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Essential Thunderstorm Alert Information for Travelers in the United States

June 18, 2026 · The Clime Team
Essential Thunderstorm Alert Information for Travelers in the United States

Traveling in the United States exposes you to various weather conditions, including thunderstorms. Understanding thunderstorm alerts and knowing how to respond can significantly enhance your safety.

What Are Thunderstorm Watches and Warnings?

The National Weather Service (NWS) issues two primary types of alerts for thunderstorms:

  • Thunderstorm Watch: Indicates that conditions are favorable for severe thunderstorms to develop.

  • Thunderstorm Warning: Issued when a severe thunderstorm is imminent or occurring, with potential for hail at least an inch in diameter and/or winds of 58 mph or more. (okc.gov)

How Can I Stay Informed About Thunderstorm Alerts?

To receive timely thunderstorm alerts:

  • Wireless Emergency Alerts (WEA): These are emergency messages sent by authorized government authorities through your mobile carrier. No signup is required; alerts are sent automatically to WEA-capable phones during an emergency. (weather.gov)

  • NOAA Weather Radio: A battery-powered or hand-cranked NOAA Weather Radio can provide continuous broadcasts of official Weather Service information, including watches and warnings. (weather.gov)

  • Mobile Applications: Many weather apps offer real-time alerts for severe weather, including thunderstorms.

What Should I Do if I Receive a Thunderstorm Alert While Traveling?

If you receive a thunderstorm alert during your travels:

  • Seek Shelter Immediately: Find a sturdy building or vehicle to take shelter in. Avoid open areas and stay away from tall objects like trees. (cdc.gov)

  • Avoid Water: Stay away from bodies of water, as lightning can strike water and travel long distances. (cdc.gov)

  • Stay Informed: Continue to monitor weather updates through reliable sources to stay informed about the storm's progression.

How Can I Protect Myself from Lightning Strikes During a Thunderstorm?

To minimize the risk of lightning strikes:

  • Indoors: Stay away from corded phones, electrical appliances, and plumbing fixtures. Avoid windows and doors. (cdc.gov)

  • Outdoors: If no shelter is available, crouch down with your feet together, head tucked, and hands over your ears. Avoid lying flat on the ground. (cdc.gov)

Are There Safe Places to Shelter Outdoors During a Thunderstorm?

No place outdoors is safe during a lightning storm. If you are outside and can hear thunder, you are in danger of being struck by lightning. Seek shelter immediately. (cdc.gov)

How Can I Determine the Distance of a Lightning Strike?

To estimate the distance of a lightning strike:

  1. Count the number of seconds between seeing the lightning and hearing the thunder.

  2. Divide that number by five to get the distance in miles.

For example, if you see lightning and hear thunder 15 seconds later, the lightning is approximately 3 miles away. (prod-01-alb-www-noaa.woc.noaa.gov)

What Are the Odds of Being Struck by Lightning?

The odds of being struck by lightning in a given year are less than one in a million. However, certain factors can increase your risk, such as working or spending time outdoors during thunderstorms. (cdc.gov)

How Can I Stay Safe While Traveling in Areas Prone to Thunderstorms?

When traveling in regions known for frequent thunderstorms:

  • Plan Activities Wisely: Schedule outdoor activities during times when thunderstorms are less likely.

  • Stay Updated: Regularly check weather forecasts and heed any alerts or warnings issued by local authorities.

  • Have an Emergency Plan: Know the locations of nearby shelters and have a plan in place for seeking shelter quickly if a storm approaches.

By understanding thunderstorm alerts and taking appropriate precautions, you can significantly reduce the risks associated with severe weather during your travels.

Highlights:

  • Thunderstorms and Lightning | City of OKC
  • Weather warnings on the go!
  • Outdoor Warning Sirens: Frequently Asked Questions

Frequently Asked Questions