Sumner County, KS — Severe Weather & Radar
No active severe-weather warnings for Sumner County, KS right now. Live radar is below — set up alerts to get warned the moment one is issued.
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Severe-weather outlook
The Storm Prediction Center has Sumner County, KS in a Marginal Riskfor severe thunderstorms today (Day 1 categorical outlook).
3-day forecast
Forecast via Open-Meteo.
When is severe weather most likely near Sumner?
Sumner County sits in the southern Great Plains — part of "Tornado Alley," one of the most tornado-prone regions on Earth.
Severe weather is most active from April through June, when large hail, damaging winds, and tornadoes are all common, usually with afternoon and evening thunderstorms.
Based on long-term NOAA / NWS Storm Prediction Center climatology.
In Sumner County, KS
Sumner County, KS has an estimated 22,000 residents, plus 1 hospitals, 3 nursing homes, 23 schools, 2 mobile-home parks that could be in a storm's path. Atmostorm shows which of them fall inside an active warning polygon.
Emergency-management view: who & what is in the warned path →
Nearby areas
Live radar and active alerts for places near Sumner:
Not an official source — always confirm with the National Weather Service at weather.gov. Data aggregated from NWS/SPC. Facility and population figures are decision-support estimates.