Water Temperature of the South Branch Au Sable River in Grayling, MI
Current Water Temperature
Measurement Time: Thursday, June 25, 2026, 10:30 AM EDT
Temperature Locations
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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

Thu
H: 70°F
L: 54°F

Fri
H: 71°F
L: 52°F

Sat
H: 80°F
L: 52°F

Sun
H: 81°F
L: 54°F

Mon
H: 84°F
L: 57°F
Air Quality
Nitrogen Dioxide: 0.5 μg/m3
Sulphur Dioxide: 0.2 μg/m3
Ozone: 93 μg/m3
Astronomical
Sun Transit: 1:40 PM
Sunset: 9:27 PM
Daylight: 15 hrs 33 mins
Moon Transit: 10:33 PM
Moonset: 2:31 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.2%
Best Times for Fishing or Hunting
Major Periods
10:25 AM - 12:55 AM12:00 AM - 12:00 AM
Minor Periods
5:32 PM - 7:02 PM2:01 AM - 3:31 AM
Action Rating: 2 out of 5
Flood Advisory issued June 25 at 10:35AM EDT until June 25 at 12:45PM EDT by NWS Gaylord MI
Effective: Thu June 25, 2026, 10:35 AM
Expires: Thu June 25, 2026, 12:45 PM
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northern Michigan, including the following counties, Antrim, Crawford, Kalkaska and Otsego. * WHEN...Until 1245 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1035 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1.5 and 2.5 inches of rain have fallen. - Additional rainfall amounts up to 0.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Mancelona, Antrim, Waters, Otsego Lake State Park, Rapid City and Blue Lake Township. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Flood Advisory issued June 25 at 10:20AM EDT until June 25 at 1:30PM EDT by NWS Gaylord MI
Effective: Thu June 25, 2026, 10:20 AM
Expires: Thu June 25, 2026, 1:30 PM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northern Michigan, including the following counties, Montmorency and Otsego. * WHEN...Until 130 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1020 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 1.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Lewiston and Chester Township. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.
Flood Advisory issued June 25 at 11:58AM EDT until June 25 at 3:00PM EDT by NWS Gaylord MI
Effective: Thu June 25, 2026, 11:58 AM
Expires: Thu June 25, 2026, 3:00 PM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northern Michigan, including the following counties, Alcona, Alpena and Montmorency. * WHEN...Until 300 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1158 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 2.5 inches of rain have fallen. - Additional rainfall amounts up to 0.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Lockwood Lake and Loud Township. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Flood Advisory issued June 25 at 10:16AM EDT until June 25 at 12:30PM EDT by NWS Gaylord MI
Effective: Thu June 25, 2026, 10:16 AM
Expires: Thu June 25, 2026, 12:30 PM
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northern Michigan, including the following counties, Alcona and Alpena. * WHEN...Until 1230 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 1016 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1.5 and 2.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Hubbard Lake and Curran. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Flood Advisory issued June 25 at 10:25AM EDT until June 25 at 1:30PM EDT by NWS Gaylord MI
Effective: Thu June 25, 2026, 10:25 AM
Expires: Thu June 25, 2026, 1:30 PM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northern Michigan, including the following counties, Alcona and Alpena. * WHEN...Until 130 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1025 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Ossineke, The Town Of Hubbard Lake, Ossineke Township and Devils Lake. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.06 μg/m3
Sulphur Dioxide: 0.35 μg/m3
Ozone: 72.5 μg/m3
Astronomical
Sun Transit: 1:40 PM
Sunset: 9:27 PM
Daylight: 15 hrs 33 mins
Moon Transit: 10:33 PM
Moonset: 2:31 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.2%
Best Times for Fishing or Hunting
Major Periods
10:25 AM - 12:55 AM12:00 AM - 12:00 AM
Minor Periods
5:32 PM - 7:02 PM2:01 AM - 3:31 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.07 μg/m3
Sulphur Dioxide: 0.39 μg/m3
Ozone: 71.29 μg/m3
Astronomical
Sun Transit: 1:40 PM
Sunset: 9:27 PM
Daylight: 15 hrs 33 mins
Moon Transit: 11:21 PM
Moonset: 2:58 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.2%
Best Times for Fishing or Hunting
Major Periods
11:13 AM - 1:43 PM12:00 AM - 12:00 AM
Minor Periods
6:37 PM - 8:07 PM2:28 AM - 3:58 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.46 μg/m3
Sulphur Dioxide: 0.22 μg/m3
Ozone: 65.33 μg/m3
Astronomical
Sun Transit: 1:41 PM
Sunset: 9:27 PM
Daylight: 15 hrs 32 mins
Moon Transit: 12:00 AM
Moonset: 3:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:02 AM - 2:32 PM
Minor Periods
7:38 PM - 9:08 PM3:02 AM - 4:32 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.24 μg/m3
Sulphur Dioxide: 0.44 μg/m3
Ozone: 74.52 μg/m3
Astronomical
Sun Transit: 1:41 PM
Sunset: 9:27 PM
Daylight: 15 hrs 32 mins
Moon Transit: 12:12 AM
Moonset: 4:14 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:53 AM - 3:23 PM
Minor Periods
8:33 PM - 10:03 PM3:44 AM - 5:14 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:41 PM
Sunset: 9:27 PM
Daylight: 15 hrs 31 mins
Moon Transit: 1:03 AM
Moonset: 5:05 AM
Moon Phase: Full
Moon Illumination: 100.0%
Best Times for Fishing or Hunting
Major Periods
12:33 AM - 3:03 AM1:45 PM - 4:15 PM
Minor Periods
9:19 PM - 10:49 PM4:35 AM - 6:05 AM
Action Rating: 5 out of 5
