Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
899 FNUS53 KGRR 210738 FWFGRR Fire Weather Planning Forecast for Southwest Lower Michigan National Weather Service Grand Rapids MI 338 AM EDT Sat Sep 21 2024 ...Sunny today, wet Sunday... .DISCUSSION...Sunny conditions are expected today after the fog burns off. Showers and isolated thunderstorms are expected Sunday. A half to an inch of rain is possible Sunday. MIZ037>039-043>045-212015- Mason-Lake-Osceola-Oceana-Newaygo-Mecosta- Including the cities of Ludington, Baldwin, Reed City, Hart, Fremont, and Big Rapids 338 AM EDT Sat Sep 21 2024 .TODAY... Sky/weather.........Mostly sunny (20-30 percent). Widespread dense fog until 9 AM, then areas of dense fog until 10 AM, then patchy fog until 11 AM. Max temperature.....76-81 near Lake Michigan and around 84 Inland. 24 hr trend......3 degrees warmer near Lake Michigan and 4 degrees warmer Inland. Min humidity........45-50 percent near Lake Michigan and 37-42 percent Inland. 24 hr trend...... 24 hr trend......14 percent drier. 24 hr trend...... 20-foot winds.......West winds 5 to 6 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2100-2600 ft AGL near Lake Michigan and 4200-4700 ft AGL Inland. Transport winds.....Northwest 5 to 10 mph. Smoke dispersal.....350-530 (good). Pcpn Amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent). Slight chance of rain showers after 12 AM. Slight chance of thunderstorms after 5 AM. Chance of pcpn......20 percent after midnight. Min temperature.....54-59. 24 hr trend......2 degrees warmer. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......South winds up to 5 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......100-600 ft AGL. Transport winds.....South 5 to 10 mph. Smoke dispersal.....40-50 (poor). Pcpn Amount.........None. .SUNDAY... Sky/weather.........Mostly cloudy (75-85 percent). Rain showers likely and a chance of thunderstorms. Patchy fog after 5 PM. Chance of pcpn......70 percent. Max temperature.....73-78. 24 hr trend......9 degrees cooler. Min humidity........58-63 percent. 24 hr trend......31 percent wetter. 20-foot winds.......South winds around 5 mph shifting to the northwest around 7 mph in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......2200-2700 ft AGL. Transport winds.....Southwest around 10 mph shifting to the northwest in the afternoon. Smoke dispersal.....220-260 (fair). Pcpn Amount.........0.32-0.71 in. $$ MIZ040-046-212015- Clare-Isabella- Including the cities of Clare and Mount Pleasant 338 AM EDT Sat Sep 21 2024 .TODAY... Sky/weather.........Sunny (15-25 percent). Widespread dense fog until 9 AM, then areas of dense fog until 10 AM, then patchy fog until 11 AM. Max temperature.....82-87. 24 hr trend......1 degree warmer. Min humidity........33-38 percent. 24 hr trend......3 percent drier. 20-foot winds.......West winds 5 to 6 mph. Haines Index........6 or high potential for large plume dominated fire growth. Mixing height.......5000-5500 ft AGL. Transport winds.....Northwest 5 to 10 mph. Smoke dispersal.....400-580 (good). Pcpn Amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent). Min temperature.....53-58. 24 hr trend......1 degree warmer. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Light winds. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......0-500 ft AGL. Transport winds.....Southeast around 5 mph. Smoke dispersal.....30-40 (poor). Pcpn Amount.........None. .SUNDAY... Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain showers until 2 PM. Rain showers likely after 2 PM. Patchy fog after 7 PM. Chance of pcpn......60 percent. Max temperature.....75-80. 24 hr trend......9 degrees cooler. Min humidity........54-59 percent. 24 hr trend......18 percent wetter. 20-foot winds.......Light winds becoming southwest around 6 mph in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......2600-3100 ft AGL. Transport winds.....Southwest around 10 mph. Smoke dispersal.....340-410 (good). Pcpn Amount.........0.15-0.59 in. $$ MIZ050-056-064-071-212015- Muskegon-Ottawa-Allegan-Van Buren- Including the cities of Muskegon, Grand Haven, Jenison, Holland, and South Haven 338 AM EDT Sat Sep 21 2024 .TODAY... Sky/weather.........Partly sunny (55-65 percent) until 11 AM, then sunny (10-20 percent). Widespread dense fog until 9 AM, then areas of dense fog until 11 AM. Max temperature.....82-87. 24 hr trend......3 degrees warmer. Min humidity........36-41 percent. 24 hr trend......13 percent drier. 20-foot winds.......Light winds. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......1900-2400 ft AGL near Lake Michigan and 3800-4300 ft AGL Inland. Transport winds.....Northwest around 5 mph. Smoke dispersal.....190-370 (fair to good). Pcpn Amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent) until 5 AM, then mostly cloudy (65-75 percent). Slight chance of rain showers after 4 AM. Chance of pcpn......20 percent overnight. Min temperature.....58-63. 24 hr trend......2 degrees warmer. Max humidity........92-97 percent. 24 hr trend......Unchanged. 20-foot winds.......Southeast winds up to 5 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......100-600 ft AGL. Transport winds.....South 5 to 10 mph. Smoke dispersal.....50 (poor). Pcpn Amount.........none to 0.03 in. .SUNDAY... Sky/weather.........Mostly cloudy (75-85 percent). Showers likely and a chance of thunderstorms. Patchy fog after 6 PM. Chance of pcpn......70 percent. Max temperature.....73-78. 24 hr trend......8 degrees cooler. Min humidity........64-69 percent. 24 hr trend......30 percent wetter. 20-foot winds.......Southwest winds 5 to 9 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......1000-1500 ft AGL near Lake Michigan and 1900-2400 ft AGL Inland. Transport winds.....Southwest around 10 mph. Smoke dispersal.....250-280 (fair). Pcpn Amount.........0.13-0.66 in. $$ MIZ051-052-057>059-212015- Montcalm-Gratiot-Kent-Ionia-Clinton- Including the cities of Greenville, Alma, Grand Rapids, Ionia, and St. Johns 338 AM EDT Sat Sep 21 2024 .TODAY... Sky/weather.........Partly sunny (50-60 percent) until 11 AM, then sunny (5-15 percent). Areas of dense fog until 10 AM, then patchy fog until 11 AM. Max temperature.....82-87. 24 hr trend......1 degree cooler. Min humidity........33-38 percent. 24 hr trend......7 percent drier. 20-foot winds.......Light winds becoming west around 5 mph in the afternoon. Haines Index........6 or high potential for large plume dominated fire growth. Mixing height.......5300-5800 ft AGL. Transport winds.....Northwest 5 to 10 mph. Smoke dispersal.....370-630 (good to excellent). Pcpn Amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (35-45 percent). Min temperature.....56-61. 24 hr trend......Unchanged. Max humidity........91-96 percent. 24 hr trend......Unchanged. 20-foot winds.......South winds up to 5 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......100-600 ft AGL. Transport winds.....South 5 to 10 mph. Smoke dispersal.....30-50 (poor). Pcpn Amount.........None. .SUNDAY... Sky/weather.........Partly sunny (60-70 percent) until 2 PM, then cloudy (85-95 percent). Chance of rain showers until 2 PM. Rain showers likely after 2 PM. Patchy fog after 6 PM. Chance of pcpn......60 percent. Max temperature.....76-81. 24 hr trend......4 degrees cooler. Min humidity........52-57 percent. 24 hr trend......22 percent wetter. 20-foot winds.......South winds 5 to 9 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......2900-3400 ft AGL. Transport winds.....Southwest around 10 mph. Smoke dispersal.....390-410 (good). Pcpn Amount.........0.07-0.56 in. $$ MIZ065>067-072>074-212015- Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, Charlotte, Lansing, Kalamazoo, Battle Creek, and Jackson 338 AM EDT Sat Sep 21 2024 .TODAY... Sky/weather.........Partly sunny (55-65 percent) until 11 AM, then sunny (10-20 percent). Areas of dense fog until 10 AM, then patchy fog until 11 AM. Max temperature.....83-88. 24 hr trend......2 degrees warmer. Min humidity........34-39 percent. 24 hr trend......12 percent drier. 20-foot winds.......Light winds becoming northwest around 5 mph in the afternoon. Haines Index........6 or high potential for large plume dominated fire growth. Mixing height.......4500-5000 ft AGL. Transport winds.....Northwest 5 to 10 mph. Smoke dispersal.....280-520 (fair to good). Pcpn Amount.........None. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Min temperature.....58-63. 24 hr trend......1 degree warmer. Max humidity........91-96 percent. 24 hr trend......Unchanged. 20-foot winds.......South winds up to 5 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......100-600 ft AGL. Transport winds.....South 5 to 10 mph. Smoke dispersal.....30-50 (poor). Pcpn Amount.........none to 0.02 in. .SUNDAY... Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain showers until 2 PM. Chance of thunderstorms. Rain showers likely after 2 PM. Chance of pcpn......60 percent. Max temperature.....78-83. 24 hr trend......6 degrees cooler. Min humidity........49-54 percent. 24 hr trend......25 percent wetter. 20-foot winds.......South winds 5 to 9 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2600-3100 ft AGL. Transport winds.....South around 10 mph. Smoke dispersal.....270-340 (fair to good). Pcpn Amount.........0.07-0.49 in. $$ .FORECAST FOR DAYS 3 THROUGH 7... .SUNDAY NIGHT...Mostly cloudy. Showers likely and a slight chance of thunderstorms in the evening, then a chance of showers overnight. Lows in the mid 50s. Northwest winds 5 to 9 mph. .MONDAY...Partly sunny. Highs around 70. North winds 5 to 9 mph. .MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the lower 50s. Northeast winds 5 to 8 mph. .TUESDAY...Partly sunny with a chance of showers. Highs around 70. Northeast winds 5 to 9 mph. .TUESDAY NIGHT...Partly cloudy. Chance of showers in the evening. Lows in the lower 50s. North winds 5 to 6 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northwest winds 5 to 9 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Mostly sunny. Highs in the mid 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Mostly sunny. Highs in the mid 70s. $$