The National Weather Service issued a flood warning for Beaver County at 8:32 P.M. that will last until 2:30 A.M. Friday.  Flooding of rivers, creeks, streams and other low lying locations is imminent or occurring.  Any release of the ice jam could result in sudden rises of water, leading to a rapid flooding situation.

...FLOOD WARNING FOR AN ICE JAM IN EFFECT UNTIL 230 AM EST FRIDAY...

* WHAT...Flooding caused by an ice jam is expected.

* WHERE...Portions of west central and western Pennsylvania,
  including the following counties, in west central Pennsylvania,
  Butler. In western Pennsylvania, Beaver and Lawrence.

* WHEN...Until 230 AM EST.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring. Depending on
  ice behavior, any release of the ice jam could result in sudden
  rises of water, leading to a rapid flooding situation.

* ADDITIONAL DETAILS...
  - At 832 PM EST, emergency management reported an ice jam near
    the warned area. Flooding is ongoing or expected to begin
    shortly. Between 0.5 and 1.2 inches of rain have fallen.
  - Additional rainfall amounts of 0.2 to 0.5 inches are possible
    in the warned area.
  - Some locations that will experience flooding include...
    Ellport, Harlansburg, McConnells Mill and Rose Point Park.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.