Wind
0 mph
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Local Forecast
Current conditions, 5-day forecast, active weather alerts for Groton, CT
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Hour-by-Hour Current Observation
Clear
Wind
0 mph
N
UV Index
0
None
Humidity
93%
Dew 33°F
Sun
7:08 AM · 5:56 PM
Rise · Set
Source: WILLIMANTIC (KIJD). Slider scrubs the next 12 hours.
5-Day Outlook
Tuesday
Mostly Cloudy
Overnight: Partly Cloudy
Tuesday
Mostly cloudy. High near 65, with temperatures falling to around 60 in the afternoon. Northeast wind 9 to 14 mph, with gusts as high as 25 mph.
Night
Partly cloudy. Low around 44, with temperatures rising to around 46 overnight. Northeast wind 7 to 13 mph, with gusts as high as 26 mph.
Wednesday
Mostly Cloudy
Overnight: Mostly Cloudy
Wednesday
Mostly sunny. High near 59, with temperatures falling to around 54 in the afternoon. Northeast wind around 14 mph, with gusts as high as 26 mph.
Night
Partly cloudy. Low around 41, with temperatures rising to around 43 overnight. North wind 7 to 10 mph, with gusts as high as 23 mph.
Thursday
Partly Sunny
Overnight: Mostly Clear
Thursday
Mostly sunny. High near 65, with temperatures falling to around 61 in the afternoon.
Night
Mostly clear, with a low around 41.
Friday
Mostly Sunny
Overnight: Mostly Clear
Friday
Sunny, with a high near 57.
Night
Mostly clear, with a low around 37.
Saturday
Mostly Sunny
Overnight: Clear
Saturday
Sunny, with a high near 58.
Night
Clear, with a low around 39.
Groton, CT Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Groton, CT.
Active Alerts
Per-location alert detail and NWS source feeds.
Storm Reports
Recent storm reports including wind, hail, and tornadoes.
Model Analysis
Interactive forecast model guidance.
Satellite Imagery
GOES-East and GOES-West, visible and infrared.