Subtropical Storm Josephine Impacts the Eastern Seaboard; Pacific Storm Impacting the Southwest U.S.

Subtropical Storm Josephine will continue to bring significant coastal flooding impacts, dangerous marine conditions, and beach erosion along portions of the Eastern Seaboard. A Pacific storm will interact with tropical moisture and bring excessive rainfall, severe thunderstorms, and high elevation snow to California, the Southwest, and Four Corners region. Read More >

Map of estimated Water Temperatures
List of Water Temperature observations (at bottom of page/list)

Latest Marine Discussion:

.MARINE... Prolonged SCA conditions continue through at least Friday morning as coastal low pressure pushes further off the Mid-Atlantic coast. Small Craft Advisories remain in effect for the Chesapeake Bay and lower tidal Potomac through Thursday morning and will likely be extended through Friday morning. The threat is highest in the lower portions of the waters, with additional Advisories possible through Friday evening. Outside of the winds, no hazardous marine conditions are expected. No marine hazards expected Saturday through Monday. Winds light and variable through the period. Update as of: 119 PM EDT Wed Oct 21 2026

Click/Tap on any zone on map below for marine forecast:
Click here for the Synopsis and text forecast.

[LWX marine zones]

NEW FORECAST TOOL: Experimental NWS Marine Forecast Portal

Click on any marine zone on this map to go to a detailed hour-by-hour weather forecast for the next 7 days

Please provide feedback to cody.ledbetter@noaa.gov

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Marine Forecasts for the Lower Chesapeake Bay and Eastern VA Rivers

(These forecasts are provided by the Weather Forecast Office in Wakefield, VA)

Lower Chesapeake Bay

Smith Point to Windmill Point

Windmill Point to New Point Comfort

New Point Comfort to Little Creek

Little Creek to Cape Henry Incl. CBBT

Eastern VA Rivers

Rappahannock River (Urbanna-Windmill Pt)

York River

James River (Jamestown-James River Bridge)

James River (James River Bridge-HRBT)

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