Flood in Lemhi County, Idaho

Flood May 31, 2017 · Lemhi County, Idaho

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

The USGS river gauge Salmon River at Salmon reported minor flooding on May 31st. The river continued to rise and reached moderate flood stage in the first half of June. See June storm data report for more information.

The wider storm

Warmer than normal temperatures causes rapid snow melt and leads to a prolonged period of flooding on the Salmon River. The Salmon river continued to rise into the month of June where the greatest impacts occurred. Only minor flooding was observed during the month of May. See the month of June for more detailed information.

Began near Salmon (45.1938, -113.8982).

Source: NOAA Storm Events Database, event 698258. Narratives are written by the National Weather Service forecast office that issued the report.

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