Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
868 FNUS53 KGRR 200749 FWFGRR Fire Weather Planning Forecast for Southwest Lower Michigan National Weather Service Grand Rapids MI 349 AM EDT Thu Jun 20 2024 ...Hot/Humid, scattered storms... .DISCUSSION...Scattered storms will continue today and Friday as a weak frontal boundary moves back and forth across the region. Locally heavy rainfall is possible with any storm that develops. Hot and humid conditions will continue south of I-96 through Saturday with heat indices in the mid to upper 90s. MIZ037>039-043>045-202015- Mason-Lake-Osceola-Oceana-Newaygo-Mecosta- Including the cities of Ludington, Baldwin, Reed City, Hart, Fremont, and Big Rapids 349 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Mostly cloudy (75-85 percent). Showers likely until 9 AM. Chance of thunderstorms. Chance of showers after 9 AM. Chance of pcpn......60 percent. Max temperature.....82-87. 24 hr trend......5 degrees cooler. Min humidity........57-62 percent. 24 hr trend......8 percent wetter. 20-foot winds.......Northeast winds 5 to 8 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......2100-2600 ft AGL near Lake Michigan and 3500-4000 ft AGL Inland. Transport winds.....East 5 to 10 mph. Smoke dispersal.....180-210 (fair). Pcpn Amount.........0.03-0.29 in. .TONIGHT... Sky/weather.........Partly cloudy (35-45 percent). Chance of showers and thunderstorms. Patchy fog after 2 AM. Chance of pcpn......30 percent. Min temperature.....61-66. 24 hr trend......3 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds up to 5 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......200-700 ft AGL near Lake Michigan and 1900-2400 ft AGL Inland. Transport winds.....East around 10 mph. Smoke dispersal.....90-140 (poor to fair). Pcpn Amount.........None to 0.21 in. .FRIDAY... Sky/weather.........Partly sunny (50-60 percent). Patchy fog until 9 AM. Chance of showers and thunderstorms. Chance of pcpn......50 percent. Max temperature.....83-88. 24 hr trend......Unchanged. Min humidity........55-60 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds becoming west around 5 mph in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......1000-1500 ft AGL near Lake Michigan and 4200-4700 ft AGL Inland. Transport winds.....Southwest around 10 mph. Smoke dispersal.....360-460 (good). Pcpn Amount.........None to 0.19 in. $$ MIZ040-046-202015- Clare-Isabella- Including the cities of Clare and Mount Pleasant 349 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Mostly cloudy (70-80 percent). Chance of showers until 2 PM. Chance of thunderstorms. Showers likely after 2 PM. Chance of pcpn......60 percent. Max temperature.....80-85. 24 hr trend......8 degrees cooler. Min humidity........54-59 percent. 24 hr trend......13 percent wetter. 20-foot winds.......Light winds becoming east around 5 mph in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......3000-3500 ft AGL. Transport winds.....East 5 to 10 mph. Smoke dispersal.....220-240 (fair). Pcpn Amount.........0.01-0.12 in. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Chance of showers and thunderstorms until 11 PM. Chance of rain showers after 1 AM. Slight chance of thunderstorms after 5 AM. Patchy fog after 2 AM. Chance of pcpn......30 percent. Min temperature.....58-63. 24 hr trend......3 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......1800-2300 ft AGL. Transport winds.....East 5 to 10 mph. Smoke dispersal.....40-130 (poor to fair). Pcpn Amount.........None to 0.20 in. .FRIDAY... Sky/weather.........Partly sunny (50-60 percent). Patchy fog until 9 AM. Chance of showers. Chance of thunderstorms after 11 AM. Chance of pcpn......50 percent. Max temperature.....82-87. 24 hr trend......Unchanged. Min humidity........53-58 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Southeast winds 5 to 6 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......4500-5000 ft AGL. Transport winds.....Southwest 5 to 10 mph. Smoke dispersal.....280-370 (fair to good). Pcpn Amount.........0.09-0.28 in. $$ MIZ050-056-064-071-202015- Muskegon-Ottawa-Allegan-Van Buren- Including the cities of Muskegon, Grand Haven, Jenison, Holland, and South Haven 349 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Mostly sunny (35-45 percent). Chance of showers and thunderstorms. Chance of pcpn......40 percent. Max temperature.....86-91. 24 hr trend......3 degrees cooler. Min humidity........54-59 percent. 24 hr trend......14 percent wetter. 20-foot winds.......Light winds becoming northwest around 5 mph in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......2500-3000 ft AGL near Lake Michigan and 5600-6100 ft AGL Inland. Transport winds.....Southeast around 5 mph shifting to the northwest in the afternoon. Smoke dispersal.....350-380 (good). Pcpn Amount.........None to 0.35 in. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Patchy fog after 12 AM. Slight chance of showers and thunderstorms after 4 AM. Chance of pcpn......20 percent. Min temperature.....64-69. 24 hr trend......1 degree cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......200-700 ft AGL near Lake Michigan and 2000-2500 ft AGL Inland. Transport winds.....Northeast around 5 mph shifting to the southeast overnight. Smoke dispersal.....70-130 (poor to fair). Pcpn Amount.........none to 0.01 in. .FRIDAY... Sky/weather.........Mostly sunny (25-35 percent). Patchy fog until 9 AM. Max temperature.....85-90. 24 hr trend......Unchanged. Min humidity........54-59 percent. 24 hr trend......2 percent drier. 20-foot winds.......Light winds becoming west around 5 mph in the afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......1000-1500 ft AGL near Lake Michigan and 4700-5200 ft AGL Inland. Transport winds.....West 5 to 10 mph. Smoke dispersal.....350-490 (good). Pcpn Amount.........none to 0.07 in. $$ MIZ051-052-057>059-202015- Montcalm-Gratiot-Kent-Ionia-Clinton- Including the cities of Greenville, Alma, Grand Rapids, Ionia, and St. Johns 349 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Mostly sunny (45-55 percent). Chance of thunderstorms. Showers likely after 2 PM. Chance of pcpn......60 percent. Max temperature.....86-91. 24 hr trend......6 degrees cooler. Min humidity........44-49 percent. 24 hr trend......12 percent wetter. 20-foot winds.......Northeast winds 5 to 8 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......4500-5000 ft AGL. Transport winds.....Northeast 5 to 10 mph. Smoke dispersal.....260-370 (fair to good). Pcpn Amount.........0.03-0.36 in. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Patchy fog after 1 AM. Slight chance of showers and thunderstorms after 5 AM. Chance of pcpn......20 percent toward daybreak. Min temperature.....63-68. 24 hr trend......3 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds up to 5 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......1800-2300 ft AGL. Transport winds.....East 5 to 10 mph. Smoke dispersal.....40-120 (poor). Pcpn Amount.........None to 0.18 in. .FRIDAY... Sky/weather.........Mostly sunny (35-45 percent). Patchy fog until 9 AM. Chance of showers. Chance of thunderstorms after 11 AM. Chance of pcpn......50 percent. Max temperature.....Around 88. 24 hr trend......2 degrees warmer. Min humidity........46-51 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds becoming west around 6 mph in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......4800-5300 ft AGL. Transport winds.....Southwest 5 to 10 mph. Smoke dispersal.....350-490 (good). Pcpn Amount.........None to 0.16 in. $$ MIZ065>067-072>074-202015- Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, Charlotte, Lansing, Kalamazoo, Battle Creek, and Jackson 349 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Mostly sunny (40-50 percent). Chance of thunderstorms. Showers likely after 2 PM. Chance of pcpn......70 percent. Max temperature.....Around 89. 24 hr trend......2 degrees cooler. Min humidity........52-57 percent. 24 hr trend......4 percent wetter. 20-foot winds.......Light winds. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......5600-6100 ft AGL. Transport winds.....North around 5 mph. Smoke dispersal.....310-380 (good). Pcpn Amount.........0.03-0.65 in. .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent). Areas of fog after 12 AM. Min temperature.....66-71. 24 hr trend......2 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......1200-1700 ft AGL. Transport winds.....Northeast around 5 mph shifting to the southeast overnight. Smoke dispersal.....40-100 (poor). Pcpn Amount.........none to 0.10 in. .FRIDAY... Sky/weather.........Mostly sunny (30-40 percent). Patchy fog until 9 AM. Chance of showers. Chance of thunderstorms after 11 AM. Chance of pcpn......50 percent. Max temperature.....87-92. 24 hr trend......Unchanged. Min humidity........50-55 percent. 24 hr trend......2 percent drier. 20-foot winds.......Light winds becoming west around 5 mph in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......5100-5600 ft AGL. Transport winds.....West around 5 mph. Smoke dispersal.....350-480 (good). Pcpn Amount.........0.01-0.29 in. $$ .FORECAST FOR DAYS 3 THROUGH 7... .FRIDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Light winds becoming south 5 to 6 mph overnight. .SATURDAY...Partly sunny with a chance of showers. Chance of thunderstorms. Highs in the upper 80s. Southwest winds 6 to 11 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of thunderstorms. Showers. Lows in the upper 60s. Southwest winds 6 to 11 mph. .SUNDAY...Mostly sunny. Highs in the lower 80s. West winds 8 to 13 mph. .SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds 5 to 10 mph. .MONDAY...Sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. .TUESDAY...Mostly sunny. Highs in the mid 80s. .TUESDAY NIGHT...Partly cloudy with a chance of showers. Lows in the mid 60s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. $$