Fresh Snow and Temperature Outlook Ahead of Christmas Day

If you are looking for fresh snow by Christmas morning or are curious about potential travel disruptions, the best chances for at least 1" of new snowfall early this week exist across the mountainous West, Great Lakes, and Northeast. Otherwise, temperatures this last full week of December will average above normal for much of the lower 48 states. Read More >

A Few Funnel Clouds Across the Western Chicago Metro Tuesday Evening, June 24, 2014


Glen Ellyn around 6 pm. Photo courtesy of Norm Ramil.	Oak Brook around 6:15. Photo courtesy of Annie Marie.

ORD Terminal Doppler Weather Radar 1.8° Loop from ~5:30 pm - 6:45 pm

Radar Loop

Note multiple elongated boundaries that intersect and storms that develop on these. The updrafts of these developing storms stretched pre-existing low-level "spin" and helped produce the funnel clouds.

ORD Terminal Doppler Weather Radar 1.8° Storm-Relative Motion indicating rotation near the cloud base level

Radar

Note multiple elongated boundaries that intersect and storms that develop on these. The updrafts of these developing storms stretched pre-existing low-level "spin" and helped produce the funnel clouds.

Setup

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