Severe Weather Alert: Potential for Severe Storms in Sioux Falls and Surrounding Areas

Residents of Sioux Falls and surrounding communities are on alert as the National Weather Service (NWS) monitors the potential for severe weather. With severe thunderstorms possible through Wednesday, including the risk of large hail and intense precipitation, staying informed is critical for safety.

Current Weather Hazards and Outlook

The National Weather Service in Sioux Falls has identified a pattern of unstable weather affecting the region. While some hazards, such as a Dense Fog Advisory, have been noted, the primary concern for the current window is the development of severe storms.

Timeline of Risk

According to the NWS “Weather Story,” severe storms are possible during the evening hours on Tuesday and Wednesday, particularly for areas east of I-29. These isolated stronger storms could bring dangerous conditions to the region.

Recent Severe Activity

The volatility of the current weather pattern is evidenced by recent warnings. For example, the NWS Sioux Falls recently issued a Severe Thunderstorm Warning for areas including Jackson, Lakefield, and Alpha, MN, specifically warning of two-inch sized hail.

Regional Awareness Initiatives

To facilitate the public prepare for these recurring threats, the region is currently observing the South Dakota and Minnesota Severe Weather Awareness Week, running from April 13-17, 2026. This initiative provides residents with access to severe weather awareness classes and essential fire weather resources to mitigate risks during the spring transition.

Key Takeaways for Residents

• Monitor Forecasts: Keep a close eye on updates, especially if you have outdoor plans or travel scheduled for Tuesday and Wednesday evenings.
• Identify Shelter: Realize where to go if a Severe Thunderstorm or Tornado Warning is issued for your specific location.
• Watch for Hail: Be aware that storms in this region have recently produced significant hail (up to two inches), which can cause property damage.
• Stay Informed: Utilize official channels like the NWS Sioux Falls office for real-time alerts.

Frequently Asked Questions

Which areas are most at risk this week?

Current outlooks highlight a higher possibility of severe storms for areas located east of I-29 during the evening hours.

What is the primary threat from these storms?

The primary threats include isolated severe thunderstorms and the potential for large hail, as seen in recent warnings for southern Minnesota.

Where can I find the most accurate local updates?

The most authoritative source for local weather alerts is the NWS Sioux Falls Forecast Office.

Looking Ahead

As the Severe Weather Awareness Week continues through April 17, residents are encouraged to review their emergency plans. While current hazards may fluctuate, the potential for isolated severe storms remains a primary focus for meteorologists through mid-week.