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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Severe weather briefings from Jess, delivered when conditions warrant.

severe weather
Tropical Depression Two Forms in the Gulf as Severe Weather Targets the Northeast

Tropical Depression Two is expected to become Tropical Storm Bertha as it moves across the Gulf while severe ...

Jul 20, 2026
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lightning safety
Record-Breaking Heat Wave Continues Into the Fourth of July
Jul 2, 2026
severe weather
Florida Rainy Season Update, Severe Weather Continues, and a Heat Wave Looms
Jun 25, 2026
 Thursday's Severe Weather Outlook for the Midwest
severe weather
Severe Weather, Florida Rainy Season, and Gulf Tropical Outlook
Jun 10, 2026
severe weather
Beneficial Rains to Continue Across Southeast, Severe Shuts Down
May 26, 2026
 ECMWF ensemble 500mb height anomaly map showing ridge building over eastern US ahead of Memorial Day Weekend 2026
severe weather
May 13: Severe Weather Ramps Up Heading into Memorial Day Weekend
May 14, 2026