Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
775 FNUS53 KGRR 250751 FWFGRR Fire Weather Planning Forecast for Southwest Lower Michigan National Weather Service Grand Rapids MI 351 AM EDT Tue Jun 25 2024 ...Strong to Severe Thunderstorms This Morning and Afternoon... .DISCUSSION...A cluster of thunderstorms currently over northern Wisconsin continues to move southeastwards towards lower Michigan and will arrive within the next few hours. Damaging wind gusts and hail will be possible as these storms move through the area. Additional thunderstorms will be possible this afternoon and evening across southern Michigan. Meanwhile, conditions will be humid today. Temperatures will peak in the low to mid 80s with dewpoints surging towards 60 to 70 degrees leading to min RH values of around 60 to 70 percent. Conditions will stay humid through Wednesday, then min RH values bottom out Thursday around 35 to 45 percent. MIZ037>039-043>045-252045- Mason-Lake-Osceola-Oceana-Newaygo-Mecosta- Including the cities of Ludington, Baldwin, Reed City, Hart, Fremont, and Big Rapids 351 AM EDT Tue Jun 25 2024 .TODAY... Sky/weather.........Partly sunny (50-60 percent). Showers and a chance of thunderstorms until 2 PM. Chance of pcpn......90 percent until midday. Max temperature.....78-83. 24 hr trend......Unchanged. Min humidity........57-62 percent. 24 hr trend......26 percent wetter. 20-foot winds.......Southwest winds 9 to 14 mph with gusts to around 26 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......1200-1700 ft AGL near Lake Michigan and 3200-3700 ft AGL Inland. Transport winds.....West around 20 mph. Smoke dispersal.....460-770 (good to excellent). Pcpn Amount.........none to 0.03 in. .TONIGHT... Sky/weather.........Mostly clear (20-30 percent). Min temperature.....57-62. 24 hr trend......Unchanged. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......West winds 5 to 6 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......0-500 ft AGL near Lake Michigan and 1300-1800 ft AGL Inland. Transport winds.....Northwest around 10 mph. Smoke dispersal.....50-230 (poor to fair). Pcpn Amount.........None. .WEDNESDAY... Sky/weather.........Mostly sunny (25-35 percent). Max temperature.....74-79. 24 hr trend......4 degrees cooler. Min humidity........63-68 percent near Lake Michigan and 52-57 percent Inland. 24 hr trend......7 percent wetter near Lake Michigan and 5 percent drier Inland. 20-foot winds.......Northwest winds 6 to 11 mph. Gusts up to 21 mph in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......1600-2100 ft AGL near Lake Michigan and 5600-6100 ft AGL Inland. Transport winds.....Northwest 10 to 15 mph. Smoke dispersal.....560-830 (good to excellent). Pcpn Amount.........none to 0.02 in. $$ MIZ040-046-252045- Clare-Isabella- Including the cities of Clare and Mount Pleasant 351 AM EDT Tue Jun 25 2024 .TODAY... Sky/weather.........Partly sunny (55-65 percent). Showers and a chance of thunderstorms until 2 PM. Chance of pcpn......90 percent until midday. Max temperature.....Around 81. 24 hr trend......3 degrees warmer. Min humidity........58-63 percent. 24 hr trend......22 percent wetter. 20-foot winds.......Southwest winds 10 to 15 mph with higher gusts. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......3300-3800 ft AGL. Transport winds.....Southwest around 20 mph. Smoke dispersal.....580-830 (good to excellent). Pcpn Amount.........none to 0.05 in. .TONIGHT... Sky/weather.........Mostly clear (15-25 percent). Slight chance of rain showers after 11 PM. Chance of pcpn......20 percent after midnight. Min temperature.....56-61. 24 hr trend......Unchanged. Max humidity........91-96 percent. 24 hr trend......Unchanged. 20-foot winds.......West winds around 5 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2000-2500 ft AGL decreasing to 0-500 ft AGL overnight. Transport winds.....Northwest around 10 mph. Smoke dispersal.....50-350 (poor to good). Pcpn Amount.........None. .WEDNESDAY... Sky/weather.........Mostly sunny (25-35 percent). Max temperature.....74-79. 24 hr trend......6 degrees cooler. Min humidity........51-56 percent. 24 hr trend......4 percent drier. 20-foot winds.......Northwest winds 5 to 10 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......4300-4800 ft AGL. Transport winds.....Northwest 10 to 15 mph. Smoke dispersal.....490-670 (good to excellent). Pcpn Amount.........none to 0.02 in. $$ MIZ050-056-064-071-252045- Muskegon-Ottawa-Allegan-Van Buren- Including the cities of Muskegon, Grand Haven, Jenison, Holland, and South Haven 351 AM EDT Tue Jun 25 2024 .TODAY... Sky/weather.........Partly sunny (50-60 percent). Showers with thunderstorms likely until 2 PM. Chance of pcpn......80 percent until midday. Max temperature.....83-88. 24 hr trend......1 degree warmer. Min humidity........58-63 percent. 24 hr trend......28 percent wetter. 20-foot winds.......South winds around 14 mph shifting to the west around 11 mph in the afternoon. Gusts up to 27 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......900-1400 ft AGL near Lake Michigan and 3000-3500 ft AGL Inland. Transport winds.....Southwest around 20 mph. Smoke dispersal.....510-770 (good to excellent). Pcpn Amount.........none to 0.08 in. .TONIGHT... Sky/weather.........Partly cloudy (35-45 percent) until 5 AM, then mostly cloudy (65-75 percent). Chance of showers and thunderstorms. Chance of pcpn......30 percent. Min temperature.....63-68. 24 hr trend......2 degrees warmer. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......West winds 5 to 6 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......900-1400 ft AGL. Transport winds.....West 5 to 10 mph. Smoke dispersal.....60-160 (poor to fair). Pcpn Amount.........None to 0.11 in. .WEDNESDAY... Sky/weather.........Mostly sunny (25-35 percent). Max temperature.....76-81. 24 hr trend......4 degrees cooler. Min humidity........56-61 percent. 24 hr trend......6 percent drier. 20-foot winds.......Northwest winds 6 to 11 mph. Gusts up to 20 mph in the afternoon. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2200-2700 ft AGL near Lake Michigan and 4600-5100 ft AGL Inland. Transport winds.....Northwest 10 to 15 mph. Smoke dispersal.....510-730 (good to excellent). Pcpn Amount.........none to 0.05 in. $$ MIZ051-052-057>059-252045- Montcalm-Gratiot-Kent-Ionia-Clinton- Including the cities of Greenville, Alma, Grand Rapids, Ionia, and St. Johns 351 AM EDT Tue Jun 25 2024 .TODAY... Sky/weather.........Partly sunny (55-65 percent). Showers and a chance of thunderstorms until 2 PM. Chance of pcpn......80 percent until midday. Max temperature.....Around 83. 24 hr trend......3 degrees warmer. Min humidity........49-54 percent. 24 hr trend......19 percent wetter. 20-foot winds.......Southwest winds 13 to 18 mph with gusts to around 28 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......3100-3600 ft AGL. Transport winds.....Southwest 20 to 25 mph. Smoke dispersal.....620-900 (excellent). Pcpn Amount.........none to 0.05 in. .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Chance of showers and a slight chance of thunderstorms. Chance of pcpn......30 percent. Min temperature.....62-67. 24 hr trend......2 degrees warmer. Max humidity........92-97 percent. 24 hr trend......Unchanged. 20-foot winds.......West winds around 6 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......1700-2200 ft AGL. Transport winds.....West 5 to 10 mph. Smoke dispersal.....40-290 (poor to fair). Pcpn Amount.........none to 0.05 in. .WEDNESDAY... Sky/weather.........Mostly sunny (30-40 percent). Max temperature.....Around 79. 24 hr trend......4 degrees cooler. Min humidity........43-48 percent. 24 hr trend......5 percent drier. 20-foot winds.......Northwest winds 6 to 11 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......5100-5600 ft AGL. Transport winds.....Northwest around 5 mph increasing to around 15 mph in the afternoon. Smoke dispersal.....530-820 (good to excellent). Pcpn Amount.........none to 0.02 in. $$ MIZ065>067-072>074-252045- Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, Charlotte, Lansing, Kalamazoo, Battle Creek, and Jackson 351 AM EDT Tue Jun 25 2024 .TODAY... Sky/weather.........Partly sunny (55-65 percent). Showers and a chance of thunderstorms until 2 PM. Chance of pcpn......80 percent. Max temperature.....Around 85. 24 hr trend......4 degrees warmer. Min humidity........57-62 percent. 24 hr trend......23 percent wetter. 20-foot winds.......South winds around 16 mph shifting to the west around 15 mph in the afternoon. Gusts up to 27 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......3400-3900 ft AGL. Transport winds.....Southwest 20 to 25 mph. Smoke dispersal.....580-940 (good to excellent). Pcpn Amount.........none to 0.08 in. .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent) until 5 AM, then mostly cloudy (70-80 percent). Chance of showers and thunderstorms. Chance of pcpn......40 percent. Min temperature.....65-70. 24 hr trend......4 degrees warmer. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......West winds around 6 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......1200-1700 ft AGL. Transport winds.....West 5 to 10 mph. Smoke dispersal.....50-170 (poor to fair). Pcpn Amount.........0.03-0.12 in. .WEDNESDAY... Sky/weather.........Partly sunny (45-55 percent) until 5 PM, then sunny (5-15 percent). Max temperature.....76-81. 24 hr trend......6 degrees cooler. Min humidity........52-57 percent. 24 hr trend......7 percent drier. 20-foot winds.......Northwest winds 6 to 11 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......4500-5000 ft AGL. Transport winds.....Northwest around 5 mph increasing to around 15 mph in the afternoon. Smoke dispersal.....400-730 (good to excellent). Pcpn Amount.........None to 0.11 in. $$ .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds 5 to 10 mph. .THURSDAY...Sunny. Highs in the mid 70s. North winds 5 to 9 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast winds up to 5 mph shifting to the southeast 5 to 7 mph overnight. .FRIDAY...Partly sunny. Chance of showers in the afternoon. Highs around 80. South winds 5 to 10 mph. .FRIDAY NIGHT...Warmer. Mostly cloudy. Chance of showers in the evening, then showers likely and a chance of thunderstorms overnight. Lows in the upper 60s. South winds 5 to 10 mph. .SATURDAY...Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. West winds 7 to 12 mph. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SUNDAY...Sunny. Highs in the mid 70s. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MONDAY...Mostly sunny. Highs in the upper 70s. $$