Severe Thunderstorm Warning Issued for Clarion, Forest, and Jefferson Counties in Pennsylvania

Source: NOAA · West Central Pennsylvania

According to the U.S. Census Bureau's American Community Survey (ACS) 5-year estimates, the CDC PLACES population-level health analysis, and the CMS Hospital Compare quality data, Areazine publishes editorial articles drawing on more than 19,000 U.S. city profiles. See our methodology for full source attribution and refresh cadence.

The National Weather Service has issued a Severe Thunderstorm Warning for parts of west central and northwestern Pennsylvania until 5:45 PM EST, citing 60 mph wind gusts and small hail.

What this NWS weather alert tells you, and what most readers miss

This notice was issued by NOAA on March 14, 2026 and geographically references West Central Pennsylvania. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Severe Thunderstorm Warning, Pennsylvania) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The National Weather Service in Pittsburgh has issued a Severe Thunderstorm Warning for portions of northwestern and west central Pennsylvania. The alert was issued at 4:41 PM EST and remains in effect until 5:45 PM EST on March 7, 2026.

Affected Areas

The warning impacts the following geographic regions:

  • Southeastern Forest County in northwestern Pennsylvania
  • Clarion County in west central Pennsylvania
  • Jefferson County in west central Pennsylvania

Specific locations expected to be impacted include Clarion, Brookville, Marienville, Knox, Reynoldsville, Brockway, Falls Creek, Sligo, Strattanville, Summerville, Limestone, Shippenville, Corsica, Sigel, Fisher, Leeper, Clarington, Clear Creek State Park, Cook Forest State Park, and Knox-Dale.

What You Should Do

Residents within the warning area are advised to seek shelter immediately inside a well-built structure. It is critical to stay away from windows, as the storm is capable of producing damaging winds.

Expected Conditions

As of 4:41 PM EST, radar indicated a severe thunderstorm located 6 miles southwest of Brookville, moving east at 50 mph. The following hazards are expected:

  • Wind: Gusts reaching up to 60 mph.
  • Hail: Small hail is possible.
  • Impact: Residents should expect damage to roofs, siding, and trees due to high wind speeds.

Timeline

The Severe Thunderstorm Warning is active until 5:45 PM EST. Additionally, a Tornado Watch remains in effect for portions of northwest and west central Pennsylvania until 8:00 PM EST.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Severe Thunderstorm Warning for parts of west central and northwestern Pennsylvania until 5:45 PM EST, citing 60 mph wind gusts and small hail.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects West Central Pennsylvania. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.