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.

Fog/Mist

27°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 30.03 in (1016.9 mb)
Dewpoint 26°F (-3°C)
Visibility 4.00 mi
Last update 18 Jan 4:53 am EST
Extended Forecast for

Unionville CT

Winter Weather Advisory January 18, 07:00am until January 19, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A chance of snow. Patchy fog. Otherwise, cloudy, with a low around 28. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance Snow
    and Patchy
    Fog

  • Sunday

    Sunday: Snow. Patchy fog. High near 36. Light and variable wind. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow and
    Patchy Fog

  • Sunday Night

    Sunday Night: Snow, mainly before midnight. Patchy fog between 1am and 3am. Patchy freezing fog before 9pm. Low around 21. Northwest wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Snow and
    Patchy
    Freezing Fog
    then Chance
    Snow and
    Patchy Fog

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 31. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14. West wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22. West wind 6 to 16 mph.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8. West wind 3 to 8 mph.

    Low: 8 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. Calm wind becoming south 5 to 9 mph in the morning.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow showers after 11pm. Mostly cloudy, with a low around 23. Southwest wind around 7 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
A chance of snow. Patchy fog. Otherwise, cloudy, with a low around 28. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Snow. Patchy fog. High near 36. Light and variable wind. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow, mainly before midnight. Patchy fog between 1am and 3am. Patchy freezing fog before 9pm. Low around 21. Northwest wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
M.L.King Day
Mostly sunny, with a high near 31. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 14. West wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 22. West wind 6 to 16 mph.
Tuesday Night
Mostly clear, with a low around 8. West wind 3 to 8 mph.
Wednesday
Mostly sunny, with a high near 29. Calm wind becoming south 5 to 9 mph in the morning.
Wednesday Night
A chance of snow showers after 11pm. Mostly cloudy, with a low around 23. Southwest wind around 7 mph. Chance of precipitation is 30%.
Thursday
A chance of snow showers before 10am. Mostly sunny, with a high near 36. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 14. West wind around 6 mph.
Friday
Mostly sunny, with a high near 28. Southwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 20. Southwest wind 3 to 5 mph.
Saturday
A chance of snow showers. Partly sunny, with a high near 32. West wind 5 to 8 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Unionville CT
 41.73°N 72.91°W (Elev. 397 ft)
Last Update:
2:21 am EST Jan 18, 2026
Forecast Valid:
5am EST Jan 18, 2026-6pm EST Jan 24, 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