108
FNUS53 KGRR 100731
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
331 AM EDT Thu Oct 10 2024

...Nice through early Friday then chances of rain and colder...

.DISCUSSION...
High pressure will continue to dominate our weather through the
first half of Friday. Mostly clear skies with cool nights and
comfortable days. A cold front will arrive later on Friday,
bringing chances of rain to the area on and off through the
weekend.

MIZ037>039-043>045-102030-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
331 AM EDT Thu Oct 10 2024

.TODAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....61-66.
   24 hr trend......5 degrees warmer.
Min humidity........36-41 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3200-3700 ft AGL.
Transport winds.....Southeast around 5 mph shifting to the
                    southwest in the afternoon.
Smoke dispersal.....150-200 (fair).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent).
Min temperature.....39-44.
   24 hr trend......11 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 9 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......200-700 ft AGL.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....50-80 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Partly sunny (45-55 percent). Chance of rain
                    showers after 2 PM.
Chance of pcpn......40 percent in the afternoon.
Max temperature.....71-76.
   24 hr trend......10 degrees warmer.
Min humidity........40-45 percent.
   24 hr trend......4 percent wetter.
20-foot winds.......Southwest winds 11 to 16 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......1100-1600 ft AGL near Lake Michigan and
                    2400-2900 ft AGL Inland.
Transport winds.....Southwest 20 to 25 mph.
Smoke dispersal.....570-810 (good to excellent).
Pcpn Amount.........None.


$$

MIZ040-046-102030-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
331 AM EDT Thu Oct 10 2024

.TODAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 63.
   24 hr trend......3 degrees warmer.
Min humidity........33-38 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Light winds.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3300-3800 ft AGL.
Transport winds.....Southeast around 5 mph shifting to the
                    southwest in the afternoon.
Smoke dispersal.....120-240 (poor to fair).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....38-43.
   24 hr trend......9 degrees warmer.
Max humidity........91-96 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 9 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......100-600 ft AGL.
Transport winds.....Southwest 10 to 15 mph.
Smoke dispersal.....50-80 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Mostly sunny (45-55 percent). Chance of rain
                    showers after 5 PM.
Chance of pcpn......30 percent late in the day.
Max temperature.....Around 77.
   24 hr trend......14 degrees warmer.
Min humidity........35-40 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Southwest winds 12 to 17 mph with gusts to
                    around 27 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......2900-3400 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....670-950 (excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-102030-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
331 AM EDT Thu Oct 10 2024

.TODAY...
Sky/weather.........Sunny (0-5 percent).
Max temperature.....65-70.
   24 hr trend......2 degrees warmer.
Min humidity........33-38 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Southeast winds around 6 mph until midday
                    becoming light.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3500-4000 ft AGL.
Transport winds.....Southeast around 10 mph shifting to the south
                    in the afternoon.
Smoke dispersal.....190-200 (fair).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....43-48.
   24 hr trend......8 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......21 percent drier.
20-foot winds.......Light winds becoming south around 8 mph
                    overnight.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......200-700 ft AGL.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....50-70 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....74-79.
   24 hr trend......9 degrees warmer.
Min humidity........36-41 percent.
   24 hr trend......3 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph. Gusts up to 23
                    mph in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......1300-1800 ft AGL near Lake Michigan and
                    2800-3300 ft AGL Inland.
Transport winds.....Southwest around 20 mph.
Smoke dispersal.....480-680 (good to excellent).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-102030-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
331 AM EDT Thu Oct 10 2024

.TODAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 9
                    AM.
Max temperature.....Around 65.
   24 hr trend......1 degree warmer.
Min humidity........34-39 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Light winds.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3300-3800 ft AGL.
Transport winds.....East around 5 mph shifting to the southwest in
                    the afternoon.
Smoke dispersal.....140-170 (fair).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....40-45.
   24 hr trend......10 degrees warmer.
Max humidity........88-93 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......100-600 ft AGL.
Transport winds.....South around 5 mph increasing to southwest
                    around 15 mph overnight.
Smoke dispersal.....40-70 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....74-79.
   24 hr trend......12 degrees warmer.
Min humidity........34-39 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds 12 to 17 mph with gusts to
                    around 26 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......2900-3400 ft AGL.
Transport winds.....Southwest 20 to 25 mph.
Smoke dispersal.....600-920 (excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-102030-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
331 AM EDT Thu Oct 10 2024

.TODAY...
Sky/weather.........Sunny (0-10 percent). Areas of frost until 9
                    AM.
Max temperature.....63-68.
   24 hr trend......Unchanged.
Min humidity........32-37 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......East winds around 5 mph until midday becoming
                    light.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3700-4200 ft AGL.
Transport winds.....East around 5 mph shifting to the south in the
                    afternoon.
Smoke dispersal.....170-190 (fair).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....41-46.
   24 hr trend......8 degrees warmer.
Max humidity........84-89 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 9 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......100-600 ft AGL.
Transport winds.....South around 5 mph increasing to southwest
                    around 15 mph overnight.
Smoke dispersal.....50-70 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Sunny (20-30 percent).
Max temperature.....Around 77.
   24 hr trend......12 degrees warmer.
Min humidity........31-36 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Southwest winds 10 to 15 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3200-3700 ft AGL.
Transport winds.....Southwest around 20 mph.
Smoke dispersal.....480-820 (good to excellent).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.FRIDAY NIGHT...Partly cloudy with a slight chance of showers. Lows
in the lower 40s. Northwest winds 5 to 10 mph shifting to the north
5 to 8 mph overnight.
.SATURDAY...Mostly sunny. Highs in the mid 60s. Northeast winds 5 to
9 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 40s. East winds 5 to 6 mph.
.SUNDAY...Mostly cloudy. Chance of showers until midday, then
showers likely in the afternoon. Highs in the upper 50s. Northeast
winds 5 to 8 mph shifting to the northwest 6 to 11 mph in the
afternoon.
.SUNDAY NIGHT...Partly cloudy with a chance of showers. Lows in the
upper 30s. North winds 5 to 10 mph.
.COLUMBUS DAY...Mostly sunny with a chance of showers. Highs in the
lower 50s. North winds 5 to 10 mph.
.MONDAY NIGHT...Partly cloudy. Chance of showers in the evening.
Lows in the lower 30s.
.TUESDAY...Mostly sunny. Highs in the lower 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.WEDNESDAY...Mostly sunny. Highs in the upper 50s.

$$