Spot Forecast
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
913 FNUS73 KGRR 060842 FWSGRR Spot Forecast for Baldwin Fuels Unit 5...USFS National Weather Service Grand Rapids MI 442 AM EDT Mon May 6 2024 Forecast is based on ignition time of 0700 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... High pressure over the area early this morning will slowly drift to the east today. This will allow winds to become more from the SE and increase slightly this afternoon. Only thin high clouds are expected this morning, then will clear out this afternoon. Rain is expected to develop over the area Tuesday afternoon. .REST OF TODAY... Sky/weather.........Mostly sunny (10-20 percent). Temperature.........42 at ignition...Max 73. RH..................93 percent at ignition...Min 27 percent. Wind (20 ft)........Winds light at ignition...otherwise Southeast winds 6 to 9 mph. Mixing height.......100 ft AGL at ignition...otherwise 7000 ft AGL. Mixing winds........Southeast 10 to 15 mph. Smoke dispersal.....10 /poor/ at ignition. Max...1000 /excellent/. Haines Index........5 or moderate potential for large plume dominated fire growth at ignition...max 5. TIME (EDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM Sky (%).........30 18 13 8 5 4 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Temp............42 51 62 67 71 73 RH..............93 68 48 40 30 27 20 ft wind......Light SE 5 SE 8 SE 8 SE 8 SE 9 20 ft wind gust. 5 10 10 12 12 14 Mix hgt (ft)....100 1300 4000 5500 6500 7000 Mixing wind.....E 5 SE 10 SE 10 SE 12 SE 13 SE 14 Haines index....5 5 5 5 5 5 Smoke disprsl...10 130 400 580 840 980 .TONIGHT... Sky/weather.........Mostly clear (5-15 percent). Temperature.........Min 45. RH..................Max 80 percent. Wind (20 ft)........Southeast winds 7 to 10 mph. Mixing height.......500 ft AGL. Mixing winds........East 10 to 15 mph. Smoke dispersal.....Decreasing to 50 (poor) late in the night. Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. .TUESDAY... Sky/weather.........Mostly sunny (40-50 percent) then becoming mostly cloudy (75-85 percent). Rain showers through mid afternoon. Slight chance of thunderstorms in the afternoon. Rain showers likely late in the day. Temperature.........Max 71. RH..................Min 42 percent. Wind (20 ft)........Southeast winds 12 to 16 mph. Gusty and erratic winds expected near thunderstorms in the afternoon. Mixing height.......3500 ft AGL. Mixing winds........Southeast 20 to 25 mph shifting to the south around 20 mph in the evening. Smoke dispersal.....100 (poor) early in the morning increasing to 950 (excellent) in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. $$ Forecaster...Jeruzal Requested by...Nieland Type of request...PRESCRIBED .TAG 2413213.0/GRR .DELDT 05/06/24 .FormatterVersion 2.0.0 .EMAIL Jeff.Nieland@usda.gov