OLD SAYBROOK, CT 06475 Weather Forecast & Current Conditions

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06475 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
GROTON, CT Current Weather
2:56 PM EDT AUG 28, 2025
Overcast 68°F
Feels Like:	68°F
Dewpoint:	59°F
Rel. Hum.:	73%
Visibility:	10 miles
Wind:	S at 14 mph
Pressure:	30.09 inches
Last 72 hours
Local Area Snow Depth
Connecticut Current Weather
Connecticut MOS Forecast Weather

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(Automated weather data from NWS/FAA)

06475 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	OLD SAYBROOK, CT 06475 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny. Near steady temperature in the mid 70s. South winds around 10 mph with gusts up to 20 mph.

TONIGHT
Partly cloudy. A slight chance of showers after midnight. Lows in the mid 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.

FRIDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

FRIDAY NIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 50s. Northwest winds around 5 mph. Chance of rain 50 percent.

SATURDAY
Sunny. Highs in the mid 70s. Northwest winds around 5 mph.

SATURDAY NIGHT
Mostly clear. Lows in the mid 50s.

SUNDAY
Sunny. Highs in the mid 70s.

SUNDAY NIGHT
Mostly clear. Lows in the mid 50s.

LABOR DAY
Mostly sunny. Highs in the mid 70s.

MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.

TUESDAY
Sunny. Highs in the upper 70s.

TUESDAY NIGHT
Mostly clear. Lows in the mid 50s.

WEDNESDAY
Sunny. Highs in the upper 70s.

06475 WEATHER SATELLITE LOOPS

Visible Weather Satellite
OLD SAYBROOK, CT 06475

Infrared Weather Satellite
OLD SAYBROOK, CT 06475

06475 WEATHER RADAR LOOP

NEXRAD Weather Radar
OLD SAYBROOK, CT 06475

MOS COMPUTER WEATHER FORECAST

GROTON, CT 3 hourly weather forecast

weather forecast created 7:00 AM CDT 8/28/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
28 AUG 2025

2 PM

72°

72°

Partly Cloudy

0%

0% Thunder
( 3% severe)

S 10

55%

55°

High 73°

5 PM

71°

71°

Mostly Cloudy

SSW 12

63%

58°

Partly Cloudy

8 PM

68°

68°

Partly Cloudy

2%

0% Thunder
( 5% severe)

SSW 10

73%

59°

11 PM

66°

66°

Partly Cloudy

SSW 9

84%

61°

Friday
29 AUG 2025

2 AM

65°

65°

Partly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 9% severe)

SSW 9

84%

60°

Low 63°

5 AM

64°

64°

Mostly Cloudy

SSW 9

84%

59°

High 76°

8 AM

67°

67°

Partly Cloudy

37%
RAIN
1–2 in

0% Thunder
( 18% severe)

SSW 9

84%

62°

Partly Cloudy

Chance of Rain

11 AM

72°

72°

Partly Cloudy

S 12

71%

62°

2 PM

73°

73°

Partly Cloudy

33%
RAIN
.25–.5 in

0% Thunder
( 29% severe)

S 13

71%

63°

5 PM

71°

71°

Partly Cloudy

SSW 10

76%

63°

8 PM

66°

66°

Mostly Cloudy

18%
RAIN
.01–.1 in

0% Thunder
( 9% severe)

WSW 6

87%

62°

11 PM

62°

62°

Partly Cloudy

NW 5

90%

59°

Saturday
30 AUG 2025

2 AM

58°

57°

Partly Cloudy

5%

0% Thunder
( 0% severe)

NW 6

87%

54°

Low 53°

5 AM

55°

54°

Partly Cloudy

NW 6

83%

50°

High 74°

8 AM

58°

57°

Clear

4%

0% Thunder
( 0% severe)

NW 7

80%

52°

Clear

11 AM

67°

67°

Clear

WNW 8

56%

51°

2 PM

71°

71°

Clear

3%

0% Thunder
( 0% severe)

W 9

49%

51°

5 PM

71°

71°

Clear

W 8

51%

52°

8 PM

66°

66°

Clear

W 6

63%

53°


GROTON, CT extended weather forecast
Sunday 31 AUG 2025	Monday 1 SEP 2025	Tuesday 2 SEP 2025	Wednesday 3 SEP 2025	Thursday 4 SEP 2025
Low 50°	Low 56°	Low 57°	Low 58°	Low 58°
High 74°	High 73°	High 71°	High 72°	High 71°

Clear 6% Rain	Partly Cloudy 16% Rain	Partly Cloudy 25% Rain	Partly Cloudy 30% Rain	Mostly Cloudy 41% Rain

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