Hazardous Weather Conditions
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Fair
45°F
7°C
| Humidity | 46% |
| Wind Speed | S 12 mph |
| Barometer | 30.35 in (1027.8 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 39°F (4°C) |
| Last update | 21 Apr 11:56 am EDT |
Extended Forecast for
Old Saybrook Center CT
This Afternoon

High: 45 °F
Sunny
Tonight
Low: 39 °F
Partly Cloudy
then Chance
ShowersWednesday

High: 47 °F
Showers
LikelyWednesday Night
Low: 43 °F
Chance
Showers then
Mostly CloudyThursday

High: 59 °F
Mostly Sunny
Thursday Night

Low: 43 °F
Partly Cloudy
Friday

High: 54 °F
Mostly Sunny
Friday Night

Low: 41 °F
Partly Cloudy
Saturday
High: 50 °F
Partly Sunny
then Chance
Showers
Detailed Forecast
This Afternoon
Sunny, with a high near 45. Southwest wind 3 to 6 mph.
Tonight
A 30 percent chance of showers after 5am. Increasing clouds, with a low around 39. South wind around 8 mph.
Wednesday
Showers likely, mainly between 8am and 2pm. Cloudy, with a high near 47. South wind 9 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 43. East wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 59. Calm wind becoming west 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 50.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 52.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 54.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Old Saybrook Center CT
41.29°N 72.39°W (Elev. 89 ft)
41.29°N 72.39°W (Elev. 89 ft)
6:12 am EDT Apr 21, 2026
12pm EDT Apr 21, 2026-6pm EDT Apr 27, 2026



