Water Temperature of the Cascade River in Marblemount, WA

Current Water Temperature

59.4°F

Measurement Time: Wednesday, August 26, 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

66°F
Mostly Clear
Mostly Clear
67%
SSW 2 mph
55°F

Weather Forecast

Partly Cloudy
Tonight
53°F - Partly Cloudy
Partly Sunny then Rain Showers Likely
Thursday
71°F - Partly Sunny then Rain Showers Likely
Rain Showers Likely
Thursday Night
52°F - Rain Showers Likely
Chance Rain Showers
Friday
68°F - Chance Rain Showers
Rain Showers Likely
Friday Night
49°F - Rain Showers Likely
Rain Showers Likely then Slight Chance Light Rain
Saturday
65°F - Rain Showers Likely then Slight Chance Light Rain
Slight Chance Light Rain then Mostly Cloudy
Saturday Night
48°F - Slight Chance Light Rain then Mostly Cloudy
Mostly Sunny
Sunday
69°F - Mostly Sunny
Mostly Cloudy
Sunday Night
48°F - Mostly Cloudy
Partly Sunny then Slight Chance Light Rain
Monday
72°F - Partly Sunny then Slight Chance Light Rain
Slight Chance Light Rain
Monday Night
51°F - Slight Chance Light Rain
Chance Light Rain
Tuesday
67°F - Chance Light Rain
Chance Light Rain
Tuesday Night
49°F - Chance Light Rain
Chance Light Rain
Wednesday
64°F - Chance Light Rain

Astronomical

Sunrise: 6:15 AM
Sun Transit: 1:07 PM
Sunset: 7:59 PM
Daylight: 13 hrs 44 mins
Moonrise: 7:32 PM
Moon Transit: 12:00 AM
Moonset: 4:24 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:17 AM - 9:47 AM

Minor Periods

7:02 PM - 8:32 PM
3:54 AM - 5:24 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: 6:15 AM
Sun Transit: 1:07 PM
Sunset: 7:59 PM
Daylight: 13 hrs 44 mins
Moonrise: 7:32 PM
Moon Transit: 12:00 AM
Moonset: 4:24 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 98.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:17 AM - 9:47 AM

Minor Periods

7:02 PM - 8:32 PM
3:54 AM - 5:24 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: 6:16 AM
Sun Transit: 1:07 PM
Sunset: 7:57 PM
Daylight: 13 hrs 41 mins
Moonrise: 7:49 PM
Moon Transit: 12:29 AM
Moonset: 5:37 AM
Moon Phase: Full
Moon Illumination: 100.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
8:02 AM - 10:32 AM

Minor Periods

7:19 PM - 8:49 PM
5:07 AM - 6:37 AM

Action Rating: 4 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: 6:16 AM
Sun Transit: 1:07 PM
Sunset: 7:57 PM
Daylight: 13 hrs 41 mins
Moonrise: 7:49 PM
Moon Transit: 12:29 AM
Moonset: 5:37 AM
Moon Phase: Full
Moon Illumination: 100.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
8:02 AM - 10:32 AM

Minor Periods

7:19 PM - 8:49 PM
5:07 AM - 6:37 AM

Action Rating: 4 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: 6:18 AM
Sun Transit: 1:06 PM
Sunset: 7:55 PM
Daylight: 13 hrs 37 mins
Moonrise: 8:04 PM
Moon Transit: 1:13 AM
Moonset: 6:51 AM
Moon Phase: Full
Moon Illumination: 98.7%

Best Times for Fishing or Hunting

Major Periods

12:43 AM - 3:13 AM
8:45 AM - 11:15 AM

Minor Periods

7:34 PM - 9:04 PM
6:21 AM - 7:51 AM

Action Rating: 5 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: 6:18 AM
Sun Transit: 1:06 PM
Sunset: 7:55 PM
Daylight: 13 hrs 37 mins
Moonrise: 8:04 PM
Moon Transit: 1:13 AM
Moonset: 6:51 AM
Moon Phase: Full
Moon Illumination: 98.7%

Best Times for Fishing or Hunting

Major Periods

12:43 AM - 3:13 AM
8:45 AM - 11:15 AM

Minor Periods

7:34 PM - 9:04 PM
6:21 AM - 7:51 AM

Action Rating: 5 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: 6:19 AM
Sun Transit: 1:06 PM
Sunset: 7:53 PM
Daylight: 13 hrs 34 mins
Moonrise: 8:19 PM
Moon Transit: 1:56 AM
Moonset: 8:04 AM
Moon Phase: Full
Moon Illumination: 95.0%

Best Times for Fishing or Hunting

Major Periods

1:26 AM - 3:56 AM
9:30 AM - 12:00 AM

Minor Periods

7:49 PM - 9:19 PM
7:34 AM - 9:04 AM

Action Rating: 4 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: 6:19 AM
Sun Transit: 1:06 PM
Sunset: 7:53 PM
Daylight: 13 hrs 34 mins
Moonrise: 8:19 PM
Moon Transit: 1:56 AM
Moonset: 8:04 AM
Moon Phase: Full
Moon Illumination: 95.0%

Best Times for Fishing or Hunting

Major Periods

1:26 AM - 3:56 AM
9:30 AM - 12:00 AM

Minor Periods

7:49 PM - 9:19 PM
7:34 AM - 9:04 AM

Action Rating: 4 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: 6:21 AM
Sun Transit: 1:06 PM
Sunset: 7:51 PM
Daylight: 13 hrs 30 mins
Moonrise: 8:34 PM
Moon Transit: 12:00 AM
Moonset: 9:19 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

8:04 PM - 9:34 PM
8:49 AM - 10:19 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: 6:21 AM
Sun Transit: 1:06 PM
Sunset: 7:51 PM
Daylight: 13 hrs 30 mins
Moonrise: 8:34 PM
Moon Transit: 12:00 AM
Moonset: 9:19 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

8:04 PM - 9:34 PM
8:49 AM - 10:19 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: 6:22 AM
Sun Transit: 1:05 PM
Sunset: 7:49 PM
Daylight: 13 hrs 27 mins
Moonrise: 8:52 PM
Moon Transit: 3:26 AM
Moonset: 10:37 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.9%

Best Times for Fishing or Hunting

Major Periods

2:56 AM - 5:26 AM
11:00 AM - 1:30 PM

Minor Periods

8:22 PM - 9:52 PM
10:07 AM - 11:37 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: 6:22 AM
Sun Transit: 1:05 PM
Sunset: 7:49 PM
Daylight: 13 hrs 27 mins
Moonrise: 8:52 PM
Moon Transit: 3:26 AM
Moonset: 10:37 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.9%

Best Times for Fishing or Hunting

Major Periods

2:56 AM - 5:26 AM
11:00 AM - 1:30 PM

Minor Periods

8:22 PM - 9:52 PM
10:07 AM - 11:37 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: 6:23 AM
Sun Transit: 1:05 PM
Sunset: 7:47 PM
Daylight: 13 hrs 23 mins
Moonrise: 9:14 PM
Moon Transit: 4:15 AM
Moonset: 11:57 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:45 AM - 6:15 AM
11:50 AM - 2:20 PM

Minor Periods

8:44 PM - 10:14 PM
11:27 AM - 12:57 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: 6:23 AM
Sun Transit: 1:05 PM
Sunset: 7:47 PM
Daylight: 13 hrs 23 mins
Moonrise: 9:14 PM
Moon Transit: 4:15 AM
Moonset: 11:57 AM
Moon Phase: Waning Gibbous
Moon Illumination: 71.2%

Best Times for Fishing or Hunting

Major Periods

3:45 AM - 6:15 AM
11:50 AM - 2:20 PM

Minor Periods

8:44 PM - 10:14 PM
11:27 AM - 12:57 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: 6:25 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

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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