Severe Thunderstorm Warning issued September 21 at 4:01PM CDT until September 21 at 4:15PM CDT by NWS Norman OK

**Severe Thunderstorm Warning issued September 21 at 4:01PM CDT until September 21 at 4:15PM CDT by NWS Norman OK**

At 400 PM CDT, severe thunderstorms were located along a line extending from 5 miles west of Mill Creek to 5 miles northwest of Lone Grove, moving east at 5 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include... Ardmore, Lone Grove, Dickson, Springer, Mill Creek, Dougherty, Gene Autry, Lake Of The Arbuckles, Reagan, and northwestern Lake Murray.

**What You Should Do:**

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.

**Alert Details:**

- **Severity:** Severe

- **Urgency:** Immediate

- **Issued by:** NWS Norman OK

- **Effective:** Sep 21, 2026 4:01 PM UTC

- **Expires:** Sep 21, 2026 4:15 PM UTC

*This alert was automatically distributed from the National Weather Service via the IPAWS All-Hazards Information Feed.*