First published Oct 16, 2026, 3:14:15 AM UTC · Last updated Oct 16, 2026, 3:14:15 AM UTC

Freeze Watch — NWS Chicago IL

Original source title

Freeze Watch issued October 15 at 9:58PM CDT until October 17 at 9:00AM CDT by NWS Chicago IL

Reported by U.S. National Weather Service Alerts NWS

A Freeze Watch covers Boone, Ogle, and Winnebago Counties, with sub-freezing temperatures as low as 30 degrees possible from late Friday night through Saturday morning. The source says frost or freezing conditions could kill crops and sensitive vegetation and possibly damage unprotected outdoor plumbing.

At a glance

Affected location: Boone, Ogle, and Winnebago Counties

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Why it matters

The official instruction is to protect tender plants now from the possible cold.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 4/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Freeze Watch issued October 15 at 9:58PM CDT until October 17 at 9:00AM CDT by NWS Chicago IL

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