Water Temperature of the Cascade River in Marblemount, WA
Current Water Temperature
40.8°F
Measurement Time: Monday, January 26, 2026, 7:45 PM PST
Temperature Locations
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Local Points of Interest
Skagit RiverCascade 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
30°F

Partly cloudy
25°F
28.9°F
96%
ESE 4.7 mph
9.6 mph
21.8°F
12.1°F
0 in
75%
9 mi
1023 mbar
0
Five Day Weather Forecast

Tue
H: 44°F
L: 27°F

Wed
H: 43°F
L: 35°F

Thu
H: 43°F
L: 33°F

Fri
H: 42°F
L: 35°F

Sat
H: 38°F
L: 34°F
Air Quality
AQI:
1 - Good
PM2.5:
4.75 μg/m3
PM10:
5.95 μg/m3
Carbon Monoxide: 137.85 μg/m3
Nitrogen Dioxide: 1.85 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 93 μg/m3
Nitrogen Dioxide: 1.85 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 93 μg/m3
Astronomical
Sunrise: 7:41 AM
Sun Transit: 12:18 AM
Sunset: 4:57 PM
Daylight: 9 hrs 16 mins
Sun Transit: 12:18 AM
Sunset: 4:57 PM
Daylight: 9 hrs 16 mins
Moonrise: 11:13 AM
Moon Transit: 7:39 PM
Moonset: 2:58 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Moon Transit: 7:39 PM
Moonset: 2:58 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
2:18 AM - 4:48 AM7:09 PM - 9:39 PM
Minor Periods
10:43 AM - 12:13 AM2:28 AM - 3:58 AM
Action Rating: 2 out of 5
Tuesday, January 27, 2026
Weather Forecast
Patchy rain nearby
44.2°F
26.8°F
34.8°F
55%
0.01 in
74%
2%
6.5 mph
0.2
Air Quality
AQI:
1 - Good
PM2.5:
6.11 μg/m3
PM10:
8.4 μg/m3
Carbon Monoxide: 149.29 μg/m3
Nitrogen Dioxide: 2.82 μg/m3
Sulphur Dioxide: 1.63 μg/m3
Ozone: 88.72 μg/m3
Nitrogen Dioxide: 2.82 μg/m3
Sulphur Dioxide: 1.63 μg/m3
Ozone: 88.72 μg/m3
Astronomical
Sunrise: 7:41 AM
Sun Transit: 12:18 AM
Sunset: 4:57 PM
Daylight: 9 hrs 16 mins
Sun Transit: 12:18 AM
Sunset: 4:57 PM
Daylight: 9 hrs 16 mins
Moonrise: 11:13 AM
Moon Transit: 7:39 PM
Moonset: 2:58 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Moon Transit: 7:39 PM
Moonset: 2:58 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
2:18 AM - 4:48 AM7:09 PM - 9:39 PM
Minor Periods
10:43 AM - 12:13 AM2:28 AM - 3:58 AM
Action Rating: 2 out of 5
Wednesday, January 28, 2026
Weather Forecast
Heavy rain
42.8°F
34.7°F
39.4°F
97%
2.45 in
87%
0%
4.3 mph
0.1
Air Quality
AQI:
1 - Good
PM2.5:
5.79 μg/m3
PM10:
6.79 μg/m3
Carbon Monoxide: 154.01 μg/m3
Nitrogen Dioxide: 2.04 μg/m3
Sulphur Dioxide: 1.28 μg/m3
Ozone: 91.04 μg/m3
Nitrogen Dioxide: 2.04 μg/m3
Sulphur Dioxide: 1.28 μg/m3
Ozone: 91.04 μg/m3
Astronomical
Sunrise: 7:39 AM
Sun Transit: 12:18 AM
Sunset: 4:58 PM
Daylight: 9 hrs 19 mins
Sun Transit: 12:18 AM
Sunset: 4:58 PM
Daylight: 9 hrs 19 mins
Moonrise: 11:56 AM
Moon Transit: 8:42 PM
Moonset: 4:21 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.1%
Moon Transit: 8:42 PM
Moonset: 4:21 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
3:18 AM - 5:48 AM8:12 PM - 10:42 PM
Minor Periods
11:26 AM - 12:56 AM3:51 AM - 5:21 AM
Action Rating: 2 out of 5
Thursday, January 29, 2026
Weather Forecast
Heavy rain
42.8°F
32.7°F
39.2°F
96%
2.02 in
89%
17%
3.8 mph
0
Air Quality
AQI:
1 - Good
PM2.5:
1.3 μg/m3
PM10:
1.34 μg/m3
Carbon Monoxide: 140.05 μg/m3
Nitrogen Dioxide: 1.9 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 86.56 μg/m3
Nitrogen Dioxide: 1.9 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 86.56 μg/m3
Astronomical
Sunrise: 7:38 AM
Sun Transit: 12:18 AM
Sunset: 5:00 PM
Daylight: 9 hrs 22 mins
Sun Transit: 12:18 AM
Sunset: 5:00 PM
Daylight: 9 hrs 22 mins
Moonrise: 12:55 AM
Moon Transit: 9:47 PM
Moonset: 5:35 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%
Moon Transit: 9:47 PM
Moonset: 5:35 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%
Best Times for Fishing or Hunting
Major Periods
4:22 AM - 6:52 AM9:17 PM - 11:47 PM
Minor Periods
12:25 AM - 1:55 PM5:05 AM - 6:35 AM
Action Rating: 2 out of 5
Friday, January 30, 2026
Weather Forecast
Moderate rain
42.3°F
34.9°F
38.8°F
94%
0.25 in
84%
0%
4.7 mph
0
Air Quality
AQI:
1 - Good
PM2.5:
1.41 μg/m3
PM10:
1.73 μg/m3
Carbon Monoxide: 150.58 μg/m3
Nitrogen Dioxide: 2.25 μg/m3
Sulphur Dioxide: 1.09 μg/m3
Ozone: 80.52 μg/m3
Nitrogen Dioxide: 2.25 μg/m3
Sulphur Dioxide: 1.09 μg/m3
Ozone: 80.52 μg/m3
Astronomical
Sunrise: 7:37 AM
Sun Transit: 12:19 AM
Sunset: 5:01 PM
Daylight: 9 hrs 25 mins
Sun Transit: 12:19 AM
Sunset: 5:01 PM
Daylight: 9 hrs 25 mins
Moonrise: 2:10 PM
Moon Transit: 10:50 PM
Moonset: 6:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%
Moon Transit: 10:50 PM
Moonset: 6:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%
Best Times for Fishing or Hunting
Major Periods
5:27 AM - 7:57 AM12:00 AM - 12:00 AM
Minor Periods
1:40 PM - 3:10 PM6:04 AM - 7:34 AM
Action Rating: 4 out of 5
Saturday, January 31, 2026
Weather Forecast
Moderate rain
38.4°F
33.5°F
36.5°F
96%
0.34 in
84%
4%
5.6 mph
1
Air Quality
AQI:
1 - Good
PM2.5:
2.13 μg/m3
PM10:
2.8 μg/m3
Carbon Monoxide: 173.84 μg/m3
Nitrogen Dioxide: 2.83 μg/m3
Sulphur Dioxide: 1.1 μg/m3
Ozone: 81.92 μg/m3
Nitrogen Dioxide: 2.83 μg/m3
Sulphur Dioxide: 1.1 μg/m3
Ozone: 81.92 μg/m3
Astronomical
Sunrise: 7:36 AM
Sun Transit: 12:19 AM
Sunset: 5:03 PM
Daylight: 9 hrs 27 mins
Sun Transit: 12:19 AM
Sunset: 5:03 PM
Daylight: 9 hrs 27 mins
Moonrise: 3:34 PM
Moon Transit: 11:50 PM
Moonset: 7:16 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%
Moon Transit: 11:50 PM
Moonset: 7:16 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%
Best Times for Fishing or Hunting
Major Periods
6:30 AM - 9:00 AM12:00 AM - 12:00 AM
Minor Periods
3:04 PM - 4:34 PM6:46 AM - 8:16 AM
Action Rating: 3 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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