Barnwell County, SC — Severe Weather & Radar
No active severe-weather warnings for Barnwell County, SC 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 Barnwell County, SC 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 Barnwell?
Barnwell County sees frequent thunderstorms through the summer, bringing intense lightning, damaging winds, waterspouts, and flooding.
Tropical systems add a severe-weather and flooding risk from June through November, and can spin up tornadoes.
Based on long-term NOAA / NWS Storm Prediction Center climatology.
In Barnwell County, SC
Barnwell County, SC has an estimated 21,000 residents, plus 3 nursing homes, 10 schools, 1 dialysis centers 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 Barnwell:
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.