Grass Lake, MI Weather Forecast & Current Conditions

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Grass Lake, MI Weather Maps

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Grass Lake Weather Map
UTC Time: 10/26/2026, 07:46
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Grass Lake, MI Regional Weather

Expires:202610260800;;202081
ASUS43 KDTX 260710
RWRMI 
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
ISSUED BY NATIONAL WEATHER SERVICE GRAND RAPIDS MI
300 AM EDT MON OCT 26 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTION TO VISIBILITY.


MIZ047>049-052>055-059>063-066>070-074>076-081>083-260800-
SOUTHEAST LOWER MICHIGAN
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ADRIAN         PTCLDY    42  41  96 N3        30.36S TC   6           
ALMA           PTCLDY    46  43  87 NE1       30.32S TC   8           
ANN ARBOR        N/A    N/A N/A N/A MISG      30.34S                  
BAD AXE        CLOUDY    48  45  87 SE1       30.31F TC   9           
DETROIT CITY   PTCLDY    47  45  93 CALM      30.34S TC   8           
DETROIT        PTCLDY    49  47  93 CALM      30.35R TC   9           
FLINT          PTCLDY    49  44  83 CALM      30.33F TC   9           
GROSSE ILE     PTCLDY    48  48 100 SW5       30.34S TC   9           
HILLSDALE      PTCLDY    48  43  81 CALM      30.35S TC   9           
HOWELL         PTCLDY    50  43  76 SW3       30.34S TC  10           

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        PTCLDY    45  43  93 CALM      30.35F TC   7           
LANSING        PTCLDY    50  44  80 S3        30.34S TC  10           
MASON          PTCLDY    47  42  81 S5        30.33S TC   9           
MIDLAND        PTCLDY    48  45  87 CALM      30.32S TC   9           
MONROE         PTCLDY    45  45 100 NW1       30.35S FOG     TC   7   
MT. CLEMENS    PTCLDY    46  43  89 CALM      30.30S TC   8           
PONTIAC        PTCLDY    47  45  93 CALM      30.34S TC   8           
PORT HOPE        N/A     56  54  93 CALM      30.31R TC  13           
PORT HURON     MOCLDY    43  43 100 CALM      30.34R FOG     TC   6   
TRI CITIES     PTCLDY    51  44  77 CALM      30.33S TC  11           
YPSILANTI      PTCLDY    45  45 100 CALM      30.35S FOG     TC   7   
$$

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Grass Lake, MI

Tonight
Cloudy
45°7°
0%
Monday
Partly Cloudy
68°/ 42° 20°/ 6°
0%
Tuesday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Rain Showers
75°/ 52° 24°/ 11°
20%
Friday
Partly Cloudy
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
30%
Sunday
Rain Showers
68°20°
50%

Night: Partly cloudy. Lows in the mid 40s. Light winds.

Ann Arbor, MI

Tonight
Cloudy
45°7°
0%
Monday
Mostly Cloudy
68°/ 42° 20°/ 6°
0%
Tuesday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Cloudy
70°/ 52° 21°/ 11°
0%
Thursday
Cloudy
75°/ 52° 24°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
30%
Sunday
Rain
65°18°
50%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph.

Lansing, MI

Tonight
Cloudy
45°7°
0%
Monday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Thunderstorms
72°/ 52° 22°/ 11°
20%
Friday
Rain Showers
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
40%
Sunday
Rain Showers
65°18°
50%

Night: Partly cloudy. Lows in the mid 40s. Light winds.

Adrian, MI

Tonight
Cloudy
45°7°
0%
Monday
Cloudy
72°/ 45° 22°/ 7°
0%
Tuesday
Mostly Cloudy
65°/ 45° 18°/ 7°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Cloudy
75°/ 52° 24°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
30%
Sunday
Rain
68°20°
50%

Night: Mostly clear in the evening, then becoming partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph.

Howell, MI

Tonight
Cloudy
45°7°
0%
Monday
Mostly Cloudy
65°/ 42° 18°/ 6°
0%
Tuesday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Cloudy
70°/ 52° 21°/ 11°
0%
Thursday
Cloudy
72°/ 52° 22°/ 11°
0%
Friday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
30%
Sunday
Rain
65°18°
50%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph.

Hillsdale, MI

Tonight
Clear
48°9°
0%
Monday
Cloudy
70°/ 42° 21°/ 6°
0%
Tuesday
Cloudy
65°/ 48° 18°/ 9°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
0%
Thursday
Rain Showers
75°/ 55° 24°/ 13°
20%
Friday
Cloudy
72°/ 48° 22°/ 9°
0%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
40%
Sunday
Rain Showers
68°20°
50%

Night: Mostly clear. Near steady temperature in the upper 40s. Southwest winds around 5 mph.

Monroe, MI

Tonight
Cloudy
45°7°
0%
Monday
Cloudy
68°/ 45° 20°/ 7°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Cloudy
70°/ 52° 21°/ 11°
0%
Thursday
Cloudy
75°/ 55° 24°/ 13°
0%
Friday
Cloudy
72°/ 55° 22°/ 13°
0%
Saturday
Mostly Cloudy
70°/ 55° 21°/ 13°
30%
Sunday
Rain
68°20°
50%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph, becoming west early in the morning.

Battle Creek, MI

Tonight
Cloudy
45°7°
0%
Monday
Partly Cloudy
68°/ 42° 20°/ 6°
0%
Tuesday
Mostly Cloudy
65°/ 48° 18°/ 9°
0%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Thunderstorms
72°/ 52° 22°/ 11°
20%
Friday
Partly Cloudy
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
40%
Sunday
Rain Showers
68°20°
50%

Night: Partly cloudy. Lows in the mid 40s. Light winds.

Charlotte, MI

Tonight
Cloudy
45°7°
0%
Monday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Partly Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Thunderstorms
72°/ 50° 22°/ 10°
30%
Friday
Rain Showers
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
40%
Sunday
Rain Showers
65°18°
50%

Night: Partly cloudy. Lows in the mid 40s. Light winds.

Pontiac, MI

Tonight
Cloudy
45°7°
0%
Monday
Mostly Cloudy
65°/ 42° 18°/ 6°
0%
Tuesday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Cloudy
72°/ 52° 22°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Rain
68°/ 55° 20°/ 13°
30%
Sunday
Rain
65°18°
50%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph, becoming west early in the morning.

Detroit, MI

Tonight
Cloudy
45°7°
0%
Monday
Mostly Cloudy
68°/ 45° 20°/ 7°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Cloudy
75°/ 55° 24°/ 13°
0%
Friday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Rain
68°20°
50%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph, becoming west early in the morning.

Owosso, MI

Tonight
Cloudy
45°7°
0%
Monday
Mostly Cloudy
62°/ 42° 17°/ 6°
0%
Tuesday
Mostly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Rain
72°/ 52° 22°/ 11°
30%
Friday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Saturday
Mostly Cloudy
70°/ 55° 21°/ 13°
30%
Sunday
Rain
65°18°
40%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph, becoming west early in the morning.

Wauseon, OH

Tonight
Clear
45°7°
0%
Monday
Cloudy
72°/ 45° 22°/ 7°
0%
Tuesday
Cloudy
68°/ 48° 20°/ 9°
0%
Wednesday
Mostly Cloudy
72°/ 50° 22°/ 10°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Cloudy
72°/ 48° 22°/ 9°
0%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
30%
Sunday
Rain Showers
68°20°
40%

Night: Mostly clear. Patchy fog. Near steady temperature in the mid 40s. Light and variable winds.

Coldwater, MI

Tonight
Clear
45°7°
0%
Monday
Cloudy
70°/ 45° 21°/ 7°
0%
Tuesday
Mostly Cloudy
65°/ 48° 18°/ 9°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Rain Showers
75°/ 55° 24°/ 13°
20%
Friday
Cloudy
72°/ 50° 22°/ 10°
0%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
40%
Sunday
Rain Showers
68°20°
50%

Night: Mostly clear. Near steady temperature in the mid 40s. South winds around 5 mph.

St. Johns, MI

Tonight
Cloudy
45°7°
0%
Monday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Tuesday
Partly Cloudy
62°/ 45° 17°/ 7°
0%
Wednesday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Thunderstorms
72°/ 52° 22°/ 11°
30%
Friday
Rain Showers
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
40%
Sunday
Rain Showers
65°18°
50%

Night: Partly cloudy. Lows in the mid 40s. Light winds.

Bryan, OH

Tonight
Clear
45°7°
0%
Monday
Cloudy
72°/ 45° 22°/ 7°
0%
Tuesday
Cloudy
68°/ 48° 20°/ 9°
0%
Wednesday
Cloudy
72°/ 50° 22°/ 10°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Cloudy
72°/ 50° 22°/ 10°
0%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
30%
Sunday
Rain Showers
68°20°
50%

Night: Mostly clear. Patchy fog. Near steady temperature in the mid 40s. Light and variable winds.

Flint, MI

Tonight
Cloudy
45°7°
0%
Monday
Mostly Cloudy
62°/ 40° 17°/ 4°
0%
Tuesday
Mostly Cloudy
60°/ 45° 16°/ 7°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Rain
72°/ 52° 22°/ 11°
30%
Friday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Saturday
Mostly Cloudy
68°/ 55° 20°/ 13°
30%
Sunday
Rain
65°18°
40%

Night: Partly cloudy. Patchy fog. Lows in the mid 40s. Southwest winds up to 5 mph, becoming west early in the morning.

Angola, IN

Tonight
Clear
48°9°
0%
Monday
Cloudy
72°/ 45° 22°/ 7°
0%
Tuesday
Cloudy
68°/ 48° 20°/ 9°
0%
Wednesday
Cloudy
72°/ 52° 22°/ 11°
0%
Thursday
Rain Showers
75°/ 55° 24°/ 13°
20%
Friday
Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
30%
Sunday
Rain Showers
68°20°
50%

Night: Mostly clear. Patchy fog. Near steady temperature in the upper 40s. Southwest winds around 5 mph.

Hastings, MI

Tonight
Cloudy
48°9°
0%
Monday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Tuesday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Wednesday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Thunderstorms
72°/ 52° 22°/ 11°
40%
Friday
Rain Showers
72°/ 52° 22°/ 11°
20%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
40%
Sunday
Rain Showers
65°18°
50%

Night: Partly cloudy. Lows in the upper 40s. Light winds.

Ionia, MI

Tonight
Cloudy
45°7°
0%
Monday
Partly Cloudy
62°/ 42° 17°/ 6°
0%
Tuesday
Partly Cloudy
62°/ 48° 17°/ 9°
0%
Wednesday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Thursday
Thunderstorms
72°/ 50° 22°/ 10°
40%
Friday
Rain Showers
70°/ 52° 21°/ 11°
20%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
40%
Sunday
Rain Showers
65°18°
50%

Night: Partly cloudy. Lows in the mid 40s. Light winds.

Names listed above may include county names.

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