Spot Forecast
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
559 FNUS73 KGRR 011851 FWSGRR Spot Forecast for Deep Lake Woods...MI DNR National Weather Service Grand Rapids MI 251 PM EDT Wed May 1 2024 Forecast is based on ignition time of 1600 EDT on May 01. 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... West winds and good to excellent mixing will continue the next several hours and begin to settle down after 7 PM with the setting sun. Given the forested area of this burn, our 20 ft wind speed forecast may be an overestimate, but occasional stronger gusts are possible. There may be patches of high altitude clouds moving through. Area average Haines is on the borderline between 5 and 6. .REST OF TODAY... Sky/weather.........Sunny (10-20 percent). Temperature.........70 at ignition...Max 73. RH..................32 percent at ignition...Min 31 percent. Wind (20 ft)........Winds west at 18 mph at ignition...otherwise West winds 12 to 18 mph. Mixing height.......4300 ft AGL at ignition. Mixing winds........West 21 to 28 mph. Smoke dispersal.....1200 /excellent/ at ignition. Max...1200 /excellent/. Haines Index........6 or high potential for large plume dominated fire growth at ignition. TIME (EDT) 4 PM 6 PM 8 PM 10 PM MIDNGT 2 AM Sky (%).........18 14 20 24 29 33 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Temp............70 69 66 59 54 52 RH..............32 32 43 57 69 74 20 ft wind......W 18 W 14 W 8 NW 6 NW 3 NW 2 20 ft wind gust.28 23 15 10 7 6 Mix hgt (ft)....4300 3700 1500 500 400 400 Mixing wind.....W 28 W 23 W 15 NW 10 NW 9 N 8 Haines index....6 6 5 5 5 4 Smoke disprsl...1200 860 230 50 40 30 .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Temperature.........Min 48. RH..................Max 80 percent. Wind (20 ft)........Northwest winds 5 to 8 mph until midnight becoming light, then becoming northeast 5 to 6 mph toward daybreak. Mixing height.......400 ft AGL. Mixing winds........Northwest 8 to 15 mph shifting to the northeast around 8 mph toward daybreak. Smoke dispersal.....230 (fair) early in the evening decreasing to 30 (poor) late in the night. Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. .THURSDAY... Sky/weather.........Partly sunny (55-65 percent). Slight chance of rain showers early in the morning, then chance of rain showers. Temperature.........Max 75. RH..................Min 46 percent. Wind (20 ft)........East winds 6 to 8 mph shifting to the southeast 8 to 9 mph in the afternoon. Mixing height.......3000 ft AGL. Mixing winds........East 8 to 12 mph shifting to the southeast 12 to 16 mph in the afternoon. Smoke dispersal.....30 (poor) early in the morning increasing to 350 (good) in the afternoon. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. $$ Forecaster...Scholten Requested by...Jeff Vasher Type of request...PRESCRIBED .TAG 2412950.0/GRR .DELDT 05/01/24 .FormatterVersion 2.0.0 .EMAIL vasherj@michigan.gov