Nexrad3 Information Page
Current Versions:
4.0 Pro (beta available now)
4.0 Server Edition (available soon)
Nexrad3 is a 32 bit Windows application for download and/or displaying WSR-88D radar Level III data messages available from the NWS data web servers. Radar images are generated from radial or raster data contained within the data messages. Looping options are also available.
Requirements:
- Windows 9x, ME, NT, 2000 (basically any 32-bit Windows OS) – NT or 2000+ HIGHLY RECOMMENDED.
- At least 256-color capabilities otherwise you'll get monochrome images. Display setting of 32bit (True Color) recommended.
- Memory requirements: 64MB
- At least 5MB hard drive for the initial installation.
Pro Edition Features
- (NEW) Pulldown alphanumeric data window on each radar view window.
- (NEW) Full radar data view box for all tabular text, alerts/warnings and product dependent data associated with each frame.
- (NEW) Special window for US Alerts/Watches/Warnings. Warned counties can be shown on radar images as well.
- Define your own multi-site composite/mosaic “area” map. Maps are drawn using GIS (ESRI) shapefiles. User can control most rendering properties like color, font, pen width, etc.
- Download and display latest radar data from user-selected site/product .
- Most publicly available raw radar products supported…Base Reflectivity, Base Velocity, Storm Relative Velocity, Echo Tops, Vertical Integrated Liquid, Composite Reflectivity, Layer Composite Reflectivity, (NEW) VAD Wind Profile and Surface Rain Accumulation.
- Overlay Products now supported (TVS,MESO,HAIL,STORM TRACKS,STORM STRUCTURE,SUPP PRECIP DATA).
- Absolute Velocity – done on multi-site radar images of base velocity – it takes the base velocity product and draws the data as non-directional wind values forced to a standard scale.
- MDI (multi-window) design which means you can have any number of radar views open, each one being auto-updated.
- Full Screen mode (similar to screen saver).
- Expanded Level II archive support. Can loop selected sweeps within multiple volume scans onto any existing “area” map of your choice, or onto its “standard” map.
- Smarter multi-site mosaic composites – all composite frames are now forced to standard scales to prevent conflicting data scales from one site to another. This includes sites that are in “clear air” mode.
- Output formats include BMP, JPEG, PNG and AVI.
- Any “Polygon”, “Arc” or “Point” shapefile can be inserted into Nexrad3’s “Shapefile folder” mapping use.
- User-controlled radar color tables with seperate color tables for different radar product families.
- EASY automated data retrieval using either the “timer” download features or the “Auto-Update” features on each radar viewer window.
- “VCR” controls for Pause, Frame Advance, Zoom, etc. for loops.
Server Edition Features:
- All Version 4 Pro features are included plus:
- Automated radar image serving capability
- Gif and Animated Gif output supported
- Image serving options include dated filenames, “latest” and “loop.gif” (animated gif).
- Optionally upload the served images to your website via FTP.
Nexrad3 Screen Shots
Nexrad3 version 4 is still in beta testing mode, but is nearly finished. If interested, feel free to download the beta package available from the Nexrad3 Beta Testing Page.
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