First published Oct 16, 2026, 5:34:15 AM UTC · Last updated Oct 16, 2026, 5:34:15 AM UTC

Freeze Warning — NWS Rapid City SD

Original source title

Freeze Warning issued October 15 at 10:59PM MDT until October 16 at 9:00AM MDT by NWS Rapid City SD

Reported by U.S. National Weather Service Alerts NWS

Sub-freezing temperatures as low as 22 degrees are forecast in portions of northwestern and southwestern South Dakota and northeast Wyoming until 9 AM MDT Friday. Frost or freezing conditions could harm crops and sensitive vegetation and possibly damage unprotected outdoor plumbing.

At a glance

Affected location: Northwestern and southwestern South Dakota and northeast Wyoming

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Why it matters

The alert advises taking steps now to protect tender plants from the cold.

Generated scores

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

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 4/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 3/10The 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: 7/10How 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 Warning issued October 15 at 10:59PM MDT until October 16 at 9:00AM MDT by NWS Rapid City SD

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