iNWS Alert

UTC035-043-051-252215-
/O.NEW.KSLC.SV.W.0034.260625T2140Z-260625T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Salt Lake City UT
340 PM MDT Thu Jun 25 2026

The National Weather Service in Salt Lake City has issued a

* Severe Thunderstorm Warning for...
East central Salt Lake County in northern Utah...
Northwestern Wasatch County in northern Utah...
Southwestern Summit County in northern Utah...

* Until 415 PM MDT.

* At 340 PM MDT, a severe thunderstorm was located near Big
Cottonwood Canyon, or 7 miles west of Park City, 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...
Park City, Summit Park, Kamas, Oakley, Francis, Wanship, South
Snyderville Basin, North Snyderville Basin, Mill Creek Canyon,
Samak, Big Cottonwood Canyon, Little Cottonwood Canyon, Alta, Peoa,
Brighton, Parleys Summit, Woodland, Snyderville, Kimball Junction,
and Marion.

This includes the following highways...
Interstate 80 in Utah between mile markers 135 and 153, and near
mile marker 155.
US Route 40 between mile markers 0 and 14.
Utah Route 35 between mile markers 0 and 4.
Mirror Lake Highway between mile markers 0 and 3.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 4060 11170 4076 11170 4084 11123 4051 11122
TIME...MOT...LOC 2140Z 266DEG 18KT 4067 11163

HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH