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
1:56 AM EDT JUN 16, 2025
Overcast
61°F
Feels Like: 61°F
Dewpoint: 61°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: Calm
Pressure: 30.17 inches
Last 72 hours

Local Area Snow Depth

Connecticut Current Weather

Connecticut MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  06349 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

SUB BASE NEW LONDON, CT 06349
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Lows in the mid 50s. East winds around 5 mph.
MONDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s. East winds around 5 mph.
MONDAY NIGHT
Mostly cloudy. Lows in the upper 50s. East winds around 5 mph.
TUESDAY
Mostly cloudy. Highs in the lower 70s. East winds 5 to 10 mph.
TUESDAY NIGHT
Cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 60s. South winds around 5 mph. Chance of rain 50 percent.
WEDNESDAY
Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Highs around 80.
WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s.
JUNETEENTH
Mostly sunny. Highs in the upper 80s. Heat index values in the mid 90s in the afternoon.
THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 30 percent.
FRIDAY
Mostly sunny. Highs in the lower 80s.
FRIDAY NIGHT
Partly cloudy. Lows in the upper 50s.
SATURDAY
Mostly sunny. Highs around 80.
SATURDAY NIGHT
Partly cloudy. Lows in the lower 60s.

  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 PM CDT  6/15/2025
Monday
16 JUN 2025		 SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 0 hours 2 AM 59° 60° Mostly Cloudy 3%

 0% Thunder
( 0% severe)		 ENE   2 93% 57°
Low 58° SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 3 hours 5 AM 59° 60° Mostly Cloudy NE   3 93% 57°
High 68° SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 6 hours 8 AM 62° 62° Mostly Cloudy 6%

 0% Thunder
( 1% severe)		 ENE   7 87% 58°

Mostly Cloudy



 SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 9 hours 11 AM 65° 65° Mostly Cloudy E   9 81% 59°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 12 hours 2 PM 66° 66° Mostly Cloudy 6%

 0% Thunder
( 0% severe)		 E   10 78% 59°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 15 hours 5 PM 65° 65° Mostly Cloudy E   9 81% 59°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 18 hours 8 PM 63° 63° Mostly Cloudy 5%

 0% Thunder
( 1% severe)		 E   7 81% 57°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 1, 21 hours 11 PM 61° 61° Mostly Cloudy E   5 93% 59°
Tuesday
17 JUN 2025		 SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 0 hours 2 AM 61° 62° Mostly Cloudy 10%
RAIN
<.01 in		 0% Thunder
( 1% severe)		 E   3 93% 59°
Low 59° SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 3 hours 5 AM 61° 62° Mostly Cloudy ENE   3 97% 60°
High 69° SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 6 hours 8 AM 64° 64° Mostly Cloudy 4%

 0% Thunder
( 2% severe)		 ENE   6 90% 61°

Mostly Cloudy



 SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 9 hours 11 AM 67° 67° Mostly Cloudy E   8 87% 63°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 12 hours 2 PM 68° 68° Mostly Cloudy 8%

 0% Thunder
( 3% severe)		 ESE   8 84% 63°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 15 hours 5 PM 67° 67° Mostly Cloudy ESE   7 87% 63°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 18 hours 8 PM 64° 65° Mostly Cloudy 15%
RAIN
<.01 in		 0% Thunder
( 2% severe)		 ESE   5 90% 61°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 2, 21 hours 11 PM 64° 65° Mostly Cloudy SE   3 93% 62°

GROTON, CT extended weather forecast
Wednesday
18 JUN 2025		 Thursday
19 JUN 2025		 Friday
20 JUN 2025		 Saturday
21 JUN 2025		 Sunday
22 JUN 2025
Low 63° Low 67° Low 66° Low 62° Low 61°
High 77° High 81° High 77° High 76° High 80°
SUB BASE NEW LONDON, CT 06349 weather forecast Day 3 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
Overcast
58% Rain		 Mostly Cloudy
57% Rain		 Overcast
49% Rain		 Partly Cloudy
30% Rain		 Mostly Cloudy
22% Rain
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