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Illinois Minor Frost Advisory | Effective 10/16/2026 23:36

Frost Advisory issued October 17 at 1:36AM CDT until October 17 at 9:00AM CDT by NWS Lincoln IL

Event: Frost Advisory

Desc: * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of central and west central Illinois. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Areas: Knox County IL, Stark County IL, Peoria County IL, Marshall County IL, Woodford County IL, Fulton County IL, Tazewell County IL, Schuyler County IL, Mason County IL, Logan County IL, Cass County IL, Menard County IL, Scott County IL, Morgan County IL, Sangamon County IL

Severity: Minor

Urgency: Expected

Effective: Friday, October 16, 2026 - 23:36

Expires: Saturday, October 17, 2026 - 07:00

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts