A flash flood watch is in effect for our area until 10:00 PM today (Friday, June 13, 2014).
The National Weather Service in State College has issued a flash flood watch for the portion of central Pennsylvania; including the areas and counties of Schuylkill, Adams, Columbia, Cumberland, Dauphin, Franklin, Juniata, Lancaster, Lebanon, Montour, Northumberland, Perry, Snyder, Southern Lycoming, Sullivan, Union and York.

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The advisory reads:

… FLASH FLOOD WATCH IN EFFECT UNTIL 10 PM EDT THIS EVENING…

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A

* FLASH FLOOD WATCH FOR A PORTION OF CENTRAL PENNSYLVANIA… INCLUDING THE FOLLOWING AREAS… ADAMS… COLUMBIA… CUMBERLAND… DAUPHIN… FRANKLIN… JUNIATA… LANCASTER… LEBANON… MONTOUR… NORTHUMBERLAND… PERRY… SCHUYLKILL… SNYDER… SOUTHERN LYCOMING… SULLIVAN… UNION AND YORK.

* UNTIL 10 PM EDT THIS EVENING

* PERIODS OF HEAVY RAIN ARE POSSIBLE THROUGH THIS EVENING WITH LOCALIZED RAIN RATES OF 1 INCH PER HOUR OR GREATER… SUPPORTING ISOLATED RAINFALL TOTALS OF 2 TO 3 INCHES OVER A SHORT DURATION. THIS COULD RESULT IN FLASH FLOODING ESPECIALLY IN URBAN AND POOR DRAINAGE AREAS.

* AREAS MOST SUSCEPTIBLE TO FLASH FLOODING ARE THOSE WHICH SAW LOCALLY HEAVY RAINFALL THURSDAY AFTERNOON AND OVERNIGHT. THESE AREAS INCLUDE BUT ARE NOT LIMITED TO CENTRAL LYCOMING… WESTERN UNION AND SNYDER… JUNIATA… CENTRAL PERRY AND CUMBERLAND… AND WESTERN ADAMS COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED.