National Weather Service United States Department of Commerce

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

NWS Doppler Radar (WSR-88D) Technology

NWS Doppler Radar (WSR-88D) Technology:
Overview of the NWS Doppler Radar System
Dual Polarization (Pol) Radar
Example NWS Doppler Radar Data Images at NWS Louisville
Radar Meteorology Tutorial
Radar Operations Center
Warning Decision Training Branch

Future Radar Technology:
Phased Array Radar: NSSL | NOAA


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