Suppression Forecast
Issued by NWS Detroit/Pontiac, MI

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FNUS73 KDTX 211056
FWSDTX

Spot Forecast for Chickadee Rx...MDNR
National Weather Service Detroit/Pontiac MI
656 AM EDT Mon May 21 2018

Forecast is based on ignition time of 1000 EDT on May 21.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...An influx of moisture/showers will arrive from the
southwest this afternoon. Rain is then expected to become more
widespread during the course of the evening. Prior to the arrival of
this moisture, high pressure will remain in control across the
Saginaw Valley and thumb regions where daytime RH values may be able
to drop below 50 percent before clouds increase later in the day and
shower chances increase. Residual clouds on Tuesday will likely keep
daytime RH values relatively high. High pressure will expand into
the region by Wednesday, bringing warmer and drier conditions to the
area.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (70-80 percent). A slight chance
                    of showers early in the afternoon. Chance of
                    showers late.
Max temperature.....52-57.
Min humidity........56 percent.
Eye level winds.....Northeast winds up to 8 mph.
Mixing height.......200-400 ft AGL.
Transport winds.....Northeast 5 to 7 mph.
Smoke dispersal.....Poor (0 knot-ft).
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

TIME (EDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%)..........62  72  76  80  84  85  87  88
Weather cov......                SCH CHC CHC CHC
Weather type.....                RW  RW  RW  RW
Tstm cov.........
Temp.............49  51  53  55  55  54  53  52
RH...............75  67  61  58  56  57  59  61
Eye lvl wnd dir..E   E   E   NE  NE  NE  NE  NE
Eye lvl wnd spd..6   6   7   7   6   6   6   6
Eye lvl wnd gst..                7   7   7   7
Mix hgt (kft)....0.2 0.2 0.3 0.3 0.4 0.3 0.2 0.2
Transp wind dir..NE  NE  NE  NE  NE  NE  N   N
Transp wind spd..5   5   6   7   7   7   7   6
Haines index.....5   5   5   5   5   5   5   5
VRate kt-ft/1000.0   0   0   0   0   0   0   0

$$
Forecaster...Considine
Requested by...Lee Osterland
Type of request...PRESCRIBED
.TAG 1810371.0/DTX
.DELDT 05/21/18
.EMAIL osterlandl@michigan.gov



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