High Wind — Pennington Plains, South Dakota

2001-12-22 · Pennington Plains, South Dakota

Wider weather episode

A strong cold front moved across northwestern South Dakota during the morning. Behind this front, the surface pressure gradient tightened and strong low-level winds were able to reach the surface due to robust subsidence and boundary layer mixing.

Source: NOAA Storm Events Database, event_id 5275797. Narrative written by the NWS forecast office that issued the report.