Wind
3 mph
SSE
Local Forecast
Current conditions, 5-day forecast, active weather alerts for Cos Cob, CT
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Hour-by-Hour Current Observation
Clear
Wind
3 mph
SSE
UV Index
1
Low
Humidity
72%
Dew 46°F
Sun
7:13 AM · 6:04 PM
Rise · Set
Source: WHITE PLAINS (KHPN). Slider scrubs the next 12 hours.
5-Day Outlook
Tonight
Partly Cloudy
Tonight
Mostly clear. Low around 46, with temperatures rising to around 49 overnight. North wind 3 to 8 mph.
Tuesday
Partly Sunny
Overnight: Partly Cloudy
Tuesday
Mostly sunny. High near 68, with temperatures falling to around 64 in the afternoon. North wind around 10 mph, with gusts as high as 21 mph.
Night
Mostly clear. Low around 45, with temperatures rising to around 47 overnight. North wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Mostly Sunny
Overnight: Partly Cloudy
Wednesday
Sunny. High near 62, with temperatures falling to around 58 in the afternoon. Northeast wind 8 to 12 mph.
Night
Partly cloudy. Low around 42, with temperatures rising to around 44 overnight.
Thursday
Mostly Sunny
Overnight: Mostly Clear
Thursday
Sunny, with a high near 65.
Night
Mostly clear, with a low around 43.
Friday
Mostly Sunny
Overnight: Mostly Clear
Friday
Sunny, with a high near 57.
Night
Mostly clear, with a low around 40.
Cos Cob, CT Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Cos Cob, 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.