933
FNUS53 KGRR 090750
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
350 AM EDT Thu May 9 2024

...Mostly Cloudy and Chance Showers Today Then Dry Friday...

.DISCUSSION...
Winds will be from the east or northeast today with periods
of rain in southern Michigan, a chance of afternoon and
evening showers in western Michigan, and a possibility of
staying rain-free in a good portion of central Michigan.
Friday will be mostly to partly sunny with showers likely
holding off until Friday night.


MIZ037>039-043>045-092030-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
350 AM EDT Thu May 9 2024

.TODAY...
Sky/weather.........Mostly sunny (40-50 percent) until 11 AM, then
                    mostly cloudy (75-85 percent). Chance of rain
                    showers after 11 AM.
Chance of pcpn......40 percent.
Max temperature.....59-64.
   24 hr trend......3 degrees cooler.
Min humidity........44-49 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Northeast winds 9 to 14 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4700-5200 ft AGL near Lake Michigan and
                    5500-6000 ft AGL Inland.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....900-960 (excellent).
Pcpn Amount.........none to 0.09 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (80-90 percent) until 11 PM, then
                    partly cloudy (45-55 percent). Chance of rain
                    showers until 2 AM.
Chance of pcpn......30 percent in the evening.
Min temperature.....37-42.
   24 hr trend......7 degrees cooler.
Max humidity........88-93 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 9 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......400-900 ft AGL near Lake Michigan and 1800-2300
                    ft AGL Inland.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....40-190 (poor to fair).
Pcpn Amount.........none to 0.04 in.

.FRIDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....58-63.
   24 hr trend......1 degree cooler.
Min humidity........45-50 percent near Lake Michigan and 36-41
                    percent Inland.
   24 hr trend......11 percent drier near Lake Michigan and 12
                    percent drier Inland.
20-foot winds.......Northwest winds 6 to 11 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3200-3700 ft AGL near Lake Michigan and
                    6300-6800 ft AGL Inland.
Transport winds.....Northwest 5 to 10 mph.
Smoke dispersal.....550-710 (good to excellent).
Pcpn Amount.........None.


$$

MIZ040-046-092030-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
350 AM EDT Thu May 9 2024

.TODAY...
Sky/weather.........Mostly sunny (40-50 percent) until 11 AM, then
                    mostly cloudy (75-85 percent). Slight chance of
                    rain showers after 2 PM.
Chance of pcpn......20 percent in the afternoon.
Max temperature.....Around 61.
   24 hr trend......7 degrees cooler.
Min humidity........44-49 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.......5000-5500 ft AGL.
Transport winds.....East around 15 mph.
Smoke dispersal.....830-950 (excellent).
Pcpn Amount.........none to 0.01 in.

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....35-40.
   24 hr trend......3 degrees cooler.
Max humidity........84-89 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds around 7 mph shifting to the
                    north around 5 mph overnight.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......2800-3300 ft AGL decreasing to 0-400 ft AGL
                    overnight.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....30-410 (poor to good).
Pcpn Amount.........none to 0.01 in.

.FRIDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....Around 63.
   24 hr trend......3 degrees warmer.
Min humidity........35-40 percent.
   24 hr trend......9 percent drier.
20-foot winds.......North winds around 7 mph shifting to the
                    northwest around 8 mph in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6700-7200 ft AGL.
Transport winds.....North around 10 mph shifting to the northwest
                    in the afternoon.
Smoke dispersal.....600-700 (excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-092030-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
350 AM EDT Thu May 9 2024

.TODAY...
Sky/weather.........Mostly cloudy (80-90 percent). Chance of rain
                    showers.
Chance of pcpn......40 percent.
Max temperature.....60-65.
   24 hr trend......11 degrees cooler.
Min humidity........50-55 percent.
   24 hr trend......22 percent wetter.
20-foot winds.......East winds 10 to 15 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......5600-6100 ft AGL.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....830-980 (excellent).
Pcpn Amount.........0.06-0.27 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent) until 5 AM, then
                    partly cloudy (50-60 percent). Chance of rain
                    showers until 5 AM.
Chance of pcpn......30 percent.
Min temperature.....42-47.
   24 hr trend......5 degrees cooler.
Max humidity........84-89 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 9 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......900-1400 ft AGL.
Transport winds.....Northeast 5 to 10 mph.
Smoke dispersal.....80-110 (poor).
Pcpn Amount.........none to 0.07 in.

.FRIDAY...
Sky/weather.........Sunny (20-30 percent).
Max temperature.....58-63.
   24 hr trend......3 degrees warmer.
Min humidity........42-47 percent.
   24 hr trend......21 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.......4000-4500 ft AGL near Lake Michigan and
                    5900-6400 ft AGL Inland.
Transport winds.....Northwest around 10 mph.
Smoke dispersal.....710 (excellent).
Pcpn Amount.........none to 0.01 in.


$$

MIZ051-052-057>059-092030-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
350 AM EDT Thu May 9 2024

.TODAY...
Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain
                    showers.
Chance of pcpn......30 percent.
Max temperature.....Around 61.
   24 hr trend......14 degrees cooler.
Min humidity........43-48 percent.
   24 hr trend......14 percent wetter.
20-foot winds.......East winds 11 to 16 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......5200-5700 ft AGL.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....820-1010 (excellent).
Pcpn Amount.........None to 0.18 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80 percent) until 11 PM, then
                    partly cloudy (40-50 percent).
Min temperature.....40-45.
   24 hr trend......7 degrees cooler.
Max humidity........81-86 percent.
   24 hr trend......7 percent drier.
20-foot winds.......Northeast winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......2000-2500 ft AGL.
Transport winds.....Northeast 10 to 15 mph.
Smoke dispersal.....50-310 (poor to good).
Pcpn Amount.........none to 0.04 in.

.FRIDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....Around 63.
   24 hr trend......3 degrees warmer.
Min humidity........31-36 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Northwest winds 7 to 12 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6500-7000 ft AGL.
Transport winds.....Northwest around 10 mph.
Smoke dispersal.....670-800 (excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-092030-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
350 AM EDT Thu May 9 2024

.TODAY...
Sky/weather.........Mostly cloudy (80-90 percent). Chance of rain
                    showers.
Chance of pcpn......40 percent.
Max temperature.....Around 59.
   24 hr trend......17 degrees cooler.
Min humidity........51-56 percent.
   24 hr trend......32 percent wetter.
20-foot winds.......East winds 11 to 16 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4800-5300 ft AGL.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....740-910 (excellent).
Pcpn Amount.........0.08-0.29 in.

.TONIGHT...
Sky/weather.........Mostly cloudy (65-75 percent) until 11 PM, then
                    partly cloudy (50-60 percent). Slight chance of
                    rain showers until 2 AM.
Chance of pcpn......20 percent in the evening.
Min temperature.....40-45.
   24 hr trend......7 degrees cooler.
Max humidity........77-82 percent.
   24 hr trend......7 percent drier.
20-foot winds.......North winds 6 to 11 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1000-1500 ft AGL.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....70-130 (poor to fair).
Pcpn Amount.........none to 0.09 in.

.FRIDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....Around 63.
   24 hr trend......4 degrees warmer.
Min humidity........37-42 percent.
   24 hr trend......15 percent drier.
20-foot winds.......Northwest winds 7 to 12 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6700-7200 ft AGL.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....900-920 (excellent).
Pcpn Amount.........none to 0.01 in.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.FRIDAY NIGHT...Partly cloudy with a chance of showers. Lows in the
mid 40s. Southwest winds 5 to 9 mph.
.SATURDAY...Partly sunny with a chance of showers. Highs in the
lower 60s. Northwest winds 7 to 12 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds
6 to 11 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Southwest winds 9 to
14 mph.
.SUNDAY NIGHT...Warmer. Partly cloudy with a chance of showers. Lows
in the lower 50s. Southwest winds 9 to 14 mph.
.MONDAY...Mostly sunny. Chance of showers. Highs in the lower 70s.
Southwest winds 10 to 15 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers. Lows in the
lower 50s.
.TUESDAY...Partly sunny with a chance of showers. Highs in the lower
70s.
.TUESDAY NIGHT...Partly cloudy with a chance of showers. Lows in the
mid 50s.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 70s.

$$