NOAA NWS / Event history

Freeze Watch issued October 15 at 7:26PM CDT until October 17 at 8:00AM CDT by NWS Sioux Falls SD

Freeze Watch · Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Dixon; Dakota; Union. Severe; possible; urgency: future.

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Bulletin issued: 16 October 2026 at 00:26 UTC
First saved by us: 15 October 2026 at 18:32 UTC
Last included in a daily record: 16 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
Source classification: Severe · Source update

A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.

Issuer / area: NWS Sioux Falls SD · Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Dixon; Dakota; Union
Certainty / urgency: Possible / Future
Message expiry (not hazard end): 16 October 2026 at 09:30 UTC
Forecast onset / end: 17 October 2026 at 06:00 UTC / 17 October 2026 at 13:00 UTC

Archived official description

* WHAT...Sub-freezing temperatures as low as 30 possible. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and southeast South Dakota. * WHEN...From late Friday night through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Instructions in this archived message

Take steps now to protect tender plants from the cold.

The saved record

What changed

1 update · 1 first record

Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.

Showing 1 change

Saved by us

16 October 2026 at 00:32 UTC

Version 2

Source status changed

Title: Before
Freeze Watch issued October 15 at 1:29PM CDT until October 17 at 8:00AM CDT by NWS Sioux Falls SD
After
Freeze Watch issued October 15 at 7:26PM CDT until October 17 at 8:00AM CDT by NWS Sioux Falls SD
Source updated: Before
15 October 2026 at 18:29 UTC
After
16 October 2026 at 00:26 UTC
Effective from: Before
15 October 2026 at 18:29 UTC
After
16 October 2026 at 00:26 UTC
Message expiry: Before
16 October 2026 at 01:00 UTC
After
16 October 2026 at 09:30 UTC
Message type: Before
Alert
After
Update
Source status: Before
Source alert
After
Source update
External source link: Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f1235a41f0b7d012828e1581b5dabacc49fd88a9.003.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6aebc78f158e657655f60133c67674f4e71efb63.004.1

Bulletin issued: 16 October 2026 at 00:26 UTC

View saved version 2

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "nws:eff194f5aa33b02262ecc37d",
  "authorityId": "urn:oid:2.49.0.1.840.0.6aebc78f158e657655f60133c67674f4e71efb63.004.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.f1235a41f0b7d012828e1581b5dabacc49fd88a9.003.1",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Freeze Watch issued October 15 at 7:26PM CDT until October 17 at 8:00AM CDT by NWS Sioux Falls SD",
  "eventType": "Freeze Watch",
  "occurredAt": "2026-10-16T00:26:00.000Z",
  "issuedAt": "2026-10-16T00:26:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-16T00:26:00.000Z",
  "onsetAt": "2026-10-17T06:00:00.000Z",
  "expiresAt": "2026-10-16T09:30:00.000Z",
  "forecastEndAt": "2026-10-17T13:00:00.000Z",
  "severity": "Severe",
  "urgency": "Future",
  "certainty": "Possible",
  "messageType": "Update",
  "status": "Source update",
  "place": "Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Dixon; Dakota; Union",
  "coordinates": null,
  "issuer": "NWS Sioux Falls SD",
  "summary": "Freeze Watch · Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Dixon; Dakota; Union. Severe; possible; urgency: future.",
  "description": "* WHAT...Sub-freezing temperatures as low as 30 possible.\n\n* WHERE...Portions of northwest and west central Iowa, southwest\nMinnesota, northeast Nebraska, and southeast South Dakota.\n\n* WHEN...From late Friday night through Saturday morning.\n\n* IMPACTS...Frost and freeze conditions could kill crops, other\nsensitive vegetation and possibly damage unprotected outdoor\nplumbing.",
  "instruction": "Take steps now to protect tender plants from the cold.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6aebc78f158e657655f60133c67674f4e71efb63.004.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

The external page may have changed since this version was saved.

First saved record · 15 October 2026 at 18:32 UTC

Saved by us

15 October 2026 at 18:32 UTC

Starting point

First saved record

Our first saved version of Freeze Watch issued October 15 at 1:29PM CDT until October 17 at 8:00AM CDT by NWS Sioux Falls SD. We have no earlier saved version to compare.

Bulletin issued: 15 October 2026 at 18:29 UTC

View saved version 1

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "nws:533e0fd842ef34da3df73f34",
  "authorityId": "urn:oid:2.49.0.1.840.0.f1235a41f0b7d012828e1581b5dabacc49fd88a9.003.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Freeze Watch issued October 15 at 1:29PM CDT until October 17 at 8:00AM CDT by NWS Sioux Falls SD",
  "eventType": "Freeze Watch",
  "occurredAt": "2026-10-15T18:29:00.000Z",
  "issuedAt": "2026-10-15T18:29:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-15T18:29:00.000Z",
  "onsetAt": "2026-10-17T06:00:00.000Z",
  "expiresAt": "2026-10-16T01:00:00.000Z",
  "forecastEndAt": "2026-10-17T13:00:00.000Z",
  "severity": "Severe",
  "urgency": "Future",
  "certainty": "Possible",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Dixon; Dakota; Union",
  "coordinates": null,
  "issuer": "NWS Sioux Falls SD",
  "summary": "Freeze Watch · Lyon; Osceola; Dickinson; Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Lincoln; Lyon; Murray; Cottonwood; Nobles; Jackson; Pipestone; Rock; Dixon; Dakota; Union. Severe; possible; urgency: future.",
  "description": "* WHAT...Sub-freezing temperatures as low as 30 possible.\n\n* WHERE...Portions of northwest and west central Iowa, southwest\nMinnesota, northeast Nebraska, and southeast South Dakota.\n\n* WHEN...From late Friday night through Saturday morning.\n\n* IMPACTS...Frost and freeze conditions could kill crops, other\nsensitive vegetation and possibly damage unprotected outdoor\nplumbing.",
  "instruction": "Take steps now to protect tender plants from the cold.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f1235a41f0b7d012828e1581b5dabacc49fd88a9.003.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

The external page may have changed since this version was saved.