A Guide to the Outdoor Warning System
The University’s outdoor warning system will be activated when the other sirens located throughout Johnson County are activated during severe weather events. In addition, the University’s system will be used to broadcast warnings for other weather and non-weather situations. Below are audio “bites” and voice message samples that will correspond with the events occurring.
Testing of the University outdoor warning system will occur on the first Monday of every month at 9:00 am. The testing will incorporate 2 different alert tones that will sound for a minute each and is in conjunction with the testing of other sirens located in Johnson County. Should the area be expecting threatening weather, the testing will be postponed to the following Monday at 9:00.
Tornado Warning
This warning will be activated when the National Weather Service issues a tornado warning for the Johnson County area. The voice messages will repeat twice before and after the warning tone that will sound for 3 minutes.
Tone Voice Message |
Severe Thunderstorm Warning
NOTE – this warning will be activated only when the University has a large outdoor gathering, i.e. Riverfest or a home football game
Voice Message |
Weather Warning Expiration
When the National Weather Service allows a tornado warning issued for Johnson County to expire, the following warning tone and voice message will be broadcasted.
Voice Message |
Campus Emergency Alert
When a non-weather incident occurs on or near the University of Iowa campus that could endanger our students, faculty, or staff, the following warning tone and voice message will be broadcasted:
Tone Voice Message  |
Campus Emergency “All Clear”
When a non-weather incident that has occurred on or near the University of Iowa campus has been cleared or declared safe, the following warning tone and voice messages will be broadcasted:
Voice Message  |
Campus Emergency - Gunman
When an incident involving a gunman or active shooter on the University of Iowa Campus endangering faculty, staff, and students, the following warning tone and voice message will be broadcasted.
Tone Voice Message |
Public Address
Should the public address feature of the warning system be used the following warning tone will sound for 5 seconds, then the live voice announcement will begin.
Tone |
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