Wildfire — Susitna Valley, Alaska

2022-06-03 to 2022-06-04 · Susitna Valley, Alaska

Event narrative

Webcams around the Susitna Valley showed thunderstorms across the region. Also, the AICC lightning map showed multiple lightning strikes in the Susitna Valley. Temperatures across the area ranged from the upper 70s to low 80s with relative humidity's in the upper teens to low 20s. Winds were also sustained between 10 to 15 mph for about an hour.

Wider weather episode

An upper level ridge built into Southcentral on June 3-4th. Some weak upper level shortwaves moved through the overall flow aloft helping to create the lift needed to support thunderstorm development. Ample daytime heating underneath the ridge led to instability with generally limited moisture.

Source: NOAA Storm Events Database, event_id 1045166. Narrative written by the NWS forecast office that issued the report.