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Explore Perry Weather's on-site weather hardware and connected software platform.
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Base your alerts and actions on real-time conditions at your specific location
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Lightning Detection
Automated instructions for your team when lightning approaches
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Heat Stress Compliance
Keep your team safe with actionable wet bulb globe temperature (WBGT) alerts
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Lightning detection and warning system

Take The Guesswork Out of Lightning Decisions

Perry Weather detects lightning and alerts your team in under 20 seconds. Custom zones and automated rules ensure everyone takes the same action every time without unnecessary delays.

Set up alert triggers based on your lightning safety rules

Create multiple detection zones and choose who gets notified—by person, team, location, or role.

Lightning Policy Risk

Consistent alerts across your entire team

When Perry Weather detects lightning within your radius, a countdown timer starts for each detection zone. The timer resets after each strike, followed by an all clear alert when it’s safe to resume.

Smart countdown timers for a confident all clear

Countdown timers start after the first strike and reset when new strikes occur within your zones, followed by an all clear alert when it’s safe to resume.

Integrated Outdoor Warning System

Automated Lightning Warnings

When lightning is detected near the area, a loud siren triggers followed by a custom PA message that lets everyone area know exactly what to do.

lightning alert

Strobe lights and audible sirens

Bright strobe lights and sirens that can be clearly heard from 1500 ft away keep places like sports fields and parks safer during storms.

Text-to-speech Functionality

Send custom PA messages directly through the Perry Weather app to communicate to anyone within hearing distance of the siren.

Affordable with no upfront costs

No large upfront costs – simply bundle the outdoor warning hardware with your Perry Weather subscription.

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See what the system sounds like

Your complete lightning delay history, stored automatically

  • Reveal how long you were in lightning delay

    Set up custom weather policies and export a timestamped log listing the total number of hours that your entered into lightning delay

  • Automate monthly reporting

    Automatically send this report on a daily, weekly, or monthly schedule to the users or groups who need consistent visibility.

  • Support for claims and compliance

    Keep a defensible record of any time your organization entered into a lightning delay for claims, compliance and compensation for lost time.

Learn about historical reporting
Lightning Distance Policy Activity Reporting

Customer Stories

See more

From Thor Guard to Perry Weather: Round Rock ISD’s choice to improve weather safety for 47,000 students

From manual to automatic: Schaumburg Park District’s weather safety transformation

Why Panther National Trusts Perry Weather to Elevate the Member Experience

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Frequently Asked Questions

Find answers to the most common questions we get from prospective customers about lightning detection, or connect with our team to learn more.

How does Perry Weather detect lightning?

Perry Weather utilizes the National Lightning Detection Network (NLDN), the most accurate lightning detection system in the world. Rather than relying on local “prediction” sensors that can be prone to false alarms, we use a network-verified approach:

  • Precision Detection: The NLDN uses a vast network of sensors to triangulate the exact location, type (cloud-to-ground or cloud-to-cloud), and intensity of a strike in real-time.

  • Total Reliability: This is the same data trusted by the National Weather Service and the FAA, ensuring that alerts are triggered by confirmed strikes, not just atmospheric interference.

  • Instant Communication: When a strike is detected within your custom safety radius, our cloud-based system triggers sirens and mobile notifications in under 15 seconds.

How does Perry Weather’s system notify us of lightning strikes?

Perry Weather’s system allows you to set up fully customizable alerts to receive immediate mobile notifications and text messages with automated instructions when lightning is detected.

Our outdoor warning systems also include fully customizable alerts. Choose how long and how often the sirens sound when lightning is detected, and when the all clear is ready.

How do we know when it’s safe to resume play after lightning?

Perry Weather issues “All Clear” text notifications and audible siren alerts as soon as it is safe to return. Throughout the delay, real-time countdown timers are accessible via the mobile app, web dashboard, and public-facing widgets, keeping everyone informed on exactly when activities can resume.

How far away can Perry Weather detect lightning strikes?

We detect lightning strikes immediately all over the country. We can set your customizable alerts in any range of mileage from your location, based on your lightning policies. For example, you can receive alerts from any lightning strikes within five miles of your location, or alerts for any lightning strikes within fifty miles of your location.

Do Perry Weather’s sirens sound throughout the lightning delay?

You can fully customize both the number of times the sirens go off automatically when a lightning strike hits, and the duration of the sound. The same can be done for the all-clear notification when the lightning is gone.

Additionally, sirens can be operated manually right from your phone. Our sirens also have text-to-speech ability, so you can type a public announcement message on your phone to be broadcast over the siren.

Related Content

Lightning Detection & Warning Resources

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October 16, 2023
Lightning Detection Networks Ranked

4 Best Lightning Detection Systems and Networks Ranked (2025): Accuracy, Reliability & Speed Compared

May 30, 2025
Lightning Prediction vs. Lightning Detection

Lightning Prediction vs. Lightning Detection: Why it Matters

August 23, 2024

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