NOAA NWS / Event history

Freeze Warning issued October 17 at 2:52AM CDT until October 17 at 9:00AM CDT by NWS Norman OK

Freeze Warning · Harper; Ellis. Severe; likely; urgency: expected.

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Bulletin issued: 17 October 2026 at 07:52 UTC
First saved by us: 16 October 2026 at 16:17 UTC
Last included in a daily record: 17 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 Norman OK · Harper; Ellis
Certainty / urgency: Likely / Expected
Message expiry (not hazard end): 17 October 2026 at 14:00 UTC
Forecast onset / end: 17 October 2026 at 07:52 UTC / 17 October 2026 at 14:00 UTC

Archived official description

* WHAT...Sub-freezing temperatures as low as 31. * WHERE...Ellis and Harper Counties. * WHEN...Until 9 AM CDT 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
17 October 2026 at 08:02 UTC
Version 2
Source status changed
Title
Before
Freeze Warning issued October 16 at 11:02AM CDT until October 17 at 9:00AM CDT by NWS Norman OK
After
Freeze Warning issued October 17 at 2:52AM CDT until October 17 at 9:00AM CDT by NWS Norman OK
Source updated
Before
16 October 2026 at 16:02 UTC
After
17 October 2026 at 07:52 UTC
Effective from
Before
16 October 2026 at 16:02 UTC
After
17 October 2026 at 07:52 UTC
Forecast onset
Before
17 October 2026 at 06:00 UTC
After
17 October 2026 at 07:52 UTC
Message expiry
Before
17 October 2026 at 08:00 UTC
After
17 October 2026 at 14:00 UTC
Message type
Before
Alert
After
Update
Source status
Before
Source alert
After
Source update
Official description
Before
* WHAT...Sub-freezing temperatures as low as ~~31 to 32 expected. * WHERE...Ellis and Harper Counties. * WHEN...From 1 AM to 9 AM CDT Saturday.~~ * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected o…
After
* WHAT...Sub-freezing temperatures as low as 31. * WHERE...Ellis and Harper Counties. * WHEN...Until 9 AM CDT 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.c074faf5b23ae6a86e588315030a50317afbdda8.001.2
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.37463c363a6329af3a7e37a30178950422fa4edb.001.1
Bulletin issued: 17 October 2026 at 07:52 UTC
View saved version 2
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:4e89b68f550a391462444acf", "authorityId": "urn:oid:2.49.0.1.840.0.37463c363a6329af3a7e37a30178950422fa4edb.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [ { "identifier": "urn:oid:2.49.0.1.840.0.c074faf5b23ae6a86e588315030a50317afbdda8.001.2", "sender": "w-nws.webmaster@noaa.gov" } ], "category": "weather", "title": "Freeze Warning issued October 17 at 2:52AM CDT until October 17 at 9:00AM CDT by NWS Norman OK", "eventType": "Freeze Warning", "occurredAt": "2026-10-17T07:52:00.000Z", "issuedAt": "2026-10-17T07:52:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-17T07:52:00.000Z", "onsetAt": "2026-10-17T07:52:00.000Z", "expiresAt": "2026-10-17T14:00:00.000Z", "forecastEndAt": "2026-10-17T14:00:00.000Z", "severity": "Severe", "urgency": "Expected", "certainty": "Likely", "messageType": "Update", "status": "Source update", "place": "Harper; Ellis", "coordinates": null, "issuer": "NWS Norman OK", "summary": "Freeze Warning · Harper; Ellis. Severe; likely; urgency: expected.", "description": "* WHAT...Sub-freezing temperatures as low as 31.\n\n* WHERE...Ellis and Harper Counties.\n\n* WHEN...Until 9 AM CDT 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:2.49.0.1.840.0.37463c363a6329af3a7e37a30178950422fa4edb.001.1", "source": "nws", "sourceName": "NOAA NWS" }
Visit the external source ↗
The external page may have changed since this version was saved.

First saved record · 16 October 2026 at 16:17 UTC

Saved by us

16 October 2026 at 16:17 UTC

Starting point

First saved record

Our first saved version of Freeze Warning issued October 16 at 11:02AM CDT until October 17 at 9:00AM CDT by NWS Norman OK. We have no earlier saved version to compare.

Bulletin issued: 16 October 2026 at 16:02 UTC

View saved version 1

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

{
  "id": "nws:f191e190a7ba2ff79399a63f",
  "authorityId": "urn:oid:2.49.0.1.840.0.c074faf5b23ae6a86e588315030a50317afbdda8.001.2",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Freeze Warning issued October 16 at 11:02AM CDT until October 17 at 9:00AM CDT by NWS Norman OK",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-16T16:02:00.000Z",
  "issuedAt": "2026-10-16T16:02:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-16T16:02:00.000Z",
  "onsetAt": "2026-10-17T06:00:00.000Z",
  "expiresAt": "2026-10-17T08:00:00.000Z",
  "forecastEndAt": "2026-10-17T14:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Harper; Ellis",
  "coordinates": null,
  "issuer": "NWS Norman OK",
  "summary": "Freeze Warning · Harper; Ellis. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures as low as 31 to 32 expected.\n\n* WHERE...Ellis and Harper Counties.\n\n* WHEN...From 1 AM to 9 AM CDT Saturday.\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.c074faf5b23ae6a86e588315030a50317afbdda8.001.2",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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