Suppression Forecast
Issued by NWS Des Moines, IA

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000
FNUS73 KDMX 212141
FWSDMX

SPOT FORECAST FOR RATHBUN...US COE
NATIONAL WEATHER SERVICE DES MOINES IA
341 PM CST WED JAN 21 2015

FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON JANUARY 22.
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 NORTHWEST WINDS OF 5 TO 10 MPH WILL HOLD THROUGH THURSDAY
MORNING...THEN TURN TO SOUTHWEST LATE IN THE DAY. SKIES WILL
GRADUALLY CLEAR BY THE AFTERNOON...WITH RELATIVE HUMIDITY FALLING
SLOWLY TO A MINIMUM OF AROUND 70 PERCENT.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
TEMPERATURE.........31 AT IGNITION...MAX 36.
RH..................81 PERCENT AT IGNITION...MIN 69 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 5 TO 7 MPH.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3300 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 13 MPH SHIFTING TO THE WEST 2 TO
                    5 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (6700-18900 KNOT-FT).
WIND (20 FT)........WINDS NORTH AT 6 MPH AT IGNITION...OTHERWISE
                    WEST WINDS 5 TO 7 MPH.

TIME (CST)      11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........34  30  29  26  24  21  18
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............31  33  35  36  36  35  33
RH..............81  78  72  69  69  72  78
20 FT WIND DIR..N   N   NW  NW  W   W   W
20 FT WIND SPD..6   6   6   5   5   5   5
20 FT WIND GUST.
EYE LVL WND DIR.N   N   NW  NW  W   W   W
EYE LVL WND SPD.4   4   4   4   4   4   4
EYE LVL WND GST.
MIX HGT (KFT)...3.0 3.3 3.3 3.3 3.3 3.1 2.9
MIXNG WIND DIR..N   NW  NW  W   SW  W   W
MIXNG WIND SPD..6   5   3   2   2   3   5
HAINES INDEX....3   3   3   3   3   3   3

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
RH..................MAX 96 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
                    EVENING BECOMING LIGHT...THEN BECOMING
                    SOUTHWEST 5 TO 7 MPH IN THE LATE EVENING AND
                    OVERNIGHT.

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........17     16     16     15     15     14
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
RH..............81     88     92     96     96     96
EYE LEVEL WIND..W 4    SW 2   SW 4   S 5    SW 5   SW 5
EYE LVL WND GST.       5

$$
FORECASTER...LEE
REQUESTED BY...JOHN PASA
TYPE OF REQUEST...PRESCRIBED
.TAG 20150122.RATHB.01/DMX



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