* WHAT...Flooding caused by excessive rainfall continues to be possible.
* WHERE...A portion of northwest Wyoming, including the following area, Yellowstone National Park.
* WHEN...Until 10 PM MDT this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS... - Heavy rainfall from slow moving showers and thunderstorms may bring local flooding. - http://www.weather.gov/safety/flood