Flood Warning for Washington, Canonsburg Areas
If you are in immediate danger, call emergency services now.
For real-time, official alerts and instructions for your exact location, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia) as applicable. This article is a data summary, not a substitute for the issuing agency's live warning.
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Flood Warning is in effect until 4 PM EDT Sunday for southwestern Allegheny and Washington counties in Pennsylvania and Ohio County in West Virginia.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- Southwestern Pennsylvania and Northern West Virginia
- Issued
- September 20, 2026
- Issuing authority
- NWS Pittsburgh PA
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Flood Warning issued by NWS Pittsburgh PA effective from September 20, 2026 at 1:17 PM EDT until September 20, 2026 at 4:00 PM EDT.
Affected Areas
Southwestern Allegheny County in southwestern Pennsylvania, Central Washington County in southwestern Pennsylvania, and Ohio County in northern West Virginia. Specific locations include Washington, Canonsburg, Avella, Wolfdale, McGovern, Bentleyville, East Washington, New Eagle, Baidland, Houston, Ellsworth, Claysville, Deemston, Eighty Four, Cokeburg, Hickory, Beallsville and West Alexander.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Expected Conditions
Flooding caused by excessive rainfall is expected. Between 1.5 and 2.5 inches of rain have fallen. Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring.
Timeline
The alert is effective from September 20, 2026 at 1:17 PM EDT until September 20, 2026 at 4:00 PM EDT.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Comparable nationwide notices (length or severity timing) 8
Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,029 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 20, 2026.
Common Questions
What people usually ask about a notice like this one.