Tornado sirens were activated in Palatine about 5:24 p.m. and continued until about 5:27 p.m. Tuesday afternoon. The tornado siren is a steady tone, which was also heard in Arlington Heights.
There are no National Weather Service warnings in Illinois at this time.
A reliable source reports that the siren was not intentionally set off. The possible activation is either a malfunction or an accidental activation. Officials are investigating the cause of the activation.
FILE VIDEO: Tornado siren.
See also …
weatheralerts.chicagofiremap.net
National Weather Service Hazards Map …
www.nws.noaa.gov/largemap.php
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