Severe Thunderstorm Warning Issued for Adams, Dauphin, Lancaster, York Counties PA
This alert is no longer in effect.
NOAA issued it on August 10, 2026, 13 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS State College PA has issued a Severe Thunderstorm Warning for south central Pennsylvania counties until 9:30 AM EDT.
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- Record type
- Severe Thunderstorm Warning
- Affected area
- South Central Pennsylvania
- Issued
- August 10, 2026
- Issuing authority
- NWS State College PA
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 13 days ago; use the issuing agency's live warning service for current conditions in South Central Pennsylvania.
Alert Details
Severe Thunderstorm Warning issued by NWS State College PA. Effective from August 10, 2026 at 8:51 AM EDT until August 10, 2026 at 9:30 AM EDT. Severity: Severe. Urgency: Immediate. Certainty: Observed.
Affected Areas
Adams County (southeastern), Dauphin County (southeastern), Lancaster County (central), and York County in south central Pennsylvania. Locations impacted include Lancaster, York, Hanover, Ephrata, Weigelstown, Elizabethtown, Columbia, Lititz, Millersville, Willow Street, Mount Joy, and Parkville. Includes Pennsylvania Turnpike mile markers 252 to 259 and Interstate 83 mile markers 1 to 29.
What You Should Do
Stay inside a well built structure and keep away from windows. Do not drive your vehicle through flooded roadways.
Expected Conditions
At 8:51 AM EDT, severe thunderstorms located along a line from Royalton to North York to Hanover, moving east at 40 mph. Hazard: 60 mph wind gusts. Very heavy rainfall occurring, which may lead to flash flooding. Impact: Expect damage to roofs, siding, and trees. Hail up to 0.75 inches radar indicated.
Timeline
Alert effective August 10, 2026 at 8:51 AM EDT and expires August 10, 2026 at 9:30 AM EDT.
Original source: NOAA Official Notice ↗
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
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Similar severity timing
Same severity (high) notices issued closest in time to August 10, 2026.
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