068
FNUS73 KGRR 081252
FWSGRR

Spot Forecast for Peacock 545 piles...USDA FOREST SERVICE
National Weather Service Grand Rapids MI
752 AM EST Mon Dec 8 2025

Forecast is based on ignition time of 1000 EST on December 08.
If conditions become unrepresentative, contact the National Weather
Service.

Please contact our office at (616) 949-5150, if you have questions
or concerns with this forecast.

.DISCUSSION...
High pressure over the area this morning is bringing light winds to
the area, allowing for the very cold temperatures this morning. This
high will move east of the area today, and will allow southerly winds
to slowly increase through the day. A system will arrive tonight,
bringing snow to the area.

.REST OF TODAY...

Sky/weather.........Partly sunny (55-65 percent).
Temperature.........4 at ignition...Max 23.
RH..................72 percent at ignition...Min 46 percent.
Wind (20 ft)........Winds light and variable at
                    ignition...otherwise winds becoming south
                    5 to 7 mph in the afternoon.
Mixing height.......500 ft AGL at ignition...otherwise 2000 ft AGL.
Mixing winds........South 5 to 10 mph increasing to 10 to 15 mph.
Smoke dispersal.....25 /poor/ at ignition. Max...300 /good/.

TIME (EST)      10 AM  NOON   2 PM   4 PM   6 PM   8 PM
Sky (%).........54     63     65     61     56     60
Weather cov.....                                   S CHC
Weather type....NONE   NONE   NONE   NONE   NONE   SNOW
Tstm cov........
Temp............ 4     21     23     23     19     17
RH..............72     59     52     54     67     77
20 ft wind......SE 3   S 5    S 6    S 7    S 7    S 8
20 ft wind gust.3      8      8      10     15     15
Mix hgt (ft)....500    1600   2000   1700   500    400
Mixing wind.....SE 6   S 8    S 10   S 13   S 13   S 15
Smoke disprsl...25     130    200    300    60     70

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Chance of snow
                    in the evening, then snow overnight.
Temperature.........Min 13.
RH..................Max 100 percent.
Wind (20 ft)........South winds 7 to 13 mph. Gusts up to 25 mph in
                    the late evening and overnight.
Mixing height.......400 ft AGL.
Mixing winds........South 13 to 21 mph.
Smoke dispersal.....60 (poor).

.TUESDAY...

Sky/weather.........Cloudy (85-95 percent). Snow through the day.
                    Light freezing drizzle in the afternoon.
Temperature.........Max 32.
RH..................Min 85 percent.
Wind (20 ft)........Southwest winds 9 to 13 mph with gusts to
                    around 24 mph shifting to the west 6 to 9 mph
                    with gusts to around 21 mph late in the
                    morning.
Mixing height.......2400 ft AGL.
Mixing winds........Southwest 17 to 21 mph shifting to the west 14
                    to 22 mph in the afternoon.
Smoke dispersal.....90 (poor) early in the morning increasing to
                    480 (good) in the afternoon.

$$
Forecaster...Jeruzal
Requested by...Richard davis
Type of request...PRESCRIBED
.TAG 2527163.0/GRR
.DELDT 12/08/25
.FormatterVersion 2.0.0
.EMAIL richar.w.davis@usda.gov