A cold front which followed an unseasonably warm and humid late March day helped trigger severe thunderstorms across Eastern Pennsylvania during the late afternoon and early evening of the 29th. Most of the severe weather was large hail, but there were about a half dozen reports of damaging winds in Berks, Delaware, Lehigh and Montgomery Counties.

Hail in BERKS, PENNSYLVANIA
From 29-MAR-09 16:05:00 to 29-MAR-09 16:15:00 (EST-5)
Location: WEST LAWN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm dropped nickel to quarter size hail in Vinemont (Spring Township), West Lawn and Shillington Boroughs and also within Reading. The Reading Regional Airport also reported a wind gust to 54 mph.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 29-MAR-09 16:27:00 to 29-MAR-09 16:27:00 (EST-5)
Location: OLEY
Magnitude: 56.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A severe thunderstorm damaged a farm and several trees in Oley Township. The damaging winds tore off a portion of a slate roof of the farmhouse. It also ripped off siding and blew out several windows. Trees were snapped or uprooted in the area and two utility poles were snapped. About 130 of the 500 Metropolitan Edison homes and businesses that lost power in the county occurred in Oley Township. Other Metropolitan Edison outages were reported in Birdsboro, Fleetwood, Kutztown, Lenhartsville (the most), Mohrsville and Reading.

Hail in LEHIGH, PENNSYLVANIA
From 29-MAR-09 16:45:00 to 29-MAR-09 16:46:00 (EST-5)
Location: MACUNGIE KNEPPER ARP
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Ping pong to golf ball size hail fell in Upper Macungie and Lower Macungie Townships and Macungie Borough. The largest hail was reported in the Ancient Oaks area of Lower Macungie Township and it also covered the ground. Nickel size hail also covered the ground of Macungie Borough.

Thunderstorm Wind in MONTGOMERY, PENNSYLVANIA
From 29-MAR-09 17:25:00 to 29-MAR-09 17:26:00 (EST-5)
Location: FORTUNA
Magnitude: 65.00 EG
Property damage: 1.00M
Crop damage: 0.00K
Reported by: Emergency Manager

A severe thunderstorm caused wind damage in Lansdale Borough and Montgomery Township in Montgomery County. No injuries were reported in spite of the damage. In Lansdale, wind damage occurred around West 8th Street. The roof was completely blown off the shipping building of the Village Handcrafted Cabinetry Company. The severe thunderstorm knocked down a chimney into the kitchen of a home near that building on West 7th Street and Maple Avenue. Water entered the home. Elsewhere in Lansdale, a utility pole was snapped at the West 5th Street Park and a large pine tree was knocked down on North Line Street. In Montgomery Township, about 25 homes suffered wind damage in the Weathersfield Development. Homes on Beacon Court, Essex Court and August Lane bore the brunt of the wind damage. The homes suffered siding and roof shingle damage. Whole trees were knocked down and damaged some vehicles. One home had its windows blown out.

Thunderstorm Wind in LEHIGH, PENNSYLVANIA
From 29-MAR-09 17:00:00 to 29-MAR-09 17:01:00 (EST-5)
Location: MACUNGIE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm knocked down about a dozen large trees in the Emmaus Community Park. Some of the trees were about 60 feet tall. Picnic tables in the park were also tossed. Buildings near Indian Creek Road suffered wind damage. The roof was ripped off from a barn, metal was pulled away from a shed and the slate from another roof was scattered.

Hail in BERKS, PENNSYLVANIA
From 29-MAR-09 16:22:00 to 29-MAR-09 16:25:00 (EST-5)
Location: BLANDON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel to quarter size fell from Blandon in Maiden Creek Township east through Fleetwood Borough.

Hail in BERKS, PENNSYLVANIA
From 29-MAR-09 16:40:00 to 29-MAR-09 16:40:00 (EST-5)
Location: HANCOCK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm dropped quarter size in Longswamp Township.

Hail in DELAWARE, PENNSYLVANIA
From 29-MAR-09 17:28:00 to 29-MAR-09 17:40:00 (EST-5)
Location: BOOTHWYN
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Severe thunderstorms dropped large hail across several municipalities in Delaware County. The largest reported hail was golf ball size in Media Borough. Quarter size hail was reported in Lansdowne Borough. In Clifton Heights Borough, penny size hail covered the ground. Dime to penny size hail were reported in both Boothwyn (Upper Chichester Township) and Concord Township. Dime size hail fell in Drexel Hill (Upper Darby Township) and Parkside Borough.

Thunderstorm Wind in DELAWARE, PENNSYLVANIA
From 29-MAR-09 17:40:00 to 29-MAR-09 17:40:00 (EST-5)
Location: DREXEL HILL
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm pulled down large tree limbs and wires in Upper Darby Township. Half inch hail also fell from the severe thunderstorm.

Hail in MONTGOMERY, PENNSYLVANIA
From 29-MAR-09 17:57:00 to 29-MAR-09 17:57:00 (EST-5)
Location: WYNCOTE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Nickel size hail fell in Wyncote (Cheltenham Township).

Hail in PHILADELPHIA, PENNSYLVANIA
From 29-MAR-09 18:00:00 to 29-MAR-09 18:00:00 (EST-5)
Location: TORRESDALE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golf ball size hail was reported by a Skywarn spotter in the northeast section of Philadelphia. Northeast Philadelphia airport also had a measured wind gust of 47 mph. Dime size hail was also reported in Center City Philadelphia.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 29-MAR-09 16:05:00 to 29-MAR-09 16:05:00 (EST-5)
Location: VINEMONT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm ripped the roof off a shed in Vinemont (Spring Township).

Hail in CARBON, PENNSYLVANIA
From 29-MAR-09 16:15:00 to 29-MAR-09 16:20:00 (EST-5)
Location: LANSFORD
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A severe thunderstorm dropped ping pong ball size hail in Nesquehoning and nickel size hail in Summit Hill. Travel on U.S. Route 209 became hazardous in Nesquehoning because of the hail. Large hail was also reported in Lehighton.

Hail in CARBON, PENNSYLVANIA
From 29-MAR-09 16:35:00 to 29-MAR-09 16:35:00 (EST-5)
Location: JIM THORPE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A second severe thunderstorm dropped nickel size hail in Jim Thorpe.

Hail in LEHIGH, PENNSYLVANIA
From 29-MAR-09 16:50:00 to 29-MAR-09 16:50:00 (EST-5)
Location: CATASAUQUA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail fell in Catasauqua Borough.

Hail in BUCKS, PENNSYLVANIA
From 29-MAR-09 17:15:00 to 29-MAR-09 17:15:00 (EST-5)
Location: QUAKERTOWN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A Skywarn spotter reported nickel size hail in Quakertown.

Hail in NORTHAMPTON, PENNSYLVANIA
From 29-MAR-09 17:20:00 to 29-MAR-09 17:20:00 (EST-5)
Location: COFFEETOWN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel to quarter size hail fell over the higher terrain of Williams Township. Nickel size hail also fell in Easton.

Hail in MONTGOMERY, PENNSYLVANIA
From 29-MAR-09 17:05:00 to 29-MAR-09 17:05:00 (EST-5)
Location: PENNSBURG
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail fell in Pennsburg Borough and also accumulated to around an inch on the ground.

Thunderstorm Wind in BERKS, PENNSYLVANIA
From 29-MAR-09 16:30:00 to 29-MAR-09 16:30:00 (EST-5)
Location: LENHARTSVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

A severe thunderstorm tore down a pole in Lenhartsville (Greenwich Township). About 200 of the 500 Metropolitan Edison outages in Berks County occurred in this area. Power was totally restored at about 4 a.m. EDT on the 30th.

Hail in LEHIGH, PENNSYLVANIA
From 29-MAR-09 16:55:00 to 29-MAR-09 16:56:00 (EST-5)
Location: EAST TEXAS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel size hail fell in East Texas (Lower Macungie Township) and in Allentown. The hail that fell in Allentown started to accumulate on the ground.