Special Weather Statement issued September 18 at 3:12PM MDT by NWS Salt Lake City UT

**Special Weather Statement issued September 18 at 3:12PM MDT by NWS Salt Lake City UT**

At 312 PM MDT, Doppler radar was tracking a strong thunderstorm over Magna, or near West Valley City, moving northeast at 30 mph.

HAZARD...Penny size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to outdoor objects is possible.

Locations impacted include... Salt Lake City, West Valley City, Bountiful, Farmington, South Salt Lake, North Salt Lake, Centerville, Woods Cross, West Bountiful, Emigration Canyon, Salt Lake City International Airport, Magna, Sugarhouse, University Of Utah, and Antelope Island State Park.

This includes the following highways... Interstate 15 between mile markers 304 and 322. Interstate 80 in Utah between mile markers 103 and 125.

**What You Should Do:**

If outdoors, consider seeking shelter inside a building.

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

**Alert Details:**

- **Severity:** Moderate

- **Urgency:** Expected

- **Issued by:** NWS Salt Lake City UT

- **Effective:** Sep 18, 2026 3:12 PM UTC

- **Expires:** Sep 18, 2026 3:45 PM UTC

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