NOAA NWS / Event history

Freeze Warning issued October 18 at 2:11AM EDT until October 18 at 9:00AM EDT by NWS State College PA

Freeze Warning · Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster. Severe; likely; urgency: expected.

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Bulletin issued: 18 October 2026 at 06:11 UTC
First saved by us: 17 October 2026 at 05:17 UTC
Last included in a daily record: 18 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 State College PA · Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster
Certainty / urgency: Likely / Expected
Message expiry (not hazard end): 18 October 2026 at 13:00 UTC
Forecast onset / end: 18 October 2026 at 06:11 UTC / 18 October 2026 at 13:00 UTC

Archived official description

* WHAT...Sub-freezing temperatures between 25 and 30 expected. * WHERE...Most of central Pennsylvania. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...The freeze will end the growing season in some areas.

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

18 October 2026 at 06:17 UTC

Version 3

7 recorded details changed

Title: Before
Freeze Warning issued October 17 at 12:36PM EDT until October 18 at 9:00AM EDT by NWS State College PA
After
Freeze Warning issued October 18 at 2:11AM EDT until October 18 at 9:00AM EDT by NWS State College PA
Source updated: Before
17 October 2026 at 16:36 UTC
After
18 October 2026 at 06:11 UTC
Effective from: Before
17 October 2026 at 16:36 UTC
After
18 October 2026 at 06:11 UTC
Forecast onset: Before
18 October 2026 at 05:00 UTC
After
18 October 2026 at 06:11 UTC
Official description: Before
* WHAT...Sub-freezing temperatures between 25 and 30 expected. * WHERE...Most of central Pennsylvania. * WHEN...From 1 AM to 9 AM EDT Sunday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...Valley locations and sheltered rural areas will experience the coldest temperatures.
After
* WHAT...Sub-freezing temperatures between 25 and 30 expected. * WHERE...Most of central Pennsylvania. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...The freeze will end the growing season in some areas.
Official instructions: Before
~~Take steps now to protect tender plants and vegetation from the cold.~~
After
Not supplied
External source link: Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d4e55f16e5f6aa812ea4f705df21bba85561355b.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5c01f953e981b05b6f1dff762de4dd2cf2892963.001.1

Bulletin issued: 18 October 2026 at 06:11 UTC

View saved version 3

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

{
  "id": "nws:ce6b8b4f8cfb02409e5afd1e",
  "authorityId": "urn:oid:2.49.0.1.840.0.5c01f953e981b05b6f1dff762de4dd2cf2892963.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.d4e55f16e5f6aa812ea4f705df21bba85561355b.001.1",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Freeze Warning issued October 18 at 2:11AM EDT until October 18 at 9:00AM EDT by NWS State College PA",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-18T06:11:00.000Z",
  "issuedAt": "2026-10-18T06:11:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-18T06:11:00.000Z",
  "onsetAt": "2026-10-18T06:11:00.000Z",
  "expiresAt": "2026-10-18T13:00:00.000Z",
  "forecastEndAt": "2026-10-18T13:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Update",
  "status": "Source update",
  "place": "Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster",
  "coordinates": null,
  "issuer": "NWS State College PA",
  "summary": "Freeze Warning · Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures between 25 and 30 expected.\n\n* WHERE...Most of central Pennsylvania.\n\n* WHEN...Until 9 AM EDT this morning.\n\n* IMPACTS...Frost and freeze conditions could kill crops, other\nsensitive vegetation and possibly damage unprotected outdoor\nplumbing.\n\n* ADDITIONAL DETAILS...The freeze will end the growing season in some\nareas.",
  "instruction": "",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5c01f953e981b05b6f1dff762de4dd2cf2892963.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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

Saved by us

17 October 2026 at 16:47 UTC

Version 2

Source status changed

Title: Before
Freeze Warning issued October 17 at 1:07AM EDT until October 18 at 9:00AM EDT by NWS State College PA
After
Freeze Warning issued October 17 at 12:36PM EDT until October 18 at 9:00AM EDT by NWS State College PA
Source updated: Before
17 October 2026 at 05:07 UTC
After
17 October 2026 at 16:36 UTC
Effective from: Before
17 October 2026 at 05:07 UTC
After
17 October 2026 at 16:36 UTC
Message expiry: Before
17 October 2026 at 20:00 UTC
After
18 October 2026 at 13:00 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:2.49.0.1.840.0.4f5cd9897a03a6aaa09fd5355571dfa22f39e08d.001.2
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d4e55f16e5f6aa812ea4f705df21bba85561355b.001.1

Bulletin issued: 17 October 2026 at 16:36 UTC

View saved version 2

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

{
  "id": "nws:f34e227ba91f269b8ad59ac9",
  "authorityId": "urn:oid:2.49.0.1.840.0.d4e55f16e5f6aa812ea4f705df21bba85561355b.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.4f5cd9897a03a6aaa09fd5355571dfa22f39e08d.001.2",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Freeze Warning issued October 17 at 12:36PM EDT until October 18 at 9:00AM EDT by NWS State College PA",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-17T16:36:00.000Z",
  "issuedAt": "2026-10-17T16:36:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-17T16:36:00.000Z",
  "onsetAt": "2026-10-18T05:00:00.000Z",
  "expiresAt": "2026-10-18T13:00:00.000Z",
  "forecastEndAt": "2026-10-18T13:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Update",
  "status": "Source update",
  "place": "Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster",
  "coordinates": null,
  "issuer": "NWS State College PA",
  "summary": "Freeze Warning · Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures between 25 and 30 expected.\n\n* WHERE...Most of central Pennsylvania.\n\n* WHEN...From 1 AM to 9 AM EDT Sunday.\n\n* IMPACTS...Frost and freeze conditions could kill crops, other\nsensitive vegetation and possibly damage unprotected outdoor\nplumbing.\n\n* ADDITIONAL DETAILS...Valley locations and sheltered rural areas\nwill experience the coldest temperatures.",
  "instruction": "Take steps now to protect tender plants and vegetation from the cold.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d4e55f16e5f6aa812ea4f705df21bba85561355b.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 · 17 October 2026 at 05:17 UTC

Saved by us

17 October 2026 at 05:17 UTC

Starting point

First saved record

Our first saved version of Freeze Warning issued October 17 at 1:07AM EDT until October 18 at 9:00AM EDT by NWS State College PA. We have no earlier saved version to compare.

Bulletin issued: 17 October 2026 at 05:07 UTC

View saved version 1

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

{
  "id": "nws:4eb363ee79de9e41787a6601",
  "authorityId": "urn:oid:2.49.0.1.840.0.4f5cd9897a03a6aaa09fd5355571dfa22f39e08d.001.2",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Freeze Warning issued October 17 at 1:07AM EDT until October 18 at 9:00AM EDT by NWS State College PA",
  "eventType": "Freeze Warning",
  "occurredAt": "2026-10-17T05:07:00.000Z",
  "issuedAt": "2026-10-17T05:07:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-17T05:07:00.000Z",
  "onsetAt": "2026-10-18T05:00:00.000Z",
  "expiresAt": "2026-10-17T20:00:00.000Z",
  "forecastEndAt": "2026-10-18T13:00:00.000Z",
  "severity": "Severe",
  "urgency": "Expected",
  "certainty": "Likely",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster",
  "coordinates": null,
  "issuer": "NWS State College PA",
  "summary": "Freeze Warning · Warren; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster. Severe; likely; urgency: expected.",
  "description": "* WHAT...Sub-freezing temperatures between 25 and 30 expected.\n\n* WHERE...Most of central Pennsylvania.\n\n* WHEN...From 1 AM to 9 AM EDT Sunday.\n\n* IMPACTS...Frost and freeze conditions could kill crops, other\nsensitive vegetation and possibly damage unprotected outdoor\nplumbing.\n\n* ADDITIONAL DETAILS...Valley locations and sheltered rural areas\nwill experience the coldest temperatures.",
  "instruction": "Take steps now to protect tender plants and vegetation from the cold.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.4f5cd9897a03a6aaa09fd5355571dfa22f39e08d.001.2",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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