The National Weather Service in Bismarck issues Severe Thunderstorm Warnings for 36 counties across western and central North Dakota.
A Severe Thunderstorm is defined as a thunderstorm capable of producing:
- Wind gusts of 58 mph or greater and/or
- Hail of one inch in diameter or larger
In addition to damaging winds and large hail, severe thunderstorms are also capable of producing tornadoes, flash flooding and deadly lightning.