National Weather Service United States Department of Commerce

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

How to obtain information for daily & monthly normal & extremes
(temperature, precipitation, and snowfall)

 

You can get data for:

  • Washington DC (includes DCA)

  • Baltimore (includes BWI)

  • Sterling-Dulles Airport (includes IAD)

  • Baltimore Downtown (includes DMH)

  • Annapolis (includes NAK)

  • Hagerstown (includes HGR)

  • Charlottesville (includes CHO) Airport

and several other locations

 

** For official data contact National Centers for Environmental Information **

 


How to obtain daily & monthly normals/averages (includes snowfall):
Click here 
  • Select "1. Location"
  • Under "2. Product", select "Daily/monthly normals"
  • Under "3. Options" choose "Monthly" or "Daily", and then the "Variable" that you want
  • Finally hit "Go". Created is a graph with a chart of values below

How to obtain monthly extremes (includes snowfall):
Click here 
  • Select "1. Location"
  • Under "2. Product", select "Monthly summarized data"
  • Under "3. Options" select the year range (note you can type POR for Period of Record)
  • Select the "Variable", and then under "Summary" select "Daily Maximum" or "Daily Minimum"
  • Finally hit "Go"

How to obtain daily extremes (includes snowfall):
Click here 
  • Select "1. Location"
  • Under "2. Product", select "Calendar day summaries"
  • Under "3. Options" select the year range (note you can type POR for Period of Record)
  • Select the "Variable", and then under "Summary" make your selection
  • Finally hit "Go"

 
Click HERE to obtain other information on daily extremes/normals