Station Name: THAMES R AT GROTON, CT.
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 10 feet / 3 meters

Nearest Address:
515 Thames St
Groton, CT 06340
New London County

GPS Coordinates: 41.34870948, -72.0820204

Nearby Water Temperatures

Air Quality Alert issued June 24 at 11:18PM EDT by NWS Upton NY

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Tue June 24, 2025, 11:18 PM
Expires: Wed June 25, 2025, 11:00 PM

The Connecticut Department of Energy and Environmental Protection has issued an Air Quality Action Day for the following counties: Southern Fairfield, Southern New Haven, Southern Middlesex, Southern New London. from 11 AM to 11 PM EDT Wednesday. An Air Quality Action Day means that Ground Level Ozone within the region may approach or exceed unhealthy standards. For additional information, please visit the Connecticut Department of Energy and Environmental Protection Web site at http://www.ct.gov/deep/aqi

Heat Advisory issued June 24 at 8:06PM EDT until June 25 at 7:00PM EDT by NWS Upton NY

Effective: Tue June 24, 2025, 8:06 PM
Expires: Wed June 25, 2025, 5:00 AM

* WHAT...Heat index values up to 102. * WHERE...Portions of southern Connecticut, northeastern New Jersey, and southeastern New York. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...High temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...The highest heat index values will take place during the afternoon.

A Heat Advisory is issued when the combination of heat and humidity is expected to make it feel like it is 95 to 99 degrees for two or more consecutive days, or 100 to 104 degrees for any length of time. Seniors and those with chronic health problems or mental health conditions are at an increased risk. Homes without air conditioning can be much hotter than outdoor temperatures. Use air conditioning to stay cool at home or go to a place that has air conditioning. If you don't have home air conditioning, continue to seek out cool spaces each day as long as it remains hot, and for a few days after if your home is still hot. Check on vulnerable friends, family members and neighbors. 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! In cases of heat stroke call 9 1 1.

Heat Advisory issued June 24 at 8:06PM EDT until June 25 at 7:00PM EDT by NWS Upton NY

Effective: Tue June 24, 2025, 8:06 PM
Expires: Wed June 25, 2025, 5:00 AM

* WHAT...Heat index values up to 100. * WHERE...In Connecticut, Southern New London County. In New York, Northeast Suffolk and Southeast Suffolk Counties. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...High temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...The highest heat index values will take place during the afternoon.

A Heat Advisory is issued when the combination of heat and humidity is expected to make it feel like it is 95 to 99 degrees for two or more consecutive days, or 100 to 104 degrees for any length of time. Seniors and those with chronic health problems or mental health conditions are at an increased risk. Homes without air conditioning can be much hotter than outdoor temperatures. Use air conditioning to stay cool at home or go to a place that has air conditioning. If you don't have home air conditioning, continue to seek out cool spaces each day as long as it remains hot, and for a few days after if your home is still hot. Check on vulnerable friends, family members and neighbors. 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! In cases of heat stroke call 9 1 1.

Heat Advisory issued June 24 at 8:06PM EDT until June 25 at 7:00PM EDT by NWS Upton NY

Effective: Tue June 24, 2025, 8:06 PM
Expires: Wed June 25, 2025, 5:00 AM

* WHAT...Heat index values up to 102. * WHERE...Portions of southern Connecticut, northeastern New Jersey, and southeastern New York. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...High temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...The highest heat index values will take place during the afternoon.

A Heat Advisory is issued when the combination of heat and humidity is expected to make it feel like it is 95 to 99 degrees for two or more consecutive days, or 100 to 104 degrees for any length of time. Seniors and those with chronic health problems or mental health conditions are at an increased risk. Homes without air conditioning can be much hotter than outdoor temperatures. Use air conditioning to stay cool at home or go to a place that has air conditioning. If you don't have home air conditioning, continue to seek out cool spaces each day as long as it remains hot, and for a few days after if your home is still hot. Check on vulnerable friends, family members and neighbors. 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! In cases of heat stroke call 9 1 1.

Heat Advisory issued June 24 at 8:06PM EDT until June 25 at 7:00PM EDT by NWS Upton NY

Effective: Tue June 24, 2025, 8:06 PM
Expires: Wed June 25, 2025, 5:00 AM

* WHAT...Heat index values up to 100. * WHERE...In Connecticut, Southern New London County. In New York, Northeast Suffolk and Southeast Suffolk Counties. * WHEN...Until 7 PM EDT Wednesday. * IMPACTS...High temperatures and high humidity may cause heat related illnesses. * ADDITIONAL DETAILS...The highest heat index values will take place during the afternoon.

A Heat Advisory is issued when the combination of heat and humidity is expected to make it feel like it is 95 to 99 degrees for two or more consecutive days, or 100 to 104 degrees for any length of time. Seniors and those with chronic health problems or mental health conditions are at an increased risk. Homes without air conditioning can be much hotter than outdoor temperatures. Use air conditioning to stay cool at home or go to a place that has air conditioning. If you don't have home air conditioning, continue to seek out cool spaces each day as long as it remains hot, and for a few days after if your home is still hot. Check on vulnerable friends, family members and neighbors. 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! In cases of heat stroke call 9 1 1.