Spot Forecast
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
605 FNUS73 KGRR 090800 FWSGRR Spot Forecast for Looney 31...USFS National Weather Service Grand Rapids MI 400 AM EDT Thu May 9 2024 Forecast is based on ignition time of 0600 EDT on May 09. 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... Clouds will increase this morning but temperatures and mixing are still expected to increase from morning into the early afternoon. Winds will be mainly from the northeast but could vary a little from the east or north at times. Scattered showers could develop in the area during the afternoon and evening. .TODAY... Sky/weather.........Mostly sunny (40-50 percent) then becoming mostly cloudy (80-90 percent). Chance of rain showers in the afternoon. Temperature.........Max 64. RH..................Min 54 percent. Wind (20 ft)........Northeast winds 8 to 10 mph. Mixing height.......Increasing to 5300 ft AGL by noon. Mixing winds........East 10 to 13 mph shifting to the northeast 12 to 15 mph in the afternoon. Smoke dispersal.....60 (poor) early in the morning increasing to 610 (excellent) in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM Sky (%).........25 46 69 87 86 80 Weather cov..... S CHC CHANCE CHANCE Weather type....NONE NONE NONE RNSHWR RNSHWR RNSHWR Tstm cov........ Temp............49 56 61 62 61 59 RH..............86 69 56 54 56 57 20 ft wind......E 8 E 9 NE 9 NE 9 NE 10 NE 10 20 ft wind gust.12 13 14 14 15 16 Mix hgt (ft)....600 2300 5300 4600 4000 2300 Mixing wind.....E 10 E 13 E 12 NE 10 NE 13 NE 14 Haines index....4 4 4 4 4 4 Smoke disprsl...60 290 610 470 500 320 .TONIGHT... Sky/weather.........Mostly cloudy (65-75 percent) then becoming partly cloudy (30-40 percent). Slight chance of rain showers in the evening. Temperature.........Min 40. RH..................Max 86 percent. Wind (20 ft)........Northeast winds 5 to 9 mph becoming light. Mixing height.......400 ft AGL. Mixing winds........Northeast 5 to 13 mph shifting to the north around 3 mph toward daybreak. Smoke dispersal.....10 (poor). Haines Index........3 or very low potential for large plume dominated fire growth. .FRIDAY... Sky/weather.........Sunny (10-20 percent). Temperature.........Max 62. RH..................Min 42 percent. Wind (20 ft)........Northwest winds 5 to 7 mph shifting to the west 7 to 10 mph in the afternoon. Mixing height.......5000 ft AGL. Mixing winds........Northwest 3 to 7 mph shifting to the west 8 to 12 mph in the afternoon. Smoke dispersal.....20 (poor) early in the morning increasing to 500 (good) in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. $$ Forecaster...Scholten Requested by...Todd Moore Type of request...PRESCRIBED .TAG 2413552.0/GRR .DELDT 05/09/24 .FormatterVersion 2.0.0 .EMAIL tbmoore01@gmail.com