265
FNUS53 KGRR 200930
FWFGRR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST LOWER MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
530 AM EDT MON OCT 20 2025
..SHOWERS TONIGHT AND TUESDAY
DISCUSSION
FAIR WEATHER TODAY WITH GUSTY WINDS FROM THE SOUTH THIS EVENING. WINDS WILL
SHIFT TO THE WEST TONIGHT INTO TOMORROW WITH A POSSIBLE SHOWERS OVERNIGHT INTO
TUESDAY MORNING. ANOTHER ROUND OF SHOWERS IS POSSIBLE TUESDAY AFTERNOON WITH
A SLIGHT CHANCE OF THUNDER ALONG THE LAKESHORE. RH'S WILL IN THE 40S.
MIZ037>039-043>045-202100-
MASON-LAKE-OSCEOLA-OCEANA-NEWAYGO-MECOSTA-
INCLUDING THE CITIES OF LUDINGTON, BALDWIN, REED CITY, HART,
FREMONT, AND BIG RAPIDS
530 AM EDT MON OCT 20 2025
TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....56-61.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........43-48 PERCENT.
24 HR TREND......42 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3500-4000 FT AGL NEAR LAKE MICHIGAN AND
4000-4500 FT AGL INLAND.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....360-710 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) UNTIL 12 AM, THEN
CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS
AFTER 8 PM UNTIL 2 AM, THEN RAIN SHOWERS.
CHANCE OF PCPN......90 PERCENT.
MIN TEMPERATURE.....40-45.
24 HR TREND......7 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS 9 TO 14 MPH AND GUSTY.
MIXING HEIGHT.......2500-3000 FT AGL NEAR LAKE MICHIGAN AND
1800-2300 FT AGL INLAND.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
SMOKE DISPERSAL.....200-330 (FAIR TO GOOD).
PCPN AMOUNT.........0.11-0.27 IN.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). RAIN SHOWERS
LIKELY UNTIL 8 AM, THEN A CHANCE OF RAIN
SHOWERS UNTIL 2 PM, THEN RAIN SHOWERS.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....51-56.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........55-60 PERCENT.
24 HR TREND......14 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH HIGHER GUSTS.
MIXING HEIGHT.......5200-5700 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1060-1510 (EXCELLENT).
PCPN AMOUNT.........0.09-0.21 IN.
MIZ040-046-202100-
CLARE-ISABELLA-
INCLUDING THE CITIES OF CLARE AND MOUNT PLEASANT
530 AM EDT MON OCT 20 2025
TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 59.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........46-51 PERCENT.
24 HR TREND......39 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......4000-4500 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....320-630 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) UNTIL 3 AM, THEN
CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF RAIN
SHOWERS AFTER 11 PM UNTIL 2 AM, THEN RAIN
SHOWERS.
CHANCE OF PCPN......90 PERCENT IN THE LATE EVENING AND
OVERNIGHT.
MIN TEMPERATURE.....39-44.
24 HR TREND......6 DEGREES WARMER.
MAX HUMIDITY........98 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS 6 TO 11 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......1400-1900 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
SMOKE DISPERSAL.....170-190 (FAIR).
PCPN AMOUNT.........0.09-0.17 IN.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). RAIN SHOWERS
LIKELY UNTIL 8 AM, THEN A CHANCE OF RAIN
SHOWERS UNTIL 2 PM, THEN RAIN SHOWERS LIKELY.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....51-56.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........50-55 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 9 TO 14 MPH WITH HIGHER GUSTS.
MIXING HEIGHT.......5000-5500 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....980-1530 (EXCELLENT).
PCPN AMOUNT.........AROUND 0.11 IN.
MIZ050-056-064-071-202100-
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF MUSKEGON, GRAND HAVEN, JENISON, HOLLAND,
AND SOUTH HAVEN
530 AM EDT MON OCT 20 2025
TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 61.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........43-48 PERCENT.
24 HR TREND......10 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......3800-4300 FT AGL NEAR LAKE MICHIGAN AND
4000-4500 FT AGL INLAND.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
SMOKE DISPERSAL.....460-700 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT) UNTIL 12 AM, THEN
MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
SHOWERS AFTER 8 PM UNTIL 2 AM, THEN RAIN
SHOWERS UNTIL 5 AM, THEN A CHANCE OF RAIN
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF PCPN......80 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH AND GUSTY.
MIXING HEIGHT.......2200-2700 FT AGL NEAR LAKE MICHIGAN AND
1500-2000 FT AGL INLAND.
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.
SMOKE DISPERSAL.....280-330 (FAIR TO GOOD).
PCPN AMOUNT.........0.03-0.21 IN.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF RAIN
SHOWERS UNTIL 2 PM, THEN RAIN SHOWERS.
CHANCE OF PCPN......90 PERCENT.
MAX TEMPERATURE.....54-59.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........51-56 PERCENT.
24 HR TREND......12 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 12 TO 17 MPH WITH GUSTS TO AROUND 29
MPH.
MIXING HEIGHT.......NEAR LAKE MICHIGAN, 5300-5800 FT AGL.
MIXING HEIGHT.......INLAND, 4000-4500 FT AGL INCREASING TO
6200-6700 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1170-1740 (EXCELLENT).
PCPN AMOUNT.........0.08-0.24 IN.
MIZ051-052-057>059-202100-
MONTCALM-GRATIOT-KENT-IONIA-CLINTON-
INCLUDING THE CITIES OF GREENVILLE, ALMA, GRAND RAPIDS, IONIA,
AND ST. JOHNS
530 AM EDT MON OCT 20 2025
TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 60.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........46-51 PERCENT.
24 HR TREND......38 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......1800-2300 FT AGL INCREASING TO 4100-4600 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....230-690 (FAIR TO EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) UNTIL 3 AM, THEN
CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS
AFTER 8 PM UNTIL 2 AM, THEN RAIN SHOWERS.
CHANCE OF PCPN......80 PERCENT.
MIN TEMPERATURE.....44-49.
24 HR TREND......9 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS 9 TO 14 MPH. GUSTS UP TO 23 MPH
AFTER MIDNIGHT.
MIXING HEIGHT.......1000-1500 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.
SMOKE DISPERSAL.....130-180 (FAIR).
PCPN AMOUNT.........0.04-0.16 IN.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). RAIN SHOWERS
LIKELY UNTIL 8 AM, THEN A CHANCE OF RAIN
SHOWERS UNTIL 2 PM, THEN RAIN SHOWERS.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 55.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........55-60 PERCENT.
24 HR TREND......8 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 12 TO 17 MPH WITH GUSTS TO AROUND 27
MPH.
MIXING HEIGHT.......5600-6100 FT AGL.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1080 (EXCELLENT) INCREASING TO 1700 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........0.05-0.22 IN.
MIZ065>067-072>074-202100-
BARRY-EATON-INGHAM-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF HASTINGS, CHARLOTTE, LANSING, KALAMAZOO,
BATTLE CREEK, AND JACKSON
530 AM EDT MON OCT 20 2025
TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 60.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........45-50 PERCENT.
24 HR TREND......44 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......3900-4400 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
SMOKE DISPERSAL.....320-650 (GOOD TO EXCELLENT).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) UNTIL 3 AM, THEN
MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS
LIKELY AFTER 2 AM.
CHANCE OF PCPN......70 PERCENT IN THE LATE EVENING AND
OVERNIGHT.
MIN TEMPERATURE.....AROUND 46.
24 HR TREND......6 DEGREES WARMER.
MAX HUMIDITY........95-100 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH AND GUSTY.
MIXING HEIGHT.......1200-1700 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.
SMOKE DISPERSAL.....160-180 (FAIR).
PCPN AMOUNT.........NONE TO 0.08 IN.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) UNTIL 9 AM, THEN
PARTLY SUNNY (55-65 PERCENT). RAIN SHOWERS
LIKELY UNTIL 8 AM, THEN A CHANCE OF RAIN
SHOWERS UNTIL 2 PM, THEN RAIN SHOWERS.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 57.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........51-56 PERCENT.
24 HR TREND......10 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 13 TO 18 MPH WITH GUSTS TO AROUND 28
MPH.
MIXING HEIGHT.......3800-4300 FT AGL INCREASING TO 6000-6500 FT AGL
IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
SMOKE DISPERSAL.....1000 (EXCELLENT) INCREASING TO 1700 (EXCELLENT)
IN THE AFTERNOON.
PCPN AMOUNT.........0.02-0.13 IN.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. LOWS AROUND 40. WEST WINDS 6 TO 11 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS. HIGHS AROUND 50. WEST WINDS
8 TO 13 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SHOWERS IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 30S. WEST WINDS
7 TO 12 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 50.
NORTHWEST WINDS 7 TO 12 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS
5 TO 9 MPH IN THE EVENING BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. WEST WINDS 5 TO 9 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 50S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 60.
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