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Illinois Minor Frost Advisory | Effective 10/17/2026 06:41

Frost Advisory issued October 17 at 8:41AM CDT until October 18 at 9:00AM CDT by NWS Lincoln IL

Event: Frost Advisory

Desc: * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Portions of central, east central, and southeast Illinois. * WHEN...From 1 AM to 9 AM CDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Areas: McLean County IL, De Witt County IL, Piatt County IL, Champaign County IL, Vermilion County IL, Macon County IL, Moultrie County IL, Douglas County IL, Coles County IL, Edgar County IL, Shelby County IL, Cumberland County IL, Clark County IL, Effingham County IL, Jasper County IL, Crawford County IL, Clay County IL, Richland County IL, Lawrence County IL

Severity: Minor

Urgency: Expected

Effective: Saturday, October 17, 2026 - 06:41

Expires: Saturday, October 17, 2026 - 18:00

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts