New event. Flash Flood Watch from 9/23/2021 2:00 PM to 9/24/2021 8:00 AM EDT for Southern PA. More information.
Interactive NWS Alert
Radar valid at 800 am EDT, Sep 24th 2021
Chester-Eastern Chester-Western Montgomery-Eastern Montgomery-Upper
Including the cities of Media, Lansdale, Honey Brook, Jim Thorpe,
West Chester, Allentown, Morrisville, Philadelphia, Doylestown,
Collegeville, Chalfont, Pottstown, Bethlehem, Stroudsburg, Oxford,
Perkasie, Reading, Kennett Square, Easton, and Norristown
324 AM EDT Wed Sep 22 2021
...FLASH FLOOD WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
The National Weather Service in Mount Holly has issued a
* Flash Flood Watch for portions of east central Pennsylvania...
northeast Pennsylvania...and southeast Pennsylvania...including
the following areas...in east central Pennsylvania...Berks,
Lehigh, and Northampton. In northeast Pennsylvania...Carbon and
Monroe. In southeast Pennsylvania...Delaware, Eastern Chester,
Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks,
Western Chester, and Western Montgomery.
* From Thursday afternoon through Friday morning.
* Showers and thunderstorms will develop ahead of and with the
passage of a cold front Thursday afternoon through late Thursday
night. Rain will be heavy at times. Widespread rainfall totals
will range from 2 to 3 inches with locally higher amounts.
* Flash flooding is possible during this time.
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
iNWS is an experimental service intended for NWS core partners,
including emergency managers, community leaders and other government