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

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FNUS53 KGRR 211920
FWFGRR

Fire Weather Planning Forecast for Southwest Lower Michigan
National Weather Service Grand Rapids MI
320 PM EDT Thu Sep 21 2017

...Mainly dry weather through early next week...

.DISCUSSION...Isolated thunderstorms will continue to develop
over south central and southeastern lower Michigan late this
afternoon and early evening. Otherwise dry weather will continue
through the weekend into early next week.


MIZ037>039-043>045-220815-
Mason-Lake-Osceola-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Baldwin, Reed City, Hart,
Fremont, and Big Rapids
320 PM EDT Thu Sep 21 2017

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Patchy fog after
                    0400.
Min temperature.....66-71.
   24 hr trend......2 degrees warmer.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 6 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......0-300 ft AGL near Lake Michigan and 1300-1800
                    ft AGL inland.
Transport winds.....West around 5 mph shifting to the south
                    overnight.
Smoke dispersal.....100-200 (poor to fair).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Mostly sunny (20-30 percent).
Max temperature.....85-90.
   24 hr trend......2 degrees cooler.
Min humidity........55-60 percent near Lake Michigan and 44-49
                    percent Inland.
   24 hr trend......2 percent drier near Lake Michigan and 12
                    percent drier Inland.
20-foot winds.......Southwest winds 6 to 11 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......2700-3200 ft AGL near Lake Michigan and
                    5300-5800 ft AGL inland.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....700 (excellent).
Pcpn Amount.........None.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....62-67.
   24 hr trend......4 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 6 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......0-200 ft AGL near Lake Michigan and 1000-1500
                    ft AGL inland.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....0-200 (poor to fair).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....85-90.
   24 hr trend......Unchanged.
Min humidity........55-60 percent near Lake Michigan and 43-48
                    percent Inland.
   24 hr trend......6 percent drier near Lake Michigan and
                    unchanged Inland.
20-foot winds.......Southwest winds 5 to 8 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3600-4100 ft AGL near Lake Michigan and
                    6200-6700 ft AGL inland.
Transport winds.....Southwest around 10 mph.
Smoke dispersal.....600 (excellent).
Pcpn Amount.........None.


$$

MIZ040-046-220815-
Clare-Isabella-
Including the cities of Clare and Mount Pleasant
320 PM EDT Thu Sep 21 2017

.TONIGHT...
Sky/weather.........Partly cloudy (45-55 percent). Patchy fog after
                    0400.
Min temperature.....Around 67.
   24 hr trend......2 degrees warmer.
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.......2800-3300 ft AGL.
Transport winds.....Southwest 0 to 5 mph.
Smoke dispersal.....0-200 (poor to fair).
Pcpn Amount.........none to 0.01 in.

.FRIDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 89.
   24 hr trend......1 degree cooler.
Min humidity........42-47 percent.
   24 hr trend......8 percent drier.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......6700-7200 ft AGL.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....600-700 (excellent).
Pcpn Amount.........None.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....Around 64.
   24 hr trend......3 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 6 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......2100-2600 ft AGL decreasing to 0-400 ft AGL
                    overnight.
Transport winds.....West around 5 mph.
Smoke dispersal.....0-300 (poor to good).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 90.
   24 hr trend......1 degree cooler.
Min humidity........41-46 percent.
   24 hr trend......4 percent drier.
20-foot winds.......Light winds becoming southwest around 5 mph in
                    the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......6900-7400 ft AGL.
Transport winds.....West around 10 mph.
Smoke dispersal.....500-600 (good to excellent).
Pcpn Amount.........None.


$$

MIZ050-056-064-071-220815-
Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Muskegon, Grand Haven, Jenison, Holland,
and South Haven
320 PM EDT Thu Sep 21 2017

.TONIGHT...
Sky/weather.........Partly cloudy (25-35 percent). Patchy fog after
                    0400.
Min temperature.....Around 70.
   24 hr trend......1 degree cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds becoming south around 6 mph
                    overnight.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......0-400 ft AGL.
Transport winds.....East around 5 mph shifting to the southeast
                    overnight.
Smoke dispersal.....0 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Sunny (20-30 percent).
Max temperature.....85-90.
   24 hr trend......2 degrees cooler.
Min humidity........47-52 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......3900-4400 ft AGL near Lake Michigan and
                    5700-6200 ft AGL inland.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....600 (excellent).
Pcpn Amount.........None.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....64-69.
   24 hr trend......3 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 6 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.
Smoke dispersal.....0 (poor).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....86-91.
   24 hr trend......1 degree cooler.
Min humidity........45-50 percent.
   24 hr trend......4 percent drier.
20-foot winds.......Southwest winds 5 to 7 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......4600-5100 ft AGL near Lake Michigan and
                    6800-7300 ft AGL inland.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....400 (good).
Pcpn Amount.........None.


$$

MIZ051-052-057>059-220815-
Montcalm-Gratiot-Kent-Ionia-Clinton-
Including the cities of Greenville, Alma, Grand Rapids, Ionia,
and St. Johns
320 PM EDT Thu Sep 21 2017

.TONIGHT...
Sky/weather.........Partly cloudy (50-60 percent). Patchy fog after
                    0400.
Min temperature.....Around 69.
   24 hr trend......1 degree cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Light winds becoming south around 5 mph
                    overnight.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......300-800 ft AGL.
Transport winds.....West around 5 mph shifting to the south
                    overnight.
Smoke dispersal.....0 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 91.
   24 hr trend......2 degrees cooler.
Min humidity........42-47 percent.
   24 hr trend......3 percent drier.
20-foot winds.......Southwest winds 6 to 11 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......7500-8000 ft AGL.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....600-700 (excellent).
Pcpn Amount.........None.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....Around 65.
   24 hr trend......3 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......Southwest winds 5 to 6 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......500-1000 ft AGL.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....0 (poor).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (10-20 percent).
Max temperature.....Around 90.
   24 hr trend......Unchanged.
Min humidity........41-46 percent.
   24 hr trend......3 percent drier.
20-foot winds.......Light winds becoming southwest around 5 mph in
                    the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......7800-8300 ft AGL.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....500-600 (good to excellent).
Pcpn Amount.........None.


$$

MIZ065>067-072>074-220815-
Barry-Eaton-Ingham-Kalamazoo-Calhoun-Jackson-
Including the cities of Hastings, Charlotte, Lansing, Kalamazoo,
Battle Creek, and Jackson
320 PM EDT Thu Sep 21 2017

.TONIGHT...
Sky/weather.........Partly cloudy (35-45 percent). Patchy fog after
                    0400.
Min temperature.....Around 69.
   24 hr trend......Unchanged.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds 5 to 8 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.
Smoke dispersal.....0 (poor).
Pcpn Amount.........None.

.FRIDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 90.
   24 hr trend......2 degrees cooler.
Min humidity........44-49 percent.
   24 hr trend......5 percent drier.
20-foot winds.......Southwest winds 5 to 8 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......8300-8800 ft AGL.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....400 (good).
Pcpn Amount.........None.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (15-25 percent).
Min temperature.....Around 65.
   24 hr trend......4 degrees cooler.
Max humidity........95-100 percent.
   24 hr trend......Unchanged.
20-foot winds.......South winds up to 5 mph.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.
Mixing height.......4100-4600 ft AGL decreasing to 0-200 ft AGL
                    overnight.
Transport winds.....Southwest around 5 mph.
Smoke dispersal.....0-100 (poor).
Pcpn Amount.........None.

.SATURDAY...
Sky/weather.........Sunny (15-25 percent).
Max temperature.....Around 90.
   24 hr trend......1 degree cooler.
Min humidity........41-46 percent.
   24 hr trend......2 percent drier.
20-foot winds.......South winds 5 to 6 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......7800-8300 ft AGL.
Transport winds.....West around 5 mph shifting to the south in the
                    afternoon.
Smoke dispersal.....300 (good).
Pcpn Amount.........None.


$$

.FORECAST FOR DAYS 3 THROUGH 7...

.SATURDAY NIGHT...Mostly clear. Lows in the mid 60s. South winds up
to 5 mph.
.SUNDAY...Sunny. Highs in the upper 80s. South winds 5 to 9 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. South winds
5 to 6 mph.
.MONDAY...Sunny. Highs in the mid 80s. South winds 5 to 9 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 60s. South winds
5 to 6 mph.
.TUESDAY...Sunny. Highs in the mid 80s. Southwest winds 5 to 9 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.WEDNESDAY...Cooler. Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 70s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.THURSDAY...Partly sunny. Highs in the upper 60s.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.