Water Temperature of the South Santiam River in Waterloo, OR

Current Water Temperature

62.6°F

Measurement Time: Tuesday, September 29, 2026, 1:30 PM PDT

Temperature Locations

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Local Points of Interest

Waterloo Falls; Lebanon, OR

South Santiam River

Station Name: SOUTH SANTIAM RIVER AT WATERLOO, OR
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 472 feet

Nearest Address:
31187 1st St
Waterloo, OR 97355
Linn County

GPS Coordinates: 44.4984564, -122.8234214

Nearby Water Temperatures

South Santiam River, Sweet Home, OR (8.9 mi)
Middle Santiam River, Foster, OR (13.9 mi)
North Santiam River, Jefferson, OR (16.2 mi)
Willamette River , Albany, OR (17 mi)
South Santiam River, Cascadia, OR (17.7 mi)
Quartzville Creek, Cascadia, OR (19.3 mi)
Santiam River, Jefferson, OR (20 mi)
North Santiam River, Mehama, OR (20.6 mi)
Middle Santiam River, Cascadia, OR (22.3 mi)
Willamette River , Harrisburg, OR (23.4 mi)
Little North Santiam River, Lyons, OR (23.5 mi)
Long Tom River, Monroe, OR (26.6 mi)
McKenzie River, Eugene, OR (28.8 mi)
Camp Creek, Springfield, OR (29.7 mi)
McKenzie River, Walterville, OR (29.7 mi)

Weather for Waterloo, Oregon

Current Weather

64°F
Mostly Cloudy
Mostly Cloudy
78%
NW 1 mph
57°F

Weather Forecast

Mostly Cloudy then Patchy Fog
Tonight
52°F - Mostly Cloudy then Patchy Fog
Patchy Fog then Mostly Sunny
Wednesday
74°F - Patchy Fog then Mostly Sunny
Partly Cloudy
Wednesday Night
50°F - Partly Cloudy
Areas Of Fog then Mostly Sunny
Thursday
77°F - Areas Of Fog then Mostly Sunny
Partly Cloudy
Thursday Night
51°F - Partly Cloudy
Patchy Fog then Mostly Sunny
Friday
77°F - Patchy Fog then Mostly Sunny
Partly Cloudy
Friday Night
51°F - Partly Cloudy
Mostly Sunny
Saturday
80°F - Mostly Sunny
Partly Cloudy
Saturday Night
53°F - Partly Cloudy
Mostly Sunny
Sunday
81°F - Mostly Sunny
Partly Cloudy
Sunday Night
53°F - Partly Cloudy
Mostly Sunny
Monday
77°F - Mostly Sunny
Partly Cloudy
Monday Night
50°F - Partly Cloudy
Sunny
Tuesday
75°F - Sunny

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:01 PM
Sunset: 6:55 PM
Daylight: 11 hrs 48 mins
Moonrise: 8:08 PM
Moon Transit: 3:08 AM
Moonset: 10:55 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:38 AM - 5:08 AM
10:33 AM - 1:03 PM

Minor Periods

7:38 PM - 9:08 PM
10:25 AM - 11:55 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:07 AM
Sun Transit: 1:01 PM
Sunset: 6:55 PM
Daylight: 11 hrs 48 mins
Moonrise: 8:08 PM
Moon Transit: 3:08 AM
Moonset: 10:55 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

2:38 AM - 5:08 AM
10:33 AM - 1:03 PM

Minor Periods

7:38 PM - 9:08 PM
10:25 AM - 11:55 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:08 AM
Sun Transit: 1:01 PM
Sunset: 6:54 PM
Daylight: 11 hrs 45 mins
Moonrise: 8:49 PM
Moon Transit: 4:04 AM
Moonset: 12:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:34 AM - 6:04 AM
11:31 AM - 2:01 PM

Minor Periods

8:19 PM - 9:49 PM
11:45 AM - 1:15 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:08 AM
Sun Transit: 1:01 PM
Sunset: 6:54 PM
Daylight: 11 hrs 45 mins
Moonrise: 8:49 PM
Moon Transit: 4:04 AM
Moonset: 12:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:34 AM - 6:04 AM
11:31 AM - 2:01 PM

Minor Periods

8:19 PM - 9:49 PM
11:45 AM - 1:15 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:09 AM
Sun Transit: 1:00 PM
Sunset: 6:52 PM
Daylight: 11 hrs 42 mins
Moonrise: 9:42 PM
Moon Transit: 5:05 AM
Moonset: 1:29 PM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:35 AM - 7:05 AM
12:32 AM - 3:02 PM

Minor Periods

9:12 PM - 10:42 PM
12:59 AM - 2:29 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:09 AM
Sun Transit: 1:00 PM
Sunset: 6:52 PM
Daylight: 11 hrs 42 mins
Moonrise: 9:42 PM
Moon Transit: 5:05 AM
Moonset: 1:29 PM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:35 AM - 7:05 AM
12:32 AM - 3:02 PM

Minor Periods

9:12 PM - 10:42 PM
12:59 AM - 2:29 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:10 AM
Sun Transit: 1:00 PM
Sunset: 6:50 PM
Daylight: 11 hrs 39 mins
Moonrise: 10:48 PM
Moon Transit: 6:08 AM
Moonset: 2:33 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:38 AM - 8:08 AM
1:35 PM - 4:05 PM

Minor Periods

10:18 PM - 11:48 PM
2:03 PM - 3:33 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:10 AM
Sun Transit: 1:00 PM
Sunset: 6:50 PM
Daylight: 11 hrs 39 mins
Moonrise: 10:48 PM
Moon Transit: 6:08 AM
Moonset: 2:33 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%

Best Times for Fishing or Hunting

Major Periods

5:38 AM - 8:08 AM
1:35 PM - 4:05 PM

Minor Periods

10:18 PM - 11:48 PM
2:03 PM - 3:33 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:12 AM
Sun Transit: 1:00 PM
Sunset: 6:48 PM
Daylight: 11 hrs 36 mins
Moonrise: 12:03 PM
Moon Transit: 7:10 AM
Moonset: 3:24 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:40 AM - 9:10 AM
2:37 PM - 5:07 PM

Minor Periods

12:00 AM - 12:00 AM
2:54 PM - 4:24 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:12 AM
Sun Transit: 1:00 PM
Sunset: 6:48 PM
Daylight: 11 hrs 36 mins
Moonrise: 12:03 PM
Moon Transit: 7:10 AM
Moonset: 3:24 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%

Best Times for Fishing or Hunting

Major Periods

6:40 AM - 9:10 AM
2:37 PM - 5:07 PM

Minor Periods

12:00 AM - 12:00 AM
2:54 PM - 4:24 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:13 AM
Sun Transit: 1:00 PM
Sunset: 6:46 PM
Daylight: 11 hrs 33 mins
Moonrise: 12:03 AM
Moon Transit: 8:09 AM
Moonset: 4:04 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%

Best Times for Fishing or Hunting

Major Periods

7:39 AM - 10:09 AM
3:35 PM - 6:05 PM

Minor Periods

3:34 PM - 5:04 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:13 AM
Sun Transit: 1:00 PM
Sunset: 6:46 PM
Daylight: 11 hrs 33 mins
Moonrise: 12:03 AM
Moon Transit: 8:09 AM
Moonset: 4:04 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%

Best Times for Fishing or Hunting

Major Periods

7:39 AM - 10:09 AM
3:35 PM - 6:05 PM

Minor Periods

3:34 PM - 5:04 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 1:00 PM
Sunset: 6:44 PM
Daylight: 11 hrs 30 mins
Moonrise: 1:21 AM
Moon Transit: 9:05 AM
Moonset: 4:34 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%

Best Times for Fishing or Hunting

Major Periods

8:35 AM - 11:05 AM
4:30 PM - 7:00 PM

Minor Periods

4:04 PM - 5:34 PM
12:51 AM - 2:21 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 1:00 PM
Sunset: 6:44 PM
Daylight: 11 hrs 30 mins
Moonrise: 1:21 AM
Moon Transit: 9:05 AM
Moonset: 4:34 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%

Best Times for Fishing or Hunting

Major Periods

8:35 AM - 11:05 AM
4:30 PM - 7:00 PM

Minor Periods

4:04 PM - 5:34 PM
12:51 AM - 2:21 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:15 AM
Sun Transit: 1:00 PM
Sunset: 6:43 PM
Daylight: 11 hrs 27 mins
Moonrise: 2:40 AM
Moon Transit: 9:56 AM
Moonset: 4:59 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.1%

Best Times for Fishing or Hunting

Major Periods

5:19 PM - 7:49 PM
9:26 AM - 11:56 AM

Minor Periods

4:29 PM - 5:59 PM
2:10 AM - 3:40 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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