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NWS Mt Holly Weather Briefing Page

"Working Toward a Weather-Ready Nation"

Suggestions for improvement are welcome.

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Emergency Managers Severe
Extended Forecasts Space Weather Fire Weather and Drought
Snow and Ice
Winter DSS
Hurricanes and Tropical Marine Weather Radar and
Climate Data Maps and
Safety and
NWS Mt Holly Tropical Cyclone Impact Graphics
Available Only When a Storm Threatens the Mid Atlantic Region Within 2-3 Days

Wind Impact

Storm Surge Impact

Inland Flooding Impact

Tornado Impact
NOAA Tropical Satellite Imagery
Visible Imagery
Western Atlantic

Single Image / Loop
Central Atlantic

Single Image / Loop
Tropical Atlantic 

Single Image / Loop
Infrared Imagery
Western Atlantic

Single Image / Loop
Central Atlantic

Single Image / Loop
Tropical Atlantic

Single Image / Loop



Extra-Tropical Storm Surge Guidance

North Atlantic Sector      Mid-Atlantic Sector        Delaware Bay              Chesapeake Bay             New York Harbor


Tide Predictions

Philadelphia, PA/Mt. Holly, NJ WFO area

Upton, NY WFO area

Wakefield. MD WFO area


Hydrology  Top of page

Daily river forecast and statements for the WFO PHI hydrologic service area

Mid-Atlantic River Forecast Center (MARFC)

Weather Prediction Center Rainfall Forecasts


Advanced Hydrologic
Prediction Services (AHPS)
Advanced Hydrologic Prediction Services
Lower Delaware 
Lower Delaware River

Upper Delaware 
Upper Delaware River



MARFC's Rainfall Forecast

Severe Weather  Top of page 

  Current Warnings:
   –  Delaware
   –  Maryland
   –  New Jersey
   –  Pennsylvania

Storm Prediction Center Homepage

Tropical Cyclone Potential Impacts (TCI) Website


Watch/Warning/Adviosory Map
Convective Watches
Current Convective Watches Map
Mesoscale Discussions
Storm Prediction Center Mesoscale Discussion Graphic


Convective Outlooks  Top of page 

Day 1 Outlook
Day 1 Convective Outlook Map
Day 2 Outlook
Day 2 Convective Outlook Map
Day 3 Outlook(experimental)
Experimental Day 3 Convective Outlook Map



Updated August 28, 2014