Water Temperature of the South Fork Sultan River in Sultan, WA

Current Water Temperature

39.9°F

Measurement Time: Saturday, January 31, 2026, 4:00 PM PST

Temperature Locations

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Local Points of Interest

Spada Lake; Henry M. Jackson Hydro Electric Project

South Fork Sultan River

Station Name: SOUTH FORK SULTAN RIVER NEAR SULTAN, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,486 feet

Nearest Address:
NFS Rd 6129
Sultan, WA 98294
Snohomish County

GPS Coordinates: 47.94732637, -121.6267826

Nearby Water Temperatures

Skykomish River, Gold Bar, WA (7.8 mi)
Sultan River, Lake Roesiger, WA (7.9 mi)
Sultan River, Sultan, WA (9.2 mi)
North Fork Tolt River, Carnation, WA (16.6 mi)
South Fork Tolt River, Baring, WA (16.7 mi)
Sauk River, Darrington, WA (16.9 mi)
North Fork Tolt River, Carnation, WA (17.9 mi)
South Fork Tolt River, Carnation, WA (18.3 mi)
South Fork Tolt River, Stillwater, WA (18.8 mi)
Tolt River, Carnation, WA (19.6 mi)
Sauk River, Darrington, WA (21 mi)
Sauk River, Concrete, WA (33.1 mi)
Canyon Creek, Cedar Falls, WA (37 mi)
Cedar River, Cedar Falls, WA (37.2 mi)
Cedar River, Cedar Falls, WA (37.4 mi)

Weather for Sultan, Washington

Current Weather

50.5°F
Clear
Clear
48.3°F
51.7°F
71%
E 6 mph
12.7 mph
49.2°F
31.7°F
0 in
0%
9 mi
1014 mbar
0

Five Day Weather Forecast

Moderate rain
Sun
H: 49°F
L: 39°F
Heavy rain
Mon
H: 47°F
L: 41°F
Overcast
Tue
H: 58°F
L: 42°F
Sunny
Wed
H: 65°F
L: 39°F
Sunny
Thu
H: 64°F
L: 38°F

Air Quality

AQI: 1 - Good
PM2.5: 4.75 μg/m3
PM10: 5.35 μg/m3
Carbon Monoxide: 164.85 μg/m3
Nitrogen Dioxide: 4.45 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 82 μg/m3

Astronomical

Sunrise: 7:33 AM
Sun Transit: 12:20 AM
Sunset: 5:07 PM
Daylight: 9 hrs 34 mins
Moonrise: 5:03 PM
Moon Transit: 12:00 AM
Moonset: 7:45 AM
Moon Phase: Full
Moon Illumination: 99.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:26 AM - 9:56 AM

Minor Periods

4:33 PM - 6:03 PM
7:15 AM - 8:45 AM

Action Rating: 5 out of 5

Sunday, February 1, 2026

Weather Forecast

Moderate rain
48.9°F
39.3°F
48°F
77%
0.22 in
87%
0%
6 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 3.19 μg/m3
PM10: 3.64 μg/m3
Carbon Monoxide: 155.93 μg/m3
Nitrogen Dioxide: 4.85 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 75.04 μg/m3

Astronomical

Sunrise: 7:33 AM
Sun Transit: 12:20 AM
Sunset: 5:07 PM
Daylight: 9 hrs 34 mins
Moonrise: 5:03 PM
Moon Transit: 12:00 AM
Moonset: 7:45 AM
Moon Phase: Full
Moon Illumination: 99.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:26 AM - 9:56 AM

Minor Periods

4:33 PM - 6:03 PM
7:15 AM - 8:45 AM

Action Rating: 5 out of 5

Monday, February 2, 2026

Weather Forecast

Heavy rain
46.8°F
41.2°F
44.9°F
92%
1.1 in
80%
0%
5.1 mph
0.1


Air Quality

AQI: 1 - Good
PM2.5: 3.21 μg/m3
PM10: 3.97 μg/m3
Carbon Monoxide: 154.93 μg/m3
Nitrogen Dioxide: 4.15 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 77.32 μg/m3

Astronomical

Sunrise: 7:32 AM
Sun Transit: 12:20 AM
Sunset: 5:09 PM
Daylight: 9 hrs 36 mins
Moonrise: 6:25 PM
Moon Transit: 12:45 AM
Moonset: 8:09 AM
Moon Phase: Full
Moon Illumination: 99.4%

Best Times for Fishing or Hunting

Major Periods

12:15 AM - 2:45 AM
8:18 AM - 10:48 AM

Minor Periods

5:55 PM - 7:25 PM
7:39 AM - 9:09 AM

Action Rating: 4 out of 5

Tuesday, February 3, 2026

Weather Forecast

Overcast
57.7°F
42.3°F
51°F
77%
0 in
0%
0%
6.7 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 2.36 μg/m3
PM10: 2.65 μg/m3
Carbon Monoxide: 151.33 μg/m3
Nitrogen Dioxide: 4.43 μg/m3
Sulphur Dioxide: 1.27 μg/m3
Ozone: 74.8 μg/m3

Astronomical

Sunrise: 7:31 AM
Sun Transit: 12:20 AM
Sunset: 5:10 PM
Daylight: 9 hrs 39 mins
Moonrise: 7:42 PM
Moon Transit: 1:34 AM
Moonset: 8:27 AM
Moon Phase: Full
Moon Illumination: 96.3%

Best Times for Fishing or Hunting

Major Periods

1:04 AM - 3:34 AM
9:06 AM - 11:36 AM

Minor Periods

7:12 PM - 8:42 PM
7:57 AM - 9:27 AM

Action Rating: 4 out of 5

Wednesday, February 4, 2026

Weather Forecast

Sunny
65.1°F
39.1°F
46.8°F
72%
0 in
0%
0%
6 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 2.74 μg/m3
PM10: 2.95 μg/m3
Carbon Monoxide: 162.97 μg/m3
Nitrogen Dioxide: 2.93 μg/m3
Sulphur Dioxide: 1.07 μg/m3
Ozone: 81.32 μg/m3

Astronomical

Sunrise: 7:29 AM
Sun Transit: 12:20 AM
Sunset: 5:12 PM
Daylight: 9 hrs 42 mins
Moonrise: 8:57 PM
Moon Transit: 2:20 AM
Moonset: 8:43 AM
Moon Phase: Full
Moon Illumination: 90.9%

Best Times for Fishing or Hunting

Major Periods

1:50 AM - 4:20 AM
9:51 AM - 12:21 AM

Minor Periods

8:27 PM - 9:57 PM
8:13 AM - 9:43 AM

Action Rating: 3 out of 5

Thursday, February 5, 2026

Weather Forecast

Sunny
63.5°F
38.2°F
43.3°F
70%
0 in
0%
0%
5.4 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 4.75 μg/m3
PM10: 5.27 μg/m3
Carbon Monoxide: 179.43 μg/m3
Nitrogen Dioxide: 3.99 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 77.31 μg/m3

Astronomical

Sunrise: 7:28 AM
Sun Transit: 12:20 AM
Sunset: 5:13 PM
Daylight: 9 hrs 45 mins
Moonrise: 10:08 PM
Moon Transit: 3:03 AM
Moonset: 8:57 AM
Moon Phase: Waning Gibbous
Moon Illumination: 83.4%

Best Times for Fishing or Hunting

Major Periods

2:33 AM - 5:03 AM
10:34 AM - 1:04 PM

Minor Periods

9:38 PM - 11:08 PM
8:27 AM - 9:57 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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