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Active official alertUpdated

Flash Flood Warning for Allegheny, PA; Washington, PA; Westmoreland, PA

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

At 742 PM EDT, the public reported thunderstorms producing heavy rain across the warned area. Water over roadways has been observed. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing. HAZARD...Flash flooding caused by...

What the bulletin says to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.

Full official description

Bulletin details

At 742 PM EDT, the public reported thunderstorms producing heavy rain across the warned area. Water over roadways has been observed. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Public reported. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Pittsburgh, Penn Hills, Mount Lebanon, Bethel Park, Monroeville, McMurray, McKeesport, Canonsburg, Gastonville, Plum, West Mifflin, Baldwin, Upper St. Clair, Scott Township, Wilkinsburg, Whitehall, South Park Township and New Kensington.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

2 captured
  1. Update

    Flash Flood Warning issued August 5 at 7:42PM EDT until August 5 at 10:00PM EDT by NWS Pittsburgh PA

    Official revision
  2. Alert

    Flash Flood Warning issued August 5 at 6:53PM EDT until August 5 at 10:00PM 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