1:26 PM: Klystron 9 indicating a line of strong storms moving east at 30 mph. We're watching a strong cell moving into Lakeland now with frequent lightning, gusty wind and small hail. | Spectrum Bay News 9 Weather

In NEXRAD (Next Generation Weather Radar), a klystron serves as a high-power microwave vacuum tube, specifically used to amplify and generate the radio frequency (RF) signals that are transmitted by the radar. Electromagnetic acoustic waves are waves that can be both electromagnetic and acoustic in nature. Acoustic waves, or pressure changes, can generate wind by creating extra pressure in the atmosphere, also known as "wave pressure". The amount of pressure depends on the density and amplitude

VIDEO: Waterspout off of Bayshore in Tampa this evening. 📷 Daniel Mack Track rain and storms anytime with Klystron 9 baynews9.com/radar | Spectrum Bay News 9

Check out this landspout over the Pinellas County dump just a little bit ago as a strong thunderstorm moved through the area. Courtesy: Tom Adcock Check Klystron 9 anytime: baynews9.com/radar | Spectrum Bay News 9

KLYSTRON 9 RADAR: Tropical Storm Nestor may be out in the Gulf, but most of the significant weather is well east of the center. Here's the latest from our Bay News 9 Weather Experts: http://specne.ws/oJCLHM | Spectrum Bay News 9