Station Name: DUWAMISH R AT E MARGINAL WAY BR AT DUWAMISH, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 20 feet

Nearest Address:
11500 E Marginal Way S
Tukwila, WA 98168
King County

GPS Coordinates: 47.50050556, -122.2881417

Nearby Water Temperatures

Hydrologic Outlook issued January 10 at 4:04AM PST by NWS Seattle WA

Effective: Sat January 10, 2026, 4:04 AM
Expires: Sat January 10, 2026, 5:15 PM

ESFSEW Moderate to heavy precipitation is expected over the Olympics tonight through Monday night with 3 to 5 inches possible during this time frame. Snow levels near 4500 feet tonight will rise to 7000 to 7500 feet Monday. The Skokomish river will begin rising tonight potentially reaching flood stage of 16.5 feet Sunday night and cresting near 17.7 feet Monday night. Please monitor the latest river forecasts from the National weather Service for additional information.

Hydrologic Outlook issued January 9 at 10:36PM PST by NWS Seattle WA

Effective: Fri January 9, 2026, 10:36 PM
Expires: Sat January 10, 2026, 12:00 PM

ESFSEW Moderate to heavy precipitation is expected over the Northern and Central Washington Cascades beginning Saturday night and continuing through Tuesday morning. Precipitation amounts of 2 to as much as 5 inches are forecast for this time frame. Snow levels will rise from around 4500 feet Saturday night to 7000 to 7500 feet Monday night. Rivers in the outlook area will begin rising Sunday and will crest later Monday into Tuesday. Current forecasts have numerous rivers cresting in action stage. A small increase in the forecast precipitation amounts could push rivers in the outlook area above flood stage. Please monitor the latest river forecasts from the National Weather Service for additional information.

Hydrologic Outlook issued January 10 at 4:48AM PST by NWS Seattle WA

Effective: Sat January 10, 2026, 4:48 AM
Expires: Sat January 10, 2026, 4:15 PM

ESFSEW Moderate to heavy precipitation is expected over the Northern and Central Washington Cascades beginning tonight and continuing through early Tuesday morning. Precipitation amounts of 2 to as much as 5 inches is forecast for this time frame. Snow levels near 4500 feet tonight will rise to 7000 to 7500 feet Monday night. Rivers in the outlook area will begin rising Sunday and will crest later Monday into Tuesday. Current forecasts have numerous rivers cresting in action stage. A small increase in the forecast precipitation amounts could push some river forecasts above flood stage. Please monitor the latest river forecasts from the National weather Service for additional information.

Hydrologic Outlook issued January 10 at 4:40AM PST by NWS Seattle WA

Effective: Sat January 10, 2026, 4:40 AM
Expires: Sat January 10, 2026, 5:00 PM

ESFSEW Moderate to heavy precipitation is expected over the Olympics tonight through Monday night with 3 to 5 inches possible during this time frame. Snow levels near 4500 feet tonight will rise to 7000 to 7500 feet Monday. The Skokomish River will begin rising tonight potentially reaching flood stage of 16.5 feet Sunday night and cresting near 17.7 feet Monday night. Please monitor the latest river forecasts from the National Weather Service for additional information.