National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Hartford, Hartford-Brainard Airport (KHFD)

Lat: 41.74°NLon: 72.65°WElev: 16ft.

Overcast

40°F

4°C

Humidity 77%
Wind Speed SE 8 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 15 Mar 10:53 pm EDT
Extended Forecast for

South Windsor CT

Flood Watch March 16, 05:00am until March 17, 08:00am
Wind Advisory March 16, 02:00pm until March 17, 08:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory

  • Tonight

    Tonight: A chance of showers, mainly after 3am. The rain could be heavy at times. Mostly cloudy, with a temperature rising to around 44 by 5am. East wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F⇑

    Heavy Rain

  • Monday

    Monday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog between 3pm and 4pm. High near 63. South wind 11 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 63 °F

    Heavy Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog before 4am, then patchy fog after 5am. Low around 36. Breezy, with a south wind 17 to 21 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 36 °F

    Heavy Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: A chance of showers before 8am. Mostly sunny, with a high near 43. West wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. West wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. West wind around 6 mph.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. South wind around 6 mph becoming calm after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 29. South wind 3 to 6 mph.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly after 3am. The rain could be heavy at times. Mostly cloudy, with a temperature rising to around 44 by 5am. East wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog between 3pm and 4pm. High near 63. South wind 11 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog before 4am, then patchy fog after 5am. Low around 36. Breezy, with a south wind 17 to 21 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
A chance of showers before 8am. Mostly sunny, with a high near 43. West wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 21. West wind 8 to 11 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 40. West wind around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 25. South wind around 6 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 46. Light southeast wind becoming south 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 29. South wind 3 to 6 mph.
Friday
Partly sunny, with a high near 52. West wind 3 to 8 mph.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. South wind around 6 mph. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 52. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 47. West wind 11 to 15 mph, with gusts as high as 26 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Windsor CT
 41.81°N 72.63°W (Elev. 56 ft)
Last Update:
6:15 pm EDT Mar 15, 2026
Forecast Valid:
11pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation