Water Temperature of the South Fork Sultan River in Sultan, WA
Current Water Temperature
Measurement Time: Friday, July 11, 2025, 7:00 PM PDT
Temperature Locations
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Local Points of Interest
Spada Lake; Henry M. Jackson Hydro Electric ProjectSponsored Content
Station Name: SOUTH FORK SULTAN RIVER NEAR SULTAN, WA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 1,486 feet / 453 meters
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 (21.0 mi)
Sauk River, Concrete, WA (33.1 mi)
Canyon Creek, Cedar Falls, WA (37.0 mi)
Cedar River, Cedar Falls, WA (37.2 mi)
Cedar River, Cedar Falls, WA (37.4 mi)
Weather for Sultan, Washington
Current Weather

Humidity: 86%
Feels Like: 60.1°F
Wind: ENE 2.9 mph
Wind Gusts: 4.7 mph
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Sat
H: 76°F
L: 63°F

Sun
H: 82°F
L: 62°F

Mon
H: 73°F
L: 61°F

Tue
H: 79°F
L: 57°F

Wed
H: 88°F
L: 57°F
Air Quality
Nitrogen Dioxide: 2.04 μg/m3
Sulphur Dioxide: 1.11 μg/m3
Ozone: 53 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:04 PM
Daylight: 15 hrs 43 mins
Moon Transit: 2:33 AM
Moonset: 7:04 AM
Moon Phase: Full
Moon Illumination: 92.7%
Best Times for Fishing or Hunting
Major Periods
2:03 AM - 4:33 AM10:06 AM - 12:36 AM
Minor Periods
10:05 PM - 11:35 PM6:34 AM - 8:04 AM
Action Rating: 3 out of 5
Heat Advisory issued July 11 at 11:14PM PDT until July 14 at 8:00PM PDT by NWS Spokane WA
Effective: Fri July 11, 2025, 11:14 PM
Expires: Sat July 12, 2025, 3:15 PM
* WHAT...High temperatures 95-105 expected. Overnight low temperatures 65-75. * WHERE...Fairfield, Othello, Disautel Pass, Moses Lake, Quincy, Cashmere, Number 1 Canyon, Badger Mountain Road, Cheney, Davenport, Peck, Rockford, Ephrata, Wilbur, Grand Coulee, Mansfield, Alpowa Summit, Coulee City, Odessa, Ritzville, Clarkston, Nespelem, Okanogan, Tonasket, Entiat, Wenatchee, Lewiston, Pomeroy, Worley, Bridgeport, Omak, Harrington, Culdesac, Downtown Spokane, Gifford, Lapwai, Coeur d'Alene, Brewster, Creston, Number 2 Canyon, Post Falls, Spokane Valley, Oroville, Waterville, Airway Heights, Hayden, Chelan, Lewiston Grade, and Pangborn Airport. * WHEN...From noon Saturday to 8 PM PDT Monday. * IMPACTS...Hot temperatures may cause heat illnesses. Warm low temperatures will limit ability to cool indoor spaces overnight for those without air conditioning.
Drink plenty of fluids and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. If you have access to air conditioning, use it, or find a location that does. Even a few hours in a cool location can lower risk. Fans may not be adequate.
Fire Weather Watch issued July 11 at 8:24PM PDT until July 13 at 9:00PM PDT by NWS Spokane WA
Effective: Fri July 11, 2025, 8:24 PM
Expires: Sat July 12, 2025, 4:00 PM
...HOT, DRY, WINDY SUNDAY AFTERNOON AND EVENING... .Hot and dry conditions will be in place on Sunday. Westerly winds will increase through the day across the East Slopes and into the Western Columbia Basin. There is a 30-50% chance for wind gusts of 30 mph or stronger along the ridgetops of the Cascades, into the foothills, and on to the Waterville Plateau. The National Weather Service in Spokane has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Sunday afternoon through Sunday evening. * Affected Area: Methow Valley (Zone 704), Foothills of Central Washington Cascades (Zone 705) and Waterville Plateau (Zone 706). * Winds: West 15 to 20 mph with gusts up to 30 mph. * Relative Humidities: 15 to 20 percent. * Impacts: Rapid fire spread is likely with any new fires.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Fire Weather Watch issued July 11 at 8:24PM PDT until July 13 at 9:00PM PDT by NWS Spokane WA
Effective: Fri July 11, 2025, 8:24 PM
Expires: Sat July 12, 2025, 4:00 PM
...HOT, DRY, WINDY SUNDAY AFTERNOON AND EVENING... .Hot and dry conditions will be in place on Sunday. Westerly winds will increase through the day across the East Slopes and into the Western Columbia Basin. There is a 30-50% chance for wind gusts of 30 mph or stronger along the ridgetops of the Cascades, into the foothills, and on to the Waterville Plateau. The National Weather Service in Spokane has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Sunday afternoon through Sunday evening. * Affected Area: East Washington Central Cascades (Zone 696). * Winds: West 10 to 20 mph with gusts up to 30 mph. * Relative Humidities: 18 to 25 percent in eastern half of zone 696 including lower river valleys around Leavenworth, Ardenvoir, and lower Lake Chelan increasing to 30-40% closer to the crest. * Impacts: Rapid fire spread is likely with any new fires.
A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Weather Forecast
Average Temperature: 68.3°F
Average Humidity: 84%
Wind: 6 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 9.53 μg/m3
Sulphur Dioxide: 1.52 μg/m3
Ozone: 60.28 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:04 PM
Daylight: 15 hrs 43 mins
Moon Transit: 2:33 AM
Moonset: 7:04 AM
Moon Phase: Full
Moon Illumination: 92.7%
Best Times for Fishing or Hunting
Major Periods
2:03 AM - 4:33 AM10:06 AM - 12:36 AM
Minor Periods
10:05 PM - 11:35 PM6:34 AM - 8:04 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 71.3°F
Average Humidity: 81%
Wind: 7.2 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 9.89 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 62.92 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:03 PM
Daylight: 15 hrs 42 mins
Moon Transit: 3:22 AM
Moonset: 8:22 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.7%
Best Times for Fishing or Hunting
Major Periods
2:52 AM - 5:22 AM10:55 AM - 1:25 PM
Minor Periods
10:24 PM - 11:54 PM7:52 AM - 9:22 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 65.6°F
Average Humidity: 87%
Wind: 6.5 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 7.33 μg/m3
Sulphur Dioxide: 1.33 μg/m3
Ozone: 46.16 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:02 PM
Daylight: 15 hrs 40 mins
Moon Transit: 4:10 AM
Moonset: 9:40 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.9%
Best Times for Fishing or Hunting
Major Periods
3:40 AM - 6:10 AM11:42 AM - 2:12 PM
Minor Periods
12:00 AM - 12:00 AM9:10 AM - 10:40 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 65.6°F
Average Humidity: 79%
Wind: 6.3 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 14.91 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 46.92 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:01 PM
Daylight: 15 hrs 38 mins
Moon Transit: 4:57 AM
Moonset: 10:58 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.7%
Best Times for Fishing or Hunting
Major Periods
4:27 AM - 6:57 AM12:28 AM - 2:58 PM
Minor Periods
10:28 AM - 11:58 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 69.2°F
Average Humidity: 66%
Wind: 6 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:12 PM
Sunset: 9:00 PM
Daylight: 15 hrs 36 mins
Moon Transit: 12:00 AM
Moonset: 12:17 AM
Moon Phase: Waning Gibbous
Moon Illumination: 55.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
11:47 AM - 1:17 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5