Data values are actual reflectivity values (uses the 0.5 degree elevation) in dBZ.Ĭomposite Reflectivity is a display of maximum reflectivity for the total volume within the range of the radar. Scientists use these products to detect precipitation, evaluate storm structure, locate boundaries, and determine hail potential. You can select to display all warnings on these views by using the view options (three vertical dots).įor national mosaics (Conus, Alaska, Hawaii, Guam and Puerto Rico):Ī display of echo intensity measured in dBZ (with ground clutter / non-precipitation echoes removed). Storm-based warnings display by default on the "National radar mosaic" and "Radar station products" views. See changes in downloads for more information. Dual-Pol Differential Reflectivity (BDZD).The following radar products were removed per SCN 23-61: Topo, counties, rivers, highways, cities.Select the map options and then choose "Reset Map." Map legend for the selected radar product(s).Map time for the selected radar product(s).Common help for the National Weather Service sites.Application menu customized for the radar site.How can I get standard radar/animated GIF's (for low bandwidth users)?.How do I consume OGC compliant service in my own application?.Why do I get a blank/no Image when loading a radar?.How do I get information on other OGC GIS Services available?.How do I display radar for my location?.If you have suggestions or feedback, please email Last Updated: 9/6/23 for Version 2.0 updates. Our GIS-based webpage allows users to integrate our radar data into their own platforms. On the new page, we provide more radar products and radar images are updated more frequently and at four times higher resolution than before. We redesigned our radar viewer to improve our services to the public. Welcome to FAQs about the National Weather Service’s new radar webpage located at and launched on December 17, 2020.
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