Nimbocast

Windham, CT Weather

Live radar, hourly and 7-day forecast, and National Weather Service alerts for Windham, Southeastern Connecticut Planning Region, Connecticut.

Updated Jul 29, 2026, 5:07 PM local time · Radar refreshes every 5 minutes

☁️
Windham
Overcast
70°F
Feels like 73°F
Wind 8 mph
Humidity 91%
Cloud cover 100%
UV index 7
Alerts 2

Active alerts (2)

Flood WatchSevere
Northern Litchfield; Southern Litchfield; Northern Berkshire; Southern Berkshire; Northern Saratoga; Northern Warren; Northern Washington; Western Schenectady; Eastern Schenectady; Southern Saratoga; Western Albany; Eastern Albany; Western Rensselaer; Eastern Rensselaer; Western Greene; Eastern Greene; Western Columbia; Eastern Columbia; Western Ulster; Eastern Ulster; Western Dutchess; Eastern Dutchess; Southeast Warren; Southern Washington; Bennington; Western Windham; Eastern Windham
Until Jul 30, 2026, 12:00 AM
Full details
* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...The Greater Capital Region, the Lake George Saratoga
Region, the northern Taconics including the Rensselaer Plateau,
the mid Hudson Valley, eastern Catskills, southern and central
Taconics and Helderbergs of eastern New York, Bennington and
Windham Counties in southern Vermont, the Berkshires of western
Massachusetts, and Litchfield County in northwestern Connecticut.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

* ADDITIONAL DETAILS...
- Periods of moderate to heavy rain and a few thunderstorms
continue through this afternoon. Rainfall rates may reach as
high as 1 inch per hour within the heaviest and most
persistent downpours.

Despite recent dry conditions, such high rainfall rates in a
short period of time can result in flash flooding, especially
in urban and poor drainage areas and where heavy rain
repeatedly impacts a given area. An additional 0.5 to 2
inches of rain is expected for most areas in the flood watch,
with locally  higher amounts possible of 2-4 inches across
the southern Greens, Berkshires and Litchfield County,
Connecticut.

- Http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
Flood WatchSevere
Windham; Northern Worcester; Southern Worcester; Northwest Providence; Southeast Providence
Until Jul 30, 2026, 12:00 AM
Full details
* WHAT...Flooding caused by excessive rainfall continue to be
possible.

* WHERE...Portions of northern Connecticut, including the following
area, Windham CT, central Massachusetts, including the following
areas, Northern Worcester MA and Southern Worcester MA, and
northern Rhode Island, including the following areas, Northwest
Providence RI and Southeast Providence RI.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

* ADDITIONAL DETAILS...
- Flooding caused by excessive rainfall continue to be
possible.
- http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

Windham weather radar

Light Heavy

Next 24 hours

Now
🌦️
70°F
39%
6 PM
☁️
71°F
33%
7 PM
☁️
71°F
36%
8 PM
☁️
71°F
30%
9 PM
70°F
26%
10 PM
🌦️
70°F
25%
11 PM
🌦️
69°F
26%
12 AM
🌦️
68°F
18%
1 AM
☁️
68°F
11%
2 AM
🌦️
68°F
10%
3 AM
☁️
68°F
10%
4 AM
☁️
67°F
13%
5 AM
☁️
68°F
11%
6 AM
☁️
68°F
13%
7 AM
🌦️
68°F
15%
8 AM
🌦️
68°F
18%
9 AM
☁️
68°F
28%
10 AM
☁️
70°F
32%
11 AM
☁️
69°F
38%
12 PM
🌦️
68°F
28%
1 PM
☁️
68°F
26%
2 PM
☁️
70°F
23%
3 PM
☁️
69°F
35%
4 PM
☁️
68°F
29%

7-day forecast

Today
Jul 29
🌦️
74°F
66°F
98%
Thu
Jul 30
🌦️
70°F
64°F
38%
Fri
Jul 31
🌦️
82°F
64°F
27%
Sat
Aug 1
🌦️
87°F
63°F
5%
Sun
Aug 2
☁️
80°F
66°F
31%
Mon
Aug 3
🌦️
78°F
66°F
34%
Tue
Aug 4
☁️
86°F
58°F
10%

Weather near Windham

3 mi Willimantic, CT6 mi Mansfield City, CT9 mi Storrs, CT13 mi Norwich, CT13 mi Plainfield, CT15 mi Montville Center, CT18 mi Killingly Center, CT19 mi Ledyard, CT
Alerts are relayed from the National Weather Service and may lag the official source. In a life-threatening situation always follow weather.gov and local emergency broadcasts.