SUB BASE NEW LONDON, CT 06349 Weather Forecast & Current Conditions
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  06349 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

GROTON, CT
Current Weather
10:56 PM EDT MAY 11, 2025
Clear
50°F
Feels Like: 48°F
Dewpoint: 36°F
Rel. Hum.: 58%
Visibility: 10 miles
Wind: N at 6 mph
Pressure: 30.31 inches
Last 72 hours

Local Area Snow Depth

Connecticut Current Weather

Connecticut MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  06349 WEATHER FORECAST
10-Day model forecast maps
2024 Hurricanes

SUB BASE NEW LONDON, CT 06349
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the lower 40s. North winds around 5 mph.
MONDAY
Sunny. Highs in the lower 70s. Southeast winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Southwest winds 5 to 10 mph in the evening, becoming light and variable.
TUESDAY
Partly sunny. Highs in the lower 70s. North winds around 5 mph, becoming south in the afternoon.
TUESDAY NIGHT
Mostly cloudy with a 20 percent chance of showers. Lows in the mid 50s. Southeast winds around 5 mph.
WEDNESDAY
Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the upper 50s. Chance of rain 60 percent.
THURSDAY
Mostly cloudy. Showers likely, mainly in the morning. Highs in the lower 70s. Chance of rain 60 percent.
THURSDAY NIGHT
Mostly cloudy. Lows in the upper 50s.
FRIDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s.
FRIDAY NIGHT
Mostly cloudy with a chance of showers. Lows around 60. Chance of rain 50 percent.
SATURDAY
Partly sunny with a 40 percent chance of showers. Highs in the upper 70s.
SATURDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s.

  06349 WEATHER SATELLITE LOOPS
Visible Weather Satellite
SUB BASE NEW LONDON, CT 06349
Infrared Weather Satellite
SUB BASE NEW LONDON, CT 06349
  06349 WEATHER RADAR LOOP
NEXRAD Weather Radar
SUB BASE NEW LONDON, CT 06349
 MOS COMPUTER WEATHER FORECAST

GROTON, CT 3 hourly weather forecast
weather forecast created  7:00 AM CDT  5/11/2025
Sunday
11 MAY 2025		 SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 12 hours 2 PM 68° 68° Clear 0%

 0% Thunder
( 0% severe)		 NNW   10 42% 44°
High 69° SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 15 hours 5 PM 66° 66° Clear NNW   9 40% 41°
Clear



 SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 18 hours 8 PM 59° 59° Clear 0%

 0% Thunder
( 0% severe)		 NNW   5 51% 41°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 21 hours 11 PM 53° 53° Clear N   3 57% 38°
Monday
12 MAY 2025		 SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 0 hours 2 AM 49° 49° Clear 1%

 0% Thunder
( 0% severe)		 NNE   2 58% 35°
Low 45° SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 3 hours 5 AM 47° 46° Clear NE   1 63% 35°
High 64° SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 6 hours 8 AM 54° 54° Clear 1%

 0% Thunder
( 0% severe)		 E   1 59% 40°

Partly Cloudy



 SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 9 hours 11 AM 60° 59° Partly Cloudy S   8 51% 42°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 12 hours 2 PM 62° 61° Clear 2%

 0% Thunder
( 0% severe)		 S   12 52% 44°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 15 hours 5 PM 61° 59° Partly Cloudy SSW   12 60% 47°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 18 hours 8 PM 58° 56° Mostly Cloudy 0%

 0% Thunder
( 0% severe)		 SW   8 72% 49°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 21 hours 11 PM 55° 54° Mostly Cloudy SW   6 86% 51°
Tuesday
13 MAY 2025		 SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 0 hours 2 AM 54° 54° Mostly Cloudy 2%

 0% Thunder
( 0% severe)		 WSW   3 90% 51°
Low 51° SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 3 hours 5 AM 53° 53° Mostly Cloudy WSW   1 93% 51°
High 68° SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 6 hours 8 AM 58° 59° Mostly Cloudy 7%

 0% Thunder
( 0% severe)		 WSW   1 83% 53°

Mostly Cloudy



 SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 9 hours 11 AM 64° 65° Mostly Cloudy S   5 73% 55°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 15 hours 2 PM 65° 65° Mostly Cloudy 13%
RAIN
<.01 in		 0% Thunder
( 0% severe)		 SSE   8 73% 56°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 18 hours 5 PM 63° 63° Mostly Cloudy SE   8 72% 54°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 3, 21 hours 8 PM 59° 58° Mostly Cloudy     ESE   6 83% 54°

GROTON, CT extended weather forecast
Wednesday
14 MAY 2025		 Thursday
15 MAY 2025		 Friday
16 MAY 2025		 Saturday
17 MAY 2025		 Sunday
18 MAY 2025
Low 54° Low 55° Low 57° Low 54° Low 52°
High 62° High 65° High 68° High 71° High 64°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 4 SUB BASE NEW LONDON, CT 06349 weather forecast Day 5 SUB BASE NEW LONDON, CT 06349 weather forecast Day 6 SUB BASE NEW LONDON, CT 06349 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
92% Rain		 Overcast
58% Rain		 Overcast
51% Rain		 Mostly Cloudy
43% Rain		 Mostly Cloudy
38% Rain
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