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Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

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

 

Glen Ellyn

Oak Brook

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