Live National Weather Service alerts, NEXRAD weather radar, USGS river and stream gauges, Storm Prediction Center convective outlooks, Local Storm Reports, 5-day forecast, air quality, and severe-weather notifications for Knox County, TN (FIPS 47093) in Tennessee. Free, no login, no ads.
Knox County, TN is one of the counties of Tennessee covered by BloomWX. Knox County, TN has a population of approximately 481,406 (2022 estimate, US Census Bureau). The county covers 508.3 square miles of land area. The county seat is Knoxville.
Knoxville, Farragut, Mascot.
Knox County, TN is served by the National Weather Service MRX forecast office for warnings, watches, advisories, and decision-support services. The same office produces the Hazardous Weather Outlook, Area Forecast Discussion, and DSS briefing packets you'll see on the BloomWX dashboard for this county.
BloomWX also covers the surrounding counties: Grainger County, TN, Jefferson County, TN, Union County, TN, Sevier County, TN, Blount County, TN, Loudon County, TN, Roane County, TN, Anderson County, TN.
BloomWX is a free weather operations dashboard for SKYWARN storm spotters, emergency management volunteers, ham radio nets, and anyone in Knox County, TN who needs the official NWS data without the consumer-app cruft. Data is pulled directly from weather.gov and refreshes every 60 seconds. Sources: National Weather Service, Storm Prediction Center, USGS Water Data, NOAA Space Weather Prediction Center, Open-Meteo (Air Quality), and the Citizen Weather Observer Program.
Read the BloomWX learn library for beginner-friendly explainers on every dashboard surface, including SPC convective outlooks (TSTM/MRGL/SLGT/ENH/MDT/HIGH), NEXRAD radar, USGS flood gauges, and WPC surface analysis charts. See all Tennessee county weather dashboards on BloomWX.