FloodZoneMap.org

Flash Flood — Park, WY

Aug 24, 2022

A series of thunderstorms dropped heavy rain over steep terrain about 6 to 10 miles east of the East Entrance to Yellowstone National Park. Flash flooding brought mud and dead tree debris down area streams and creeks, causing impacts to local roads and US Hwy 14 (North Fork Highway).

Source: NOAA National Weather Service Storm Events Database (event 1053719). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Park, WY

This event is one of many recorded floods in Park County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Park County flood data →

More Flood Stories

Flood$25.0M damage

Park, WY · Jun 12, 2022

On the weekend of June 11th and 12th, a stationary front set up across northwestern Wyoming. On June 12th into June 13th an atmospheric river fed moisture into a powerful jet steam along the front and brought an extended period of moderate rain along with occasional heavy rain…

Read the full account →
Flood$20K damage

Park, WY · Jun 8, 2017

After an exceptionally snowy winter and cool spring, warming temperatures brought rapid snow melt to the Absarokas. In addition, locally heavy rain fell helping speed the melting of snow. As a result, the South Fork of the Shoshone River rose rapidly and flooded.

Read the full account →
Flood$160K damage

Park, WY · Jun 24, 2011

The high waters at the confluence of the Lamar River and Soda Butte Creek combined to undercut and damage a 200-foot-section of Yellowstone National Park's Northeast Entrance road.

Read the full account →
Flash Flood$275K damage

Park, WY · Jul 16, 2002

Strong thunderstorms caused flash flooding across portions of southern Park County. The first area of flash flooding and damage was reported near Valley. Heavy rain washed out bridges and portions of gravel roads.

Read the full account →