Heavy Rain in Matanuska Valley, Alaska

Heavy Rain June 3, 2019 · Matanuska Valley, Alaska

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

What the National Weather Service wrote

Palmer ASOS reported 0.44 of precipitation between 5:32 p.m. and 6:00 p.m. This caused localized flooding of parking lots in the Palmer area. Quarter inch hail was also reported at this time.

The wider storm

A weak thermal trough over the mainland of Alaska allowed thunderstorms to develop in the Matanuska Valley. Steering flow was very light, making the storms almost stationary. Combined with poor drainage, this produced localized flooding in Palmer, Alaska.

Began near Palmer (61.6901, -149.1237).

Source: NOAA Storm Events Database, event 821203. Narratives are written by the National Weather Service forecast office that issued the report.

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