GROTON, CT 06340 Weather Forecast & Current Conditions

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06340 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
GROTON, CT Current Weather
12:56 PM EDT APR 13, 2026
Overcast 55°F
Feels Like:	52°F
Dewpoint:	50°F
Rel. Hum.:	83%
Visibility:	10 miles
Wind:
Pressure:	30.02 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 2025 Hurricanes	GROTON, CT 06340 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly cloudy. Highs in the upper 50s. Southwest winds 15 to 20 mph with gusts up to 30 mph.

TONIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming west around 5 mph after midnight.

TUESDAY
Mostly sunny. Highs in the lower 70s. West winds around 5 mph, becoming south in the afternoon.

TUESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows in the lower 50s. Southwest winds 5 to 10 mph.

WEDNESDAY
Partly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 30 percent.

WEDNESDAY NIGHT
Mostly cloudy. A chance of showers. Lows in the mid 50s. Chance of rain 40 percent.

THURSDAY
Mostly cloudy. Highs in the lower 70s.

THURSDAY NIGHT
Mostly cloudy. Lows in the lower 50s.

FRIDAY
Partly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.

FRIDAY NIGHT
Partly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 30 percent.

SATURDAY
Mostly sunny. Highs in the mid 60s.

SATURDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent.

SUNDAY
Mostly cloudy with a 40 percent chance of showers. Highs in the mid 60s.

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 7:00 AM CDT 4/13/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
13 APR 2026

2 PM

57°

53°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 2% severe)

SW 16

75%

49°

High 59°

5 PM

58°

55°

Mostly Cloudy

SW 16

72%

49°

Mostly Cloudy

8 PM

58°

56°

Partly Cloudy

5%

0% Thunder
( 4% severe)

WSW 12

69%

48°

11 PM

56°

54°

Partly Cloudy

WSW 9

80%

50°

Tuesday
14 APR 2026

2 AM

54°

52°

Partly Cloudy

0%

0% Thunder
( 1% severe)

W 7

86%

50°

Low 51°

5 AM

52°

51°

Mostly Cloudy

W 5

89%

49°

High 67°

8 AM

55°

55°

Mostly Cloudy

3%

0% Thunder
( 0% severe)

W 2

86%

51°

Partly Cloudy

11 AM

63°

64°

Partly Cloudy

SSW 5

67%

52°

2 PM

63°

62°

Partly Cloudy

17%
RAIN
.1–.25 in

0% Thunder
( 6% severe)

S 9

67%

52°

5 PM

61°

60°

Partly Cloudy

S 10

67%

50°

8 PM

56°

54°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 9% severe)

SSW 8

74%

48°

11 PM

54°

52°

Mostly Cloudy

SSW 7

83%

49°

Wednesday
15 APR 2026

2 AM

54°

53°

Partly Cloudy

1%

0% Thunder
( 2% severe)

SW 6

83%

49°

Low 51°

5 AM

53°

52°

Partly Cloudy

WSW 5

86%

49°

High 71°

8 AM

56°

55°

Partly Cloudy

2%

0% Thunder
( 1% severe)

SW 5

83%

51°

Partly Cloudy

Chance of Rain

11 AM

65°

65°

Partly Cloudy

SW 8

65%

53°

2 PM

67°

67°

Partly Cloudy

24%
RAIN
<.01 in

0% Thunder
( 14% severe)

SW 12

63%

54°

5 PM

66°

66°

Mostly Cloudy

SSW 10

63%

53°

8 PM

61°

60°

Mostly Cloudy

SW 7

75%

53°


GROTON, CT extended weather forecast
Thursday 16 APR 2026	Friday 17 APR 2026	Saturday 18 APR 2026	Sunday 19 APR 2026	Monday 20 APR 2026
Low 55°	Low 53°	Low 52°	Low 49°	Low 37°
High 68°	High 69°	High 62°	High 61°	High 54°

Overcast 59% Rain	Partly Cloudy 21% Rain	Partly Cloudy 20% Rain	Overcast 48% Rain	Partly Cloudy 41% Rain

WEATHER SELECT BOX EXAMPLES:

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