Dense Fog in Lower Treasure Valley, Idaho

Dense Fog October 25, 2012 · Lower Treasure Valley, Idaho

What the National Weather Service wrote

A trained spotter located in Greenleaf Idaho reported visibilities of 30 to 50 yards in dense fog along highway 19 in Canyon County.

The wider storm

Calm winds and clear skies allowed very dense radational fog to form in portions of the lower Treasure Valley. Most visibilities were around 1.0 miles, but some reports of visibilities as low as 30 yards caused dangerous driving conditions.

Source: NOAA Storm Events Database, event 417764. Narratives are written by the National Weather Service forecast office that issued the report.

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