Hazardous Weather Conditions
Current conditions at
Groton / New London, Groton / New London Airport (KGON)
Lat: 41.33°NLon: 72.05°WElev: 10ft.
Overcast
38°F
3°C
| Humidity | 70% |
| Wind Speed | E 10 mph |
| Barometer | 30.44 in (1030.9 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 31°F (-1°C) |
| Last update | 15 Mar 4:56 pm EDT |
Extended Forecast for
3 Miles ENE East Haddam CT
Flood Watch March 16, 05:00am until March 17, 08:00am
Wind Advisory March 16, 02:00pm until March 17, 04:00am
Tonight
Low: 36 °F⇑
Mostly Cloudy
then Showers
LikelyMonday

High: 59 °F
Showers
Monday Night

Low: 37 °F
Showers and
BreezyTuesday
High: 40 °F
Showers
Likely then
Mostly SunnyTuesday Night

Low: 23 °F
Mostly Clear
Wednesday

High: 38 °F
Increasing
CloudsWednesday Night

Low: 26 °F
Mostly Cloudy
Thursday

High: 42 °F
Partly Sunny
Thursday Night

Low: 30 °F
Mostly Cloudy
Detailed Forecast
Tonight
Showers likely after 2am. Increasing clouds, with a temperature falling to near 36 by 9pm, then rising to around 45 during the remainder of the night. Southeast wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 59. South wind 15 to 17 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 37. Breezy, with a south wind 18 to 22 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely before 8am. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 40. West wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 23. West wind 9 to 11 mph, with gusts as high as 23 mph.
Wednesday
Increasing clouds, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 49.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 45.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles ENE East Haddam CT
41.47°N 72.41°W (Elev. 554 ft)
41.47°N 72.41°W (Elev. 554 ft)
2:22 pm EDT Mar 15, 2026
5pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026



