Can you swim here today?
Stillaguamish River
Stanwood, Washington · River
Cold water — serious cold-shock risk today
Cold waterAs of August 21, 2026, the water temperature at Stillaguamish River is 56°F (13°C), measured by USGS gauge 12170300, 2.6 miles away.
Cold 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 12170300, as of Aug 21, 12:00 PM gauge-local time
Water temp
56°F
13°C
Streamflow
1,470 ft³/s
discharge
Gage height
5.10 ft
water level
No official beach-advisory feed for Washington yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge STILLAGUAMISH RIVER NEAR STANWOOD, WA (2.6 mi away), as of Aug 21, 12:00 PM gauge-local time.
Before you get in
- Never swim alone — and keep weaker swimmers within arm's reach.
- Scout depth and entry/exit points before you get in.
- Read the current: avoid fast, rising, or murky water.
- Check the forecast — get out well before storms or lightning.
- Obey posted signs, flags, and lifeguard guidance.
Read next
Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.