Water Temperature of the Coast Fork Willamette River in Cottage Grove, OR
Current Water Temperature
Measurement Time: Friday, September 4, 2026, 7:50 AM PDT
Temperature Locations
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Local Points of Interest
Cottage Grove Lake; Cottage Grove DamStation Name: COAST FORK WILLAMETTE R BLW COTTAGE GROVE DAM, OR
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 738 feet
Nearest Address:
75800 Reservoir Rd
Cottage Grove, OR 97424
Lane County
GPS Coordinates: 43.72067785, -123.0497994
Nearby Water Temperatures
Coast Fork Willamette River, London, OR (5.8 mi)Row River, Cottage Grove, OR (5.8 mi)
Row River, Dorena, OR (8.9 mi)
Middle Fork Willamette River, Fall Creek, OR (18.8 mi)
Cedar Creek, Thurston, OR (24.3 mi)
McKenzie River, Springfield, OR (24.6 mi)
Middle Fork Willamette River, Oakridge, OR (25 mi)
Camp Creek, Springfield, OR (25.5 mi)
Willamette River , Eugene, OR (25.8 mi)
Rock Creek, Glide, OR (26 mi)
McKenzie River, Eugene, OR (27.1 mi)
North Fork Middle Fork Willamette River, Westfir, OR (27.3 mi)
North Umpqua River, Idleyld Park, OR (27.5 mi)
McKenzie River, Walterville, OR (27.8 mi)
Long Tom River, Alvadore, OR (30.5 mi)
Weather for Cottage Grove, Oregon
Current Weather
Weather Forecast
This Afternoon
68°F - Showers And Thunderstorms
Tonight
45°F - Showers And Thunderstorms Likely then Areas Of Fog
Saturday
73°F - Patchy Fog then Mostly Sunny
Saturday Night
46°F - Mostly Cloudy then Patchy Fog
Sunday
71°F - Chance Showers And Thunderstorms
Sunday Night
47°F - Chance Rain Showers then Patchy Fog
Labor Day
75°F - Patchy Fog then Mostly Sunny
Monday Night
46°F - Partly Cloudy
Tuesday
77°F - Mostly Sunny
Tuesday Night
50°F - Partly Cloudy
Wednesday
83°F - Mostly Sunny
Wednesday Night
53°F - Mostly Clear
Thursday
81°F - Chance Light Rain
Thursday Night
52°F - Chance Light Rain
Astronomical
Sun Transit: 1:11 PM
Sunset: 7:42 PM
Daylight: 13 hrs 2 mins
Moon Transit: 7:12 AM
Moonset: 3:34 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%
Best Times for Fishing or Hunting
Major Periods
6:42 AM - 9:12 AM2:37 PM - 5:07 PM
Minor Periods
12:00 AM - 12:00 AM3:04 PM - 4:34 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 7:42 PM
Daylight: 13 hrs 2 mins
Moon Transit: 7:12 AM
Moonset: 3:34 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%
Best Times for Fishing or Hunting
Major Periods
6:42 AM - 9:12 AM2:37 PM - 5:07 PM
Minor Periods
12:00 AM - 12:00 AM3:04 PM - 4:34 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:11 PM
Sunset: 7:42 PM
Daylight: 13 hrs 2 mins
Moon Transit: 7:12 AM
Moonset: 3:34 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%
Best Times for Fishing or Hunting
Major Periods
6:42 AM - 9:12 AM2:37 PM - 5:07 PM
Minor Periods
12:00 AM - 12:00 AM3:04 PM - 4:34 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 7:40 PM
Daylight: 12 hrs 59 mins
Moon Transit: 8:15 AM
Moonset: 4:35 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%
Best Times for Fishing or Hunting
Major Periods
7:45 AM - 10:15 AM3:40 PM - 6:10 PM
Minor Periods
4:05 PM - 5:35 PM12:00 AM - 12:00 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: 1:10 PM
Sunset: 7:40 PM
Daylight: 12 hrs 59 mins
Moon Transit: 8:15 AM
Moonset: 4:35 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%
Best Times for Fishing or Hunting
Major Periods
7:45 AM - 10:15 AM3:40 PM - 6:10 PM
Minor Periods
4:05 PM - 5:35 PM12:00 AM - 12:00 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: 1:10 PM
Sunset: 7:38 PM
Daylight: 12 hrs 56 mins
Moon Transit: 9:17 AM
Moonset: 5:23 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%
Best Times for Fishing or Hunting
Major Periods
8:47 AM - 11:17 AM4:42 PM - 7:12 PM
Minor Periods
4:53 PM - 6:23 PM12:31 AM - 2:01 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 7:38 PM
Daylight: 12 hrs 56 mins
Moon Transit: 9:17 AM
Moonset: 5:23 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%
Best Times for Fishing or Hunting
Major Periods
8:47 AM - 11:17 AM4:42 PM - 7:12 PM
Minor Periods
4:53 PM - 6:23 PM12:31 AM - 2:01 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:10 PM
Sunset: 7:36 PM
Daylight: 12 hrs 53 mins
Moon Transit: 10:17 AM
Moonset: 6:01 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%
Best Times for Fishing or Hunting
Major Periods
5:40 PM - 8:10 PM9:47 AM - 12:17 AM
Minor Periods
5:31 PM - 7:01 PM1:49 AM - 3:19 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: 1:10 PM
Sunset: 7:36 PM
Daylight: 12 hrs 53 mins
Moon Transit: 10:17 AM
Moonset: 6:01 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%
Best Times for Fishing or Hunting
Major Periods
5:40 PM - 8:10 PM9:47 AM - 12:17 AM
Minor Periods
5:31 PM - 7:01 PM1:49 AM - 3:19 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: 1:09 PM
Sunset: 7:35 PM
Daylight: 12 hrs 51 mins
Moon Transit: 11:12 AM
Moonset: 6:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%
Best Times for Fishing or Hunting
Major Periods
6:34 PM - 9:04 PM10:42 AM - 1:12 PM
Minor Periods
6:01 PM - 7:31 PM3:09 AM - 4:39 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 7:35 PM
Daylight: 12 hrs 51 mins
Moon Transit: 11:12 AM
Moonset: 6:31 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%
Best Times for Fishing or Hunting
Major Periods
6:34 PM - 9:04 PM10:42 AM - 1:12 PM
Minor Periods
6:01 PM - 7:31 PM3:09 AM - 4:39 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 7:33 PM
Daylight: 12 hrs 48 mins
Moon Transit: 12:03 AM
Moonset: 6:55 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%
Best Times for Fishing or Hunting
Major Periods
7:25 PM - 9:55 PM11:33 AM - 2:03 PM
Minor Periods
6:25 PM - 7:55 PM4:28 AM - 5:58 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 7:33 PM
Daylight: 12 hrs 48 mins
Moon Transit: 12:03 AM
Moonset: 6:55 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%
Best Times for Fishing or Hunting
Major Periods
7:25 PM - 9:55 PM11:33 AM - 2:03 PM
Minor Periods
6:25 PM - 7:55 PM4:28 AM - 5:58 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 7:31 PM
Daylight: 12 hrs 45 mins
Moon Transit: 12:52 AM
Moonset: 7:16 PM
Moon Phase: New
Moon Illumination: 0.0%
Best Times for Fishing or Hunting
Major Periods
8:12 PM - 10:42 PM12:22 AM - 2:52 PM
Minor Periods
6:46 PM - 8:16 PM5:44 AM - 7:14 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 7:31 PM
Daylight: 12 hrs 45 mins
Moon Transit: 12:52 AM
Moonset: 7:16 PM
Moon Phase: New
Moon Illumination: 0.0%
Best Times for Fishing or Hunting
Major Periods
8:12 PM - 10:42 PM12:22 AM - 2:52 PM
Minor Periods
6:46 PM - 8:16 PM5:44 AM - 7:14 AM
Action Rating: 4 out of 5
