Here’s why tornado sirens sounded in several Chicago suburbs – NBC Chicago

Residents in a number of Chicago suburbs reported tornado sirens going off throughout Tuesday’s storms, regardless of no tornado warning issued. So why did it occur?

According to the National Weather Service, there have been no lively tornado warnings in the Chicago space as of 9:15 pm, however there have been several extreme thunderstorm warnings in impact.

Despite the shortage of tornado warnings, sirens did go off in several areas, together with in Barrington and Elgin, in keeping with residents.

So what do you give?

According to the NBC 5 Storm Team, whereas tornado sirens are sounded when there’s a warning issued, both as a result of a tornado is on the bottom or as a result of rotation has been detected inside a thunderstorm, some municipalities will sound sirens when there’s a risk of a tornado as effectively.

Several of the NWS alerts, together with one for McHenry, Lake, Kane and DeKalb counties, had been tagged as “tornado possible” storms, which means that whereas there wasn’t robust sufficient rotation to problem a warning, there was a chance that the storms may spin up a tornado rapidly.

Therefore, the sirens had been sounded to alert residents to that chance.

The extreme climate risk goes to proceed into the night, with a tornado watch issued for McHenry, Lake, DeKalb, Kane, DuPage, and Cook counties till midnight.

Stay tuned to the NBC Chicago app for real-time climate alerts despatched to your cellphone, together with new watches and warnings.