730
FNUS73 KGRR 080900
FWSGRR

Spot Forecast for Brooks 286...USFS
National Weather Service Grand Rapids MI
500 AM EDT Thu May 8 2025

Forecast is based on ignition time of 0800 EDT on May 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...
Good mixing conditions today and a light northeast breeze.
Relative humidity will drop quite a bit during the afternoon,
reaching about 25 percent.

.TODAY...

Sky/weather.........Sunny (0-5 percent).
Temperature.........42 at ignition...Max 64.
RH..................73 percent at ignition...Min 25 percent.
Wind (20 ft)........Winds east at 6 mph at ignition...otherwise
                    Northeast winds 6 to 7 mph.
Mixing height.......1200 ft AGL at ignition...otherwise 4800 ft
                    AGL.
Mixing winds........Northeast 10 to 13 mph.
Smoke dispersal.....160 /fair/ at ignition. Max...500 /good/.

TIME (EDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
Sky (%).........3      1      2      2      1      3
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............42     49     55     59     62     62
RH..............73     52     38     29     26     26
20 ft wind......E 6    NE 6   NE 6   NE 7   NE 7   NE 6
20 ft wind gust.14     14     15     15     16     15
Mix hgt (ft)....1200   2100   3600   4100   4800   4700
Mixing wind.....E 13   NE 12  NE 13  NE 12  NE 10  NE 10
Smoke disprsl...160    240    460    470    490    490

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent). Areas of frost
                    overnight.
Temperature.........Min 33.
RH..................Max 75 percent.
Wind (20 ft)........Northeast winds 5 to 6 mph in the evening
                    becoming light.
Mixing height.......300 ft AGL.
Mixing winds........East 5 to 10 mph.
Smoke dispersal.....260 (fair) early in the evening decreasing to
                    10 (poor) late in the night.

$$
Forecaster...Scholten
Requested by...Dean Chambers
Type of request...PRESCRIBED
.TAG 2513427.0/GRR
.DELDT 05/08/25
.FormatterVersion 2.0.0
.EMAIL dean.chambers@usda.gov,richard.w.davis@usda.gov