Approaching Rain Storm Leads to Central PA Weather Service Advisories


STATE COLLEGE, PA – A massive Christmas Eve storm is predicted to bring massive amounts of rain to central Pennsylvania and as a result, the National Weather Service has issued a flood watch for Clinton and Centre counties through noon on Friday and a flood warning for Loyalsock Creek in Lycoming County on Friday.

Rain is predicted to begin around daybreak Thursday over Lock Haven and continue until around 3 a.m. Christmas Day, then turning to rain and snow before ending by 9 a.m. on Christmas Day as much colder air moves in.

The advisories, first for Clinton County:

Flood Watch from THU 10:00 AM EST until FRI 12:00 PM EST

Action Recommended
Avoid the subject event as per the instructions

Issued By
State College – PA, US, National Weather Service

Affected Area
Clinton County

Description
…FLOOD WATCH IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY MORNING… The National Weather Service in State College has expanded the Flood Watch to include a portion of central Pennsylvania, including the following areas, Bedford, Blair, Cameron, Fulton, Huntingdon, Mifflin, Northern Centre, Northern Clinton, Potter, Southern Centre and Southern Clinton. From Thursday morning through Friday morning The combination of heavy rain and melting snow will increase the risk of flooding on Christmas Eve into Christmas Day. Significant rises are expected on small streams and rivers. Urban and poor drainage flooding is more probable due to both storm drains that are clogged with piles of snow and to the briefly intense rainfall. PRECAUTIONARY/PREPAREDNESS ACTIONS… A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible flood warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Watch from THU 10:00 AM EST until FRI 12:00 PM EST

Action Recommended
Avoid the subject event as per the instructions

And for Lycoming County:

River Flood Warning from FRI 5:00 AM EST until FRI 11:26 PM EST1 of 2

Action Recommended

Avoid the subject event as per the instructions

Issued By
State College – PA, US, National Weather Service

Affected Area
Lycoming County

Description
The National Weather Service in State College has issued a Flood Warning for the Loyalsock Creek At Loyalsockville. From late Thursday night to Friday evening. At 4:30 PM EST Wednesday the stage was 1.5 feet. Flood stage is 12.0 feet. Minor flooding is forecast. Forecast…The creek is expected to rise above flood stage early Friday morning to a crest of 12.9 feet early Friday afternoon. It will then fall below flood stage Friday afternoon. Impact…At 8.0 feet, Water is on the bike path under Green Bridge at Montoursville. Impact…At 9.0 feet, Residents living adjacent to the creek are encouraged to monitor water levels for additional rises. The driveways of several homes are affected by high water. Impact…At 11.0 feet, High water prevents access to several homes adjacent to the creek. Impact…At 12.0 feet, Several residences are affected by high water levels. Impact…At 13.0 feet, Approximate level of the FEMA 10% Annual Chance Flood level (10-year flood). Several homes and the Loyalsock Game Farm are affected by high water levels. Impact…At 14.0 feet, Numerous homes adjacent to the creek are affected by high water levels.

More Information
…The National Weather Service in State College PA has issued a Flood Warning for the following rivers in Pennsylvania… Loyalsock Creek At Loyalsockville affecting Sullivan and Lycoming Counties. …Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Pennsylvania… Susquehanna River At Bloomsburg affecting Columbia County. .Heavy rainfall and melting snow Thursday and Thursday night will cause significant rises with minor to moderate flooding expected along portions of Loyalsock Creek starting on Friday and portions of the Mainstem Susquehanna River over the weekend. . For the Loyalsock Creek…including Loyalsockville…Minor flooding is forecast. For the Mainstem Susquehanna River…including Bloomsburg…Moderate flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS… Turn around, don’t drown when encountering flooded roads. Most flood deaths occur in vehicles. A Flood Warning means that flooding is imminent or occurring. All interested parties should take necessary precautions immediately.

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