Weather Alert WatchOfficial-source alert index
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Ended official alertUpdated

Severe Thunderstorm Warning for Allegheny, PA; Armstrong, PA; Butler, PA

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 550 PM EDT, a severe thunderstorm was located over Sarver, or 11 miles southwest of Kittanning, moving northeast at 30 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Public reported trees down in Wexford. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Butler, Harrison...

What the bulletin says to do

Seek shelter inside a well-built structure and stay away from windows. This storm has produced damaging winds. Continuous cloud to ground lightning is occurring with this storm. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning.

Read official NWS bulletin

Full official description

Bulletin details

At 550 PM EDT, a severe thunderstorm was located over Sarver, or 11 miles southwest of Kittanning, moving northeast at 30 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Public reported trees down in Wexford. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Butler, Harrison Township, Homeacre-Lyndora, Shanor-Northvue, Meridian, Meadowood, Oak Hills, Sarver, Freeport, Saxonburg, Russellton, Nixon, Curtisville, East Butler and Crooked Creek Lake Park.

Lifecycle record

Official revisions

4 captured
  1. Update

    Severe Thunderstorm Warning issued August 22 at 5:50PM EDT until August 22 at 6:00PM EDT by NWS Pittsburgh PA

    Official revision
  2. Update

    Severe Thunderstorm Warning issued August 22 at 5:44PM EDT until August 22 at 6:00PM EDT by NWS Pittsburgh PA

    Official revision
  3. Update

    Severe Thunderstorm Warning issued August 22 at 5:37PM EDT until August 22 at 6:00PM EDT by NWS Pittsburgh PA

    Official revision
  4. Alert

    Severe Thunderstorm Warning issued August 22 at 5:19PM EDT until August 22 at 6:00PM EDT by NWS Pittsburgh PA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Pittsburgh PA. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections