NWS Mount Holly NJFL.W 0006October 12, 2026
Flood Warning: Delaware County, PA
The National Weather Service office in Mount Holly issued a flood warning for Delaware County in Pennsylvania, in force until 8:00 p.m. local time on October 12. It was the 6th river flood warning the NWS office in Mount Holly issued in 2026. Pennsylvania had 4 flood warnings in October 2026, against 7 in an average October of 2008-2025 (Pennsylvania's flood warnings by year).
Warning
In force for 15 hours
The notice
- Issued by
- National Weather Service, Mount Holly NJ
- Area
- Delaware County
- State
- Pennsylvania
- Level
- Warning
- Issued
- 5:03 a.m. EDT, October 12, 2026
- Expires
- 8:00 p.m. EDT, October 12, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Expected
- VTEC event
- KPHI FL.W 0006
- Official source
- National Weather Service: the notice at its source
Flood Warnings in Pennsylvania since 2008Every warning type in Pennsylvania
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
...The National Weather Service in Mount Holly has issued a Flood Warning for the following rivers in Pennsylvania... Chester Creek Near Chester affecting Delaware County. For the Chester Creek...including Chester...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Chester Creek near Chester. * WHEN...From early this morning to this evening. * IMPACTS...At 10.5 feet, Flood damage, adjacent to the creek, begins in the city of Chester. * ADDITIONAL DETAILS... - At 4:47 AM EDT Monday the stage was 8.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 4:47 AM EDT Monday was 8.4 feet. - Forecast...The river is expected to rise to a crest of 9.3 feet this morning. It will then fall below flood stage this afternoon. - Flood stage is 8.0 feet. - Flood History...This crest compares to a previous crest of 9.4 feet on 01/25/2020. - http://www.weather.gov/safety/flood
What the agency told people to do
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. Additional information is available at www.weather.gov/phi. The next statement will be issued this evening by 800 PM EDT.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.