Suppression Forecast
Issued by NWS Twin Cities, MN

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916
FNUS73 KMPX 221644
FWSMPX

Spot Forecast for Runway Fan/B-2-16/B-4-21
National Weather Service Twin Cities/Chanhassen MN
1144 AM CDT Tue May 22 2018

Forecast is based on ignition time of 1200 CDT on May 22.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...This afternoon will bring partly sunny conditions with
relative humidity values falling to around 40 percent by mid to
late afternoon. Winds will be fairly light and southerly through
the day.

.REST OF TODAY...

Sky/weather.........Partly sunny.
Temperature.........66 at ignition...Max 76.
RH..................64 percent at ignition...Min 39 percent.
Wind (20 ft)........Winds south at 4 mph at ignition...otherwise
                    Light winds.
Mixing height.......4100 ft AGL at ignition...otherwise 4100-5600
                    ft AGL.
Transport winds.....Southwest 5 to 8 mph.
Mixing winds........Southwest 5 to 8 mph.
Smoke dispersal.....Fair /28800 knot-ft/ at ignition. Max...good
                    /34700 knot-ft/.
Haines Index........3 or very low at ignition...max 3.

TIME (CDT)      12P 1PM 2PM 3PM 4PM 5PM 6PM
Temp............66  69  71  72  74  75  76
RH..............64  59  55  54  51  47  46
20 FT wind dir..S   S   S   S   S   S   S
20 FT wind spd..4   3   3   3   4   4   3
20 FT wind gust.5   5   5   5   5   5   5
Mix hgt (kft)...4.1 4.8 5.0 5.1 5.3 5.4 5.6
Transp wind dir.S   S   S   SW  SW  SW  SW
Transp wind spd.8   8   8   7   6   5   5
Mixing wind dir.S   S   S   SW  SW  SW  SW
Mixing wind spd.8   8   8   7   6   5   5
Haines index....3   3   3   3   3   3   3
SDspl kt-ft/100029  34  35  31  26  22  22

.TONIGHT...

Sky/weather.........Partly cloudy.
Temperature.........Min 56.
RH..................Max 100 percent.
Wind (20 ft)........Light winds becoming east around 5 mph after
                    midnight, then becoming light after midnight
                    becoming east around 5 mph early in the
                    morning.
Mixing height.......3900-5700 ft AGL decreasing to 300 ft AGL.
Transport winds.....Southeast 3 to 9 mph.
Mixing winds........Southeast 3 to 9 mph.
Smoke dispersal.....Poor to fair (2000-19300 knot-ft).

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
Temp............75     66     60     58     55     53
RH..............46     64     81     83     90     100
20 ft wind......S 3    SE 3   SE 4   SE 4   E 4    E 4
20 ft wind gust.5      5      5      5      5      5
Mix hgt (ft)....5700   3900   2100   300    300    300
Transport wind..SW 3   S 5    SE 7   SE 9   SE 9   SE 9
Mixing wind.....SW 3   S 5    SE 7   SE 9   SE 9   SE 9
Haines index....3      3      3      3      3      3
SDspl kt-ft/100017     16     13     2      2      2

.WEDNESDAY...

Sky/weather.........Partly sunny. Slight chance of showers and
                    thunderstorms in the afternoon. Chance of
                    precipitation 20 percent.
Temperature.........Max 80.
RH..................Min 41 percent.
Wind (20 ft)........Light winds becoming southeast 5 to 9 mph.
                    Gusty and erratic winds expected near
                    thunderstorms in the afternoon.
Mixing height.......300-2000 ft AGL increasing to 4100-5500 ft AGL.
Transport winds.....South 9 to 18 mph increasing to around 20 mph
                    late in the afternoon.
Mixing winds........South 9 to 18 mph increasing to around 20 mph
                    late in the afternoon.
Smoke dispersal.....Poor to good (2000-45200 knot-ft) increasing to
                    excellent (60300 knot-ft) late in the morning.
Haines Index........3 to 4 or very low to or low.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
Temp............55     65     74     79     80     80
RH..............93     75     51     42     42     42
20 ft wind......SE 4   SE 6   SE 8   SE 9   SE 8   SE 8
20 ft wind gust.5      10     15     15     15     15
Mix hgt (ft)....300    2000   3800   5500   4900   4400
Transport wind..SE 9   SE 12  SE 14  S 16   S 18   S 20
Mixing wind.....SE 9   SE 12  SE 14  S 16   S 18   S 20
Haines index....3      3      3      3      3      4
SDspl kt-ft/10002      20     45     77     79     74

$$
Forecaster...BORGHOFF
Requested by...Jason Linkert
Type of request...PRESCRIBED
.TAG 1810471.0/MPX
.EMAIL jason.d.linkert.nfg@mail.mil



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