Other common terms for weather radar are weather surveillance radar (WSR) and Doppler weather radar. is the official website for WBIR-TV, Channel 10, your trusted. Base Reflectivity images are available at several different elevation angles (tilts) of the antenna and are used to detect precipitation, evaluate storm structure, locate atmospheric boundaries and determine hail potential. Weather forecast and conditions for Knoxville, Tennessee and surrounding areas. FORECAST: Chance of thunderstorms remains in place through weekend Saturday morning forecast with Meteorologist Ashley Kramlich Friday evenings forecast with. "Reflectivity" is the amount of transmitted power returned to the radar receiver. Environment Canadas weather web site provides official weather warnings, current conditions, forecasts, and weather models, for public and marine areas in. ![]() The data can be analyzed to determine a storm's structure and the possibility they could become severe. A base reflectivity radar is a display of echo intensity (reflectivity) measured in dBZ (decibels of Z, where Z represents the energy reflected back to the radar). green is rain, pink is a mix of rain, freezing rain, sleet, and/or snow and blue is snow. The precipitation type is indicated by different colors. ![]()
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