Water Temperature of the Cascade River in Marblemount, WA

Current Water Temperature

56.1°F

Measurement Time: Wednesday, September 2, 2026, 1:45 PM PDT

Temperature Locations

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Local Points of Interest

Skagit River

Cascade River

Station Name: CASCADE RIVER AT MARBLEMOUNT, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 348 feet

Nearest Address:
5901 S Cascade Rd
Marblemount, WA 98267
Skagit County

GPS Coordinates: 48.5262307, -121.4154046

Nearby Water Temperatures

Skagit River, Marblemount, WA (0.8 mi)
Bacon Creek, Marblemount, WA (5.5 mi)
Sauk River, Concrete, WA (9.9 mi)
Skagit River, Newhalem, WA (12.7 mi)
Sauk River, Darrington, WA (20.6 mi)
Big Beaver Creek, Diablo, WA (23.4 mi)
Ruby Creek, Newhalem, WA (23.6 mi)
Sauk River, Darrington, WA (24.8 mi)
North Fork Nooksack River, Glacier, WA (32.7 mi)
Skookum Creek, Doran, WA (34.6 mi)
South Fork Nooksack River, Doran, WA (35.9 mi)
South Fork Sultan River, Sultan, WA (41.2 mi)
Skagit River, Burlington, WA (42.5 mi)
Sultan River, Lake Roesiger, WA (42.9 mi)
Nooksack River, Cedarville, WA (45.6 mi)

Weather for Marblemount, Washington

Current Weather

57°F
Chance Light Rain
Chance Light Rain
88%
WSW 3 mph
53°F

Weather Forecast

Chance Light Rain
Tonight
47°F - Chance Light Rain
Chance Light Rain then Chance Showers And Thunderstorms
Thursday
66°F - Chance Light Rain then Chance Showers And Thunderstorms
Slight Chance Light Rain then Mostly Cloudy
Thursday Night
47°F - Slight Chance Light Rain then Mostly Cloudy
Chance Light Rain then Chance Showers And Thunderstorms
Friday
67°F - Chance Light Rain then Chance Showers And Thunderstorms
Chance Light Rain
Friday Night
49°F - Chance Light Rain
Chance Showers And Thunderstorms
Saturday
72°F - Chance Showers And Thunderstorms
Partly Cloudy
Saturday Night
50°F - Partly Cloudy
Mostly Sunny
Sunday
78°F - Mostly Sunny
Partly Cloudy
Sunday Night
52°F - Partly Cloudy
Slight Chance Light Rain
Labor Day
73°F - Slight Chance Light Rain
Slight Chance Light Rain
Monday Night
53°F - Slight Chance Light Rain
Mostly Sunny
Tuesday
73°F - Mostly Sunny
Partly Cloudy
Tuesday Night
53°F - Partly Cloudy
Slight Chance Light Rain
Wednesday
78°F - Slight Chance Light Rain

Astronomical

Sunrise: 6:25 AM
Sun Transit: 1:05 PM
Sunset: 7:45 PM
Daylight: 13 hrs 20 mins
Moonrise: 9:43 PM
Moon Transit: 5:07 AM
Moonset: 1:20 PM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%

Best Times for Fishing or Hunting

Major Periods

4:37 AM - 7:07 AM
12:44 AM - 3:14 PM

Minor Periods

9:13 PM - 10:43 PM
12:50 AM - 2:20 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: 6:25 AM
Sun Transit: 1:05 PM
Sunset: 7:45 PM
Daylight: 13 hrs 20 mins
Moonrise: 9:43 PM
Moon Transit: 5:07 AM
Moonset: 1:20 PM
Moon Phase: Waning Gibbous
Moon Illumination: 60.5%

Best Times for Fishing or Hunting

Major Periods

4:37 AM - 7:07 AM
12:44 AM - 3:14 PM

Minor Periods

9:13 PM - 10:43 PM
12:50 AM - 2:20 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: 6:26 AM
Sun Transit: 1:04 PM
Sunset: 7:43 PM
Daylight: 13 hrs 16 mins
Moonrise: 10:23 PM
Moon Transit: 6:04 AM
Moonset: 2:41 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:34 AM - 8:04 AM
1:42 PM - 4:12 PM

Minor Periods

9:53 PM - 11:23 PM
2:11 PM - 3:41 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: 6:26 AM
Sun Transit: 1:04 PM
Sunset: 7:43 PM
Daylight: 13 hrs 16 mins
Moonrise: 10:23 PM
Moon Transit: 6:04 AM
Moonset: 2:41 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:34 AM - 8:04 AM
1:42 PM - 4:12 PM

Minor Periods

9:53 PM - 11:23 PM
2:11 PM - 3:41 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: 6:28 AM
Sun Transit: 1:04 PM
Sunset: 7:41 PM
Daylight: 13 hrs 13 mins
Moonrise: 11:18 PM
Moon Transit: 7:05 AM
Moonset: 3:54 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:35 AM - 9:05 AM
2:44 PM - 5:14 PM

Minor Periods

12:00 AM - 12:00 AM
3:24 PM - 4:54 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: 6:28 AM
Sun Transit: 1:04 PM
Sunset: 7:41 PM
Daylight: 13 hrs 13 mins
Moonrise: 11:18 PM
Moon Transit: 7:05 AM
Moonset: 3:54 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:35 AM - 9:05 AM
2:44 PM - 5:14 PM

Minor Periods

12:00 AM - 12:00 AM
3:24 PM - 4:54 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: 6:29 AM
Sun Transit: 1:04 PM
Sunset: 7:39 PM
Daylight: 13 hrs 9 mins
Moonrise: 12:18 AM
Moon Transit: 8:08 AM
Moonset: 4:54 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:38 AM - 10:08 AM
3:47 PM - 6:17 PM

Minor Periods

4:24 PM - 5:54 PM
12:00 AM - 12:00 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: 6:29 AM
Sun Transit: 1:04 PM
Sunset: 7:39 PM
Daylight: 13 hrs 9 mins
Moonrise: 12:18 AM
Moon Transit: 8:08 AM
Moonset: 4:54 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:38 AM - 10:08 AM
3:47 PM - 6:17 PM

Minor Periods

4:24 PM - 5:54 PM
12:00 AM - 12:00 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: 6:30 AM
Sun Transit: 1:03 PM
Sunset: 7:36 PM
Daylight: 13 hrs 6 mins
Moonrise: 12:29 AM
Moon Transit: 9:10 AM
Moonset: 5:39 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:40 AM - 11:10 AM
4:49 PM - 7:19 PM

Minor Periods

5:09 PM - 6:39 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: 6:30 AM
Sun Transit: 1:03 PM
Sunset: 7:36 PM
Daylight: 13 hrs 6 mins
Moonrise: 12:29 AM
Moon Transit: 9:10 AM
Moonset: 5:39 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:40 AM - 11:10 AM
4:49 PM - 7:19 PM

Minor Periods

5:09 PM - 6:39 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: 6:32 AM
Sun Transit: 1:03 PM
Sunset: 7:34 PM
Daylight: 13 hrs 3 mins
Moonrise: 1:50 AM
Moon Transit: 10:10 AM
Moonset: 6:12 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

5:47 PM - 8:17 PM
9:40 AM - 12:10 AM

Minor Periods

5:42 PM - 7:12 PM
1:20 AM - 2:50 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: 6:32 AM
Sun Transit: 1:03 PM
Sunset: 7:34 PM
Daylight: 13 hrs 3 mins
Moonrise: 1:50 AM
Moon Transit: 10:10 AM
Moonset: 6:12 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

5:47 PM - 8:17 PM
9:40 AM - 12:10 AM

Minor Periods

5:42 PM - 7:12 PM
1:20 AM - 2:50 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: 6:33 AM
Sun Transit: 1:03 PM
Sunset: 7:32 PM
Daylight: 12 hrs 59 mins
Moonrise: 3:16 AM
Moon Transit: 11:05 AM
Moonset: 6:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:41 PM - 9:11 PM
10:35 AM - 1:05 PM

Minor Periods

6:06 PM - 7:36 PM
2:46 AM - 4:16 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: 6:33 AM
Sun Transit: 1:03 PM
Sunset: 7:32 PM
Daylight: 12 hrs 59 mins
Moonrise: 3:16 AM
Moon Transit: 11:05 AM
Moonset: 6:36 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:41 PM - 9:11 PM
10:35 AM - 1:05 PM

Minor Periods

6:06 PM - 7:36 PM
2:46 AM - 4:16 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: 6:35 AM
Sun Transit: 1:02 PM
Sunset: 7:30 PM
Daylight: 12 hrs 56 mins
Moonrise: 4:41 AM
Moon Transit: 11:57 AM
Moonset: 6:55 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:31 PM - 10:01 PM
11:27 AM - 1:57 PM

Minor Periods

6:25 PM - 7:55 PM
4:11 AM - 5:41 AM

Action Rating: 4 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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