544
FNUS53 KGRR 151849
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
249 PM EDT THU OCT 15 2026
..STRONG FALL STORM TO IMPACT THE STATE TONIGHT AND FRIDAY
DISCUSSION
A WET, WINDY AND RAINY SYSTEM WILL WORK THROUGH THE STATE TONIGHT AND
FRIDAY. RAINFALL AMOUNTS OF ONE HALF TO ONE INCH OF RAIN IS POSSIBLE
IN MANY AREAS. WIND GUSTS MAY REACH 40 MPH OVER LAND AND NEAR 50 MPH
RIGHT ALONG THE LAKE MICHIGAN SHORE. A FEW THUNDERSTORMS WILL BE
POSSIBLE TONIGHT OVER FAR SOUTHERN LOWER MICHIGAN AND IN MOST AREAS
ON FRIDAY.
MIZ037>039-043>045-160815-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
249 PM EDT THU OCT 15 2026
TONIGHT
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS UNTIL 5
AM. SLIGHT CHANCE OF THUNDERSTORMS AFTER 8 PM
UNTIL 2 AM. CHANCE OF RAIN SHOWERS AFTER 5 AM.
CHANCE OF PCPN......NEAR 100 PERCENT.
MIN TEMPERATURE.....38-43.
24 HR TREND......9 DEGREES WARMER.
MAX HUMIDITY........100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......EAST WINDS AROUND 8 MPH SHIFTING TO THE NORTH
AROUND 7 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1800-2300 FT AGL.
TRANSPORT WINDS.....EAST AROUND 15 MPH SHIFTING TO THE WEST AFTER
MIDNIGHT.
SMOKE DISPERSAL.....220-270 (FAIR).
PCPN AMOUNT.........0.42-0.64 IN.
FRIDAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS
UNTIL 8 AM, THEN RAIN SHOWERS UNTIL 5 PM, THEN
A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......90 PERCENT.
MAX TEMPERATURE.....52-57.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........61-66 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 12 TO 17 MPH WITH GUSTS TO
AROUND 31 MPH.
MIXING HEIGHT.......4200-4700 FT AGL.
TRANSPORT WINDS.....NORTH 20 TO 25 MPH.
SMOKE DISPERSAL.....600 (EXCELLENT) INCREASING TO 1360 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........0.03-0.25 IN.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 9 PM, THEN
PARTLY CLOUDY (40-50 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 11 PM.
CHANCE OF PCPN......40 PERCENT UNTIL EARLY MORNING.
MIN TEMPERATURE.....25-30.
24 HR TREND......16 DEGREES COOLER.
MAX HUMIDITY........87-92 PERCENT NEAR LAKE MICHIGAN AND 95-100
PERCENT INLAND.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS AROUND 16 MPH WITH GUSTS TO AROUND
32 MPH DECREASING TO AROUND 6 MPH AFTER
MIDNIGHT.
MIXING HEIGHT.......5700-6200 FT AGL NEAR LAKE MICHIGAN AND
3000-3500 FT AGL INLAND.
TRANSPORT WINDS.....NORTH AROUND 25 MPH DECREASING TO AROUND 15 MPH
AFTER MIDNIGHT.
SMOKE DISPERSAL.....770-1120 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.05 IN.
SATURDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....53-58.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........40-45 PERCENT.
24 HR TREND......26 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING WEST AROUND 10 MPH AND
GUSTY IN THE AFTERNOON.
MIXING HEIGHT.......3700-4200 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH INCREASING TO WEST
AROUND 15 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....350-670 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ040-046-160815-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
249 PM EDT THU OCT 15 2026
TONIGHT
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN SHOWERS UNTIL 5
AM, THEN A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......NEAR 100 PERCENT.
MIN TEMPERATURE.....37-42.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......EAST WINDS AROUND 8 MPH SHIFTING TO THE
NORTHEAST AROUND 6 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......900-1400 FT AGL.
TRANSPORT WINDS.....EAST AROUND 15 MPH SHIFTING TO THE SOUTHWEST
AFTER MIDNIGHT.
SMOKE DISPERSAL.....180-220 (FAIR).
PCPN AMOUNT.........0.40-0.55 IN.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 55.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........54-59 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 11 TO 16 MPH WITH GUSTS TO
AROUND 28 MPH.
MIXING HEIGHT.......3800-4300 FT AGL.
TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.
SMOKE DISPERSAL.....590 (GOOD) INCREASING TO 1250 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........NONE TO 0.05 IN.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) UNTIL 3 AM, THEN
CLEAR (0-10 PERCENT). CHANCE OF RAIN SHOWERS
UNTIL 11 PM.
CHANCE OF PCPN......30 PERCENT IN THE EVENING.
MIN TEMPERATURE.....22-27.
24 HR TREND......17 DEGREES COOLER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS 9 TO 14 MPH. GUSTS UP TO 29 MPH IN
THE EVENING.
MIXING HEIGHT.......3600-4100 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....1060 (EXCELLENT) DECREASING TO 400 (GOOD) AFTER
MIDNIGHT.
PCPN AMOUNT.........NONE TO 0.01 IN.
SATURDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 56.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........35-40 PERCENT.
24 HR TREND......28 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING WEST AROUND 9 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......4300-4800 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....330-770 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ050-056-064-071-160815-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
249 PM EDT THU OCT 15 2026
TONIGHT
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS UNTIL 2
AM. SLIGHT CHANCE OF THUNDERSTORMS AFTER 8 PM
UNTIL 2 AM, THEN A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......NEAR 100 PERCENT.
MIN TEMPERATURE.....45-50.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 9 MPH SHIFTING TO THE
WEST AROUND 13 MPH AFTER MIDNIGHT. GUSTS UP TO
24 MPH.
MIXING HEIGHT.......1800-2300 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
SMOKE DISPERSAL.....200-460 (FAIR TO GOOD).
PCPN AMOUNT.........0.21-0.57 IN.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 8 AM, THEN RAIN SHOWERS UNTIL 5
PM, THEN A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......90 PERCENT.
MAX TEMPERATURE.....AROUND 57.
24 HR TREND......7 DEGREES COOLER.
MIN HUMIDITY........61-66 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 14 TO 19 MPH WITH GUSTS TO
AROUND 31 MPH.
MIXING HEIGHT.......3900-4400 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 25 MPH.
SMOKE DISPERSAL.....680 (EXCELLENT) INCREASING TO 1340 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........0.06-0.17 IN.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 11 PM.
CHANCE OF PCPN......30 PERCENT IN THE EVENING.
MIN TEMPERATURE.....30-35.
24 HR TREND......16 DEGREES COOLER.
MAX HUMIDITY........87-92 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS AROUND 17 MPH WITH GUSTS TO AROUND
31 MPH DECREASING TO AROUND 7 MPH AFTER
MIDNIGHT.
MIXING HEIGHT.......3700-4200 FT AGL NEAR LAKE MICHIGAN AND
3200-3700 FT AGL INLAND.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....660-1110 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.05 IN.
SATURDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 56.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........47-52 PERCENT.
24 HR TREND......16 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......3600-4100 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 5 MPH SHIFTING TO THE WEST IN THE
AFTERNOON.
SMOKE DISPERSAL.....280-530 (FAIR TO GOOD).
PCPN AMOUNT.........NONE.
MIZ051-052-057>059-160815-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
249 PM EDT THU OCT 15 2026
TONIGHT
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN SHOWERS UNTIL 2
AM. SLIGHT CHANCE OF THUNDERSTORMS AFTER 8 PM
UNTIL 2 AM, THEN A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......NEAR 100 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......6 DEGREES WARMER.
MAX HUMIDITY........100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH SHIFTING TO THE
SOUTHWEST AROUND 12 MPH AFTER MIDNIGHT. GUSTS
UP TO 22 MPH.
MIXING HEIGHT.......1200-1700 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
SMOKE DISPERSAL.....200-300 (FAIR TO GOOD).
PCPN AMOUNT.........0.32-0.50 IN.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 11 AM, THEN RAIN SHOWERS LIKELY
UNTIL 2 PM, THEN A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....AROUND 56.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........59-64 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 14 TO 19 MPH WITH GUSTS TO
AROUND 29 MPH.
MIXING HEIGHT.......4000-4500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.
SMOKE DISPERSAL.....560 (GOOD) INCREASING TO 1230 (EXCELLENT) IN
THE AFTERNOON.
PCPN AMOUNT.........NONE TO 0.08 IN.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 9 PM, THEN
MOSTLY CLEAR (15-25 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 8 PM.
CHANCE OF PCPN......30 PERCENT EARLY IN THE EVENING.
MIN TEMPERATURE.....28-33.
24 HR TREND......20 DEGREES COOLER.
MAX HUMIDITY........91-96 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS 10 TO 15 MPH. GUSTS UP TO 31 MPH IN
THE EVENING.
MIXING HEIGHT.......3200-3700 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....560-850 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE TO 0.01 IN.
SATURDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 55.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........41-46 PERCENT.
24 HR TREND......26 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING WEST AROUND 9 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......4100-4600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
SMOKE DISPERSAL.....270-670 (FAIR TO EXCELLENT).
PCPN AMOUNT.........NONE.
MIZ065>067-072>074-160815-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
249 PM EDT THU OCT 15 2026
TONIGHT
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN SHOWERS UNTIL 2
AM. SLIGHT CHANCE OF THUNDERSTORMS AFTER 8 PM
UNTIL 2 AM, THEN A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......NEAR 100 PERCENT.
MIN TEMPERATURE.....AROUND 49.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 11 MPH SHIFTING TO THE
SOUTHWEST AROUND 14 MPH AFTER MIDNIGHT. GUSTS
UP TO 27 MPH.
MIXING HEIGHT.......1600-2100 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH SHIFTING TO THE WEST
AFTER MIDNIGHT.
SMOKE DISPERSAL.....200-480 (FAIR TO GOOD).
PCPN AMOUNT.........0.14-0.46 IN.
FRIDAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS
UNTIL 2 PM, THEN RAIN SHOWERS UNTIL 5 PM, THEN
A CHANCE OF RAIN SHOWERS.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 57.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........63-68 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 13 TO 18 MPH WITH GUSTS TO
AROUND 29 MPH.
MIXING HEIGHT.......3200-3700 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.
SMOKE DISPERSAL.....600-850 (EXCELLENT).
PCPN AMOUNT.........0.03-0.12 IN.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) UNTIL 9 PM, THEN
PARTLY CLOUDY (20-30 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 8 PM.
CHANCE OF PCPN......40 PERCENT EARLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 31.
24 HR TREND......18 DEGREES COOLER.
MAX HUMIDITY........88-93 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......NORTH WINDS 11 TO 16 MPH. GUSTS UP TO 31 MPH IN
THE EVENING.
MIXING HEIGHT.......3300-3800 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
SMOKE DISPERSAL.....600-740 (EXCELLENT).
PCPN AMOUNT.........NONE TO 0.03 IN.
SATURDAY
SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....AROUND 54.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........38-43 PERCENT.
24 HR TREND......29 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING NORTHWEST AROUND 6 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3700-4200 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 10 MPH.
SMOKE DISPERSAL.....360-470 (GOOD).
PCPN AMOUNT.........NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
CLEAR. LOWS IN THE MID 30S. SOUTHWEST WINDS 5 TO
10 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS 9 TO
14 MPH.
SUNDAY NIGHT
CLEAR. LOWS AROUND 40. SOUTHWEST WINDS 6 TO 11 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 60S. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 6 MPH IN THE EVENING BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS
BECOMING WEST UP TO 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
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