NOAA NWS / Event history

Freeze Warning issued October 16 at 12:17AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY

Freeze Warning · Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County. Severe; likely; urgency: expected.

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Bulletin issued: 16 October 2026 at 06:17 UTC
First saved by us: 15 October 2026 at 16:32 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 Cheyenne WY · Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County
Certainty / urgency: Likely / Expected
Message expiry (not hazard end): 16 October 2026 at 15:00 UTC
Forecast onset / end: 16 October 2026 at 06:17 UTC / 16 October 2026 at 15:00 UTC

Archived official description

* WHAT...Sub-freezing temperatures between 25 and 30 degrees possible. * WHERE...Western Nebraska and far southeast Wyoming. * WHEN...Until 9 AM MDT this 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 06:32 UTC

Version 2

Source status changed

Title: Before
Freeze Warning issued October 15 at 10:13AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY
After
Freeze Warning issued October 16 at 12:17AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY
Source updated: Before
15 October 2026 at 16:13 UTC
After
16 October 2026 at 06:17 UTC
Effective from: Before
15 October 2026 at 16:13 UTC
After
16 October 2026 at 06:17 UTC
Forecast onset: Before
16 October 2026 at 06:00 UTC
After
16 October 2026 at 06:17 UTC
Message type: Before
Alert
After
Update
Source status: Before
Source alert
After
Source update
Official description: Before
…Sub-freezing temperatures between 25 and 30 degrees possible. * WHERE...Western Nebraska and far southeast Wyoming. * ~~WHEN...From midnight tonight to 9 AM MDT Friday.~~ * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected o…
After
…Sub-freezing temperatures between 25 and 30 degrees possible. * WHERE...Western Nebraska and far southeast Wyoming. * WHEN...Until 9 AM MDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected o…
External source link: Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e5f8700b97b67d19b0965ff4275858bada4437e9.001.2
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1478b843ca6678e0f929a825f3d5cec2a722dbd6.002.1

Bulletin issued: 16 October 2026 at 06:17 UTC

View saved version 2

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

{
  "id": "nws:660c9b670f1657d0ac6ff0c5",
  "authorityId": "urn:oid:2.49.0.1.840.0.1478b843ca6678e0f929a825f3d5cec2a722dbd6.002.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.e5f8700b97b67d19b0965ff4275858bada4437e9.001.2",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Freeze Warning issued October 16 at 12:17AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-16T06:17:00.000Z",
  "issuedAt": "2026-10-16T06:17:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-16T06:17:00.000Z",
  "onsetAt": "2026-10-16T06:17:00.000Z",
  "expiresAt": "2026-10-16T15:00:00.000Z",
  "forecastEndAt": "2026-10-16T15:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Update",
  "status": "Source update",
  "place": "Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County",
  "coordinates": null,
  "issuer": "NWS Cheyenne WY",
  "summary": "Freeze Warning · Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures between 25 and 30 degrees\npossible.\n\n* WHERE...Western Nebraska and far southeast Wyoming.\n\n* WHEN...Until 9 AM MDT this 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:2.49.0.1.840.0.1478b843ca6678e0f929a825f3d5cec2a722dbd6.002.1",
  "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 16:32 UTC

Saved by us

15 October 2026 at 16:32 UTC

Starting point

First saved record

Our first saved version of Freeze Warning issued October 15 at 10:13AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY. We have no earlier saved version to compare.

Bulletin issued: 15 October 2026 at 16:13 UTC

View saved version 1

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

{
  "id": "nws:7e0c921487a71ebff4db16b8",
  "authorityId": "urn:oid:2.49.0.1.840.0.e5f8700b97b67d19b0965ff4275858bada4437e9.001.2",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Freeze Warning issued October 15 at 10:13AM MDT until October 16 at 9:00AM MDT by NWS Cheyenne WY",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-15T16:13:00.000Z",
  "issuedAt": "2026-10-15T16:13:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-15T16:13:00.000Z",
  "onsetAt": "2026-10-16T06:00:00.000Z",
  "expiresAt": "2026-10-16T15:00:00.000Z",
  "forecastEndAt": "2026-10-16T15:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County",
  "coordinates": null,
  "issuer": "NWS Cheyenne WY",
  "summary": "Freeze Warning · Dawes; Box Butte; Scotts Bluff; Banner; Morrill; Kimball; Cheyenne; North Sioux; South Sioux; East Platte County; Goshen County; South Laramie Range Foothills; Central Laramie County; East Laramie County. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures between 25 and 30 degrees\npossible.\n\n* WHERE...Western Nebraska and far southeast Wyoming.\n\n* WHEN...From midnight tonight to 9 AM MDT Friday.\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.e5f8700b97b67d19b0965ff4275858bada4437e9.001.2",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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