Severe Thunderstorm Warning for Dewey County, South Dakota
A Severe Thunderstorm Warning has been issued for Dewey County, South Dakota, on July 25, 2026, as a powerful thunderstorm moves northeast at 30 mph. The storm was located near Parade, or near Eagle Butte, and is capable of producing large hail capable of causing damage along with strong, damaging wind gusts.
Residents across the warning area should prepare for rapidly changing weather conditions as the storm continues its northeast track. Hail of this size can damage vehicles, roofs, crops, and windows while creating dangerous travel conditions.
Storm Details
The severe thunderstorm was moving northeast at approximately 30 mph, bringing the threat of:
- Large, damaging hail
- Strong wind gusts capable of downing tree limbs
- Reduced visibility in heavy rainfall
- Dangerous lightning
Communities in the storm’s path should remain alert for worsening weather conditions and be prepared to take shelter immediately if conditions deteriorate.
Hail Damage Expected
Large hail is one of the biggest concerns with this storm. Even hail around one inch in diameter can dent vehicles, damage roofing materials, break windows, and destroy gardens and crops. Those outdoors should move inside a sturdy building immediately.
Motorists should avoid driving through the storm whenever possible, as hail can quickly make roads hazardous and significantly reduce visibility.
Safety Tips During a Severe Thunderstorm
When a Severe Thunderstorm Warning is issued:
- Move indoors to a sturdy building immediately.
- Stay away from windows and glass doors.
- Secure outdoor furniture and loose objects if it is safe to do so before the storm arrives.
- Delay travel until the storm has passed.
- Continue monitoring weather alerts for additional warnings or updates.
Continue Monitoring Conditions
Storms across central South Dakota can strengthen quickly, and additional warnings may be issued as this system moves northeast. Residents in Dewey County and neighboring communities should stay informed through trusted weather sources and remain prepared to act if conditions become more dangerous.
Stay weather aware throughout the afternoon and evening as severe thunderstorms continue to develop across the Northern Plains.
For the latest severe weather alerts, radar updates, and breaking storm coverage across South Dakota and the United States, follow Radar Watch HQ. Share this article with friends and family in Dewey County to help keep your community informed and prepared.
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Radar Watch HQ Top 5 Essential Emergency Preparedness Picks
Whether you’re preparing for severe thunderstorms, flash flooding, hurricanes, wildfires, or extended power outages, these five emergency essentials can help keep your household safer when severe weather strikes.
A portable power station provides reliable backup electricity during outages, allowing you to power phones, medical devices, laptops, lights, small appliances, and communication equipment without fuel.
Best for:
- Extended power outages
- Severe thunderstorms
- Hurricanes
- Winter storms
- Wildfires
2. Flood Protection Barriers & Sandless Flood Bags
Flood barriers help divert or absorb water before it enters garages, doorways, and low-lying areas. They deploy quickly and can help reduce property damage during flash flooding.
Best for:
- Flash Flood Warnings
- Heavy rainfall
- River flooding
- Coastal flooding
3. Rechargeable LED Flashlights
Bright, dependable flashlights are essential when the power goes out. Rechargeable or solar-powered models provide long-lasting illumination for navigating safely indoors and outdoors.
Best for:
- Overnight power outages
- Emergency evacuations
- Storm damage inspections
Keep phones, tablets, weather radios, and USB-powered devices charged when the electrical grid is unavailable. A solar power bank offers an additional charging option during prolonged emergencies.
Best for:
- Communication during outages
- Emergency weather alerts
- Travel and evacuation
A NOAA Weather Radio delivers official weather alerts directly from the National Weather Service, even when cellular networks or internet service are unavailable. It remains one of the most dependable ways to receive life-saving warnings.
Best for:
- Tornado warnings
- Severe thunderstorm warnings
- Flash flood warnings
- Hurricane alerts
- Winter storm emergencies
Why Radar Watch HQ Recommends These Essentials
At Radar Watch HQ, preparedness is just as important as staying informed. These five emergency essentials can help you stay connected, protect your property, and safely navigate severe weather events. Having supplies ready before storms arrive allows you to respond quickly when warnings are issued and conditions begin to deteriorate.
