Station Name: Delaware River at Reedy Island Jetty, DE
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet / 0 meters

Nearest Address:
38 Delaware River Prcl 4
Middletown, DE 19709
New Castle County

GPS Coordinates: 39.5009454, -75.5682589

Nearby Water Temperatures

Extreme Heat Watch issued July 23 at 1:41PM EDT until July 25 at 8:00PM EDT by NWS Mount Holly NJ

Effective: Wed July 23, 2025, 1:41 PM
Expires: Thu July 24, 2025, 5:00 AM

* WHAT...Dangerously hot conditions with heat index values up to 105 possible. * WHERE...Portions of northern Delaware, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...From Friday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Extreme Heat Watch issued July 23 at 1:41PM EDT until July 25 at 8:00PM EDT by NWS Mount Holly NJ

Effective: Wed July 23, 2025, 1:41 PM
Expires: Thu July 24, 2025, 5:00 AM

* WHAT...Dangerously hot conditions with heat index values up to 105 possible. * WHERE...Portions of northern Delaware, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...From Friday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.

Heat Advisory issued July 24 at 1:23AM EDT until July 25 at 8:00PM EDT by NWS Baltimore MD/Washington DC

Effective: Thu July 24, 2025, 1:23 AM
Expires: Thu July 24, 2025, 2:00 PM

* WHAT...Heat index values up to 109 expected. * WHERE...Portions of DC, central, north central, northeast, northern, and southern Maryland, and northern and northwest Virginia. * WHEN...From 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Heat Advisory issued July 24 at 1:23AM EDT until July 25 at 8:00PM EDT by NWS Baltimore MD/Washington DC

Effective: Thu July 24, 2025, 1:23 AM
Expires: Thu July 24, 2025, 2:00 PM

* WHAT...Heat index values up to 109 expected. * WHERE...Portions of DC, central, north central, northeast, northern, and southern Maryland, and northern and northwest Virginia. * WHEN...From 11 AM to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.