FNUS73 KGRR 060907 FWSGRR Spot Forecast for Lonney/South Hoags/Shooting Range...USFS National Weather Service Grand Rapids MI 507 AM EDT Wed May 6 2026 Forecast is based on ignition time of 0900 EDT on May 06. 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... Mostly sunny skies are expected today with northwest winds capable of gusting up to 20 mph this afternoon. Minimum relative humidity values will drop into the upper 30s this afternoon. The probability of relative humidity values dropping below 35 percent is low. Other than a little more cloud cover and winds from the west, Thursday will be similar today with relative humidity values dropping to around 40 percent. .REST OF TODAY... Sky/weather.........Mostly sunny (30-40 percent). Temperature.........41 at ignition...Max 52. RH..................65 percent at ignition...Min 39 percent. Wind (20 ft)........Winds north at 3 mph at ignition...otherwise Light winds becoming northwest 5 to 9 mph in the late morning and afternoon. Mixing height.......1700 ft AGL at ignition...otherwise 6100 ft AGL. Mixing winds........North 7 to 8 mph shifting to the west 10 to 14 mph late in the morning. Smoke dispersal.....120 /poor/ at ignition. Max...820 /excellent/. TIME (EDT) 9 AM 11 AM 1 PM 3 PM 5 PM 7 PM Sky (%).........37 35 28 31 20 24 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Temp............41 47 48 50 51 50 RH..............65 45 44 39 39 41 20 ft wind......N 3 NW 6 NW 8 NW 9 NW 8 W 7 20 ft wind gust.8 13 15 16 15 13 Mix hgt (ft)....1700 5000 6100 5900 5500 4400 Mixing wind.....N 7 NW 10 W 12 W 14 W 14 W 10 Smoke disprsl...120 520 700 820 760 450 .TONIGHT... Sky/weather.........Mostly clear (15-25 percent) then becoming mostly cloudy (60-70 percent) then becoming mostly clear (15-25 percent). Areas of frost after 3 am. Temperature.........Min 34. RH..................Max 89 percent. Wind (20 ft)........West winds 5 to 8 mph early in the evening becoming light. Mixing height.......400 ft AGL. Mixing winds........West 6 to 13 mph. Smoke dispersal.....660 (excellent) early in the evening decreasing to 20 (poor) late in the night. .THURSDAY... Sky/weather.........Mostly sunny (25-35 percent). Areas of frost early in the morning. Temperature.........Max 53. RH..................Min 41 percent. Wind (20 ft)........Light winds becoming west 6 to 8 mph in the late morning and afternoon. Mixing height.......5900 ft AGL. Mixing winds........West 6 to 15 mph increasing to 16 to 20 mph late in the morning. Smoke dispersal.....20 (poor) early in the morning increasing to 1160 (excellent) in the afternoon. $$ Forecaster...Hansen Requested by...Joe Raspotnik Type of request...PRESCRIBED .TAG 2612839.0/GRR .DELDT 05/06/26 .FormatterVersion 2.0.0 .EMAIL brian.stearns@usda.gov,joseph.raspotnik@usda.gov,brandon.kelley@usda.gov