003
FNUS53 KGRR 300923
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
523 AM EDT Mon Sep 30 2024

...Warm and Dry Today with cold front Tuesday..

.DISCUSSION...High pressure today will bring warm dry air
over the region with temperatures around 10 to 15 degrees above
normal today. RH`s will be in the upper 40s to low 50s with weak winds
today. This will change tomorrow with a cold front swinging through
bringing a chance for showers and storms Tuesday afternoon especially
west of US 131.


MIZ037>039-043>045-302130-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
523 AM EDT Mon Sep 30 2024

.TODAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....74-79.
   24 hr trend......1 degree cooler.
Min humidity........47-52 percent.
   24 hr trend......12 percent wetter.
20-foot winds.......Southeast winds 5 to 8 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......3300-3800 ft AGL near Lake Michigan and
                    4400-4900 ft AGL Inland.
Transport winds.....Southeast 5 to 10 mph.
Smoke dispersal.....260-370 (fair to good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent). Patchy fog after
                    9 PM until 11 PM. Slight chance of rain
                    showers after 2 AM.
Chance of pcpn......20 percent overnight.
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 south around 5 mph
                    overnight.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......600-1100 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....50-60 (poor).
Pcpn Amount.........none to 0.04 in.

.TUESDAY...
Sky/weather.........Partly sunny (65-75 percent) until 2 PM, then
                    sunny (15-25 percent). Chance of rain showers
                    until 5 PM.
Chance of pcpn......30 percent.
Max temperature.....67-72.
   24 hr trend......10 degrees cooler.
Min humidity........50-55 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Northwest winds 9 to 14 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4200-4700 ft AGL.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....700-940 (excellent).
Pcpn Amount.........None to 0.11 in.


$$

MIZ040-046-302130-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
523 AM EDT Mon Sep 30 2024

.TODAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 78.
   24 hr trend......2 degrees cooler.
Min humidity........47-52 percent.
   24 hr trend......15 percent wetter.
20-foot winds.......East winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4100-4600 ft AGL.
Transport winds.....East around 10 mph.
Smoke dispersal.....280-370 (fair to good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (30-40 percent).
Min temperature.....Around 58.
   24 hr trend......4 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southeast winds around 5 mph in the evening
                    becoming light.
Haines Index........4 or low potential for large plume dominated
                    fire growth. .
Mixing height.......800-1300 ft AGL.
Transport winds.....South around 10 mph.
Smoke dispersal.....60-90 (poor).
Pcpn Amount.........None.

.TUESDAY...
Sky/weather.........Partly sunny (65-75 percent) until 5 PM, then
                    sunny (20-30 percent). Chance of rain showers.
Chance of pcpn......50 percent.
Max temperature.....69-74.
   24 hr trend......6 degrees cooler.
Min humidity........56-61 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......Northwest winds 8 to 13 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1600-2100 ft AGL increasing to 3600-4100 ft AGL
                    in the afternoon.
Transport winds.....West around 15 mph shifting to the north in the
                    afternoon.
Smoke dispersal.....390-830 (good to excellent).
Pcpn Amount.........0.05-0.15 in.


$$

MIZ050-056-064-071-302130-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
523 AM EDT Mon Sep 30 2024

.TODAY...
Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....73-78.
   24 hr trend......4 degrees cooler.
Min humidity........54-59 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......East winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4100-4600 ft AGL.
Transport winds.....East around 10 mph.
Smoke dispersal.....260-370 (fair to good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Patchy fog after
                    12 AM until 2 AM.
Min temperature.....Around 62.
   24 hr trend......4 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 6 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......700-1200 ft AGL.
Transport winds.....South around 5 mph.
Smoke dispersal.....40 (poor).
Pcpn Amount.........none to 0.02 in.

.TUESDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....68-73.
   24 hr trend......7 degrees cooler.
Min humidity........52-57 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Northwest winds 10 to 15 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3600-4100 ft AGL.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....570-860 (good to excellent).
Pcpn Amount.........none to 0.05 in.


$$

MIZ051-052-057>059-302130-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
523 AM EDT Mon Sep 30 2024

.TODAY...
Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....Around 77.
   24 hr trend......1 degree cooler.
Min humidity........48-53 percent.
   24 hr trend......15 percent wetter.
20-foot winds.......East winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4100-4600 ft AGL.
Transport winds.....East around 10 mph.
Smoke dispersal.....310-380 (good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....Around 61.
   24 hr trend......4 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 7 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......800-1300 ft AGL.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....40-100 (poor).
Pcpn Amount.........None.

.TUESDAY...
Sky/weather.........Partly sunny (60-70 percent) until 5 PM, then
                    sunny (20-30 percent). Chance of rain showers.

Chance of pcpn......30 percent.
Max temperature.....70-75.
   24 hr trend......3 degrees cooler.
Min humidity........54-59 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......West winds around 8 mph shifting to the
                    northwest in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3600-4100 ft AGL.
Transport winds.....West around 10 mph increasing to north around
                    20 mph in the afternoon.
Smoke dispersal.....410-780 (good to excellent).
Pcpn Amount.........0.01-0.14 in.


$$

MIZ065>067-072>074-302130-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
523 AM EDT Mon Sep 30 2024

.TODAY...
Sky/weather.........Partly sunny (55-65 percent).
Max temperature.....Around 76.
   24 hr trend......2 degrees warmer.
Min humidity........58-63 percent.
   24 hr trend......10 percent drier.
20-foot winds.......East winds 5 to 9 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......3300-3800 ft AGL.
Transport winds.....East around 10 mph.
Smoke dispersal.....260-330 (fair to good).
Pcpn Amount.........None.

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 5 AM, then
                    mostly cloudy (70-80 percent). Patchy fog after
                    12 AM.
Min temperature.....Around 61.
   24 hr trend......3 degrees warmer.
Max humidity........99 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 6 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......600-1100 ft AGL.
Transport winds.....South around 5 mph.
Smoke dispersal.....30-60 (poor).
Pcpn Amount.........None.

.TUESDAY...
Sky/weather.........Mostly sunny (45-55 percent). Patchy fog until
                    9 AM. Chance of rain showers.
Chance of pcpn......30 percent.
Max temperature.....72-77.
   24 hr trend......1 degree cooler.
Min humidity........57-62 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Southwest winds around 6 mph shifting to the
                    northwest around 13 mph in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3400-3900 ft AGL.
Transport winds.....West around 10 mph increasing to northwest
                    around 20 mph in the afternoon.
Smoke dispersal.....380-650 (good to excellent).
Pcpn Amount.........None to 0.12 in.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.TUESDAY NIGHT...Partly cloudy. Lows around 40. Northwest winds 5 to
8 mph in the evening becoming light.
.WEDNESDAY...Sunny. Highs in the upper 60s. Southwest winds 5 to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. Southwest
winds 5 to 9 mph.
.THURSDAY...Sunny. Highs in the lower 70s. Southwest winds 5 to
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. West winds
5 to 6 mph shifting to the north overnight.
.FRIDAY...Mostly sunny. Highs in the upper 60s. Northwest winds 5 to
9 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SATURDAY...Sunny. Highs in the upper 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Mostly sunny. Highs around 70.

$$