Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 307, NWS State College, PA

September 2, 2026Warren County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Sep 2, 2026, 7:06 AM EDT for Warren County, Pennsylvania. It was in force for 69 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 2, 2026, 7:06 AM EDT (11:06 UTC)
Expired
Sep 2, 2026, 8:15 AM EDT
In force
69 min
Issued by
NWS State College, PA
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

County Warren County, PA

The radar

The Buffalo radar (KBUF), 134 km from the middle of the area, began a volume at 11:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 11.1 hours before the alert went out and 133 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 00:00Z on 2026-09-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2126 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 00:00Z on 2026-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2126 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
808 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.4
Supercell composite
1.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 2, 7:02 AM EDT, 4 minutes earlier.

Area forecast discussion, Sep 2, 7:02 AM EDT, 4 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Sep 2, 4:30 AM EDT, 2 hours 36 minutes before
Hazardous Weather Outlook
National Weather Service State College PA
430 AM EDT Wed Sep 2 2026

PAZ026>028-035-036-056-057-059-063>066-030830-
Huntingdon-Mifflin-Juniata-Fulton-Franklin-Perry-Dauphin-Lebanon-
Cumberland-Adams-York-Lancaster-
430 AM EDT Wed Sep 2 2026

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT THURSDAY...

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...Today and tonight.

Multiple rounds of strong to severe thunderstorms with strong winds,
large hail, and heavy rainfall are possible today and tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Please listen to NOAA Weather Radio or go to
weather.gov/StateCollege on the internet for more
information about the following hazards.

   Heat Advisory.

Strong to severe thunderstorms with strong winds and heavy rainfall
are possible again on Thursday. Heat index values will range from the
upper 90s to the low 100s Thursday afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

PAZ017>019-024-025-033-034-049-050-052-058-030830-
Clearfield-Northern Centre-Southern Centre-Cambria-Blair-Somerset-
Bedford-Union-Snyder-Northumberland-Schuylkill-
430 AM EDT Wed Sep 2 2026

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...Today and tonight.

Multiple rounds of strong to severe thunderstorms with strong winds,
large hail, and heavy rainfall are possible today and tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Strong to severe thunderstorms with strong winds and heavy rainfall
are possible again on Thursday.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

PAZ004>006-010>012-037-041-042-045-046-051-053-030830-
Warren-McKean-Potter-Elk-Cameron-Northern Clinton-Tioga-
Northern Lycoming-Sullivan-Southern Clinton-Southern Lycoming-
Montour-Columbia-
430 AM EDT Wed Sep 2 2026

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...Today and tonight.

Multiple rounds of strong to severe thunderstorms with strong winds,
large hail, and heavy rainfall are possible today and tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report significant hazardous weather.

Colbert

In the hours before

Special weather statement, Sep 2, 6:22 AM EDT, 44 minutes before
Special Weather Statement
National Weather Service State College PA
622 AM EDT Wed Sep 2 2026

PAZ004>006-010-011-017-021430-
Warren-McKean-Potter-Elk-Cameron-Clearfield-
622 AM EDT Wed Sep 2 2026

...STRONG THUNDERSTORMS WILL IMPACT THE NORTHWEST MOUNTAINS DURING
THE PRIME COMMUTING HOURS THIS MORNING ...

Strong thunderstorms moving southeast across the area will create
* Wind gusts up to 50 mph.
* Hail up to half inch in diameter.
* Very heavy rainfall of 1 to 2 inches could lead to localized
  flash flooding.

* Near continuous lightning.

The storms will cross Warren County between 645 AM and 8AM before
tracking further southeast at 30 to 35 mph across McKean and Elk
Counties between 8 and 9 AM. The storms will reach a line from
Near Clearfield to Driftwood around 930 AM.

If outdoors, consider seeking shelter inside a building.

The storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from your National Weather Service.

Lambert

The office that day

Everything else NWS State College, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 1, 10:12 PM EDTSpecial Weather StatementCTPYork33 min
Sep 2, 3:35 AM EDTHeat AdvisoryCTPAdams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 6 more40 hr
Sep 2, 7:51 AM EDTTornado WarningCTPWarren24 min
Sep 2, 8:10 AM EDTSevere Thunderstorm WarningCTPCameron, Elk, McKean, Warren80 min
Sep 2, 8:38 AM EDTTornado WarningCTPElk, McKean37 min
Sep 2, 8:51 AM EDTSevere Thunderstorm Warning Considerable damage threatCTPCameron, Clearfield, Elk39 min
Sep 2, 9:03 AM EDTSevere Thunderstorm WarningCTPCameron, Elk42 min
Sep 2, 9:25 AM EDTSevere Thunderstorm WarningCTPCameron, Centre, Clearfield, Clinton, Elk50 min
Sep 2, 9:41 AM EDTSevere Thunderstorm WarningCTPBlair, Cambria, Centre, Clearfield49 min
Sep 2, 10:06 AM EDTSevere Thunderstorm WarningCTPCentre, Clinton, Mifflin39 min
Sep 2, 10:20 AM EDTSevere Thunderstorm WarningCTPBlair, Huntingdon, Juniata, Mifflin40 min
Sep 2, 10:33 AM EDTSevere Thunderstorm WarningCTPBlair, Cambria, Huntingdon42 min
Sep 2, 10:39 AM EDTSpecial Weather StatementCTPSnyder, Union51 min
Sep 2, 10:48 AM EDTSevere Thunderstorm WarningCTPCumberland, Juniata, Mifflin, Perry42 min
Sep 2, 11:02 AM EDTSevere Thunderstorm WarningCTPBedford, Blair, Cambria, Cumberland, Franklin, Fulton and 5 more43 min
Sep 2, 11:09 AM EDTSevere Thunderstorm WarningCTPDauphin, Perry51 min
Sep 2, 11:24 AM EDTSevere Thunderstorm WarningCTPAdams, Cumberland, Dauphin, Lancaster, Perry, York51 min
Sep 2, 11:39 AM EDTSevere Thunderstorm WarningCTPAdams, Bedford, Cambria, Cumberland, Franklin, Fulton and 2 more51 min
Sep 2, 11:49 AM EDTSevere Thunderstorm WarningCTPDauphin, Lancaster, Lebanon, Schuylkill, York56 min
Sep 2, 12:12 PM EDTSevere Thunderstorm WarningCTPLancaster, Lebanon, York33 min
Sep 2, 12:25 PM EDTSpecial Weather StatementCTPFulton50 min
Sep 2, 12:43 PM EDTSevere Thunderstorm WarningCTPLancaster, York32 min
Sep 2, 5:24 PM EDTSpecial Weather StatementCTPBedford36 min
Sep 2, 5:42 PM EDTSevere Thunderstorm WarningCTPBedford, Fulton48 min
Sep 2, 6:37 PM EDTSevere Thunderstorm WarningCTPBedford, Fulton38 min
Sep 2, 7:14 PM EDTSevere Thunderstorm WarningCTPFranklin, Fulton46 min
Sep 2, 7:32 PM EDTSevere Thunderstorm WarningCTPCameron, Elk, McKean, Potter43 min
Sep 2, 7:49 PM EDTSevere Thunderstorm WarningCTPCentre, Clinton41 min
Sep 2, 7:56 PM EDTTornado WarningCTPTioga34 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2026Every severe thunderstorm warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.