Severe Thunderstorm Warning issued September 19 at 7:16PM MDT until September 19 at 7:30PM MDT by NWS Riverton WY

**Severe Thunderstorm Warning issued September 19 at 7:16PM MDT until September 19 at 7:30PM MDT by NWS Riverton WY**

At 716 PM MDT, a severe thunderstorm was located 8 miles east of Goldeneye Reservoir, which is 19 miles northwest of Casper, moving east at 20 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

Locations impacted include... Goldeneye Reservoir.

**What You Should Do:**

For your protection move to an interior room on the lowest floor of a building.

Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

**Alert Details:**

- **Severity:** Severe

- **Urgency:** Immediate

- **Issued by:** NWS Riverton WY

- **Effective:** Sep 19, 2026 7:16 PM UTC

- **Expires:** Sep 19, 2026 7:30 PM UTC

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