Storm Prediction Ctr, Norman, OK Warnings, Watches and Advisories for Wednesday, May 20, 2026

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SEVERE THUNDERSTORM WATCH

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 234

NWS STORM PREDICTION CENTER NORMAN OK

433 PM EDT WED MAY 20 2026

SEVERE THUNDERSTORM WATCH 234 REMAINS IN EFFECT UNTIL 800 PM EDT

FOR THE FOLLOWING LOCATIONS

PA

. PENNSYLVANIA COUNTIES INCLUDED ARE

ADAMS COLUMBIA DAUPHIN

LANCASTER LEBANON NORTHUMBERLAND

SCHUYLKILL YORK

BERKS BUCKS CARBON

CHESTER DELAWARE LEHIGH

MONROE MONTGOMERY NORTHAMPTON

PHILADELPHIA

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT

FOR CENTRAL BERKS COUNTY...

At 433 PM EDT, a severe thunderstorm was located near Birdsboro, or

7 miles east of Reading, moving east at 30 mph. This storm has a

history of producing wind damage.

HAZARD...60 mph wind gusts.

SOURCE...Trained weather spotters.

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

possible.

Locations impacted include...

Reading, Wyomissing, Birdsboro, Sinking Spring, Laureldale,

Wernersville, Leesport, Bechtelsville, Spring Ridge, Fairview Hgts,

Shillington, West Reading, Boyertown, Mount Penn, Mohnton, Kenhorst,

St. Lawrence, West Lawn, Lorane, and Amity Gardens.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

building.

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LANCASTER COUNTY

WILL EXPIRE AT 445 PM EDT...

The storm which prompted the warning has moved out of the area.

Therefore, the warning will be allowed to expire. However, gusty

winds are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for

south central Pennsylvania.

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