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 Delaware County, OH (FIPS 39041) in Ohio. Free, no login, no ads.
Delaware County, OH is one of the counties of Ohio covered by BloomWX. Delaware County, OH has a population of approximately 216,074 (2022 estimate, US Census Bureau). The county covers 443.1 square miles of land area. The county seat is Delaware.
Delaware, Powell, Lewis Center, Sunbury, Ashley.
Delaware County, OH is served by the National Weather Service ILN 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: Licking County, OH, Franklin County, OH, Knox County, OH, Union County, OH, Marion County, OH, Morrow County, OH.
BloomWX is a free weather operations dashboard for SKYWARN storm spotters, emergency management volunteers, ham radio nets, and anyone in Delaware County, OH 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 Ohio county weather dashboards on BloomWX.