PENNSYLVANIA EST/EDT · 67 COUNTIES · NWS OFFICIAL Regions Severe Heat Climate About Almanac Garden
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Weather & Climate · The Keystone State
The Definitive Pennsylvania Weather Portal

Every forecast in Pennsylvania,
highway-clear.

Official National Weather Service forecasts, lake-effect snow, river flooding and ridge-top conditions — for all 67 Pennsylvania counties, from the Delaware and Philadelphia west along the Turnpike over the Allegheny Front to Pittsburgh, and north to Erie.

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Pennsylvania Interstates Shields Major Cities
67
Counties
12.96M
People
3,213 ft
Mount Davis
Dec–Mar
Snow Season

Pennsylvania Right Now

Services · Live conditions

Live Satellite & Radar

Imagery · squall.cloud
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Regions of Pennsylvania

Guide · 8 zones
Metro · I-76/95
Philadelphia & the Delaware Valley
Philadelphia · Bensalem · Norristown
Zone · I-78
The Lehigh Valley & the Coal Region
Allentown · Bethlehem · Reading
Zone · I-81/84
Northeast Pennsylvania
Scranton · Wilkes-Barre · Stroudsburg
Metro · I-81/83
Harrisburg & Dutch Country
Harrisburg · Lancaster · York
Zone · I-80/180
The West Branch & Northern Tier
Williamsport · State College · Wellsboro
Zone · I-99/76
The Alleghenies
Altoona · Johnstown · Somerset
Zone · I-79/90
Erie & the PA Wilds
Erie · Meadville · Bradford
Metro · I-79/376
Pittsburgh & the Southwest
Pittsburgh · Monroeville · Greensburg

The Pennsylvania Weather Story

Alerts & Climate
Services · Nov–Mar
Snow & Lake-Effect
Erie's hundred inches, the Laurel Highlands and the Poconos, and every warning the NWS has out right now.
Warning
The Rivers & Flooding Soon
Agnes on the Susquehanna, Johnstown in 1889 and 1977, and what Ida left on the Schuylkill in 2021.
Warning · May–Aug
Severe & Tornado Live
Summer squall lines down the Turnpike and the tornado outbreak Ida's remnants put over the southeast.
Warning · Aug–Oct
Tropical Remnants Soon
Agnes, Ivan, Lee and Ida — the storms that arrive here with no wind left and all of the water.
Recreation
The Alleghenies & the Poconos Soon
Mount Davis, the Allegheny Front and the Water Gap — ridge-top temperatures, ice and the passes.
Guide
Climate & Records
Normals, records and long-term trends for all 67 counties.

Weather Along the Interstates

Guide · Drive smart
Interstate
I-76
Ohio → Pittsburgh → the Turnpike → Harrisburg → Valley Forge → Philadelphia
Interstate
I-80
Ohio → Clarion → DuBois → Bellefonte → Bloomsburg → the Water Gap → New Jersey
Interstate
I-81
Maryland → Chambersburg → Harrisburg → Wilkes-Barre → Scranton → New York
Interstate
I-79
West Virginia → Pittsburgh → Meadville → Erie
Interstate
I-78
Harrisburg → Allentown → Easton → New Jersey
Interstate
I-83
Maryland → York → Harrisburg
Interstate
I-84
Scranton → the Poconos → New York
Interstate
I-90
Ohio → Erie → New York
Interstate
I-95
Delaware → Philadelphia → Bristol → New Jersey
Interstate
I-99
Bedford → Altoona → State College
Interstate
I-180
Williamsport → Lock Haven
Interstate
I-276
the Pennsylvania Turnpike, Valley Forge → Bristol
Interstate
I-376
the Parkway East and West through Pittsburgh
Interstate
I-476
the Blue Route and the Northeast Extension, Chester → Scranton
Interstate
I-676
the Vine Street Expressway, Philadelphia