Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 031251
FWSDMX

SPOT FORECAST FOR HARMON-FARLAND...IA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
751 AM CDT TUE MAY 3 2016

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 03.
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...

LIGHT WINDS THIS MORNING WILL BECOME BREEZY FROM THE WEST TODAY. A
FEW GUSTS OVER 25 MPH ARE POSSIBLE THIS AFTERNOON. GOOD DRYING
CONDITIONS TODAY WITH THE WIND AND DRIER AIR WILL HELP LOWER
RELATIVE HUMIDITY VALUES TO NEAR 30 PERCENT.

.TODAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........31 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST 15 TO 17 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 8600 FT AGL.
MIXING WINDS........WEST 5 TO 10 MPH INCREASING TO 25 TO 31 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (1000-22100 KNOT-FT) INCREASING TO
                    EXCELLENT TO EXCELLENT (158200-219600 KNOT-FT).
WIND (20 FT)........LIGHT WINDS BECOMING WEST 15 TO 17 MPH.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........11  17  27  32  33  36  38  44
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............59  62  64  65  66  67  69  70
RH..............55  46  41  38  37  35  34  32
20 FT WIND DIR..W   W   W   W   W   W   W   W
20 FT WIND SPD..12  13  15  16  17  17  17  17
20 FT WIND GUST.15  15  20  25  25  25  25  25
EYE LVL WND DIR.W   W   W   W   W   W   W   W
EYE LVL WND SPD.9   9   11  11  12  12  12  12
EYE LVL WND GST.15  15  20  25  25  25  25  25
MIX HGT (KFT)...7.3 7.7 8.2 8.6 8.6 8.6 8.6 8.3
MIXNG WIND DIR..W   W   W   W   W   W   W   W
MIXNG WIND SPD..20  22  22  23  25  26  29  31
HAINES INDEX....4   4   4   4   4   4   4   4

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
                    MOSTLY CLEAR (15-25 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....AROUND 42.
MAX HUMIDITY........79 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 9 TO 17 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......8000 FT AGL DECREASING TO 400 FT AGL.
MIXING WINDS........NORTHWEST 24 TO 31 MPH BECOMING NORTH 9 TO 10
                    MPH.
SMOKE DISPERSAL.....EXCELLENT TO EXCELLENT (129300-218200 KNOT-FT)
                    DECREASING TO POOR TO POOR (2000-5500 KNOT-FT).
WIND (20 FT)........NORTH WINDS 9 TO 17 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    EVENING.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........53     39     28     10     4      3
WEATHER COV.....ISOLTD ISOLTD ISOLTD
WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE   NONE   NONE
TSTM COV........ISOLTD ISOLTD ISOLTD
TEMP............68     65     58     52     48     44
RH..............36     45     51     56     63     70
20 FT WIND......WNW 17 WNW 14 NNW 13 NNW 12 N 10   NNW 9
20 FT WIND GUST.25     20     15     15     15     10
EYE LEVEL WIND..WNW 12 WNW 10 NNW 9  NNW 9  N 7    NNW 6
EYE LVL WND GST.25     20     15     15     15     10
MIX HGT (FT)....8000   5200   400    400    400    300
MIXNG WIND......WNW 31 WNW 29 NNW 21 NNW 16 NNW 13 NNW 10
HAINES INDEX....4      4      4      4      4      4

.WEDNESDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........31 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 9 TO 17 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1600 FT AGL INCREASING TO 6400 FT AGL.
MIXING WINDS........NORTH 8 TO 17 MPH INCREASING TO 22 TO 24 MPH IN
                    THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (1800-17500 KNOT-FT) INCREASING TO
                    EXCELLENT TO EXCELLENT (113500-128200 KNOT-FT).
WIND (20 FT)........NORTH WINDS 9 TO 17 MPH.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........3         5         6         5
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............42        49        58        63
RH..............79        63        44        34
20 FT WIND......NNW 9G10  N 13G15   NNW 16G25 NNW 17G25
EYE LEVEL WIND..NNW 6G10  N 9G15    NNW 11G25 NNW 12G25
MIX HGT (FT)....300       2900      5400      6200
MIXNG WIND......NNW 8     N 17      N 24      NNW 24
HAINES INDEX....4         4         4         5

$$
FORECASTER...VACHALEK
REQUESTED BY...ALEX FOSADO
TYPE OF REQUEST...PRESCRIBED
.TAG 20160503.HARMO.01/DMX



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