NOAA NWS / Event history
Freeze Warning issued October 15 at 9:50AM MDT until October 16 at 9:00AM MDT by NWS Denver CO
Freeze Warning · Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County. Severe; likely; urgency: expected.
- Bulletin issued
- 15 October 2026 at 15:50 UTC
- First saved by us
- 15 October 2026 at 15:58 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 alert
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 Denver CO · Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County
- Certainty / urgency
- Likely / Expected
- Message expiry (not hazard end)
- 16 October 2026 at 15:00 UTC
- Forecast onset / end
- 16 October 2026 at 06:00 UTC / 16 October 2026 at 15:00 UTC
Archived official description
* WHAT...Sub-freezing temperatures falling to 26 to 32 degrees, coldest over the plains. * WHERE...Front Range Urban Corridor and all of the eastern plains. * WHEN...From midnight tonight to 9 AM MDT Friday. * 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. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
The saved record
What changed
0 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.
First saved record · 15 October 2026 at 15:58 UTC
Saved by us
Starting point
First saved record
Our first saved version of Freeze Warning issued October 15 at 9:50AM MDT until October 16 at 9:00AM MDT by NWS Denver CO. We have no earlier saved version to compare.
Bulletin issued: 15 October 2026 at 15:50 UTC
View saved version 1
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:4457a8d088a6af81ee63c3ad", "authorityId": "urn:oid:2.49.0.1.840.0.a59a2dac9bb3089f956affee825dc650e2b40496.001.2", "sender": "w-nws.webmaster@noaa.gov", "references": [], "category": "weather", "title": "Freeze Warning issued October 15 at 9:50AM MDT until October 16 at 9:00AM MDT by NWS Denver CO", "eventType": "Freeze Warning", "occurredAt": "2026-10-15T15:50:00.000Z", "issuedAt": "2026-10-15T15:50:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-15T15:50:00.000Z", "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": "Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County", "coordinates": null, "issuer": "NWS Denver CO", "summary": "Freeze Warning · Larimer County Below 6000 Feet/Northwest Weld County; Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County; North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County; Elbert/Central and East Douglas Counties Above 6000 Feet; Northeast Weld County; Central and South Weld County; Morgan County; Central and East Adams and Arapahoe Counties; North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Logan County; Washington County; Sedgwick County; Phillips County. Severe; likely; urgency: expected.", "description": "* WHAT...Sub-freezing temperatures falling to 26 to 32 degrees,\ncoldest over the plains.\n\n* WHERE...Front Range Urban Corridor and all of the eastern plains.\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.\n\nTo prevent water pipes from freezing; wrap or drain or allow them to\ndrip slowly.", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a59a2dac9bb3089f956affee825dc650e2b40496.001.2", "source": "nws", "sourceName": "NOAA NWS" }Visit the external source ↗The external page may have changed since this version was saved.