Alerts & Conditions

Alerts

Alerts and Closures

Please check directly with the local trail manager of the Potomac Heritage National Scenic Trail section you will be visiting for the most accurate and up-to-date information.

 

Current Weather and Forecast

The weather along the Potomac Heritage National Scenic Trail can change quickly and can deviate considerably from the forecast, so prepare for all conditions when planning your adventure.

For additional details or other forecasts, visit the National Weather Service.

 

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Southwestern Pennsylvania and Western Maryland

Hazardous Weather Conditions

Lat: 39.65938001483242 Long: -78.92179012298584

Last updated:

Current Conditions

Humidity
Wind Speed
Barometer
Dewpoint
Visibility
Wind Chill

More Weather Information on Weather.gov

Extended Graphical Forecast for This Location

Extended Text Forecast for This Location

 

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Central Maryland, Washington, DC, and Northern Virginia

Hazardous Weather Conditions

Lat: 38.89525000007837 Long: -77.03276399929558

Last updated:

Current Conditions

Humidity
Wind Speed
Barometer
Dewpoint
Visibility
Wind Chill

More Weather Information on Weather.gov

Extended Graphical Forecast for This Location

Extended Text Forecast for This Location

 

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Southern Maryland and Northern Neck of Virginia

Hazardous Weather Conditions

Lat: 38.03977688662105 Long: -76.32193565368652

Last updated:

Current Conditions

Humidity
Wind Speed
Barometer
Dewpoint
Visibility
Wind Chill

More Weather Information on Weather.gov

Extended Graphical Forecast for This Location

Extended Text Forecast for This Location

 

Washington, DC Air Quality

 

Great Falls, Virginia on a sunny day vs the 2010 flood event.

NPS