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 Hartford County, CT (FIPS 09003) in Connecticut. Free, no login, no ads.
Hartford County, CT is one of the counties of Connecticut covered by BloomWX.
Hartford County, CT is served by the National Weather Service BOX 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.
Hartford County, CT is one of the nine Connecticut Planning Regions that replaced the state's eight legacy counties under the U.S. Census Bureau's 2022 county-equivalent reorganization. National Weather Service products are still issued at the legacy-county geographic level for many alert types, and the BloomWX dashboard surfaces NWS warnings, watches, and advisories for the area covered by Hartford County, CT, including severe thunderstorm, tornado, flash-flood, winter-storm, and coastal-flood alerts from the local Weather Forecast Office. The dashboard also pulls Storm Prediction Center convective outlooks, USGS river gauges, and air-quality observations for the region.
BloomWX also covers the surrounding counties: Tolland County, CT, New London County, CT, Hampden County, MA, Middlesex County, CT, New Haven County, CT, Litchfield County, CT.
BloomWX is a free weather operations dashboard for SKYWARN storm spotters, emergency management volunteers, ham radio nets, and anyone in Hartford County, CT 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 Connecticut county weather dashboards on BloomWX.