 7.1 7.3 5.0
MIXNG WIND DIR..NE  E   SE  SE  SE  SE  SE
MIXNG WIND SPD..3   2   2   2   2   2   3
HAINES INDEX....3   3   3   3   4   4   4

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF
                    RAIN SHOWERS LATE IN THE EVENING. ISOLATED
                    THUNDERSTORMS LATE IN THE EVENING. CHANCE OF
                    RAIN SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 57.
MAX HUMIDITY........83 PERCENT.
EYE LEVEL WINDS.....EAST WINDS 5 TO 7 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2600 FT AGL DECREASING TO 300 FT AGL.
MIXING WINDS........EAST 2 TO 5 MPH.
SMOKE DISPERSAL.....POOR TO POOR (500-9200 KNOT-FT).
WIND (20 FT)........EAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS LATE IN THE
                    EVENING.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........71     74     71     76     79     82
WEATHER COV.....                     S CHC  CHANCE CHANCE
WEATHER TYPE....NONE   NONE   NONE   RNSHWR RNSHWR RNSHWR
TSTM COV........                     ISOLTD ISOLTD ISOLTD
TEMP............74     71     67     64     61     59
RH..............46     51     61     65     72     78
20 FT WIND......SE 5   SE 5   E 6    E 7    E 7    E 7
20 FT WIND GUST.
EYE LEVEL WIND..SE 4   SE 4   E 4    E 5    E 5    E 5
EYE LVL WND GST.
MIX HGT (FT)....2600   300    300    300    300    300
MIXNG WIND......S 5    S 3    E 2    E 3    E 3    E 5
HAINES INDEX....4      4      4      3      3      3

$$
FORECASTER...SMALL
REQUESTED BY...AMY YOAKUM
TYPE OF REQUEST...PRESCRIBED
.TAG 20150417.MOUND.01/DMX


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