Station Name: Delaware River at Fort Mifflin at Philadelphia, PA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet / 0 meters

Nearest Address:
Fort Mifflin Road
Philadelphia, PA 19153
Philadelphia County

GPS Coordinates: 39.8792798, -75.20268029

Nearby Water Temperatures

Coastal Flood Advisory issued October 29 at 3:46PM EDT until October 30 at 8:00PM EDT by NWS Mount Holly NJ

Effective: Wed October 29, 2025, 3:46 PM
Expires: Thu October 30, 2025, 5:30 AM

* WHAT...Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...In Delaware, New Castle. In New Jersey, Salem. * WHEN...From 3 PM to 8 PM EDT Thursday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Wind Advisory issued October 29 at 2:08PM EDT until October 30 at 5:00PM EDT by NWS Mount Holly NJ

Effective: Wed October 29, 2025, 2:08 PM
Expires: Thu October 30, 2025, 3:15 AM

* WHAT...East winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Eastern Monmouth, Western Monmouth, Coastal Ocean, Ocean, and Southeastern Burlington Counties. * WHEN...From 6 AM to 5 PM EDT Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.

Coastal Flood Advisory issued October 29 at 3:46PM EDT until October 30 at 8:00PM EDT by NWS Mount Holly NJ

Effective: Wed October 29, 2025, 3:46 PM
Expires: Thu October 30, 2025, 5:30 AM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Ocean, Atlantic, Coastal Atlantic, Coastal Ocean and Southeastern Burlington. * WHEN...Until 8 PM EDT Thursday. * IMPACTS...At this level, flooding begins on the most vulnerable roads in coastal and bayside communities, and along inland tidal waterways. Some partial or full road closures are possible. * ADDITIONAL DETAILS...Spotty moderate flooding is possible in the back bays of Barnegat Bay in New Jersey with Thursday evening's high tide cycle.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Coastal Flood Advisory issued October 29 at 3:46PM EDT until October 30 at 8:00PM EDT by NWS Mount Holly NJ

Effective: Wed October 29, 2025, 3:46 PM
Expires: Thu October 30, 2025, 5:30 AM

* WHAT...Up to one foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...Cumberland. * WHEN...From 1 PM to 8 PM EDT Thursday. * IMPACTS...At this level, flooding begins on the most vulnerable roads in coastal and bayside communities, and along inland tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.

Wind Advisory issued October 29 at 2:08PM EDT until October 30 at 3:00PM EDT by NWS Mount Holly NJ

Effective: Wed October 29, 2025, 2:08 PM
Expires: Thu October 30, 2025, 3:15 AM

* WHAT...East winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Atlantic, Atlantic Coastal Cape May, Cape May, and Coastal Atlantic Counties. * WHEN...From 4 AM to 3 PM EDT Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.