NEW LONDON, CT 06320 Weather Forecast & Current Conditions

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06320 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
GROTON, CT Current Weather
3:56 PM EDT JUL 16, 2025
Clear 79°F
Feels Like:	83°F
Dewpoint:	77°F
Rel. Hum.:	94%
Visibility:	10 miles
Wind:	S at 10 mph
Pressure:	29.98 inches
Last 72 hours
Local Area Snow Depth
Connecticut Current Weather
Connecticut MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

06320 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	NEW LONDON, CT 06320 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Sunny. Near steady temperature in the lower 80s. South winds 5 to 10 mph. Heat index values in the mid 90s.

TONIGHT
Mostly cloudy. Patchy fog. A slight chance of showers and thunderstorms after midnight. Some thunderstorms may produce gusty winds and heavy rainfall after midnight. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.

THURSDAY
Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. A chance of showers and thunderstorms. Some thunderstorms may produce gusty winds and heavy rainfall. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. Heat index values in the upper 90s in the afternoon.

THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Humid with lows around 70. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight. Chance of rain 30 percent.

FRIDAY
Sunny with highs in the mid 80s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s.

SATURDAY
Mostly sunny. Highs in the lower 80s.

SATURDAY NIGHT
Mostly cloudy. A chance of showers. Lows in the upper 60s. Chance of rain 30 percent.

SUNDAY
Mostly cloudy with a chance of showers and thunderstorms. Highs around 80. Chance of rain 50 percent.

SUNDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 60s. Chance of rain 50 percent.

MONDAY
Mostly sunny. Highs in the lower 80s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 60s.

TUESDAY
Mostly sunny. Highs around 80.

06320 WEATHER SATELLITE LOOPS

Visible Weather Satellite
NEW LONDON, CT 06320

Infrared Weather Satellite
NEW LONDON, CT 06320

06320 WEATHER RADAR LOOP

NEXRAD Weather Radar
NEW LONDON, CT 06320

MOS COMPUTER WEATHER FORECAST

GROTON, CT 3 hourly weather forecast

weather forecast created 7:00 AM CDT 7/16/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
16 JUL 2025

2 PM

81°

88°

Partly Cloudy

1%

0% Thunder
( 9% severe)

S 8

88%

77°

High 82°

5 PM

81°

88°

Partly Cloudy

S 8

88%

77°

Mostly Cloudy

8 PM

77°

78°

Mostly Cloudy

1%

0% Thunder
( 7% severe)

SSW 7

94%

75°

11 PM

75°

75°

Mostly Cloudy

SSW 5

97%

74°

Thursday
17 JUL 2025

2 AM

74°

74°

Mostly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 7% severe)

SSW 5

97%

73°

Low 72°

5 AM

73°

73°

Mostly Cloudy

SSW 5

100%

73°

High 83°

8 AM

75°

75°

Mostly Cloudy

33%
RAIN
<.01 in

0% Thunder
( 23% severe)

SSW 7

100%

75°

Mostly Cloudy

Chance of Rain

11 AM

77°

78°

Mostly Cloudy

SSW 10

100%

77°

2 PM

80°

86°

Partly Cloudy

21%
RAIN
<.01 in

0% Thunder
( 25% severe)

SSW 13

94%

78°

5 PM

81°

88°

Partly Cloudy

SW 12

88%

77°

8 PM

79°

83°

Partly Cloudy

5%

0% Thunder
( 14% severe)

SSW 9

88%

75°

11 PM

77°

78°

Partly Cloudy

WSW 8

87%

73°

Friday
18 JUL 2025

2 AM

76°

76°

Partly Cloudy

1%

0% Thunder
( 2% severe)

W 8

87%

72°

Low 72°

5 AM

74°

74°

Partly Cloudy

WNW 7

84%

69°

High 83°

8 AM

75°

75°

Partly Cloudy

2%

0% Thunder
( 1% severe)

NW 8

82%

69°

Partly Cloudy

11 AM

78°

80°

Partly Cloudy

NW 10

71%

68°

2 PM

81°

84°

Partly Cloudy

4%

0% Thunder
( 1% severe)

WNW 9

63%

67°

5 PM

81°

83°

Partly Cloudy

WNW 8

60%

66°

8 PM

76°

78°

Partly Cloudy

NNW 5

66%

64°


GROTON, CT extended weather forecast
Saturday 19 JUL 2025	Sunday 20 JUL 2025	Monday 21 JUL 2025	Tuesday 22 JUL 2025	Wednesday 23 JUL 2025
Low 60°	Low 67°	Low 65°	Low 66°	Low 67°
High 78°	High 79°	High 79°	High 80°	High 82°

Clear 9% Rain	Mostly Cloudy 61% Rain	Mostly Cloudy 28% Rain	Partly Cloudy 23% Rain	Partly Cloudy 36% Rain

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