WFO PHILADELPHIA Warnings, Watches and Advisories for Saturday, July 4, 2026

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SEVERE THUNDERSTORM WARNING

Severe Weather Statement

National Weather Service Mount Holly NJ

807 PM EDT Sat Jul 4 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT

FOR SOUTHERN BERKS AND CHESTER COUNTIES...

At 805 PM EDT, a severe thunderstorm was located over Elverson, or 13

miles south of Reading, moving east at 40 mph.

HAZARD...60 mph wind gusts and penny size hail. This storm has a

history of producing wind damage.

SOURCE...Radar indicated.

IMPACT...Damage to roofs, siding, trees, and power lines is

possible.

Locations impacted include...

Reading, West Chester, Pottstown, Coatesville, Wyomissing,

Downingtown, Kennett Square, Birdsboro, Sinking Spring, Laureldale,

Parkesburg, West Grove, Womelsdorf, Wernersville, Robesonia, Honey

Brook, Elverson, New Morgan, Pughtown, and Marshallton.

This includes the following highways...

Pennsylvania Turnpike between mile markers 296 and 314.

Interstate 176 in Pennsylvania between mile markers 1 and 11.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a

building.

Frequent cloud to ground lightning is occurring with this storm. Move

indoors immediately. Lightning is one of nature's leading killers.

Remember, if you can hear thunder, you are close enough to be struck

by lightning.

Torrential rainfall is occurring with this storm, and may lead to

flash flooding. Do not drive your vehicle through flooded roadways.

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