GROTON, CT 06340 Weather Forecast & Current Conditions

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06340 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
GROTON, CT Current Weather
9:56 PM EDT OCT 28, 2026
Clear 45°F
Feels Like:	45°F
Dewpoint:	43°F
Rel. Hum.:	93%
Visibility:	10 miles
Wind:	Calm
Pressure:	30.39 inches
Last 72 hours
Local Area Snow Depth
Connecticut Current Weather
Connecticut MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

06340 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	GROTON, CT 06340 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Partly cloudy this evening, then clearing. Lows in the mid 40s. Southwest winds around 5 mph.

THURSDAY
Sunny. Highs in the mid 60s. Southwest winds 5 to 10 mph.

THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

FRIDAY
Sunny. Highs in the upper 60s. West winds 10 to 15 mph.

FRIDAY NIGHT
Clear, cooler with lows in the upper 30s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

SATURDAY
Sunny. Highs in the upper 50s.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s.

SUNDAY
Mostly sunny. Highs in the lower 60s.

SUNDAY NIGHT
Mostly clear. Lows in the lower 40s.

MONDAY
Mostly sunny. Highs in the mid 60s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 40s.

TUESDAY
Partly sunny. Highs in the mid 60s.

TUESDAY NIGHT
Partly cloudy. Lows in the mid 40s.

06340 WEATHER SATELLITE LOOPS

Visible Weather Satellite
GROTON, CT 06340

Infrared Weather Satellite
GROTON, CT 06340

06340 WEATHER RADAR LOOP

NEXRAD Weather Radar
GROTON, CT 06340

MOS COMPUTER WEATHER FORECAST

GROTON, CT 3 hourly weather forecast

weather forecast created 6:00 AM CST 10/28/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

TIME
EST

TEMP
(deg. F)

FEELS
LIKE

CLOUD
COVER

PRECIP
PROB.

THUNDER
PROB.

WIND
dir./mph

REL
HUM

DEWPT
(deg. F)

Wednesday
28 OCT 2026

1 PM

57°

56°

Mostly Cloudy

0% Thunder
( 0% severe)

S 7

59%

43°

High 58°

4 PM

56°

55°

Mostly Cloudy

S 6

62%

43°

Decreasing Clouds

7 PM

49°

47°

Mostly Cloudy

0% Thunder
( 0% severe)

S 5

83%

44°

10 PM

48°

47°

Clear

SSW 3

89%

45°

Thursday
29 OCT 2026

1 AM

48°

47°

Clear

0% Thunder
( 0% severe)

SSW 2

93%

46°

Low 46°

4 AM

48°

47°

Clear

SW 2

96%

47°

High 65°

7 AM

50°

48°

Clear

0% Thunder
( 0% severe)

WSW 5

100%

50°

Clear

10 AM

62°

61°

Clear

SW 9

72%

53°

1 PM

65°

Partly Cloudy

0% Thunder
( 0% severe)

SW 12

68%

54°

4 PM

63°

62°

Clear

SW 10

70%

53°

7 PM

56°

54°

Partly Cloudy

0% Thunder
( 0% severe)

SW 9

93%

54°

10 PM

56°

53°

Partly Cloudy

SW 10

96%

55°

Friday
30 OCT 2026

1 AM

55°

52°

Partly Cloudy

0% Thunder
( 2% severe)

WSW 10

96%

54°

Low 53°

4 AM

55°

52°

Partly Cloudy

WSW 10

100%

55°

High 69°

7 AM

56°

54°

Partly Cloudy

0% Thunder
( 1% severe)

W 9

96%

55°

Clear

10 AM

66°

Clear

WNW 10

65%

54°

1 PM

69°

Clear

0% Thunder
( 0% severe)

WNW 13

49%

49°

4 PM

64°

63°

Clear

NW 13

45%

42°

7 PM

53°

49°

Clear

NW 12

61%

40°


GROTON, CT extended weather forecast
Saturday 31 OCT 2026	Sunday 1 NOV 2026	Monday 2 NOV 2026	Tuesday 3 NOV 2026	Wednesday 4 NOV 2026
Low 40°	Low 35°	Low 43°	Low 46°	Low 40°
High 57°	High 59°	High 62°	High 58°	High 55°

Clear 3% Rain	Clear 10% Rain	Mostly Cloudy 24% Rain	Mostly Cloudy 25% Rain	Partly Cloudy 29% Rain

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GROTON, CT 06340 Weather Forecast & Current Conditions

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GROTON, CT
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GROTON, CT 06340
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