Weatherstem

On The Radar
with Jess

Timely weather insights, operational updates, and expert commentary from Weatherstem's meteorology team to help you stay ahead of the storm.

Jessica Arnoldy
Jessica Arnoldy
Director, Meteorology Services

19.5 years at The Weather Channel. MS Meteorology, Penn State. BS Earth & Atmospheric Sciences, Georgia Tech. Writing operational weather briefings for emergency managers, athletic directors, and operations teams.

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record heat
Record-Breaking Heat Wave Threatens Fourth of July Holiday

A record-breaking heat wave will spread across the eastern U.S. during the Fourth of July holiday with dangerous ...

Jun 29, 2026
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