Station Name: MISSISSIPPI SOUND AT USGS ROUND ISLAND LIGHT, MS
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 0 feet

Nearest Address:
Offshore
Pascagoula, MS 39595
Jackson County

GPS Coordinates: 30.30805556, -88.58388889

Nearby Water Temperatures

Heat Advisory issued July 28 at 12:57PM CDT until July 29 at 9:00PM CDT by NWS Mobile AL

Effective: Tue July 28, 2026, 12:57 PM
Expires: Wed July 29, 2026, 4:00 AM

* WHAT...For the first Heat Advisory, heat index values up to 111 this afternoon. For the Wednesday, heat index values up to 111 expected. * WHERE...In Alabama, Baldwin Central and Mobile Central Counties. In Florida, Escambia Inland, Okaloosa Inland, and Santa Rosa Inland Counties. * WHEN...For the first Heat Advisory, until 9 PM CDT this evening. For the second Heat Advisory, from 10 AM to 9 PM CDT Wednesday. * 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.

Heat Advisory issued July 28 at 12:57PM CDT until July 28 at 9:00PM CDT by NWS Mobile AL

Effective: Tue July 28, 2026, 12:57 PM
Expires: Wed July 29, 2026, 4:00 AM

* WHAT...For the first Heat Advisory, heat index values up to 111 this afternoon. For the Wednesday, heat index values up to 111 expected. * WHERE...In Alabama, Baldwin Central and Mobile Central Counties. In Florida, Escambia Inland, Okaloosa Inland, and Santa Rosa Inland Counties. * WHEN...For the first Heat Advisory, until 9 PM CDT this evening. For the second Heat Advisory, from 10 AM to 9 PM CDT Wednesday. * 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.

Extreme Heat Warning issued July 28 at 12:57PM CDT until July 28 at 9:00PM CDT by NWS Mobile AL

Effective: Tue July 28, 2026, 12:57 PM
Expires: Wed July 29, 2026, 4:00 AM

* WHAT...For the first Extreme Heat Warning, dangerously hot conditions with heat index values up to 113 expected this afternoon. For the Wednesday, dangerously hot conditions with heat index values up to 115 expected. * WHERE...In Alabama, Baldwin Coastal and Mobile Coastal Counties. In Florida, Escambia Coastal, Okaloosa Coastal, and Santa Rosa Coastal Counties. * WHEN...For the first Extreme Heat Warning, until 9 PM CDT this evening. For the second Extreme Heat Warning, from 10 AM to 9 PM CDT Wednesday. * 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. 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. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Extreme Heat Warning issued July 28 at 12:57PM CDT until July 29 at 9:00PM CDT by NWS Mobile AL

Effective: Tue July 28, 2026, 12:57 PM
Expires: Wed July 29, 2026, 4:00 AM

* WHAT...For the first Extreme Heat Warning, dangerously hot conditions with heat index values up to 113 expected this afternoon. For the Wednesday, dangerously hot conditions with heat index values up to 115 expected. * WHERE...In Alabama, Baldwin Coastal and Mobile Coastal Counties. In Florida, Escambia Coastal, Okaloosa Coastal, and Santa Rosa Coastal Counties. * WHEN...For the first Extreme Heat Warning, until 9 PM CDT this evening. For the second Extreme Heat Warning, from 10 AM to 9 PM CDT Wednesday. * 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. 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. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.