Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Rapids, MI

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FNUS53 KGRR 131906
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
306 PM EDT Thu Jun 13 2024

...Showers and Thunderstorms this evening, drying out Friday...

.DISCUSSION...
Showers and thunderstorms this evening across the southern half
of Lower Michigan will bring some heavy rain and gusty winds as
a cold front moves through. Fair weather with low humidity is in
store for Friday and Saturday.

MIZ037>039-043>045-140815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
306 PM EDT Thu Jun 13 2024

.TONIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....52-57.
   24 hr trend......8 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......West winds around 5 mph in the evening becoming
                    light.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......900-1400 ft AGL.
Transport winds.....West around 10 mph shifting to the north
                    overnight.
Smoke dispersal.....40-130 (poor to fair).
Pcpn Amount.........none to 0.09 in.

.FRIDAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....75-80.
   24 hr trend......6 degrees cooler.
Min humidity........46-51 percent near Lake Michigan and 33-38
                    percent Inland.
   24 hr trend......17 percent drier near Lake Michigan and 18
                    percent drier Inland.
20-foot winds.......North winds 5 to 10 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3100-3600 ft AGL near Lake Michigan and
                    6600-7100 ft AGL Inland.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....830-980 (excellent).
Pcpn Amount.........none to 0.01 in.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....44-49.
   24 hr trend......6 degrees cooler.
Max humidity........84-89 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, 600-1100 ft AGL.
Mixing height.......Inland, 3200-3700 ft AGL decreasing to 0-500 ft
                    AGL overnight.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....50-360 (poor to good).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....76-81.
   24 hr trend......1 degree warmer.
Min humidity........39-44 percent near Lake Michigan and 29-34
                    percent Inland.
   24 hr trend......8 percent drier near Lake Michigan and 4
                    percent drier Inland.
20-foot winds.......Light winds becoming south around 6 mph in the
                    afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3100-3600 ft AGL near Lake Michigan and
                    5900-6400 ft AGL Inland.
Transport winds.....Southeast around 10 mph.
Smoke dispersal.....360-660 (good to excellent).
Pcpn Amount.........None.


$$

MIZ040-046-140815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
306 PM EDT Thu Jun 13 2024

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent). Slight chance of
                    showers and thunderstorms until 11 PM.
Chance of pcpn......20 percent in the evening.
Min temperature.....50-55.
   24 hr trend......9 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......West winds around 6 mph in the evening becoming
                    light.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1200-1700 ft AGL.
Transport winds.....West around 10 mph shifting to the north
                    overnight.
Smoke dispersal.....50-190 (poor to fair).
Pcpn Amount.........none to 0.08 in.

.FRIDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 77.
   24 hr trend......9 degrees cooler.
Min humidity........33-38 percent.
   24 hr trend......11 percent drier.
20-foot winds.......North winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6600-7100 ft AGL.
Transport winds.....North around 15 mph.
Smoke dispersal.....960-1060 (excellent).
Pcpn Amount.........None.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (0-10 percent).
Min temperature.....43-48.
   24 hr trend......6 degrees cooler.
Max humidity........88-93 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds 5 to 6 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......2600-3100 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....North around 10 mph.
Smoke dispersal.....40-330 (poor to good).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (20-30 percent) until 5 PM, then partly
                    sunny (50-60 percent).
Max temperature.....Around 78.
   24 hr trend......1 degree warmer.
Min humidity........30-35 percent.
   24 hr trend......4 percent drier.
20-foot winds.......Light winds becoming southeast around 6 mph in
                    the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......5500-6000 ft AGL.
Transport winds.....East around 10 mph.
Smoke dispersal.....370-600 (good to excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-140815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
306 PM EDT Thu Jun 13 2024

.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent). Chance of
                    showers and thunderstorms until 4 AM.
Chance of pcpn......30 percent.
Min temperature.....55-60.
   24 hr trend......9 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......900-1400 ft AGL.
Transport winds.....Southwest around 10 mph shifting to the north
                    overnight.
Smoke dispersal.....70-120 (poor).
Pcpn Amount.........none to 0.06 in.

.FRIDAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....77-82.
   24 hr trend......6 degrees cooler.
Min humidity........38-43 percent.
   24 hr trend......11 percent drier.
20-foot winds.......North winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......4300-4800 ft AGL near Lake Michigan and
                    7500-8000 ft AGL Inland.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....960-1110 (excellent).
Pcpn Amount.........none to 0.02 in.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....50-55.
   24 hr trend......4 degrees cooler.
Max humidity........85-90 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, 700-1200 ft AGL.
Mixing height.......Inland, 3000-3500 ft AGL decreasing to 0-500 ft
                    AGL overnight.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....60-300 (poor to good).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....78-83.
   24 hr trend......1 degree warmer.
Min humidity........35-40 percent.
   24 hr trend......6 percent drier.
20-foot winds.......Southeast winds 5 to 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......4100-4600 ft AGL near Lake Michigan and
                    5800-6300 ft AGL Inland.
Transport winds.....Southeast around 10 mph.
Smoke dispersal.....360-670 (good to excellent).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-140815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
306 PM EDT Thu Jun 13 2024

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Chance of
                    showers and thunderstorms until 2 AM.
Chance of pcpn......30 percent in the evening.
Min temperature.....55-60.
   24 hr trend......8 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......West winds around 7 mph in the evening becoming
                    light.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1300-1800 ft AGL.
Transport winds.....West around 10 mph shifting to the north
                    overnight.
Smoke dispersal.....80-180 (poor to fair).
Pcpn Amount.........none to 0.01 in.

.FRIDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....77-82.
   24 hr trend......7 degrees cooler.
Min humidity........32-37 percent.
   24 hr trend......15 percent drier.
20-foot winds.......North winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......7400-7900 ft AGL.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....1040-1120 (excellent).
Pcpn Amount.........none to 0.09 in.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....49-54.
   24 hr trend......7 degrees cooler.
Max humidity........88-93 percent.
   24 hr trend......Unchanged.
20-foot winds.......North winds around 5 mph in the evening
                    becoming light.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3700-4200 ft AGL decreasing to 100-600 ft AGL
                    overnight.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....60-360 (poor to good).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (20-30 percent) until 5 PM, then partly
                    sunny (50-60 percent).
Max temperature.....78-83.
   24 hr trend......Unchanged.
Min humidity........29-34 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Light winds becoming southeast around 6 mph in
                    the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......5900-6400 ft AGL.
Transport winds.....East 5 to 10 mph.
Smoke dispersal.....310-610 (good to excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-140815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
306 PM EDT Thu Jun 13 2024

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent) until 2 AM, then
                    mostly cloudy (65-75 percent) until 5 AM, then
                    partly cloudy (60-70 percent). Chance of
                    showers and thunderstorms until 7 AM.
Chance of pcpn......50 percent.
Min temperature.....58-63.
   24 hr trend......3 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds around 6 mph in the evening
                    becoming light.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1200-1700 ft AGL.
Transport winds.....Southwest around 10 mph shifting to the
                    northwest overnight.
Smoke dispersal.....100-140 (poor to fair).
Pcpn Amount.........None to 0.16 in.

.FRIDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....77-82.
   24 hr trend......7 degrees cooler.
Min humidity........35-40 percent.
   24 hr trend......12 percent drier.
20-foot winds.......North winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......7400-7900 ft AGL.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....1080-1280 (excellent).
Pcpn Amount.........none to 0.10 in.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....Around 52.
   24 hr trend......9 degrees cooler.
Max humidity........91-96 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northeast winds 5 to 6 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1800-2300 ft AGL.
Transport winds.....Northeast around 10 mph.
Smoke dispersal.....50-160 (poor to fair).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....78-83.
   24 hr trend......Unchanged.
Min humidity........30-35 percent.
   24 hr trend......5 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.......5400-5900 ft AGL.
Transport winds.....East around 5 mph.
Smoke dispersal.....300-540 (good).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southeast
winds 5 to 9 mph.
.SUNDAY...Mostly sunny with a chance of showers. Highs in the upper
80s. South winds 6 to 11 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
5 to 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 90s. Southwest winds 5 to
10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 70s. South winds
5 to 9 mph.
.TUESDAY...Mostly sunny. Highs in the lower 90s. Southwest winds
5 to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 70s.
.JUNETEENTH...Mostly sunny. Highs in the lower 90s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70.
.THURSDAY...Mostly sunny. Highs in the lower 90s.

$$