Mystic, CT Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Mystic.

Use the Radar Maps link provided to understand the trajectory of a storm.

Heat Advisory issued July 17 at 1:29AM EDT until July 17 at 7:00PM EDT by NWS Albany NY

* WHAT...Heat index values of 95 to around 100. * WHERE...The Hudson River Valley from the Lake George Saratoga region south to the mid Hudson Valley and southern Taconics, and for southern Litchfield County in northwest Connecticut. * WHEN...From noon today to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The combination of hot temperatures and high levels of humidity will make for dangerous heat index values, or feel-like temperatures, ranging from 95 to around 100.

Air Quality Alert issued July 16 at 11:38PM EDT by NWS Upton NY

The Connecticut Department of Energy and Environmental Protection has issued an Air Quality Action Day for the following counties: Southern Fairfield and southern New Haven. from 11 AM to 11 PM EDT Thursday. 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 July 16 at 2:57PM EDT until July 17 at 7:00PM EDT by NWS Boston/Norton MA

* WHAT...Heat index values up to 100. * WHERE...Much of Southern New England. * WHEN...Until 7 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Heat Advisory issued July 16 at 1:59PM EDT until July 17 at 10:00PM EDT by NWS Upton NY

* WHAT...Heat index values up to 103. * WHERE...Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN...Until 10 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.