Skip Navigation 
NOAA logo - Click to go to the NOAA homepage National Weather Service Forecast Office   NWS emblem - Click to go to the NWS homepage
Sterling, VA banner image
navigation bar image  
  navigation bar image

Weather Forecasting and Analysis

meteorologists at awips console

How to read weather maps

Weather Map Decoder

Surface Observations / ASOS

Fronts and Air Masses

Low Pressure Systems (Mid Latitude Cyclones)

Atmospheric Pressure and Wind

Clouds and Precipitation

How to Make a Weather Forecast

National Weather Service
Weather Forecast Office Baltimore/Washington
43858 Weather Service Rd.
Sterling, VA 20166
Phone: (703) 996-2200
Page last modified: September 26, 2006 12:30 PM
About Us
Privacy Policy
Career Opportunities