686
FNUS53 KGRR 190738
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
338 AM EDT Thu Sep 19 2024

...Sunny and hot today. Chance of storms Friday...

.DISCUSSION...One more day of sunny and hot weather is expected today.
A weak cold front will move through Friday. Scattered showers/storms are
possible and a couple could be strong to severe south of I-94.
Overall, qpf values are generally less than a quarter inch through
the weekend.


MIZ037>039-043>045-192015-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
338 AM EDT Thu Sep 19 2024

.TODAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....83-88.
   24 hr trend......Unchanged.
Min humidity........43-48 percent near Lake Michigan and 34-39
                    percent Inland.
   24 hr trend......9 percent wetter near Lake Michigan and 4
                    percent drier Inland.
20-foot winds.......South winds 5 to 8 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4700-5200 ft AGL near Lake Michigan and
                    6300-6800 ft AGL Inland.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....410-560 (good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....56-61.
   24 hr trend......7 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southeast around 6 mph
                    overnight.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......200-700 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....50-60 (poor).
Pcpn Amount.........none to 0.05 in.

.FRIDAY...
Sky/weather.........Partly sunny (55-65 percent). Chance of rain
                    showers until 2 PM. Chance of thunderstorms.
                    Rain showers likely after 2 PM.
Chance of pcpn......60 percent.
Max temperature.....77-82.
   24 hr trend......3 degrees cooler.
Min humidity........64-69 percent near Lake Michigan and 56-61
                    percent Inland.
   24 hr trend......24 percent wetter near Lake Michigan and 27
                    percent wetter Inland.
20-foot winds.......South winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1700-2200 ft AGL near Lake Michigan and
                    2900-3400 ft AGL Inland.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....360-520 (good).
Pcpn Amount.........0.02-0.24 in.


$$

MIZ040-046-192015-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
338 AM EDT Thu Sep 19 2024

.TODAY...
Sky/weather.........Sunny (20-30 percent). Patchy fog until 9 AM.
Max temperature.....Around 83.
   24 hr trend......Unchanged.
Min humidity........36-41 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......5900-6400 ft AGL.
Transport winds.....South around 5 mph.
Smoke dispersal.....350-430 (good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....Around 56.
   24 hr trend......1 degree warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southeast winds 5 to 6 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......400-900 ft AGL.
Transport winds.....Southeast around 10 mph.
Smoke dispersal.....50 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Partly sunny (60-70 percent). Chance of rain
                    showers. Chance of thunderstorms after 11 AM.
Chance of pcpn......50 percent.
Max temperature.....79-84.
   24 hr trend......1 degree cooler.
Min humidity........46-51 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......South winds 5 to 8 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4200-4700 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....420-600 (good to excellent).
Pcpn Amount.........0.05-0.23 in.


$$

MIZ050-056-064-071-192015-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
338 AM EDT Thu Sep 19 2024

.TODAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....83-88.
   24 hr trend......2 degrees warmer.
Min humidity........33-38 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Light winds.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......4300-4800 ft AGL near Lake Michigan and
                    6400-6900 ft AGL Inland.
Transport winds.....South around 5 mph.
Smoke dispersal.....300-410 (good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Min temperature.....59-64.
   24 hr trend......7 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds becoming southeast around 6 mph
                    overnight.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......100-600 ft AGL.
Transport winds.....Southeast around 5 mph increasing to south
                    around 15 mph overnight.
Smoke dispersal.....60-70 (poor).
Pcpn Amount.........none to 0.03 in.

.FRIDAY...
Sky/weather.........Partly sunny (50-60 percent). Chance of
                    showers.
Chance of pcpn......50 percent.
Max temperature.....82-87.
   24 hr trend......4 degrees cooler.
Min humidity........46-51 percent.
   24 hr trend......20 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.......1600-2100 ft AGL near Lake Michigan and
                    4000-4500 ft AGL Inland.
Transport winds.....South around 10 mph.
Smoke dispersal.....350-460 (good).
Pcpn Amount.........0.03-0.20 in.


$$

MIZ051-052-057>059-192015-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
338 AM EDT Thu Sep 19 2024

.TODAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....Around 85.
   24 hr trend......1 degree warmer.
Min humidity........35-40 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Light winds becoming southeast around 5 mph in
                    the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......6300-6800 ft AGL.
Transport winds.....Southeast around 5 mph.
Smoke dispersal.....310-370 (good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Min temperature.....56-61.
   24 hr trend......3 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southeast winds 5 to 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......200-700 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....60 (poor).
Pcpn Amount.........none to 0.01 in.

.FRIDAY...
Sky/weather.........Partly sunny (55-65 percent). Chance of rain
                    showers. Chance of thunderstorms after 2 PM.
Chance of pcpn......40 percent.
Max temperature.....80-85.
   24 hr trend......1 degree warmer.
Min humidity........46-51 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......South winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4100-4600 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....420-520 (good).
Pcpn Amount.........0.02-0.43 in.


$$

MIZ065>067-072>074-192015-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
338 AM EDT Thu Sep 19 2024

.TODAY...
Sky/weather.........Sunny (10-20 percent). Patchy fog until 9 AM.
Max temperature.....82-87.
   24 hr trend......1 degree warmer.
Min humidity........36-41 percent.
   24 hr trend......9 percent drier.
20-foot winds.......East winds 5 to 6 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......6200-6700 ft AGL.
Transport winds.....Southeast around 5 mph.
Smoke dispersal.....240-290 (fair).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent).
Min temperature.....56-61.
   24 hr trend......3 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southeast winds 5 to 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......300-800 ft AGL.
Transport winds.....Southeast around 10 mph.
Smoke dispersal.....60 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Partly sunny (45-55 percent). Chance of rain
                    showers after 2 PM.
Chance of pcpn......30 percent in the afternoon.
Max temperature.....82-87.
   24 hr trend......1 degree warmer.
Min humidity........40-45 percent.
   24 hr trend......9 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.......4900-5400 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....420-550 (good).
Pcpn Amount.........0.01-0.27 in.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.FRIDAY NIGHT...Partly cloudy. Slight chance of showers and
thunderstorms in the evening. Lows in the upper 50s. Light winds.
.SATURDAY...Sunny. Highs in the mid 80s. Northwest winds 5 to 6 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds up to 5 mph shifting to the southeast overnight.
.SUNDAY...Mostly cloudy. Chance of showers in the afternoon. Highs
around 80. South winds 5 to 9 mph.
.SUNDAY NIGHT...Mostly cloudy. Chance of showers in the evening,
then showers likely overnight. Lows in the upper 50s. Southeast
winds 5 to 7 mph shifting to the northeast overnight.
.MONDAY...Partly sunny with a chance of showers. Highs in the lower
70s. Northwest winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers. Chance of
thunderstorms. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs in the lower 70s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.WEDNESDAY...Mostly cloudy with a chance of showers. Highs around
70.

$$