139 FNUS53 KGRR 201949 FWFGRR Fire Weather Planning Forecast for Southwest Lower Michigan National Weather Service Grand Rapids MI 349 PM EDT Mon May 20 2019 ...Warming trend through the week... .DISCUSSION... Ridge of high pressure brings clear and cold weather tonight. returning warm front sends clouds back in on Tuesday followed by showers and storms late Tuesday night and Wednesday morning. Turning warmer and more humid later in the week, with highs near 80 Thursday through Saturday. MIZ037>039-043>045-210830- Mason-Lake-Osceola-Oceana-Newaygo-Mecosta- Including the cities of Ludington, Baldwin, Reed City, Hart, Fremont, and Big Rapids 349 PM EDT Mon May 20 2019 .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Areas of frost after 0200. Min temperature.....33-38. 24 hr trend......5 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......North winds around 5 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......Near Lake Michigan, 0-200 ft AGL. Mixing height....... inland, 2300-2800 ft AGL decreasing to 0-100 ft AGL overnight. Transport winds.....North 5 to 10 mph. Smoke dispersal.....500 (good) decreasing to 0 (poor) overnight. Pcpn Amount.........None. .TUESDAY... Sky/weather.........Mostly sunny (40-50 percent). Max temperature.....62-67. 24 hr trend......10 degrees warmer. Min humidity........34-39 percent. 24 hr trend......18 percent drier. 20-foot winds.......East winds 5 to 9 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2200-2700 ft AGL near Lake Michigan and 5600-6100 ft AGL inland. Transport winds.....East around 10 mph. Smoke dispersal.....700-800 (excellent). Pcpn Amount.........None. .TUESDAY NIGHT... Sky/weather.........Cloudy (90-100 percent). Chance of rain showers after 0200. Chance of pcpn......40 percent overnight. Min temperature.....44-49. 24 hr trend......11 degrees warmer. Max humidity........88-93 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds 8 to 13 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......0-300 ft AGL near Lake Michigan and 700-1200 ft AGL inland. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....100 (poor). Pcpn Amount.........0.03-0.20 in. .WEDNESDAY... Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain showers until 1400. Chance of pcpn......50 percent until midday. Max temperature.....69-74. 24 hr trend......9 degrees warmer. Min humidity........49-54 percent. 24 hr trend......19 percent wetter. 20-foot winds.......Southeast winds 10 to 15 mph. Gusts up to 25 mph until midday. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......400-900 ft AGL near Lake Michigan and 2600-3100 ft AGL inland. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....300-500 (good). Pcpn Amount.........none to 0.09 in. $$ MIZ040-046-210830- Clare-Isabella- Including the cities of Clare and Mount Pleasant 349 PM EDT Mon May 20 2019 .TONIGHT... Sky/weather.........Partly cloudy (20-30 percent). Areas of frost after 0200. Min temperature.....33-38. 24 hr trend......5 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Northwest winds around 6 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2800-3300 ft AGL decreasing to 0-100 ft AGL overnight. Transport winds.....North 5 to 10 mph. Smoke dispersal.....600 (excellent) decreasing to 0 (poor) overnight. Pcpn Amount.........None. .TUESDAY... Sky/weather.........Mostly sunny (30-40 percent). Max temperature.....Around 64. 24 hr trend......11 degrees warmer. Min humidity........34-39 percent. 24 hr trend......18 percent drier. 20-foot winds.......East winds 5 to 10 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......5000-5500 ft AGL. Transport winds.....East around 10 mph. Smoke dispersal.....700 (excellent). Pcpn Amount.........None. .TUESDAY NIGHT... Sky/weather.........Cloudy (85-95 percent). Chance of rain showers after 0200. Chance of pcpn......30 percent overnight. Min temperature.....Around 47. 24 hr trend......7 degrees warmer. Max humidity........84-89 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds 7 to 12 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......500-1000 ft AGL. Transport winds.....East 10 to 15 mph. Smoke dispersal.....100 (poor). Pcpn Amount.........none to 0.08 in. .WEDNESDAY... Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain showers until 1400. Chance of pcpn......50 percent until midday. Max temperature.....66-71. 24 hr trend......3 degrees warmer. Min humidity........53-58 percent. 24 hr trend......19 percent wetter. 20-foot winds.......Southeast winds 9 to 14 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......2700-3200 ft AGL. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....300-400 (good). Pcpn Amount.........none to 0.09 in. $$ MIZ050-056-064-071-210830- Muskegon-Ottawa-Allegan-Van Buren- Including the cities of Muskegon, Grand Haven, Jenison, Holland, and South Haven 349 PM EDT Mon May 20 2019 .TONIGHT... Sky/weather.........Partly cloudy (35-45 percent) until 0500, then mostly cloudy (70-80 percent). Patchy frost after 0200. Min temperature.....Around 39. 24 hr trend......5 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Northwest winds around 5 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......Near Lake Michigan, 0-500 ft AGL. Mixing height....... inland, 1900-2400 ft AGL decreasing to 0-200 ft AGL overnight. Transport winds.....North around 5 mph. Smoke dispersal.....0-300 (poor to good). Pcpn Amount.........None. .TUESDAY... Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of rain showers. Chance of pcpn......20 percent. Max temperature.....59-64. 24 hr trend......10 degrees warmer. Min humidity........41-46 percent. 24 hr trend......17 percent drier. 20-foot winds.......East winds 6 to 11 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......1500-2000 ft AGL near Lake Michigan and 3500-4000 ft AGL inland. Transport winds.....East 10 to 15 mph. Smoke dispersal.....600 (excellent). Pcpn Amount.........None. .TUESDAY NIGHT... Sky/weather.........Cloudy (90-100 percent). Chance of rain showers after 0200. Chance of pcpn......50 percent overnight. Min temperature.....Around 50. 24 hr trend......10 degrees warmer. Max humidity........84-89 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds 10 to 15 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......0-400 ft AGL. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....100 (poor). Pcpn Amount.........0.14-0.26 in. .WEDNESDAY... Sky/weather.........Partly sunny (50-60 percent). Chance of rain showers until 1400. Chance of pcpn......40 percent until midday. Max temperature.....73-78. 24 hr trend......15 degrees warmer. Min humidity........50-55 percent. 24 hr trend......5 percent wetter. 20-foot winds.......Southeast winds 11 to 16 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......800-1300 ft AGL near Lake Michigan and 3800-4300 ft AGL inland. Transport winds.....South 15 to 20 mph. Smoke dispersal.....500-900 (good to excellent). Pcpn Amount.........none to 0.03 in. $$ MIZ051-052-057>059-210830- Montcalm-Gratiot-Kent-Ionia-Clinton- Including the cities of Greenville, Alma, Grand Rapids, Ionia, and St. Johns 349 PM EDT Mon May 20 2019 .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Patchy frost after 0200. Min temperature.....Around 39. 24 hr trend......8 degrees cooler. Max humidity........91-96 percent. 24 hr trend......Unchanged. 20-foot winds.......Northwest winds around 6 mph in the evening becoming light. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......2200-2700 ft AGL decreasing to 0-100 ft AGL overnight. Transport winds.....North 5 to 10 mph. Smoke dispersal.....0-300 (poor to good). Pcpn Amount.........None. .TUESDAY... Sky/weather.........Mostly sunny (40-50 percent). Max temperature.....Around 63. 24 hr trend......11 degrees warmer. Min humidity........39-44 percent. 24 hr trend......15 percent drier. 20-foot winds.......East winds 5 to 10 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......4800-5300 ft AGL. Transport winds.....East around 10 mph. Smoke dispersal.....600-700 (excellent). Pcpn Amount.........None. .TUESDAY NIGHT... Sky/weather.........Cloudy (85-95 percent). Chance of rain showers after 0200. Chance of pcpn......40 percent overnight. Min temperature.....Around 48. 24 hr trend......10 degrees warmer. Max humidity........81-86 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds 8 to 13 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......0-400 ft AGL. Transport winds.....East around 15 mph. Smoke dispersal.....100 (poor). Pcpn Amount.........0.02-0.19 in. .WEDNESDAY... Sky/weather.........Mostly cloudy (70-80 percent) until 1700, then mostly sunny (45-55 percent). Chance of rain showers until 1400. Chance of pcpn......50 percent until midday. Max temperature.....70-75. 24 hr trend......8 degrees warmer. Min humidity........52-57 percent. 24 hr trend......11 percent wetter. 20-foot winds.......Southeast winds 10 to 15 mph. Gusts up to 24 mph until midday. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......3300-3800 ft AGL. Transport winds.....South 15 to 20 mph. Smoke dispersal.....400-700 (good to excellent). Pcpn Amount.........none to 0.10 in. $$ MIZ065>067-072>074-210830- Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson- Including the cities of Hastings, Charlotte, Lansing, Kalamazoo, Battle Creek, and Jackson 349 PM EDT Mon May 20 2019 .TONIGHT... Sky/weather.........Partly cloudy (45-55 percent). Patchy frost after 0200. Min temperature.....Around 40. 24 hr trend......9 degrees cooler. Max humidity........95-100 percent. 24 hr trend......Unchanged. 20-foot winds.......Northwest winds around 5 mph in the evening becoming light. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......2400-2900 ft AGL decreasing to 0-200 ft AGL overnight. Transport winds.....North 5 to 10 mph. Smoke dispersal.....500 (good) decreasing to 0 (poor) overnight. Pcpn Amount.........None. .TUESDAY... Sky/weather.........Mostly cloudy (65-75 percent) until 1400, then partly sunny (50-60 percent). Max temperature.....Around 61. 24 hr trend......8 degrees warmer. Min humidity........44-49 percent. 24 hr trend......17 percent drier. 20-foot winds.......East winds 5 to 10 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......3700-4200 ft AGL. Transport winds.....East around 10 mph. Smoke dispersal.....500 (good). Pcpn Amount.........None. .TUESDAY NIGHT... Sky/weather.........Cloudy (85-95 percent). Chance of rain showers after 0200. Chance of pcpn......40 percent overnight. Min temperature.....Around 49. 24 hr trend......9 degrees warmer. Max humidity........84-89 percent. 24 hr trend......Unchanged. 20-foot winds.......East winds 8 to 13 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......0-400 ft AGL. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....0-100 (poor). Pcpn Amount.........0.02-0.20 in. .WEDNESDAY... Sky/weather.........Mostly cloudy (70-80 percent) until 1700, then mostly sunny (35-45 percent). Chance of rain showers until 1400. Chance of pcpn......50 percent until midday. Max temperature.....72-77. 24 hr trend......12 degrees warmer. Min humidity........54-59 percent. 24 hr trend......10 percent wetter. 20-foot winds.......South winds 10 to 15 mph. Haines Index........5 or moderate potential for large plume dominated fire growth. Mixing height.......1700-2200 ft AGL increasing to 3700-4200 ft AGL in the afternoon. Transport winds.....South around 20 mph. Smoke dispersal.....400-800 (good to excellent). Pcpn Amount.........none to 0.09 in. $$ .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 50s. South winds 6 to 11 mph. .THURSDAY...Mostly sunny. Highs in the mid 70s. West winds 9 to 14 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph shifting to the northeast 5 to 7 mph overnight. .FRIDAY...Mostly cloudy. Chance of showers in the afternoon. Highs in the upper 70s. South winds 6 to 11 mph. .FRIDAY NIGHT...Mostly cloudy. Showers likely and a chance of thunderstorms in the evening, then a chance of showers overnight. Lows in the lower 60s. Southwest winds 6 to 11 mph. .SATURDAY...Partly sunny. Highs in the mid 70s. West winds 8 to 13 mph. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Chance of showers. Highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Partly sunny. Chance of showers. Highs in the mid 70s. $$