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Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Overview

In the afternoon and evening of Sunday, June 28th, 2020, thunderstorms developed across northeastern WY, and moved across western SD. Several locations received damaging hail and winds. The largest hail reported was 2.25 inches, and the strongest wind reported was 83 mph. Several roofs were blown off, and hail damage was sustained to buildings and cars. Storms gradually dissipated as they shifted east Sunday evening. 

2S Lead, SD courtesy Bill H.
Rapid City
(A. Phelps)
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