Water Temperature of the South Branch Au Sable River in Grayling, MI
Current Water Temperature
Measurement Time: Tuesday, December 30, 2025, 6:30 PM EST
Temperature Locations
View Nearby Locations View All Michigan Locations View Locations Near Me
Local Points of Interest
Au Sable State Forest-Grayling Unit; Luzerne, MIStation Name: SOUTH BRANCH AU SABLE RIVER NEAR LUZERNE, MI
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 1,070 feet
Nearest Address:
7801 Old M-72
Grayling, MI 49738
Crawford County
GPS Coordinates: 44.61473849, -84.455575
Nearby Water Temperatures
North Branch Au Sable River, Grayling, MI (7.3 mi)Au Sable River, Luzerne, MI (9.1 mi)
Au Sable River, Mio, MI (16.3 mi)
Manistee River, Grayling, MI (20 mi)
Au Sable River, Curran, MI (30.4 mi)
Au Sable River, Glennie, MI (32.3 mi)
Au Sable River, South Branch, MI (37.6 mi)
Au Sable River, Glennie, MI (40 mi)
Rifle River, Sterling, MI (43.2 mi)
Au Sable River, Oscoda, MI (44.6 mi)
Au Sable River, Oscoda, MI (51.8 mi)
Thunder Bay River, Alpena, MI (59.1 mi)
Manistee River, Mesick, MI (62.5 mi)
Little Traverse Bay, Petoskey, MI (62.7 mi)
Lake Huron, Alpena, MI (63.6 mi)
Weather for Grayling, Michigan
Current Weather
Five Day Weather Forecast

Tue
H: 20°F
L: 14°F

Wed
H: 22°F
L: 11°F

Thu
H: 16°F
L: 11°F

Fri
H: 22°F
L: 14°F

Sat
H: 21°F
L: 14°F
Astronomical
Sun Transit: 12:40 AM
Sunset: 5:07 PM
Daylight: 8 hrs 52 mins
Moon Transit: 9:16 PM
Moonset: 3:59 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 82.8%
Best Times for Fishing or Hunting
Major Periods
9:03 AM - 11:33 AM8:46 PM - 11:16 PM
Minor Periods
12:56 AM - 2:26 PM3:29 AM - 4:59 AM
Action Rating: 2 out of 5
Winter Weather Advisory issued December 30 at 10:05AM EST until December 31 at 7:00PM EST by NWS Gaylord MI
Effective: Tue December 30, 2025, 10:05 AM
Expires: Tue December 30, 2025, 10:15 PM
* WHAT...Lake effect snow expected. Total snow accumulations between 4 and 8 inches, with localized amounts greater than 8 inches possible. Winds gusting as high as 30 mph. * WHERE...Antrim, Charlevoix, Crawford, Kalkaska, and Otsego Counties. * WHEN...Until 7 PM EST Wednesday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Tuesday evening and Wednesday morning commute.
Slow down and use caution while traveling.
Winter Storm Warning issued December 30 at 2:27PM EST until December 31 at 7:00PM EST by NWS Gaylord MI
Effective: Tue December 30, 2025, 2:27 PM
Expires: Wed December 31, 2025, 2:30 AM
* WHAT...Lake effect snow. Snow accumulations between 4 and 8 inches, with locally higher totals in excess of 12 inches possible through Wednesday evening. Winds gusting as high as 35 mph may lead to blowing and drifting snow on Wednesday. * WHERE...Antrim, Crawford, Kalkaska, and Otsego Counties. * WHEN...Until 7 PM EST Wednesday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel will be difficult at times. The hazardous conditions will impact commutes from this evening through New Year's Eve.
Roads will be snow-covered and slippery. Be sure to travel at an appropriate speed for the weather conditions. 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.
Weather Forecast
Average Temperature: 17.2°F
Average Humidity: 79%
Wind: 18.3 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:40 AM
Sunset: 5:07 PM
Daylight: 8 hrs 52 mins
Moon Transit: 9:16 PM
Moonset: 3:59 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 82.8%
Best Times for Fishing or Hunting
Major Periods
9:03 AM - 11:33 AM8:46 PM - 11:16 PM
Minor Periods
12:56 AM - 2:26 PM3:29 AM - 4:59 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 17.2°F
Average Humidity: 80%
Wind: 13.6 mph
UV Index: 0.1
Astronomical
Sun Transit: 12:41 AM
Sunset: 5:07 PM
Daylight: 8 hrs 53 mins
Moon Transit: 10:19 PM
Moonset: 5:23 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 90.5%
Best Times for Fishing or Hunting
Major Periods
10:03 AM - 12:33 AM12:00 AM - 12:00 AM
Minor Periods
1:35 PM - 3:05 PM4:53 AM - 6:23 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 13.6°F
Average Humidity: 71%
Wind: 11.9 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:41 AM
Sunset: 5:08 PM
Daylight: 8 hrs 53 mins
Moon Transit: 11:25 PM
Moonset: 6:44 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 96.0%
Best Times for Fishing or Hunting
Major Periods
11:08 AM - 1:38 PM12:00 AM - 12:00 AM
Minor Periods
2:28 PM - 3:58 PM6:14 AM - 7:44 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 18.5°F
Average Humidity: 79%
Wind: 11 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:42 AM
Sunset: 5:09 PM
Daylight: 8 hrs 54 mins
Moon Transit: 12:00 AM
Moonset: 7:55 AM
Moon Phase: Full
Moon Illumination: 99.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:15 AM - 2:45 PM
Minor Periods
3:35 PM - 5:05 PM7:25 AM - 8:55 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 16.4°F
Average Humidity: 88%
Wind: 8.7 mph
UV Index: 0.2
Astronomical
Sun Transit: 12:42 AM
Sunset: 5:10 PM
Daylight: 8 hrs 55 mins
Moon Transit: 12:32 AM
Moonset: 8:52 AM
Moon Phase: Full
Moon Illumination: 99.9%
Best Times for Fishing or Hunting
Major Periods
12:02 AM - 2:32 AM1:20 PM - 3:50 PM
Minor Periods
4:53 PM - 6:23 PM8:22 AM - 9:52 AM
Action Rating: 5 out of 5
