Headline:
Freeze Warning issued April 19 at 1:52AM CDT until April 20 at 9:00AM CDT by NWS Chicago IL
Event:
Freeze Warning
Urgency:
Expected
Effective:
April 18, 2026 - 11:52pm
Expires:
April 19, 2026 - 10:00am
Description:
* WHAT...For the Frost Advisory, temperatures as low as 32 will
result in frost formation. For the Freeze Warning, sub-freezing
temperatures as low as 27 expected, with the coldest conditions
across interior northern Illinois.
* WHERE...Portions of central, east central, north central, and
northeast Illinois and northwest Indiana.
* WHEN...For the Frost Advisory, until 9 AM CDT /10 AM EDT/ this
morning. For the Freeze Warning, from midnight CDT /1 AM EDT/
tonight to 9 AM CDT /10 AM EDT/ Monday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing. Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
Instruction:
Take steps now to protect tender plants from the cold.
Area Description:
Winnebago; Boone; McHenry; Lake; Ogle; Lee; De Kalb; Kane; DuPage; La Salle; Kendall; Grundy; Kankakee; Livingston; Iroquois; Ford; Northern Will; Southern Will; Eastern Will; Lake; Porter; Newton; Jasper; Benton
Forcast Office:
NWS Chicago IL
Sender: