Water Temperature of the St. Marys River in Sault Ste. Marie, MI
Current Water Temperature
Measurement Time: Monday, January 19, 2026, 8:00 AM EST
Temperature Locations
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Local Points of Interest
Rotary Park; Rotary Island; Steers Island; Island Number One; Sault Sainte MarieStation Name: Little Rapids
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 568 feet
Sensor Depth: -8 feet
Nearest Address:
1425 Riverside Dr
Sault Ste. Marie, MI 49783
Chippewa County
GPS Coordinates: 46.485832, -84.301666
Nearby Water Temperatures
St. Marys River, Sault Ste. Marie, MI (3.5 mi)St. Marys River, Barbeau, MI (14.5 mi)
St. Marys River, Barbeau, MI (16.2 mi)
Lake Huron, De Tour Village, MI (39.2 mi)
Lake Huron, Bois Blanc Island, MI (49.9 mi)
Straits of Mackinac, Mackinaw City, MI (50.9 mi)
Seul Choix Bay, Port Inland, MI (83.1 mi)
Little Traverse Bay, Petoskey, MI (83.7 mi)
Lake Huron, Alpena, MI (105.3 mi)
Miners River, Munising, MI (106.5 mi)
Thunder Bay River, Alpena, MI (106.9 mi)
Lake Huron, Alpena, MI (114.8 mi)
North Branch Au Sable River, Grayling, MI (122.4 mi)
Au Sable River, Luzerne, MI (125 mi)
Au Sable River, Mio, MI (126.4 mi)
Weather for Sault Ste. Marie, Michigan
Current Weather

Five Day Weather Forecast

Mon
H: 8°F
L: 3°F

Tue
H: 10°F
L: -9°F

Wed
H: 21°F
L: 5°F

Thu
H: 19°F
L: -6°F

Fri
H: 27°F
L: -15°F
Air Quality
Nitrogen Dioxide: 1.75 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 59 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 5:22 PM
Daylight: 9 hrs 8 mins
Moon Transit: 1:35 PM
Moonset: 6:19 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
1:28 AM - 3:58 AM1:05 PM - 3:35 PM
Minor Periods
5:49 PM - 7:19 PM8:32 AM - 10:02 AM
Action Rating: 5 out of 5
Winter Weather Advisory issued January 18 at 3:14PM EST until January 20 at 7:00AM EST by NWS Gaylord MI
Effective: Sun January 18, 2026, 3:14 PM
Expires: Mon January 19, 2026, 3:15 AM
...HIGH IMPACT WINTER WEATHER EVENT STARTS TONIGHT... .A period of lake enhanced and lake effect snow...along with considerable blowing and drifting snow...will start this evening and continue into Monday night. Strongest winds are expected to develop Monday morning. * WHAT...Snow expected. Total snow accumulations between 3 and 10 inches with the highest snow totals across western Chippewa county. * WHERE...Central Chippewa, Western Chippewa, and Western Mackinac Counties. * WHEN...From 4 AM Monday to 7 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning and evening commutes.
Slow down and use caution while traveling.
Cold Weather Advisory issued January 19 at 2:12AM EST until January 20 at 11:00AM EST by NWS Gaylord MI
Effective: Mon January 19, 2026, 2:12 AM
Expires: Mon January 19, 2026, 2:15 PM
* WHAT...Very cold wind chills as low as 22 below expected. * WHERE...Central Chippewa, Eastern Mackinac, Southeast Chippewa, Western Chippewa, and Western Mackinac Counties. * WHEN...From 10 PM this evening to 11 AM EST Tuesday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water.
Winter Weather Advisory issued January 19 at 1:50AM EST until January 20 at 7:00AM EST by NWS Gaylord MI
Effective: Mon January 19, 2026, 1:50 AM
Expires: Mon January 19, 2026, 2:00 PM
* WHAT...Snow expected. Total snow accumulations between 2 and 5 inches along with blowing and drifting snow. * WHERE...Central Chippewa and Western Mackinac Counties. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Monday morning and evening commutes with periods of rapid drops in visibilities.
Slow down and use caution while traveling.
Winter Storm Warning issued January 19 at 1:50AM EST until January 20 at 7:00AM EST by NWS Gaylord MI
Effective: Mon January 19, 2026, 1:50 AM
Expires: Mon January 19, 2026, 2:00 PM
* WHAT...Heavy snow expected. Total snow accumulations between 4 and 9 inches with locally higher amounts possible. * WHERE...Western Chippewa County. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning and evening commutes.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Persons are urged to stay indoors until conditions improve. If you must go outside, dress in layers. Several layers of clothes will keep you warmer than a single heavy coat. Cover exposed skin to reduce your risk of frostbite or hypothermia. Gloves, a scarf, and a hat will keep you from losing your body heat. During lake effect snow, the weather can vary from bands of locally heavy snow to dry weather just a few miles away. Visibilities can also vary greatly. Be prepared for rapid changes in weather, visibility, and road conditions.
Winter Weather Advisory issued January 19 at 1:50AM EST until January 20 at 7:00AM EST by NWS Gaylord MI
Effective: Mon January 19, 2026, 1:50 AM
Expires: Mon January 19, 2026, 2:00 PM
* WHAT...Snow expected. Total snow accumulations between 1 and 4 inches along with blowing and drifting snow. * WHERE...Eastern Mackinac and Southeast Chippewa Counties. * WHEN...Until 7 AM EST Tuesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Monday morning and evening commutes with periods of rapid drops in visibilities.
Slow down and use caution while traveling.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.95 μg/m3
Sulphur Dioxide: 1.52 μg/m3
Ozone: 63.28 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 5:22 PM
Daylight: 9 hrs 8 mins
Moon Transit: 1:35 PM
Moonset: 6:19 PM
Moon Phase: New
Moon Illumination: 0.4%
Best Times for Fishing or Hunting
Major Periods
1:28 AM - 3:58 AM1:05 PM - 3:35 PM
Minor Periods
5:49 PM - 7:19 PM8:32 AM - 10:02 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.3 μg/m3
Sulphur Dioxide: 1.27 μg/m3
Ozone: 73.36 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 5:24 PM
Daylight: 9 hrs 10 mins
Moon Transit: 2:23 PM
Moonset: 7:32 PM
Moon Phase: New
Moon Illumination: 3.1%
Best Times for Fishing or Hunting
Major Periods
2:16 AM - 4:46 AM1:53 PM - 4:23 PM
Minor Periods
7:02 PM - 8:32 PM8:55 AM - 10:25 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.14 μg/m3
Sulphur Dioxide: 1.74 μg/m3
Ozone: 71.16 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 5:25 PM
Daylight: 9 hrs 13 mins
Moon Transit: 3:08 PM
Moonset: 8:45 PM
Moon Phase: Waxing Crescent
Moon Illumination: 8.1%
Best Times for Fishing or Hunting
Major Periods
3:02 AM - 5:32 AM2:38 PM - 5:08 PM
Minor Periods
8:15 PM - 9:45 PM9:14 AM - 10:44 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.19 μg/m3
Sulphur Dioxide: 1.52 μg/m3
Ozone: 68.36 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 5:27 PM
Daylight: 9 hrs 15 mins
Moon Transit: 3:52 PM
Moonset: 9:58 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%
Best Times for Fishing or Hunting
Major Periods
3:47 AM - 6:17 AM3:22 PM - 5:52 PM
Minor Periods
9:28 PM - 10:58 PM9:31 AM - 11:01 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.69 μg/m3
Sulphur Dioxide: 1.07 μg/m3
Ozone: 68.46 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 5:28 PM
Daylight: 9 hrs 17 mins
Moon Transit: 9:54 AM
Moonset: 11:13 PM
Moon Phase: Waxing Crescent
Moon Illumination: 24.4%
Best Times for Fishing or Hunting
Major Periods
9:24 AM - 11:54 AM9:24 AM - 11:54 AM
Minor Periods
12:00 AM - 12:00 AM9:48 AM - 11:18 AM
Action Rating: 2 out of 5
