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Advanced Hydrologic Prediction Service

  

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Over 200 USGS real-time streamgages used to support NWS river forecasts and warnings are at risk of being discontinued. Click here for more information from the USGS...


NOTE: Gauge readings may be delayed or temporarily unavailable due to satellite communication issues.

ALERT!! A Flood Warning is in effect for portions of the area. View all valid statements/warnings or choose a specific point or river to get the details for that location.

Weather Forecast Office Philadelphia/Mount Holly, NJ

River Observations River Forecasts Experimental
Long-Range Flood Risk		 Precipitation Download
305 total gauges 1 gauge in flood Permalink Bookmark and Share
Hydrograph Available
Probability and Hydrograph Available
Major Flooding
Moderate Flooding
Minor Flooding
Near Flood Stage
No Flooding
Observation More Than 24 Hours Old
Out of Service

Last map update: 05/24/2013 at 04:55:33 am EDT
05/24/2013 08:55:33 UTC

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Additional USGS river gages can be found at the following Water Science Center links.

New Jersey
Pennsylvania
Delaware
Maryland

Additional water and weather forecasts can be found at the following Middle Atlantic River Forecast Center links.

72 Hour Precipitation Forecasts Used to Produce Hydrologic Forecasts

Amount of Rain Needed to Produce River Flooding Across Select Fast Responding Basins

New Jersey
Pennsylvania

Amount of Rain Needed to Produce Flash Flooding

1 Hour Rainfall
3 Hour Rainfall
6 Hour Rainfall

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Philadelphia/Mount Holly Weather Forecast Office
732 Woodlane Road
Mount Holly, NJ 08060-9615
(609) 261-6600
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Page last modified: 18-Mar-2013 6:53 PM 		Disclaimer
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