Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 271254
FWSDMX

SPOT FORECAST FOR OSBORN...IOWA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
754 AM CDT FRI MAR 27 2015

FORECAST IS BASED ON IGNITION TIME OF 0820 CDT ON MARCH 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 AREA THIS MORNING. WINDS WILL REMAIN
LIGHT THROUGH THE DAY WITH MAINLY HIGH CLOUDS APPROACHING LATE MORNING
THROUGH EARLY AFTERNOON AND OVERCAST BY MID AFTERNOON.

.TODAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 36.
MIN HUMIDITY........41 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS 6 TO 8 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1300 FT AGL INCREASING TO 4600 FT AGL.
MIXING WINDS........NORTH 5 TO 14 MPH DECREASING TO AROUND 3 MPH
                    LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO GOOD (2900-34400 KNOT-FT).
WIND (20 FT)........NORTH WINDS 6 TO 8 MPH.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........8   8   10  13  15  18  24  27  33
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............23  23  26  29  32  34  35  36  35
RH..............65  62  55  51  45  43  41  42  45
20 FT WIND DIR..N   N   N   N   N   N   N   N   N
20 FT WIND SPD..8   8   8   8   8   7   7   6   6
20 FT WIND GUST.10  10  10  10  10  10  10  10
EYE LVL WND DIR.N   N   N   N   N   N   N   N   N
EYE LVL WND SPD.6   6   6   6   6   5   5   4   4
EYE LVL WND GST.10  10  10  10  10  10  10  10
MIX HGT (KFT)...2.3 3.4 3.8 4.2 4.6 4.6 4.6 4.6 4.4
MIXNG WIND DIR..N   N   N   N   N   N   N   N   N
MIXNG WIND SPD..13  12  10  9   8   7   6   5   3
HAINES INDEX....3   3   3   4   4   4   4   4   4

$$
FORECASTER...VACHALEK
REQUESTED BY...JUSTIN CLARK
TYPE OF REQUEST...PRESCRIBED
.TAG 20150327.OSBOR.01/DMX


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