Suppression Forecast
Issued by NWS Twin Cities, MN

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578
FNUS73 KMPX 291331
FWSMPX

Spot Forecast for Wood Lake...U.S. Fish & Wildlife Service
National Weather Service Twin Cities/Chanhassen MN
831 AM CDT Sat Apr 29 2017

Forecast is based on ignition time of 0900 CDT on April 29.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...It will be dry today with high level cloudiness over
the burn site. Winds will be from the NE at 10-15 mph. Afternoon
minimum humidity will lower to around 45 percent.

.REST OF TODAY...

Sky/weather.........Partly sunny.
Temperature.........39 at ignition...Max 50.
RH..................70 percent at ignition...Min 46 percent.
Wind (20 ft)........Winds northeast at 8 mph at
                    ignition...otherwise Northeast winds 8 to 13
                    mph. Gusts up to 25 mph in the late morning and
                    afternoon.
Mixing height.......2400 ft AGL at ignition...otherwise 2400-4200
                    ft AGL increasing to 4600-4900 ft AGL early in
                    the afternoon.
Transport winds.....Northeast 20 to 28 mph.
Mixing winds........Northeast 20 to 28 mph.
Smoke dispersal.....Good /40500 knot-ft/ at ignition.
                    Max...excellent /84000 knot-ft/ increasing to
                    excellent (92300 knot-ft) in the afternoon.
Haines Index........3 or very low at ignition...max 3.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Temp............39  42  44  46  47  48  49  50  50  50
RH..............70  64  59  54  51  49  48  46  47  47
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
20 FT wind spd..8   9   10  11  12  12  13  13  13  11
20 FT wind gust.15  15  20  20  25  25  25  25  25  20
Mix hgt (kft)...2.4 3.1 3.4 3.6 3.8 4.2 4.6 4.9 4.9 4.8
Transp wind dir.NE  NE  NE  NE  NE  NE  E   E   E   NE
Transp wind spd.20  22  24  26  28  28  26  25  24  24
Mixing wind dir.NE  NE  NE  NE  NE  NE  E   E   E   NE
Mixing wind spd.20  22  24  26  28  28  26  25  24  24
Haines index....3   3   3   3   3   3   3   3   3   3
SDspl kt-ft/100041  61  72  84  93  102 106 109 102 100

.TONIGHT...

Sky/weather.........Mostly cloudy. Chance of rain showers late in
                    the evening. Rain showers likely early in the
                    morning. Chance of showers 60 percent.
Temperature.........Min 38.
RH..................Max 81 percent.
Wind (20 ft)........Northeast winds 7 to 12 mph. Gusts up to 25 mph
                    early in the morning.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
Temp............48     46     44     42     41     39
RH..............49     55     60     65     67     76
20 ft wind......NE 11  NE 9   NE 9   NE 9   NE 9   NE 11
20 ft wind gust.20     15     15     15     15     20

.SUNDAY...

Sky/weather.........Cloudy. Rain through the day. Slight chance of
                    thunderstorms in the afternoon. Chance of
                    precipitation 90 percent.
Temperature.........Max 42.
RH..................Min 73 percent.
Wind (20 ft)........Northeast winds 12 to 17 mph with gusts to
                    around 30 mph. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Mixing height.......1500-2600 ft AGL.
Transport winds.....Northeast 26 to 35 mph increasing to 37 to 45
                    mph early in the afternoon.
Mixing winds........Northeast 26 to 35 mph increasing to 37 to 45
                    mph early in the afternoon.
Smoke dispersal.....Good to excellent (33700-82200 knot-ft)
                    increasing to excellent (88000 knot-ft) late in
                    the afternoon.
Haines Index........2 or very low.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Temp............38     39     39     39     41     42
RH..............79     79     79     82     81     79
20 ft wind......NE 13  NE 15  NE 17  NE 17  NE 17  NE 17
20 ft wind gust.25     30     30     30     30     30
Mix hgt (ft)....1500   1700   1700   1700   2300   2600
Transport wind..NE 26  NE 30  NE 31  NE 32  NE 37  NE 43
Mixing wind.....NE 26  NE 30  NE 31  NE 32  NE 37  NE 43
Haines index....2      2      2      2      2      2
SDspl kt-ft/100035     51     58     54     82     106

$$
Forecaster...SCHMIT
Requested by...Eric Earhart
Type of request...PRESCRIBED
.TAG 1708011.0/MPX
.EMAIL eric_earhart@fws.gov



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