Water temperature

Michigan water temperature

Name: Michigan water temperature
Creator: Tide & Temp
License: https://creativecommons.org/publicdomain/zero/1.0/

Latest NOAA water temperatures across Michigan, updated daily from CO-OPS sensors and NDBC buoys.

Warmest water in Michigan today: 61.2 F at South Michigan Spotter (buoy 45214); coldest: 50.9 F at East Superior Spotter (buoy 45213).
12 NOAA CO-OPS water-temperature sensors and 35 NDBC buoys report for Michigan as of October 18, 2026 (UTC).

NOAA CO-OPS sensors in Michigan

Latest hourly reading; 30-day range; typical = 5-year mean for October at that sensor.

Station	Water now	30-day range (F)	Typical Oct (F)	Read (local)
Algonac	58.8 F 14.9 C	58.8 to 69.3	60.8	05:00 10-18
Alpena	59.2 F 15.1 C	59.0 to 63.9	58.8	05:00 10-18
De Tour Village	52.7 F 11.5 C	52.7 to 59.9	55.7	05:00 10-18
Harbor Beach	53.1 F 11.7 C	53.1 to 66.0	58.0	05:00 10-18
Holland	52.3 F 11.3 C	45.5 to 68.0	59.0	05:00 10-18
Little Rapids	55.9 F 13.3 C	55.9 to 61.9	56.8	05:00 10-18
Mackinaw City	52.7 F 11.5 C	51.3 to 64.0	56.3	05:00 10-18
Menominee	60.4 F 15.8 C	60.4 to 66.0	58.6	04:00 10-18
Port Inland	54.7 F 12.6 C	54.7 to 66.4	56.3	05:00 10-18
Rock Cut	52.2 F 11.2 C	51.8 to 63.9	55.6	05:00 10-18
S.W. Pier, St. Marys River	56.5 F 13.6 C	55.9 to 64.9	57.5	05:00 10-18
West Neebish Island	55.9 F 13.3 C	55.9 to 62.6	57.3	05:00 10-18

NDBC buoys off Michigan

Buoys are assigned to the state of the nearest NOAA tide station. Observation times are UTC.

Buoy	Location	Water	Air	Waves	Observed
4403587	Whitefish Bay	55.4 F 13.0 C	53 F	2.6 ft	07:50 UTC
45002	NORTH MICHIGAN- Halfway between North Manitou and Washington Islands.	57.0 F 13.9 C	53 F	7.2 ft	08:50 UTC
45013	ATW20 - Atwater Park, WI	55.2 F 12.9 C	56 F	1.6 ft	23:00 UTC
45014	GB17 - South Green Bay, WI	58.8 F 14.9 C	53 F	3.0 ft	05:00 UTC
45026	Cook Nuclear Plant Buoy, Stevensville, MI	58.6 F 14.8 C	51 F	3.0 ft	08:50 UTC
45029	Holland Buoy, MI	53.8 F 12.1 C	55 F	6.2 ft	08:50 UTC
45147	Lake St Clair	57.4 F 14.1 C	51 F	1.6 ft	09:00 UTC
45149	Southern Lake Huron	59.0 F 15.0 C		3.0 ft	09:00 UTC
45154	North Channel East	55.4 F 13.0 C	50 F	1.6 ft	09:00 UTC
45168	South Haven Buoy, MI	50.9 F 10.5 C	50 F	3.9 ft	08:50 UTC
45170	Michigan City Buoy, IN	59.5 F 15.3 C	49 F	1.6 ft	08:50 UTC
45175	Mackinac Straits West, Mackinaw City, MI	56.5 F 13.6 C	56 F	3.9 ft	05:40 UTC
45183	Sleeping Bear Dunes	57.9 F 14.4 C	53 F	2.6 ft	18:00 UTC
45186	Waukegan Buoy, IL	55.9 F 13.3 C	48 F	1.3 ft	09:00 UTC
45187	Winthrop Harbor Buoy, IL	56.8 F 13.8 C	48 F		09:00 UTC
45194	McGulpin Point North, MI	55.4 F 13.0 C	55 F	4.3 ft	08:30 UTC
45198	Chicago Buoy	58.3 F 14.6 C	51 F	1.3 ft	09:00 UTC
45209	Lakeport Buoy, MI	59.5 F 15.3 C	47 F	1.3 ft	09:00 UTC
45210	Rawley Point East, WI	59.5 F 15.3 C		6.9 ft	08:56 UTC
45211	Grand Island North, MI	52.7 F 11.5 C		4.3 ft	08:56 UTC
45212	North Huron Spotter	55.8 F 13.2 C		4.3 ft	01:50 UTC
45213	East Superior Spotter	50.9 F 10.5 C		7.5 ft	08:20 UTC
45214	South Michigan Spotter	61.2 F 16.2 C		5.6 ft	08:15 UTC
AGCM4	9014070 - Algonac, MI	58.8 F 14.9 C	48 F		08:48 UTC
DTLM4	9075099 - De Tour Village, MI	52.9 F 11.6 C			08:48 UTC
HLNM4	9087031 - Holland, MI	52.0 F 11.1 C	51 F		08:48 UTC
HRBM4	9075014 - Harbor Beach, MI	53.1 F 11.7 C	45 F		08:48 UTC
LPNM4	9075065 - Alpena, MI	59.2 F 15.1 C	45 F		08:48 UTC
LTRM4	9076033 - Little Rapids, MI	55.9 F 13.3 C	49 F		08:48 UTC
MACM4	9075080 - Mackinaw City, MI	52.7 F 11.5 C	53 F		08:48 UTC
MNMM4	9087088 - Menominee, MI	60.4 F 15.8 C	46 F		08:48 UTC
PNLM4	9087096 - Port Inland, MI	54.9 F 12.7 C	52 F		08:48 UTC
RCKM4	9076024 - Rock Cut, MI	52.2 F 11.2 C			08:48 UTC
SWPM4	9076070 - S.W. Pier, MI	56.5 F 13.6 C	51 F		08:48 UTC
WNEM4	9076027 - West Neebish Island, MI	55.9 F 13.3 C	50 F		08:48 UTC

CSV of every latest reading