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Story summary
- The National Weather Service (NWS) will update its severe weather forecast maps to clarify storm intensity.
- Level 1 indicates possible significant severe weather.
- Level 2 covers environments capable of producing intense tornadoes or large hail.
- Level 3 represents historic outbreak-level intensity.
- Forecasters warn that the U.S. may experience multiple days of severe storms with heightened risks for damaging winds, hail, and tornadoes in the coming week.
