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Upper Lagoon, CT Weather Forecast

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Upper Lagoon, CT Weather Forecast

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Upper Lagoon CT weather - Mostly Clear - 76°F
Mostly Clear
76°F
Updated 5:18 pm
Feels Like 74°F
Humidity 57%
Wind WSW 9 mph
Barometer  30.18 in
Dew Point 60°F
Upper Lagoon CT weather - Mostly Clear - 24°C
Mostly Clear
24°C
Updated 5:18 pm
Feels Like 23°C
Humidity 57%
Wind WSW 14 km/h
Barometer  102.2 kPa
Dew Point 16°C
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Upper Lagoon Weather Forecast

THIS AFTERNOON TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Upper Lagoon, CT Weather - This Afternoon Sunny Upper Lagoon, CT Weather - Tonight Partly Cloudy Upper Lagoon, CT Weather - Wednesday Partly Sunny Upper Lagoon, CT Weather - Wednesday Night Partly Cloudy Upper Lagoon, CT Weather - Thursday Chance Of Showers Upper Lagoon, CT Weather - Thursday Night Chance Of Showers Upper Lagoon, CT Weather - Friday Sunny Upper Lagoon, CT Weather - Friday Night Mostly Clear Upper Lagoon, CT Weather - Saturday Sunny Upper Lagoon, CT Weather - Saturday Night Partly Cloudy Upper Lagoon, CT Weather - Sunday Mostly Sunny Upper Lagoon, CT Weather - Sunday Night Chance Of Showers
Sunny Partly Cloudy Partly Sunny Partly Cloudy Chance of Showers Chance of Showers Sunny Mostly Clear Sunny Partly Cloudy Mostly Sunny Chance of Showers
Hi: 79°FHi: 26°C
 Lo: 61°FLo: 16°C Hi: 79°FHi: 26°C
 Lo: 70°FLo: 21°C Hi: 81°FHi: 27°C
 Lo: 61°FLo: 16°C Hi: 75°FHi: 24°C
 Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
 Lo: 61°FLo: 16°C Hi: 79°FHi: 26°C
 Lo: 65°FLo: 18°C
POP: 40% POP: 50% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 221 PM EDT Tue Sep 08 2026 Upper Lagoon, CT Weather - WeatherWorld.com

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Upper Lagoon Forecast Discussion

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Issued: 343 PM EDT Tue Sep 8 2026

Key Messages

1) Chance of a thunderstorm Thursday afternoon and evening with little to no impacts currently anticipated.

2) High rip current risk expected for Thursday.


Discussion

... .KEY MESSAGE 1... High pressure will remain in control through Wednesday, keeping us dry through the period. A progressive upper trough will then send a cold front towards the area Wednesday night into Thursday. A pre-frontal trough may provide enough moisture convergence and lift for a shower mainly north and west of ...