NOAA NWS / Event history

Freeze Warning issued October 16 at 11:56PM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI

Freeze Warning · Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant. Severe; likely; urgency: expected.

See what changed ↓Detailed event record ↗

Bulletin issued: 17 October 2026 at 04:56 UTC
First saved by us: 16 October 2026 at 06:02 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 La Crosse WI · Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant
Certainty / urgency: Likely / Expected
Message expiry (not hazard end): 17 October 2026 at 14:00 UTC
Forecast onset / end: 17 October 2026 at 06:00 UTC / 17 October 2026 at 14:00 UTC

Archived official description

* WHAT...Sub-freezing temperatures ranging from the low 20s to low 30s. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin. * WHEN...Until 9 AM CDT Saturday. * 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

2 updates · 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 2 changes

Saved by us

17 October 2026 at 05:02 UTC

Version 3

5 recorded details changed

Title: Before
Freeze Warning issued October 16 at 10:51AM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI
After
Freeze Warning issued October 16 at 11:56PM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI
Source updated: Before
16 October 2026 at 15:51 UTC
After
17 October 2026 at 04:56 UTC
Effective from: Before
16 October 2026 at 15:51 UTC
After
17 October 2026 at 04:56 UTC
Official description: Before
* WHAT...Sub-freezing temperatures ranging from the ~~mid-20s to lower 30s. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin. * WHEN...From 1 AM to~~ 9 AM CDT Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly d…
After
* WHAT...Sub-freezing temperatures ranging from the low 20s to low 30s. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin. * WHEN...Until 9 AM CDT Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly d…
External source link: Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1aa550bb6d030f33663a7710c92a56c4ed9e6a5c.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.ab769ce7f072d930a9b79e0d7478690bb658d9f0.001.1

Bulletin issued: 17 October 2026 at 04:56 UTC

View saved version 3

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

{
  "id": "nws:b20dee050a85874eaa94c1eb",
  "authorityId": "urn:oid:2.49.0.1.840.0.ab769ce7f072d930a9b79e0d7478690bb658d9f0.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.1aa550bb6d030f33663a7710c92a56c4ed9e6a5c.001.1",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Freeze Warning issued October 16 at 11:56PM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-17T04:56:00.000Z",
  "issuedAt": "2026-10-17T04:56:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-17T04:56:00.000Z",
  "onsetAt": "2026-10-17T06:00:00.000Z",
  "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": "Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant",
  "coordinates": null,
  "issuer": "NWS La Crosse WI",
  "summary": "Freeze Warning · Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures ranging from the low 20s to low\n30s.\n\n* WHERE...Portions of north central and northeast Iowa, southeast\nMinnesota, and central, north central, southwest, and west central\nWisconsin.\n\n* WHEN...Until 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.ab769ce7f072d930a9b79e0d7478690bb658d9f0.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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

Saved by us

16 October 2026 at 16:02 UTC

Version 2

Source status changed

Title: Before
Freeze Warning issued October 16 at 12:59AM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI
After
Freeze Warning issued October 16 at 10:51AM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI
Source updated: Before
16 October 2026 at 05:59 UTC
After
16 October 2026 at 15:51 UTC
Effective from: Before
16 October 2026 at 05:59 UTC
After
16 October 2026 at 15:51 UTC
Message expiry: Before
16 October 2026 at 19:00 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 26 expected.~~ * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, north central, southwest, an…
After
* WHAT...Sub-freezing temperatures ranging from the mid-20s to lower 30s. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, north central, southwest, an…
External source link: Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e89f0f9155d7ab86e81c6eb0f62a68aa2bcc9189.001.2
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1aa550bb6d030f33663a7710c92a56c4ed9e6a5c.001.1

Bulletin issued: 16 October 2026 at 15:51 UTC

View saved version 2

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

{
  "id": "nws:1a2cdffbe8cffeb6102b6b3c",
  "authorityId": "urn:oid:2.49.0.1.840.0.1aa550bb6d030f33663a7710c92a56c4ed9e6a5c.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.e89f0f9155d7ab86e81c6eb0f62a68aa2bcc9189.001.2",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Freeze Warning issued October 16 at 10:51AM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-16T15:51:00.000Z",
  "issuedAt": "2026-10-16T15:51:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-16T15:51:00.000Z",
  "onsetAt": "2026-10-17T06:00:00.000Z",
  "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": "Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant",
  "coordinates": null,
  "issuer": "NWS La Crosse WI",
  "summary": "Freeze Warning · Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures ranging from the mid-20s to lower\n30s.\n\n* WHERE...Portions of north central and northeast Iowa, southeast\nMinnesota, and central, north central, southwest, and west central\nWisconsin.\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:2.49.0.1.840.0.1aa550bb6d030f33663a7710c92a56c4ed9e6a5c.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 06:02 UTC

Saved by us

16 October 2026 at 06:02 UTC

Starting point

First saved record

Our first saved version of Freeze Warning issued October 16 at 12:59AM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI. We have no earlier saved version to compare.

Bulletin issued: 16 October 2026 at 05:59 UTC

View saved version 1

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

{
  "id": "nws:c4ae32b568a853a18161d35a",
  "authorityId": "urn:oid:2.49.0.1.840.0.e89f0f9155d7ab86e81c6eb0f62a68aa2bcc9189.001.2",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Freeze Warning issued October 16 at 12:59AM CDT until October 17 at 9:00AM CDT by NWS La Crosse WI",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-16T05:59:00.000Z",
  "issuedAt": "2026-10-16T05:59:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-16T05:59:00.000Z",
  "onsetAt": "2026-10-17T06:00:00.000Z",
  "expiresAt": "2026-10-16T19:00:00.000Z",
  "forecastEndAt": "2026-10-17T14:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant",
  "coordinates": null,
  "issuer": "NWS La Crosse WI",
  "summary": "Freeze Warning · Mitchell; Howard; Winneshiek; Allamakee; Floyd; Chickasaw; Fayette; Clayton; Wabasha; Dodge; Olmsted; Winona; Mower; Fillmore; Houston; Taylor; Clark; Buffalo; Trempealeau; Jackson; La Crosse; Monroe; Juneau; Adams; Vernon; Crawford; Richland; Grant. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures as low as 26 expected.\n\n* WHERE...Portions of north central and northeast Iowa, southeast\nMinnesota, and central, north central, southwest, and west central\nWisconsin.\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.e89f0f9155d7ab86e81c6eb0f62a68aa2bcc9189.001.2",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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