GRLevel3 FAQs

Per this service change notice by NOAA/NWS… http://www.nws.noaa.gov/om/notification/scn16-16wng.htm The change was supposed to be effective June 15, 2016, but actually went effective the week of August 22nd, 2016.  The URLs for its data services have changed.  The URL for Level…
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No, you must have GR2Analyst for that.

GRLevel3 is a Level 3 product viewer, designed to view live radar data, particularly when field spotting or chasing via laptop, as Level 3 data, while lower resolution, is much smaller to download.  It is also a bit more difficult…
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While a bit dated, you can watch a how-to video here.