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

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FNUS53 KGRR 191944
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
344 PM EDT Fri Apr 19 2024

...Cold, Dry, Breezy...

.DISCUSSION...
Brisk westerly winds and a dry air mass will prevail over the
weekend into early next week. Fuels (dead or drying live vegetation)
will become more prone to spreading fires as dry and breezy daytime
conditions continue into Sunday and Monday. Sunday may be on the
cusp of Red Flag Warning conditions in mid-Michigan. Our next chance
of rain is monday night and Tuesday.


MIZ037>039-043>045-200815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
344 PM EDT Fri Apr 19 2024

.TONIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....28-33.
   24 hr trend......6 degrees cooler.
Max humidity........74-79 percent.
   24 hr trend......28 percent drier.
20-foot winds.......West winds 10 to 15 mph and gusty.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......Near Lake Michigan, 3300-3800 ft AGL.
Mixing height.......Inland, 4500-5000 ft AGL decreasing to
                    1500-2000 ft AGL overnight.
Transport winds.....West around 20 mph.
Smoke dispersal.....1420 (excellent) decreasing to 410 (good)
                    overnight.
Pcpn Amount.........none to 0.01 in.

.SATURDAY...
Sky/weather.........Mostly sunny (45-55 percent).
Max temperature.....42-47.
   24 hr trend......3 degrees cooler.
Min humidity........31-36 percent.
   24 hr trend......5 percent drier.
20-foot winds.......West winds 11 to 16 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......5000-5500 ft AGL near Lake Michigan and
                    5800-6300 ft AGL Inland.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1340-1480 (excellent).
Pcpn Amount.........None.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent). Widespread frost
                    after 12 AM.
Min temperature.....Around 35 near Lake Michigan and 27-32 Inland.
   24 hr trend......Unchanged near Lake Michigan and 1 degree
                    cooler Inland.
Max humidity........80-85 percent near Lake Michigan and 91-96
                    percent Inland.
   24 hr trend......10 percent wetter near Lake Michigan and 16
                    percent wetter Inland.
20-foot winds.......West winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......Near Lake Michigan, 2100-2600 ft AGL.
Mixing height.......Inland, 3500-4000 ft AGL decreasing to 100-600
                    ft AGL overnight.
Transport winds.....West around 10 mph.
Smoke dispersal.....740 (excellent) decreasing to 110 (poor)
                    overnight.
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Sunny (5-15 percent).
Max temperature.....50-55.
   24 hr trend......7 degrees warmer.
Min humidity........41-46 percent near Lake Michigan and 31-36
                    percent Inland.
   24 hr trend......5 percent wetter near Lake Michigan and 6
                    percent drier Inland.
20-foot winds.......West winds 12 to 17 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3600-4100 ft AGL near Lake Michigan and
                    6900-7400 ft AGL Inland.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1540-2060 (excellent).
Pcpn Amount.........None.


$$

MIZ040-046-200815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
344 PM EDT Fri Apr 19 2024

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....28-33.
   24 hr trend......9 degrees cooler.
Max humidity........70-75 percent.
   24 hr trend......24 percent drier.
20-foot winds.......West winds 8 to 13 mph. Gusts up to 22 mph in
                    the evening.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......5100-5600 ft AGL decreasing to 1000-1500 ft AGL
                    overnight.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....1500 (excellent) decreasing to 210 (fair)
                    overnight.
Pcpn Amount.........none to 0.01 in.

.SATURDAY...
Sky/weather.........Partly sunny (55-65 percent).
Max temperature.....Around 46.
   24 hr trend......5 degrees cooler.
Min humidity........31-36 percent.
   24 hr trend......3 percent drier.
20-foot winds.......West winds 10 to 15 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6200-6700 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1500-1580 (excellent).
Pcpn Amount.........none to 0.02 in.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent). Widespread frost
                    after 1 AM.
Min temperature.....26-31.
   24 hr trend......1 degree cooler.
Max humidity........83-88 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......West winds 5 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3500-4000 ft AGL decreasing to 0-400 ft AGL
                    overnight.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....720 (excellent) decreasing to 50 (poor)
                    overnight.
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 55.
   24 hr trend......9 degrees warmer.
Min humidity........27-32 percent.
   24 hr trend......2 percent drier.
20-foot winds.......West winds 12 to 17 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......7300-7800 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1730-2160 (excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-200815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
344 PM EDT Fri Apr 19 2024

.TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Min temperature.....33-38.
   24 hr trend......6 degrees cooler.
Max humidity........71-76 percent.
   24 hr trend......32 percent drier.
20-foot winds.......West winds 10 to 15 mph and gusty.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......Near Lake Michigan, 3800-4300 ft AGL.
Mixing height.......Inland, 3800-4300 ft AGL decreasing to
                    1200-1700 ft AGL overnight.
Transport winds.....West around 20 mph.
Smoke dispersal.....760-1020 (excellent).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Mostly sunny (20-30 percent).
Max temperature.....44-49.
   24 hr trend......5 degrees cooler.
Min humidity........34-39 percent.
   24 hr trend......4 percent drier.
20-foot winds.......West winds 12 to 17 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......5700-6200 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1370-1480 (excellent).
Pcpn Amount.........None.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent). Areas of frost
                    after 12 AM.
Min temperature.....32-37.
   24 hr trend......1 degree cooler.
Max humidity........74-79 percent near Lake Michigan and 84-89
                    percent Inland.
   24 hr trend......12 percent wetter near Lake Michigan and 21
                    percent wetter Inland.
20-foot winds.......West winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......Near Lake Michigan, 1700-2200 ft AGL.
Mixing height.......Inland, 3100-3600 ft AGL decreasing to 300-800
                    ft AGL overnight.
Transport winds.....West around 10 mph.
Smoke dispersal.....130-520 (fair to good).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Sunny (0-5 percent).
Max temperature.....50-55.
   24 hr trend......7 degrees warmer.
Min humidity........33-38 percent.
   24 hr trend......2 percent drier.
20-foot winds.......West winds 11 to 16 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3700-4200 ft AGL near Lake Michigan and
                    5600-6100 ft AGL Inland.
Transport winds.....West around 20 mph.
Smoke dispersal.....1130-1480 (excellent).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-200815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
344 PM EDT Fri Apr 19 2024

.TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent).
Min temperature.....31-36.
   24 hr trend......12 degrees cooler.
Max humidity........67-72 percent.
   24 hr trend......27 percent drier.
20-foot winds.......West winds 9 to 14 mph and gusty.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......5000-5500 ft AGL decreasing to 1300-1800 ft AGL
                    overnight.
Transport winds.....West 15 to 20 mph.
Smoke dispersal.....1400 (excellent) decreasing to 210 (fair)
                    overnight.
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Mostly sunny (40-50 percent).
Max temperature.....Around 47.
   24 hr trend......5 degrees cooler.
Min humidity........27-32 percent.
   24 hr trend......6 percent drier.
20-foot winds.......West winds 12 to 17 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6400-6900 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1540-1640 (excellent).
Pcpn Amount.........None.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent). Widespread frost
                    after 1 AM.
Min temperature.....30-35.
   24 hr trend......1 degree cooler.
Max humidity........84-89 percent.
   24 hr trend......16 percent wetter.
20-foot winds.......West winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3700-4200 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....West around 15 mph.
Smoke dispersal.....670 (excellent) decreasing to 60 (poor)
                    overnight.
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 55.
   24 hr trend......9 degrees warmer.
Min humidity........25-30 percent.
   24 hr trend......2 percent drier.
20-foot winds.......West winds 13 to 18 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......6900-7400 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1520-1970 (excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-200815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
344 PM EDT Fri Apr 19 2024

.TONIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....Around 34.
   24 hr trend......12 degrees cooler.
Max humidity........70-75 percent.
   24 hr trend......24 percent drier.
20-foot winds.......West winds 8 to 13 mph. Gusts up to 20 mph in
                    the evening.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......2400-2900 ft AGL.
Transport winds.....West around 15 mph.
Smoke dispersal.....240-510 (fair to good).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Mostly sunny (35-45 percent).
Max temperature.....Around 47.
   24 hr trend......7 degrees cooler.
Min humidity........32-37 percent.
   24 hr trend......1 percent drier.
20-foot winds.......West winds 12 to 17 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6200-6700 ft AGL.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....1620-1750 (excellent).
Pcpn Amount.........None.

.SATURDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent). Widespread frost
                    after 1 AM.
Min temperature.....Around 32.
   24 hr trend......2 degrees cooler.
Max humidity........84-89 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......West winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3300-3800 ft AGL decreasing to 0-500 ft AGL
                    overnight.
Transport winds.....West around 10 mph.
Smoke dispersal.....70-640 (poor to excellent).
Pcpn Amount.........None.

.SUNDAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 55.
   24 hr trend......9 degrees warmer.
Min humidity........31-36 percent.
   24 hr trend......2 percent drier.
20-foot winds.......West winds 12 to 17 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......5800-6300 ft AGL.
Transport winds.....West around 20 mph.
Smoke dispersal.....1320-1540 (excellent).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.SUNDAY NIGHT...Mostly clear. Lows in the lower 30s. West winds 5 to
10 mph shifting to the south 5 to 6 mph overnight.
.MONDAY...Sunny. Highs in the lower 60s. Southwest winds 9 to
14 mph.
.MONDAY NIGHT...Not as cool. Mostly cloudy with a chance of showers.
Lows in the mid 40s. South winds 12 to 17 mph.
.TUESDAY...Mostly cloudy with showers likely. Highs in the upper
50s. Southwest winds 16 to 21 mph.
.TUESDAY NIGHT...Colder. Partly cloudy. Chance of showers in the
evening. Lows in the mid 30s. Northwest winds 13 to 18 mph.
.WEDNESDAY...Sunny. Highs in the lower 50s. North winds 13 to
18 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 20s.
.THURSDAY...Sunny. Highs in the upper 50s.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.FRIDAY...Partly sunny with a chance of showers. Highs in the lower
60s.

$$
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