Flood — Custer, Idaho

2017-06-01 to 2017-06-30 · near Stanley, Custer, Idaho

Event narrative

The Salmon River in Salmon had reached moderate flood stage in May and stayed at flood stage into June and this caused flooding from the headwaters of the Salmon south through Challis into Custer County. The Yankee Fork and East fork of the Salmon River flooded along with Thompson Creek, Squaw Creek, Kinnikinic Cerek and Bayhorse and Garden Creek. Most side tributaries recorded record flows. The Valley Creek in Stanley flooded with the peak flow on June 5th. The Big Lost River at Howell Ranch recorded its second highest peak ever and the Big Lost below Mackay Dam reached minor flood stage as well with peak flows continuing through the end of June. Homes, businesses, roads and bridges continued to suffer damage due to the flooding along with agricultural fields and USFS infrastructure.

Wider weather episode

Winter snow melt and river flooding continued throughout much of June with Blaine and Custer counties receiving the worst of it.

View location on OpenStreetMap → (44.3647, -114.9300)

Source: NOAA Storm Events Database, event_id 709234. Narrative written by the NWS forecast office that issued the report.