Suppression Forecast
Issued by NWS Twin Cities, MN

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000
FNUS73 KMPX 231427
FWSMPX

Spot Forecast for East Range...Dept of Military Affairs
National Weather Service Twin Cities/Chanhassen MN
927 AM CDT Mon Apr 23 2018

Forecast is based on ignition time of 1100 CDT on April 23.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Relatively light west-southwest winds will prevail today ahead of an
approaching cold front. Temperatures will warm to around 10 degrees
above normal this afternoon, causing minimum relative humidity values
to fall to between 20 and 25 percent. Later tonight, inds will shift
to the northwest-north as the front passes. Winds will increase from
the north in the wake of the front on Tuesday.

.REST OF TODAY...

Sky/weather.........Mostly sunny.
Temperature.........56 at ignition...Max 68.
RH..................47 percent at ignition...Min 22 percent.
Wind (20 ft)........Winds southwest at 4 mph at
                    ignition...otherwise Light winds becoming west
                    5 to 6 mph late in the morning, then becoming
                    light late in the afternoon.
Mixing height.......4200 ft AGL at ignition...otherwise 4200-5200
                    ft AGL increasing to 8400 ft AGL.
Transport winds.....West 7 to 9 mph.
Mixing winds........West 7 to 9 mph.
Smoke dispersal.....Fair /29700 knot-ft/ at ignition. Max...good
                    /53500 knot-ft/.
Haines Index........3 or very low at ignition...max 5.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Temp............56  60  62  65  66  67  68  68
RH..............47  39  32  25  25  23  22  23
20 FT wind dir..SW  W   W   SW  W   W   W   W
20 FT wind spd..4   5   6   6   6   5   4   3
20 FT wind gust.5                       5   5
Mix hgt (kft)...4.2 5.2 6.2 6.7 7.1 7.6 8.0 8.4
Transp wind dir.SW  SW  W   W   W   W   W   W
Transp wind spd.8   8   9   9   8   8   7   7
Mixing wind dir.SW  SW  W   W   W   W   W   W
Mixing wind spd.8   8   9   9   8   8   7   7
Haines index....3   3   3   3   4   4   4   5
SDspl kt-ft/100030  37  50  54  50  53  48  51

.TONIGHT...

Sky/weather.........Partly cloudy then becoming mostly cloudy then
                    becoming partly cloudy. Slight chance of rain
                    showers early in the morning. Chance of showers
                    20 percent.
Temperature.........Min 44.
RH..................Max 68 percent.
Wind (20 ft)........Light winds becoming north 5 to 6 mph late in
                    the evening.
Mixing height.......7400-8900 ft AGL decreasing to 300-1700 ft AGL.
Transport winds.....North 6 to 15 mph increasing to 18 to 23 mph
                    early in the morning.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
Temp............67     58     51     48     47     45
RH..............26     45     56     60     63     68
20 ft wind......W 3    N 4    N 4    N 5    N 6    N 6
20 ft wind gust.5      5      5                    10
Mix hgt (ft)....8900   6000   3100   300    800    1400
Transport wind..W 6    NW 7   N 8    N 10   N 15   N 21

.TUESDAY...

Sky/weather.........Mostly cloudy then becoming mostly sunny.
                    Slight chance of rain in the morning. Chance of
                    rain 20 percent.
Temperature.........Max 57.
RH..................Min 29 percent.
Wind (20 ft)........North winds 5 to 9 mph.
Mixing height.......2000-3500 ft AGL increasing to 6000 ft AGL.
Transport winds.....North 18 to 25 mph.
Mixing winds........North 18 to 25 mph.
Smoke dispersal.....Good to excellent (43800-89500 knot-ft)
                    increasing to excellent (98200 knot-ft) early
                    in the afternoon.
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............44     47     50     52     55     57
RH..............68     58     48     41     34     29
20 ft wind......N 7    N 9    N 9    N 9    N 9    N 9
20 ft wind gust.15     15     15     15     15     15
Mix hgt (ft)....2000   3000   4000   5100   5500   5800
Transport wind..N 25   N 24   N 22   N 18   N 21   N 22
Mixing wind.....N 25   N 24   N 22   N 18   N 21   N 22
Haines index....3      3      3      3      3      4
SDspl kt-ft/100044     63     77     81     98     111

$$
Forecaster...SCHMIT
Requested by...Jason Linkert
Type of request...PRESCRIBED
.TAG 1807462.0/MPX
.EMAIL jason.d.linkert.nfg@mail.mil


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