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Severe Thunderstorm Warning 0036
Issued by the Mount Holly / Philadelphia Forecast Office

Action Issued Starts Expiration
New 2026-05-20 15:46:59 2026-05-20 15:46:00 2026-05-20 16:30:00
Continued 2026-05-20 16:06:00 2026-05-20 16:30:00


Action: New
Issued At: 2026-05-20 15:46:59

685 
WUUS51 KPHI 202046
SVRPHI
PAC011-017-077-091-202130-
/O.NEW.KPHI.SV.W.0036.260520T2046Z-260520T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
446 PM EDT Wed May 20 2026

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Southeastern Berks County in eastern Pennsylvania...
  Northwestern Montgomery County in southeastern Pennsylvania...
  South central Lehigh County in eastern Pennsylvania...
  West central Bucks County in southeastern Pennsylvania...

* Until 530 PM EDT.

* At 446 PM EDT, a severe thunderstorm was located near Laureldale,
  or near Reading, moving east at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Reading, Pottstown, Lansdale, Wyomissing, Quakertown, Perkasie,
  Souderton, Birdsboro, Fleetwood, Chalfont, Laureldale, Hatfield,
  East Greenville, Dublin, Leesport, Schwenksville, Bally,
  Bechtelsville, Green Lane, and Lyons.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4048 7596 4050 7583 4043 7520 4020 7523
      4027 7600
TIME...MOT...LOC 2046Z 275DEG 31KT 4038 7584 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Fitzsimmons


Action: Continued
Issued At: 2026-05-20 16:06:00

145 
WWUS51 KPHI 202105
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
505 PM EDT Wed May 20 2026

PAC011-017-077-091-202130-
/O.CON.KPHI.SV.W.0036.000000T0000Z-260520T2130Z/
Berks PA-Montgomery PA-Lehigh PA-Bucks PA-
505 PM EDT Wed May 20 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR EAST CENTRAL BERKS...NORTHWESTERN MONTGOMERY...SOUTH CENTRAL
LEHIGH AND WEST CENTRAL BUCKS COUNTIES...

At 505 PM EDT, a severe thunderstorm was located over Green Lane, or
19 miles south of Allentown, moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Pottstown, Lansdale, Quakertown, Perkasie, Souderton, Chalfont,
Hatfield, East Greenville, Dublin, Schwenksville, Bally, Green Lane,
Fricks, Spring Mount, Geryville, Gilbertsville, Skippack, Telford,
Sellersville, and Pennsburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4024 7565 4047 7558 4043 7520 4020 7523
      4023 7552
TIME...MOT...LOC 2105Z 275DEG 29KT 4031 7546 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Fitzsimmons



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