Suppression Forecast
Issued by NWS Des Moines, IA

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782
FNUS73 KDMX 151502
FWSDMX

Spot Forecast for Meadow Lake...Iowa DNR
National Weather Service Des Moines IA
902 AM CST Wed Feb 15 2017

Forecast is based on ignition time of 1200 CST on February 14.
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...

Winds will increase out of the southwest today and with gusts by
midday. Relative humidity values will drop to around 40 percent by
mid afternoon as temperatures climb into the upper 40s to lower
50s. Winds will shift to the northwest tonight and increase on
Tuesday as colder air spreads into the state. Relative humidity
values will be higher on Tuesday with the cooler readings.

.TUESDAY...

Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 49.
Min humidity........48 percent.
Eye level winds.....Northwest winds 9 to 15 mph increasing to 14 to
                    20 mph late in the afternoon.
Wind (20 ft)........Northwest winds 9 to 15 mph increasing to 14 to
                    20 mph late in the afternoon.
Mixing height.......500-2400 ft AGL increasing to 1500-2700 ft AGL
                    late in the afternoon.
Transport winds.....Northwest 12 to 20 mph increasing to 14 to 22
                    mph early in the afternoon.
Haines Index........4 to 5 or low potential for large plume
                    dominated fire growth to or moderate potential
                    for large plume dominated fire growth early in
                    the morning.

TIME (CST)      12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........44  44  44  44  28  26
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............43  47  48  49  48  45
RH..............62  53  49  48  51  55
20 FT WIND DIR..NW  NW  NW  NW  NW  NW
20 FT WIND SPD..15  15  15  20  17  14
20 FT WIND GUST.20  20  25  25  25  20
EYE LVL WND DIR.NW  NW  NW  NW  NW  NW
EYE LVL WND SPD.9   9   9   12  10  8
EYE LVL WND GST.20  20  25  25  25  20
MIX HGT (KFT)...1.6 2.0 2.4 2.7 2.1 1.5
MIXNG WIND DIR..NW  NW  NW  NW  NW  NW
MIXNG WIND SPD..16  20  22  22  18  14
HAINES INDEX....5   5   5   5   5   5

.TUESDAY NIGHT...

Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....Around 26.
Max humidity........85 percent.
Eye level winds.....North winds 9 to 17 mph.
Wind (20 ft)........North winds 9 to 17 mph.

TIME (CST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........24     11     4      4      10     5
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............41     37     35     33     30     28
RH..............62     75     78     78     78     81
20 FT WIND......NW 12  NW 13  NW 16  N 17   N 16   N 12
20 FT WIND GUST.15     15     25     25     25     15
EYE LEVEL WIND..NW 7   NW 8   NW 10  N 10   N 10   N 7
EYE LVL WND GST.15     15     25     25     25     15

.TODAY...

Sky/weather.........Sunny (5-15 percent).
Max temperature.....Around 46.
Min humidity........47 percent.
Eye level winds.....West winds 6 to 10 mph.
Wind (20 ft)........West winds 6 to 10 mph.

TIME (CST)      6 AM      9 AM      NOON      3 PM
SKY (%).........13        5         3         6
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............27        29        39        44
RH..............85        75        54        47
20 FT WIND......NW 10G15  N 8G10    NW 7      W 7
EYE LEVEL WIND..NW 6G15   N 5G10    NW 4G5    W 4G5

$$
Forecaster...Boksa
Requested by...Natural Resource Technician
Type of request...PRESCRIBED
.TAG 1702048.0/DMX
.EMAIL heath.vanwaus@dnr.iowa.com



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