Water Temperature of the St. Marys River in Sault Ste. Marie, MI
Current Water Temperature
Measurement Time: Thursday, June 5, 2025, 12:06 AM EDT
Temperature Locations
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Local Points of Interest
Ashmun Bay; Whitefish Island; St. Mary's Island; Soo Locks; Sault Sainte MarieSponsored Content
Station Name: S.W. Pier, St. Marys River
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 597 feet / 182 meters
Sensor Depth: -3.8 feet / -1.2 meters
Nearest Address:
Point West Dr
Sault Ste. Marie, MI 49783
Chippewa County
GPS Coordinates: 46.501111, -84.372611
Nearby Water Temperatures
St. Marys River, Sault Ste. Marie, MI (3.5 mi)St. Marys River, Barbeau, MI (16.8 mi)
St. Marys River, Barbeau, MI (18.5 mi)
Lake Huron, De Tour Village, MI (41.8 mi)
Straits of Mackinac, Mackinaw City, MI (50.5 mi)
Lake Huron, Bois Blanc Island, MI (51.6 mi)
Seul Choix Bay, Port Inland, MI (80.5 mi)
Little Traverse Bay, Petoskey, MI (83.1 mi)
Miners River, Munising, MI (103.1 mi)
Lake Huron, Alpena, MI (108.3 mi)
Thunder Bay River, Alpena, MI (109.3 mi)
Lake Huron, Alpena, MI (117.3 mi)
North Branch Au Sable River, Grayling, MI (123.3 mi)
Au Sable River, Luzerne, MI (126.1 mi)
Lake Michigan, Leland, MI (126.3 mi)
Weather for Sault Ste. Marie, Michigan
Current Weather

Humidity: 83%
Feels Like: 52.2°F
Wind: W 4.3 mph
Wind Gusts: 8.9 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 6 mi
UV Index: 0
Five Day Weather Forecast

Thu
H: 76°F
L: 40°F

Fri
H: 72°F
L: 54°F

Sat
H: 71°F
L: 54°F

Sun
H: 62°F
L: 47°F

Mon
H: 61°F
L: 47°F
Air Quality
Nitrogen Dioxide: 5.68 μg/m3
Sulphur Dioxide: 0.52 μg/m3
Ozone: 60 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 9:26 PM
Daylight: 15 hrs 40 mins
Moon Transit: 9:41 PM
Moonset: 2:51 AM
Moon Phase: First Quarter
Moon Illumination: 70.6%
Best Times for Fishing or Hunting
Major Periods
9:37 AM - 12:07 AM9:11 PM - 11:41 PM
Minor Periods
3:35 PM - 5:05 PM2:21 AM - 3:51 AM
Action Rating: 3 out of 5
Air Quality Alert issued June 3 at 10:34PM EDT by NWS Gaylord MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Tue June 3, 2025, 10:34 PM
Expires: Wed June 4, 2025, 10:45 PM
The Michigan Department of Environmental Quality has issued an Air Quality Advisory for Wednesday June 4, for elevated levels of ozone. Pollutants are expected to be in the Unhealthy for Sensitive Groups range. The alert is in effect for the following Michigan Counties, Southeast Chippewa, Charlevoix, Central Chippewa, Beaver Island and surrounding islands, Antrim, Mackinac Island/Bois Blanc Island, Western Chippewa, Manistee, Leelanau, Emmet, Kalkaska, Grand Traverse, Benzie, Cheboygan, Eastern Mackinac, and Western Mackinac. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with respiratory diseases such as asthma. People and businesses are urged to avoid activities which lead to ozone formation. These activities include, refueling vehicles or topping off when refueling, using gasoline powered lawn equipment, and using charcoal lighter fluid. Positive activities include, driving less, telecommuting, walking or biking, delaying or combining errands and using water-based paints. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov.
Air Quality Alert issued June 4 at 2:57AM EDT by NWS Gaylord MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Wed June 4, 2025, 2:57 AM
Expires: Thu June 5, 2025, 3:00 AM
The Michigan Department of Environmental Quality has issued an Air Quality Advisory for Wednesday June 4, for elevated levels of fine particulates (PM2.5). Pollutants are expected to be in the Unhealthy for Sensitive Groups range. The alert is in effect for the following Michigan Counties, Southeast Chippewa, Charlevoix, Central Chippewa, Beaver Island and surrounding islands, Antrim, Mackinac Island/Bois Blanc Island, Western Chippewa, Manistee, Leelanau, Emmet, Kalkaska, Grand Traverse, Benzie, Cheboygan, Eastern Mackinac, and Western Mackinac. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with heart disease and respiratory diseases such as asthma. Monitor for symptoms such as wheezing, coughing, chest tightness, dizziness, or burning in nose, throat, and eyes. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Keep windows closed overnight to prevent smoke from getting indoors and, if possible, run central air conditioning with MERV-13 or higher rated filters. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov For further health information, please see MDHHS' Wildfire Smoke and Your Health site at https://www.michigan.gov/mdhhs/safety-injury- prev/environmental-health/your-health-and-wildfire-smoke.
Air Quality Alert issued June 3 at 10:34PM EDT by NWS Gaylord MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Tue June 3, 2025, 10:34 PM
Expires: Wed June 4, 2025, 10:45 PM
The Michigan Department of Environmental Quality has issued an Air Quality Advisory for Wednesday June 4, for elevated levels of ozone. Pollutants are expected to be in the Unhealthy for Sensitive Groups range. The alert is in effect for the following Michigan Counties, Southeast Chippewa, Charlevoix, Central Chippewa, Beaver Island and surrounding islands, Antrim, Mackinac Island/Bois Blanc Island, Western Chippewa, Manistee, Leelanau, Emmet, Kalkaska, Grand Traverse, Benzie, Cheboygan, Eastern Mackinac, and Western Mackinac. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with respiratory diseases such as asthma. People and businesses are urged to avoid activities which lead to ozone formation. These activities include, refueling vehicles or topping off when refueling, using gasoline powered lawn equipment, and using charcoal lighter fluid. Positive activities include, driving less, telecommuting, walking or biking, delaying or combining errands and using water-based paints. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov.
Air Quality Alert issued June 4 at 2:57AM EDT by NWS Gaylord MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Wed June 4, 2025, 2:57 AM
Expires: Thu June 5, 2025, 3:00 AM
The Michigan Department of Environmental Quality has issued an Air Quality Advisory for Wednesday June 4, for elevated levels of fine particulates (PM2.5). Pollutants are expected to be in the Unhealthy for Sensitive Groups range. The alert is in effect for the following Michigan Counties, Southeast Chippewa, Charlevoix, Central Chippewa, Beaver Island and surrounding islands, Antrim, Mackinac Island/Bois Blanc Island, Western Chippewa, Manistee, Leelanau, Emmet, Kalkaska, Grand Traverse, Benzie, Cheboygan, Eastern Mackinac, and Western Mackinac. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with heart disease and respiratory diseases such as asthma. Monitor for symptoms such as wheezing, coughing, chest tightness, dizziness, or burning in nose, throat, and eyes. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Keep windows closed overnight to prevent smoke from getting indoors and, if possible, run central air conditioning with MERV-13 or higher rated filters. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov For further health information, please see MDHHS' Wildfire Smoke and Your Health site at https://www.michigan.gov/mdhhs/safety-injury- prev/environmental-health/your-health-and-wildfire-smoke.
Air Quality Alert issued June 3 at 10:34PM EDT by NWS Gaylord MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Tue June 3, 2025, 10:34 PM
Expires: Wed June 4, 2025, 10:45 PM
The Michigan Department of Environmental Quality has issued an Air Quality Advisory for Wednesday June 4, for elevated levels of ozone. Pollutants are expected to be in the Unhealthy for Sensitive Groups range. The alert is in effect for the following Michigan Counties, Southeast Chippewa, Charlevoix, Central Chippewa, Beaver Island and surrounding islands, Antrim, Mackinac Island/Bois Blanc Island, Western Chippewa, Manistee, Leelanau, Emmet, Kalkaska, Grand Traverse, Benzie, Cheboygan, Eastern Mackinac, and Western Mackinac. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with respiratory diseases such as asthma. People and businesses are urged to avoid activities which lead to ozone formation. These activities include, refueling vehicles or topping off when refueling, using gasoline powered lawn equipment, and using charcoal lighter fluid. Positive activities include, driving less, telecommuting, walking or biking, delaying or combining errands and using water-based paints. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov.
Weather Forecast
Average Temperature: 60.2°F
Average Humidity: 73%
Wind: 6 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 3.91 μg/m3
Sulphur Dioxide: 0.8 μg/m3
Ozone: 91.6 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 9:26 PM
Daylight: 15 hrs 40 mins
Moon Transit: 9:41 PM
Moonset: 2:51 AM
Moon Phase: First Quarter
Moon Illumination: 70.6%
Best Times for Fishing or Hunting
Major Periods
9:37 AM - 12:07 AM9:11 PM - 11:41 PM
Minor Periods
3:35 PM - 5:05 PM2:21 AM - 3:51 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 63.4°F
Average Humidity: 60%
Wind: 9.6 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 5.2 μg/m3
Sulphur Dioxide: 0.74 μg/m3
Ozone: 84.24 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 9:27 PM
Daylight: 15 hrs 41 mins
Moon Transit: 10:21 PM
Moonset: 3:06 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 80.3%
Best Times for Fishing or Hunting
Major Periods
10:17 AM - 12:47 AM12:00 AM - 12:00 AM
Minor Periods
4:41 PM - 6:11 PM2:36 AM - 4:06 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 61.2°F
Average Humidity: 61%
Wind: 8.1 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 2.74 μg/m3
Sulphur Dioxide: 0.83 μg/m3
Ozone: 96.32 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 9:28 PM
Daylight: 15 hrs 42 mins
Moon Transit: 11:04 PM
Moonset: 3:22 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 88.5%
Best Times for Fishing or Hunting
Major Periods
10:59 AM - 1:29 PM12:00 AM - 12:00 AM
Minor Periods
5:48 PM - 7:18 PM2:52 AM - 4:22 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 54.6°F
Average Humidity: 77%
Wind: 16.1 mph
UV Index: 1.3
Air Quality
Nitrogen Dioxide: 6.62 μg/m3
Sulphur Dioxide: 0.42 μg/m3
Ozone: 75.77 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 9:28 PM
Daylight: 15 hrs 43 mins
Moon Transit: 11:49 PM
Moonset: 3:42 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 94.7%
Best Times for Fishing or Hunting
Major Periods
11:43 AM - 2:13 PM12:00 AM - 12:00 AM
Minor Periods
6:56 PM - 8:26 PM3:12 AM - 4:42 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 52.7°F
Average Humidity: 91%
Wind: 7.8 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:36 PM
Sunset: 9:29 PM
Daylight: 15 hrs 44 mins
Moon Transit: 12:00 AM
Moonset: 4:07 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:30 AM - 3:00 PM
Minor Periods
8:04 PM - 9:34 PM3:37 AM - 5:07 AM
Action Rating: 3 out of 5