It is normal for this experimental data feed to experience temporary outages.
Visit wdssii.org for more information.
Real Time WDSS-II Data
Welcome to WDSS-II
We have available a collection of experimental weather products for use with any Geo-Browser.
Please use the menu on the left to select products.
1) Download and install Google Earth or another KML Viewer.
2) Select a product from the Product Menu link on the left.
3) Select the types of data you wish to include on your KML,
4) Download and save your KML to premenantly have your data types available to you
CONUS-scale radar reflectivity
About WDSS-II Products|
The radar images are updated every 5 minutes (2 minutes for velocity products), and have 1km grid resolution. Data are merged from WSR-88D radars across the continental United States. New (March 2009): This site now uses tiled PNG images, and works best with Google Earth 5 (or later).NWS Warning polygons are updated every minute, while storm report maps are updated hourly.
Scientific Background Information
Hail Swath of maximum hail size
Rotation Tracks of mesocyclones