Finally, a physical embodiment of the Doppler effect radar is demonstrated with a pair of Vivaldi horn antennas and a copper sheet. We really like how [Shahriar] structures his video: theory ...

Storms will begin to initiate along a cold front in central Illinois Wednesday afternoon and eventually push into Indiana.

The Chicago area could see strong-to-severe thunderstorms on Wednesday, with snow developing overnight into Thursday.

A strong cold front is approaching Houston, expected to bring scattered light showers in the afternoon and potentially severe storms during the evening commute.

Track California Doppler radar here(App users ... Caltrans road conditions by highway and see if chain controls are in effect. Here are key websites to prepare for and track California power ...

A flash flood warning was issued by the National Weather Service on Monday at 9:44 p.m. in effect until Tuesday at 1:45 a.m.