Flash Flood Warning for Bucks, PA; Montgomery, PA; Philadelphia, PA
Official alert fields
What you need to know
- Applies to
- Bucks, Montgomery, Philadelphia
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
At 324 AM EDT, Doppler radar indicated heavy rain across the warned area. 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 or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar....
What the bulletin says to do
Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Full official description
Bulletin details
At 324 AM EDT, Doppler radar indicated heavy rain across the warned area. 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 or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar. IMPACT...Flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other drainage and low lying areas. Some locations that may experience flash flooding include... Philadelphia, Norristown, Lansdale, West Norriton, East Norriton, Doylestown, Hatboro, Souderton, Ambler, Collegeville, Jenkintown and Chalfont. This includes the following highways... Northeast Extension between mile markers 21 and 35. Pennsylvania Turnpike between mile markers 334 and 352.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Update
Flash Flood Warning issued August 17 at 3:24AM EDT until August 17 at 6:00AM EDT by NWS Mount Holly NJ
Official revision - Alert
Flash Flood Warning issued August 17 at 1:57AM EDT until August 17 at 6:00AM EDT by NWS Mount Holly NJ
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Mount Holly NJ. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Update
- Last collected