Low pressure developed off the NC/VA coast during the morning on Sunday, February 7, 2021. The low then tracked northeast away from the Middle Atlantic through the afternoon as it intensified, then well south and east of Long Island in the late afternoon and evening. A band of moderate to heavy snow developed across southwest Connecticut during the late morning hours and the continued moving east across southern Connecticut through the afternoon. Snowfall rates within this band were around one to as high as two inches per hour at times. Surrounding this moderate to heavy band was a steady snowfall through much of the day. Snowfall accumulation across much of Southern Connecticut ranged from 4 to as high as 10 inches.

Heavy Snow in SOUTHERN NEW HAVEN, CONNECTICUT
From 07-FEB-21 10:00:00 to 07-FEB-21 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A COOP Observer in Guildford reported 8. 4 inches of snow. Amateur radio in Orange reported 9.0 inches of snow. Other trained spotters and the public reported 6 to 9 inches of snow.

Heavy Snow in NORTHERN MIDDLESEX, CONNECTICUT
From 07-FEB-21 10:30:00 to 07-FEB-21 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio 2 miles north-northwest of East Hampton and in Chester reported 10.2 inches and 9.0 inches of snow respectively. CoCoRaHS 3 miles north-northwest of Durham  reported 7.3 inches of snow.

Heavy Snow in SOUTHERN MIDDLESEX, CONNECTICUT
From 07-FEB-21 10:30:00 to 07-FEB-21 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Broadcast media in Clinton reported 8.1 inches of snow. A trained spotter in Westbrook reported 7.0 inches of snow.

Heavy Snow in NORTHERN FAIRFIELD, CONNECTICUT
From 07-FEB-21 10:00:00 to 07-FEB-21 17:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters, Emergency Managers, CoCoRaHS, and the public reported 5 to 8 inches of snowfall.

Heavy Snow in SOUTHERN FAIRFIELD, CONNECTICUT
From 07-FEB-21 10:00:00 to 07-FEB-21 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

The Official NWS Observation at Bridgeport Airport was 7.8 inches of snow. Trained spotters and the public reported 6 to 9 inches of snow.

Heavy Snow in NORTHERN NEW HAVEN, CONNECTICUT
From 07-FEB-21 10:00:00 to 07-FEB-21 18:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio reported 8.0 inches of snow in Seymour and trained spotters reported 8.0 inches of snow in Wallingford and North Haven. Other trained spotters and the public reported 6 to 8 inches of snow.

Heavy Snow in NORTHERN NEW LONDON, CONNECTICUT
From 07-FEB-21 10:30:00 to 07-FEB-21 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotters, COOP Observer, and the public reported 5 to 9 inches of snow.

Winter Weather in SOUTHERN NEW LONDON, CONNECTICUT
From 07-FEB-21 10:30:00 to 07-FEB-21 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio, trained spotters, and the public reported 3 to 6 inches of snow.