Station Name: Marcus Hook
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -2 feet

Nearest Address:
Delaware River
Marcus Hook, PA 19061
Delaware County

GPS Coordinates: 39.811667, -75.409444

Nearby Water Temperatures

Cold Weather Advisory issued January 26 at 1:16AM EST until January 28 at 10:00AM EST by NWS Mount Holly NJ

Effective: Mon January 26, 2026, 1:16 AM
Expires: Mon January 26, 2026, 4:15 PM

* WHAT...Very cold wind chills between 0 and 10 degrees below zero. * WHERE...Portions of central, northern, and southern Delaware, northeast Maryland, central and southern New Jersey, and southeast Pennsylvania. * WHEN...From 7 PM this evening to 10 AM EST Wednesday. * IMPACTS...The cold wind chills as low as 10 below zero could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Extensions to the Cold Weather Advisory are expected and could be upgraded to an Extreme Cold Warning for Wednesday night and/or Thursday Night. Wind chills below zero at night are likely to continue into the weekend.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. If you do not have heat in your home or lack shelter, you can call 211 for assistance locating appropriate shelter from the cold.

Cold Weather Advisory issued January 26 at 1:16AM EST until January 28 at 10:00AM EST by NWS Mount Holly NJ

Effective: Mon January 26, 2026, 1:16 AM
Expires: Mon January 26, 2026, 4:15 PM

* WHAT...Very cold wind chills as between 5 and 10 degrees below zero expected. * WHERE...Portions of central, northern, and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...From 7 PM this evening to 10 AM EST Wednesday. * IMPACTS...The cold wind chills as low as 10 below zero could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Extensions to the Cold Weather Advisory are expected and could be upgraded to an Extreme Cold Warning for Wednesday night and/or Thursday Night. Wind chills below zero and even 10 below zero at night are likely to continue into the weekend.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.

Cold Weather Advisory issued January 25 at 11:13PM EST until January 27 at 11:00AM EST by NWS Baltimore MD/Washington DC

Effective: Sun January 25, 2026, 11:13 PM
Expires: Mon January 26, 2026, 7:15 AM

* WHAT...Very cold wind chills as low as 5 to 8 below zero expected. * WHERE...Portions of DC, central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...From 7 PM Monday to 11 AM EST Tuesday. * IMPACTS...The cold wind chills as low as 5 to 8 below zero could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Additional Cold Weather Headlines are expected at times through the end of the week as the region remains in an Arctic Airmass.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water.

Cold Weather Advisory issued January 26 at 7:29AM EST until January 27 at 11:00AM EST by NWS Baltimore MD/Washington DC

Effective: Mon January 26, 2026, 7:29 AM
Expires: Mon January 26, 2026, 3:30 PM

* WHAT...Very cold wind chills as low as 5 to 8 below zero expected. * WHERE...DC and portions of central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...From 7 PM this evening to 11 AM EST Tuesday. * IMPACTS...The cold wind chills as low as 5 to 8 below zero could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Additional Cold Weather Headlines are expected at times through the end of the week as the region remains in an Arctic Airmass.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water.

Winter Storm Warning issued January 25 at 3:42PM EST until January 26 at 1:00PM EST by NWS State College PA

Effective: Sun January 25, 2026, 3:42 PM
Expires: Mon January 26, 2026, 7:30 AM

* WHAT...Heavy mixed precipitation. Additional snow and sleet accumulation between 1 and 3 inches. Storm total snow and sleet accumulations between 9 and 12 inches, * WHERE...A portion of central Pennsylvania. * WHEN...Until 1 PM EST Monday. * IMPACTS...Travel could be very difficult to impossible. Widespread and prolonged travel disruptions are expected. * ADDITIONAL DETAILS...A mixture of moderate to heavy sleet and snow will occur into early this evening, before changing back to periods of lighter snow later this evening. Frigid temperatures and wind chills are expected during and after the winter storm. Some blowing and drifting snow is possible, mainly after daybreak Monday.

Consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.

Winter Storm Warning issued January 25 at 11:09PM EST until January 26 at 1:00PM EST by NWS State College PA

Effective: Sun January 25, 2026, 11:09 PM
Expires: Mon January 26, 2026, 12:15 PM

* WHAT...Patchy light snow will prevail overnight. Isolated pockets of freezing drizzle could occur as well. * WHERE...A portion of central Pennsylvania. * WHEN...Until 1 PM EST Monday. * IMPACTS...Travel could be very difficult to impossible. Widespread and prolonged travel disruptions are expected. * ADDITIONAL DETAILS...While snowfall amounts will be on the light side, travel will likely remain poor given the frigid temperatures. In addition low wind chills are expected into Monday morning. Blowing and drifting snow is expected, mainly after daybreak Monday.

Consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.

Cold Weather Advisory issued January 26 at 2:14AM EST until January 27 at 10:00AM EST by NWS State College PA

Effective: Mon January 26, 2026, 2:14 AM
Expires: Mon January 26, 2026, 2:15 PM

* WHAT...Very cold wind chills as low as 15 below expected. * WHERE...A portion of central Pennsylvania. * WHEN...From 7 PM this evening to 10 AM EST Tuesday. * IMPACTS...The dangerously cold wind chills as low as 15 below zero could result in hypothermia or frostbite if precautions are not taken.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.