Updated
South Fork South Fork Sultan River
River
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion.
- Flow is below the 25th percentile for Aug 23 (median 13 ft³/s over 34 years).
tributary to the Middle Fork South Fork Sultan River in Snohomish County, Washington, United States
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Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion. — USGS gauge 12137290, as of Aug 23, 5:00 AM gauge-local time
- Flow is below the 25th percentile for Aug 23 (median 13 ft³/s over 34 years). — USGS daily streamflow statistics, as of Aug 23, 5:00 AM gauge-local time
Flow is low for this date — below the 25th percentile for Aug 23 (median 13 ft³/s over 34 years).
No official beach-advisory feed for Washington yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge SOUTH FORK SULTAN RIVER NEAR SULTAN, WA (0.3 mi away), as of Aug 23, 5:00 AM gauge-local time.
Weather at South Fork South Fork Sultan River
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Frequently asked questions
- Where is South Fork South Fork Sultan River?
- South Fork South Fork Sultan River is a river in Washington.
- What is the water temperature at South Fork South Fork Sultan River?
- As of August 23, 2026, the water temperature at South Fork South Fork Sultan River in Washington is 56°F (14°C), measured by USGS gauge 12137290, 0.3 miles away.
- Can you swim at South Fork South Fork Sultan River?
- Cold water — serious cold-shock risk today: water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion. Checked August 23, 2026.
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