Enter your city
or U.S. Zip code

WEATHER

Md., Va., Local   Forecasts

National Weather

World Weather

Beach Weather

Radar & Satellite   Images

    On the Site
    AP Weather Almanac
    Latest Weather News
    Local Traffic
    Travel Section
    Visitor's Guide
    Beach Weather

    On the Web
    National Weather
Service
    NWS Marine Weather
    FEMA

Relative Humidity

A measure of the water vapor content of the air at a given temperature; the amount of moisture in the air as compared with the amount that the air could contain at the same temperature , expressed as a percentage.