NOAA NWS / Event history

Severe Thunderstorm Warning issued October 14 at 9:37PM CDT until October 14 at 9:45PM CDT by NWS Norman OK

Severe Thunderstorm Warning · Comanche, OK; Cotton, OK; Grady, OK; Jefferson, OK; Stephens, OK; Clay, TX. Severe; observed; urgency: immediate.

See what changed ↓Detailed event record ↗

Bulletin issued: 15 October 2026 at 02:37 UTC
First saved by us: 15 October 2026 at 02:13 UTC
Last included in a daily record: 15 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 · Comanche, OK; Cotton, OK; Grady, OK; Jefferson, OK; Stephens, OK; Clay, TX
Certainty / urgency: Observed / Immediate
Message expiry (not hazard end): 15 October 2026 at 02:45 UTC
Forecast onset / end: 15 October 2026 at 02:37 UTC / 15 October 2026 at 02:45 UTC

Archived official description

At 936 PM CDT, severe thunderstorms were located along a line extending from 6 miles south of Sterling to 4 miles southeast of Comanche to near Ryan, moving northeast at 50 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Duncan, Marlow, Waurika, Elgin, Comanche, Fletcher, Ryan, Sterling, Byers, Hastings, Addington, Sugden, Waurika Lake, Corum, southeastern Lake Ellsworth, eastern Fort Sill, Central High, Empire City, and Hulen.

Instructions in this archived message

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

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

15 October 2026 at 02:43 UTC

Version 3

6 recorded details changed

Title: Before
Severe Thunderstorm Warning issued October 14 at 9:18PM CDT until October 14 at 9:45PM CDT by NWS Norman OK
After
Severe Thunderstorm Warning issued October 14 at 9:37PM CDT until October 14 at 9:45PM CDT by NWS Norman OK
Source updated: Before
15 October 2026 at 02:18 UTC
After
15 October 2026 at 02:37 UTC
Effective from: Before
15 October 2026 at 02:18 UTC
After
15 October 2026 at 02:37 UTC
Forecast onset: Before
15 October 2026 at 02:18 UTC
After
15 October 2026 at 02:37 UTC
Official description: Before
At 917 PM CDT, severe thunderstorms were located along a line extending from near Fort Sill to 4 miles northeast of Temple to 4 miles northeast of Byers to near Petrolia, moving east at 45 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Lawton, Duncan, Marlow, Walters, Waurika, Elgin, Comanche, Geronimo, Fletcher, Temple, Ryan, Sterling, Petrolia, Byers, Medicine Park, Hastings, Addington, Sugden, Corum, and Waurika Lake.
After
At 936 PM CDT, severe thunderstorms were located along a line extending from 6 miles south of Sterling to 4 miles southeast of Comanche to near Ryan, moving northeast at 50 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Duncan, Marlow, Waurika, Elgin, Comanche, Fletcher, Ryan, Sterling, Byers, Hastings, Addington, Sugden, Waurika Lake, Corum, southeastern Lake Ellsworth, eastern Fort Sill, Central High, Empire City, and Hulen.
External source link: Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.0ea5d176c6ea6135d15d7c837776feb0a54f26d7.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.b848804195f6f04df3729dadc909994ee4efc273.001.1

Bulletin issued: 15 October 2026 at 02:37 UTC

View saved version 3

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

{
  "id": "nws:9b419c969051d3b2c69d9ccc",
  "authorityId": "urn:oid:2.49.0.1.840.0.b848804195f6f04df3729dadc909994ee4efc273.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [
    {
      "identifier": "urn:oid:2.49.0.1.840.0.2a7b06f384c6cdcfa5e669b488a240a3ff7b5ee1.001.1",
      "sender": "w-nws.webmaster@noaa.gov"
    },
    {
      "identifier": "urn:oid:2.49.0.1.840.0.0ea5d176c6ea6135d15d7c837776feb0a54f26d7.001.1",
      "sender": "w-nws.webmaster@noaa.gov"
    }
  ],
  "category": "weather",
  "title": "Severe Thunderstorm Warning issued October 14 at 9:37PM CDT until October 14 at 9:45PM CDT by NWS Norman OK",
  "eventType": "Severe Thunderstorm Warning",
  "occurredAt": "2026-10-15T02:37:00.000Z",
  "issuedAt": "2026-10-15T02:37:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-15T02:37:00.000Z",
  "onsetAt": "2026-10-15T02:37:00.000Z",
  "expiresAt": "2026-10-15T02:45:00.000Z",
  "forecastEndAt": "2026-10-15T02:45:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Observed",
  "messageType": "Update",
  "status": "Source update",
  "place": "Comanche, OK; Cotton, OK; Grady, OK; Jefferson, OK; Stephens, OK; Clay, TX",
  "coordinates": null,
  "issuer": "NWS Norman OK",
  "summary": "Severe Thunderstorm Warning · Comanche, OK; Cotton, OK; Grady, OK; Jefferson, OK; Stephens, OK; Clay, TX. Severe; observed; urgency: immediate.",
  "description": "At 936 PM CDT, severe thunderstorms were located along a line\nextending from 6 miles south of Sterling to 4 miles southeast of\nComanche to near Ryan, moving northeast at 50 mph.\n\nHAZARD...70 mph wind gusts.\n\nSOURCE...Radar indicated.\n\nIMPACT...Expect considerable tree damage. Damage is likely to mobile\nhomes, roofs, and outbuildings.\n\nLocations impacted include...\nDuncan, Marlow, Waurika, Elgin, Comanche, Fletcher, Ryan, Sterling,\nByers, Hastings, Addington, Sugden, Waurika Lake, Corum, southeastern\nLake Ellsworth, eastern Fort Sill, Central High, Empire City, and\nHulen.",
  "instruction": "Remain alert for a possible tornado! Tornadoes can develop quickly\nfrom severe thunderstorms.\n\nFor your protection move to an interior room on the lowest floor of a\nbuilding.\n\nTorrential rainfall is occurring with these storms, and may lead to\nflash flooding. Do not drive your vehicle through flooded roadways.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.b848804195f6f04df3729dadc909994ee4efc273.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

Visit the external source ↗

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

Saved by us
15 October 2026 at 02:28 UTC
Version 2
Source status changed
Title
Before
Severe Thunderstorm Warning issued October 14 at 9:06PM CDT until October 14 at 9:45PM CDT by NWS Norman OK
After
Severe Thunderstorm Warning issued October 14 at 9:18PM CDT until October 14 at 9:45PM CDT by NWS Norman OK
Source updated
Before
15 October 2026 at 02:06 UTC
After
15 October 2026 at 02:18 UTC
Effective from
Before
15 October 2026 at 02:06 UTC
After
15 October 2026 at 02:18 UTC
Forecast onset
Before
15 October 2026 at 02:06 UTC
After
15 October 2026 at 02:18 UTC
Message type
Before
Alert
After
Update
Source status
Before
Source alert
After
Source update
Official description
Before
SVROUN The National Weather Service in Norman has issued a * Severe Thunderstorm Warning for... Comanche County in southwestern Oklahoma... Northwestern Jefferson County in southern Oklahoma... Southwestern Grady County in central Oklahoma... Western Stephens County in southern Oklahoma... Cotton County in southwestern Oklahoma... Northern Clay County in northern Texas... * Until 945 PM CDT. * At 906 PM CDT, severe thunderstorms were located along a line extending from 3 miles east of Cache to 5 miles west of Temple to 3 miles northwest of Petrolia to near Dean, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Lawton, Duncan, Marlow, Walters, Waurika, Cache, Elgin, Comanche, Geronimo, Fletcher, Temple, Ryan, Sterling, Petrolia, Byers, Randlett, Medicine Park, Hastings, Faxon, and Addington.
After
At 917 PM CDT, severe thunderstorms were located along a line extending from near Fort Sill to 4 miles northeast of Temple to 4 miles northeast of Byers to near Petrolia, moving east at 45 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Lawton, Duncan, Marlow, Walters, Waurika, Elgin, Comanche, Geronimo, Fletcher, Temple, Ryan, Sterling, Petrolia, Byers, Medicine Park, Hastings, Addington, Sugden, Corum, and Waurika Lake.
Official instructions
Before
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with t…
After
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with t…
External source link
Before
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.2a7b06f384c6cdcfa5e669b488a240a3ff7b5ee1.001.1
After
https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.0ea5d176c6ea6135d15d7c837776feb0a54f26d7.001.1
Bulletin issued: 15 October 2026 at 02:18 UTC
View saved version 2
Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.
{ "id": "nws:4ef42fc3d26cca31e53e471b", "authorityId": "urn:oid:2.49.0.1.840.0.0ea5d176c6ea6135d15d7c837776feb0a54f26d7.001.1", "sender": "w-nws.webmaster@noaa.gov", "references": [ { "identifier": "urn:oid:2.49.0.1.840.0.2a7b06f384c6cdcfa5e669b488a240a3ff7b5ee1.001.1", "sender": "w-nws.webmaster@noaa.gov" } ], "category": "weather", "title": "Severe Thunderstorm Warning issued October 14 at 9:18PM CDT until October 14 at 9:45PM CDT by NWS Norman OK", "eventType": "Severe Thunderstorm Warning", "occurredAt": "2026-10-15T02:18:00.000Z", "issuedAt": "2026-10-15T02:18:00.000Z", "timeBasis": "Bulletin issued", "effectiveAt": "2026-10-15T02:18:00.000Z", "onsetAt": "2026-10-15T02:18:00.000Z", "expiresAt": "2026-10-15T02:45:00.000Z", "forecastEndAt": "2026-10-15T02:45:00.000Z", "severity": "Severe", "urgency": "Immediate", "certainty": "Observed", "messageType": "Update", "status": "Source update", "place": "Comanche, OK; Cotton, OK; Grady, OK; Jefferson, OK; Stephens, OK; Clay, TX", "coordinates": null, "issuer": "NWS Norman OK", "summary": "Severe Thunderstorm Warning · Comanche, OK; Cotton, OK; Grady, OK; Jefferson, OK; Stephens, OK; Clay, TX. Severe; observed; urgency: immediate.", "description": "At 917 PM CDT, severe thunderstorms were located along a line\nextending from near Fort Sill to 4 miles northeast of Temple to 4\nmiles northeast of Byers to near Petrolia, moving east at 45 mph.\n\nHAZARD...70 mph wind gusts.\n\nSOURCE...Radar indicated.\n\nIMPACT...Expect considerable tree damage. Damage is likely to mobile\nhomes, roofs, and outbuildings.\n\nLocations impacted include...\nLawton, Duncan, Marlow, Walters, Waurika, Elgin, Comanche, Geronimo,\nFletcher, Temple, Ryan, Sterling, Petrolia, Byers, Medicine Park,\nHastings, Addington, Sugden, Corum, and Waurika Lake.", "instruction": "Remain alert for a possible tornado! Tornadoes can develop quickly\nfrom severe thunderstorms.\n\nFor your protection move to an interior room on the lowest floor of a\nbuilding.\n\nTorrential rainfall is occurring with these storms, and may lead to\nflash flooding. Do not drive your vehicle through flooded roadways.", "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.0ea5d176c6ea6135d15d7c837776feb0a54f26d7.001.1", "source": "nws", "sourceName": "NOAA NWS" }
Visit the external source ↗
The external page may have changed since this version was saved.

First saved record · 15 October 2026 at 02:13 UTC

Saved by us

15 October 2026 at 02:13 UTC

Starting point

First saved record

Our first saved version of Severe Thunderstorm Warning issued October 14 at 9:06PM CDT until October 14 at 9:45PM CDT by NWS Norman OK. We have no earlier saved version to compare.

Bulletin issued: 15 October 2026 at 02:06 UTC

View saved version 1