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Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Overview

 

A winter storm produced a swath of snow with amounts generally 3 to 7 inches across northern Iowa into southern Wisconsin on Saturday, January 28th.

The heaviest snow fell from late afternoon through the evening, with 1" per hour rates at times. The persistent light snow throughout the day in combination with heavier snowfall rates into the evening resulted in storm total accumulations above 6" for parts of northeast Iowa and southwest Wisconsin.

A combination of Winter Storm Warnings and Winter Weather Advisories were used to alert people of the expected impact.

snow totals through 6 am Jan 20th
Snow totals through 6 am, Jan 29th

 

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