Public Affairs Director Jon Michaels talks with Sioux Falls Weather Warning Coordination Meteorologist, Peter Rogers, about what we may expect for weather and storms this summer.

from their website 

Severe Weather Awareness Resources 2025

Looking to learn more about severe weather, and severe weather safety for the upcoming season?  Join us for a virtual, free, and open to the public severe weather awareness class lasting approximately 1.5 to 2.0 hours. 

In this class we'll cover the following topics:

-- Introduction to the National Weather Service
-- Staying Aware Ahead of Severe Weather Season
-- Identifying Important Storm Features
-- Learning How to Report Severe Weather
-- Safety Information and Tips for the Severe Weather Season

Register For These Classes Now!

 April 28, 2025 at 6:00 PM CDT:https://attendee.gotowebinar.com/register/8754595700101403485

April 30, 2025 1:00 PM CDT:
https://attendee.gotowebinar.com/register/5705034229767012446 

Thunderstorms & Tornadoes

The following summaries cover "significant" or widespread thunderstorm outbreaks and tornadoes. Tornadoes, hail, wind damage, and flooding impacts can be found in these summaries. If the event was focused mainly on flooding it will be found under the "Flooding" section.

2024

• July 29-30, 2024 - Widespread Winds and Damage in Southeast South Dakota and Northwest Iowa
• June 8-9, 2024 - Multiple rounds of severe weather and heavy rain
• May 31, 2024 - Brief Tornadoes Reported in Northwest Iowa
• May 20-21, 2024 - Multiple rounds of storms bring large hail, damaging winds, and heavy rain
• April 16, 2024 - Brief Tornadoes and Widespread Rainfall across the Region

2023

• October 12-14, 2023 - Widespread Beneficial Rain
• August 10-11, 2023 - Tornadoes, Hail, and Gusty Winds
• July 13, 2023 - Supercell thunderstorms bring very large hail 
• July 12, 2023 - A Severe Squall Line Brings Damaging Winds

2022

• July 5, 2022 - Derecho moves across southeast South Dakota and northwest Iowa (a.k.a. "The storm with the green sky")
• June 20, 2022 - Scattered Strong Winds across southeast South Dakota and southwest Minnesota
• May 28-30, 2022 - Memorial Day Weekend Severe Thunderstorms Summary
• May 12, 2022 - May Derecho Brings Widespread Damage to the Area
• April 12, 2022 - Scattered Hail-producing Thunderstorms across southeast SD, southwest MN, and northwest IA

2021

• December 15, 2021 - Historic December Severe Weather Outbreak Brings Damaging Winds and Tornadoes to Northwest Iowa
• September 16, 2021 - Damaging Winds Move Across SE South Dakota, SW Minnesota, and NW Iowa
• August 30, 2021 - Hail and Heavy Rain in southeast SD and northwest IA
• August 28, 2021 - Very Large Hail, Damaging Wind, Brief Tornadoes and Flooding
• August 8, 2021 - Multiple Funnel Clouds and Brief Tornado across northwest IA and southwest MN
• August 5, 2021 - Large Hail, Strong Winds impact southeast SD, southwest MN, northwest IA
• June 11, 2021 - Damaging Winds across the region

2020

• October 11, 2020 - Hail and Winds after Wildfires
• August 30, 2020 - Scattered Strong to Severe Storms, Mainly Wind & Hail
• August 28, 2020 - Strong Winds and 2 Brief Tornadoes Move Through the Highway 14 Corridor
• August 10, 2020 - Morning Severe Storms Produce Winds, Large Hail (starting point of Iowa/Illinois Derecho)
• August 8-9, 2020 - Nighttime Bow Echo Across Southeast South Dakota
• July 6-7, 2020 - Wind, Hail & Flooding Southeast South Dakota through Northwest Iowa
• June 25, 2020 - Severe Storms Bring High Winds and Heavy Rain
• June 21, 2020 - Father's Day Storms across Northwest Iowa and Nearby Areas
• June 20, 2020 - Hail Storms Across South-Central South Dakota on Summer Solstice 2020
• June 8-9, 2020 - Multiple Rounds of Severe Weather and Heavy Rain
• June 5, 2020 - Strong Storms Across Southwest Minnesota into Northwest Iowa

2019

• September 10, 2019 - Tornadoes in Sioux Falls, SD
• August 17, 2019 - Large Hail and Bow Echo through southeast SD/southwest MN/northwest IA
• August 6, 2019 - Tornado in Burke, SD
• July 20, 2019 - Bow Echo through southeast SD/southwest MN/northwest IA
• July 18, 2019 - Tornado in Crooks, SD
• July 17, 2019 - Bow Echo through southeast SD/northwest IA (south of I-90)
• June 30, 2019 - Tornado in Gregory County, SD
• June 27, 2019 - Severe Storms and Flash Flooding

2018

• September 18-21, 2018 - Widespread Heavy Rain, Flooding, and Severe Storms
• August 27-28, 2018 - Hailstorms across southeast South Dakota and northwest Iowa
• August 5, 2018 - Wind Damage and a weak tornado across southeast South Dakota and northwest Iowa
• June 1, 2018 - Thunderstorms and Localized Damaging Winds with Blowing Dust
• May 11, 2018 - Wake Low produces Strong Winds
• May 8, 2018 - Hail and a Tornado Impact the Area During the Evening

2017

• September 19, 2017 - Line of Severe Storms with Damaging Winds
• August 25, 2017 - Line of Severe Storms with Heavy Rain
• August 21, 2017 - Solar Eclipse Day Flash Flood and Storm Summary
• August 18, 2017 - Tornadic Supercell in southwest Minnesota and northwest Iowa
• August 13, 2017 - Summary of Hailstorms in southeast South Dakota and southwest Minnesota
• August 1, 2017 - Severe Hail and Wind south of I-90
• July 19, 2017 - Long Track Severe Storm Rolls Across South Dakota and Minnesota
• June 29, 2017 - Severe Storms Affect Missouri River Valley into northwest Iowa
• June 13, 2017 - Long Duration Severe Weather Event across the Region
• June 11, 2017 - Large Hail and Damaging Winds from central South Dakota to southwest and central Minnesota
• May 16, 2017 - Heat Burst brings Damaging Winds to northwest Iowa/southwest Minnesota
• May 15, 2017 - Damaging Winds Impact Armour, SD

2016

• September 5, 2016 - Severe Straight-Line Winds Impact Springfield, SD
• July 16, 2016 - Strong to Severe Storms Impact Southwest Minnesota and Southeast South Dakota
• July 5, 2016 - Large Hail along Highway 14 corridor
• June 17, 2016 - Large Hail and Damaging Wind throughout southwest Minnesota, far southeast South Dakota and northwest Iowa
• June 14, 2016 - Tornadoes and Damaging Wind in southwest Minnesota and around the Iowa Great Lakes
• June 10, 2016 - Large Hail and Damaging Wind in southwest Minnesota and northwest Iowa
• May 25, 2016 - Large Hail and Damaging Wind from south central South Dakota through northwest Iowa
• May 23, 2016 - Severe Storms in northwest Iowa
• May 22, 2016 - Large Hail and Damaging Wind in south central South Dakota
• April 24, 2016 - Large Hail and Damaging Wind in northwest Iowa

2015

• October 23, 2015 - Six Tornadoes Produced EF-0 Damage in Northwest Iowa
• August 6, 2015 - Brief Tornado and Straight Line Wind Damage near Brookings, SD
• June 22, 2015 - Damaging Wake Low Winds Impact southeast South Dakota/southwest Minnesota
• June 22, 2015 - Damaging Bow Echo Winds Impact southeast South Dakota/northwest Iowa (Garretson, SD, and Sheldon, IA)
• May 10, 2015 - Storm Survey Rates Delmont, SD Tornado an EF-2

2014

• June 18, 2014 - Jerauld County, SD Tornadoes
• June 18, 2014 - EF-4 Tornado Damage near Alpena, SD
• June 18, 2014 - EF-2 Tornado Damage in Wessington Springs, SD
• June 17, 2014 - June 17th Humboldt Tornado Preliminary Rating EF-2
• May 11, 2014 - Preliminary damage survey for Hospers Iowa tornado

2013

• October 4, 2013 - Pierson, IA - Tornado Damage Survey
• October 4, 2013 - Tri-State Area Tornado Damage Survey

2012

• April 15, 2012 - A summary of wind gusts and severe weather reports from April 15, 2012

2011

• July 1, 2011 - Tyler and Ruthton Tornado Storm Survey
• July 1, 2011 - Radar Review for eastern South Dakota and southwest Minnesota High Precipitation Supercell
• May 30, 2011 - Southeast South Dakota Storm Survey
• April 9, 2011 - Arthur/Cherokee County, IA - Tornado Damage Survey

2010

• Summary of Severe Weather, Heavy Rain, and Flooding in June/July 2010
• July 23, 2010 - Sioux Falls Dodges Strong Wind Friday Night
• July 22, 2010 - Maurice/Cherokee, IA - Straight-Line Wind Damage
• July 17, 2010 - Damaging Winds for Great Lakes Area of Dickinson County
• June 25, 2010 - Little Rock/Sibley, IA - Tornado Damage Survey
• June 11, 2010 - Sioux Falls, SD - Straight-Line Wind Damage
• June 3, 2010 - Akron, IA - Straight-Line Wind Damage