Storm Warning — Boston Harbor, AN, Narragansett Bay, AN 7:00 PM Wind Advisory — Northern Middlesex, CT, Northern New London, CT, Southern Fairfield, CT, Southern New Haven, CT, Southern Middlesex, CT, Southern New London, CT, Southern Westchester, NY, New York (Manhattan), NY, Bronx, NY, Richmond (Staten Is.), NY, Kings (Brooklyn), NY, Northwest Suffolk, NY, Northeast Suffolk, NY, Southwest Suffolk, NY, Southeast Suffolk, NY, Northern Queens, NY, Northern Nassau, NY, Southern Queens, NY, Southern Nassau, NY 5:00 AM Coastal Flood Advisory — Southern Middlesex, CT, Southern New London, CT 5:00 PM

Stonington, Connecticut

Last updated: 3:43 AM CDT  ·  Refresh
14°C
Feels like 7°
Overcast
▲ 18°  /  ▼ 13°
Wind
26 mph NNE
Humidity
85%
Dew Point
12°
Pressure
29.80 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
92%
Sunrise
6:39 AM
Sunset
6:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Stonington is currently overcast at 14°C. Precipitation is likely — peak probability 90% around 10 PM. Sunrise: 6:39AM · Sunset: 6:37PM.

Alerts

Storm Warning
Boston Harbor, AN, Narragansett Bay, AN
Expires 7:00 PM
Wind Advisory
Northern Middlesex, CT, Northern New London, CT, Southern Fairfield, CT, Southern New Haven, CT, Southern Middlesex, CT, Southern New London, CT, Southern Westchester, NY, New York (Manhattan), NY, Bronx, NY, Richmond (Staten Is.), NY, Kings (Brooklyn), NY, Northwest Suffolk, NY, Northeast Suffolk, NY, Southwest Suffolk, NY, Southeast Suffolk, NY, Northern Queens, NY, Northern Nassau, NY, Southern Queens, NY, Southern Nassau, NY
Expires 5:00 AM
Coastal Flood Advisory
Southern Middlesex, CT, Southern New London, CT
Expires 5:00 PM
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
14°
77%
5 AM
13°
86%
6 AM
13°
83%
7 AM
13°
81%
8 AM
13°
81%
9 AM
14°
77%
10 AM
14°
76%
11 AM
14°
76%
12 PM
14°
81%
1 PM
16°
81%
2 PM
16°
81%
3 PM
16°
81%
4 PM
16°
81%
5 PM
14°
81%
6 PM
14°
81%
7 PM
14°
81%
8 PM
14°
85%
9 PM
13°
85%
10 PM
14°
90%
11 PM
14°
90%
12 AM
14°
90%
1 AM
14°
90%
2 AM
14°
90%
3 AM
15°
90%
7-Day Forecast
Today
18° 13°
Overcast with a 90% chance of rain.
Sun
20° 14°
Overcast with a 90% chance of rain.
Mon
21° 16°
Overcast with a 90% chance of rain.
Tue
19° 15°
Overcast with a 61% chance of rain.
Wed
22° 15°
Rain, 29% chance.
Thu
24° 17°
Clear with a 20% chance of rain.
Fri
22° 16°
Clear with a 42% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 14° Overcast 77% 26 mph NNE 85%
5 AM 13° Overcast 86% 28 mph NNE 88%
6 AM 13° Mostly Cloudy 83% 28 mph NNE 89%
7 AM 13° Rain 81% 28 mph NNE 90%
8 AM 13° Rain 81% 28 mph NNE 90%
9 AM 14° Overcast 77% 29 mph NNE 88%
10 AM 14° Overcast 76% 29 mph NNE 87%
11 AM 14° Rain 76% 29 mph NNE 88%
12 PM 14° Overcast 81% 29 mph NNE 88%
1 PM 16° Overcast 81% 29 mph NNE 89%
2 PM 16° Overcast 81% 30 mph NNE 89%
3 PM 16° Heavy Rain 81% 30 mph NNE 89%
4 PM 16° Heavy Rain 81% 30 mph NNE 89%
5 PM 14° Heavy Rain 81% 30 mph NNE 90%
6 PM 14° Heavy Rain 81% 31 mph NNE 90%
7 PM 14° Heavy Rain 81% 31 mph NNE 91%
8 PM 14° Heavy Rain 85% 31 mph NNE 92%
9 PM 13° Heavy Rain 85% 31 mph NNE 92%
10 PM 14° Heavy Rain 90% 31 mph NNE 92%
11 PM 14° Heavy Rain 90% 31 mph NNE 91%
12 AM 14° Heavy Rain 90% 30 mph NNE 92%
1 AM 14° Heavy Rain 90% 30 mph NNE 92%
2 AM 14° Heavy Rain 90% 30 mph NNE 93%
3 AM 15° Heavy Rain 90% 29 mph NNE 93%
15-Day Forecast
Today
9/26
Overcast
90%
13°
18°
Sun
9/27
Overcast
90%
14°
20°
Mon
9/28
Overcast
90%
16°
21°
Tue
9/29
Overcast
61%
15°
19°
Wed
9/30
Rain
29%
15°
22°
Thu
10/1
Clear
20%
17°
24°
Fri
10/2
Clear
42%
16°
22°
Sat
10/3
Drizzle
42%
15°
23°
Sun
10/4
Rain
90%
15°
21°
Mon
10/5
Drizzle
66%
12°
20°
Tue
10/6
Rain
90%
10°
19°
Wed
10/7
Drizzle
60%
9°
17°
Thu
10/8
Drizzle
60%
9°
17°
Fri
10/9
Drizzle
60%
9°
17°
Sat
10/10
Drizzle
60%
10°
18°
30
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
15 AQI 2.7 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 30 Good 30 15
Sun 31 Good 31 16
Mon 30 Good 30 23
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

Model sounding data is unavailable for this location.