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

Hazardous Weather Conditions

Current conditions at

Meriden, Meriden Markham Municipal Airport (KMMK)

Lat: 41.51°NLon: 72.83°WElev: 102ft.

Fog/Mist

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in (1019.3 mb)
Dewpoint 32°F (0°C)
Visibility 3.00 mi
Last update 17 Feb 7:53 pm EST
Extended Forecast for

Haddam CT

Dense Fog Advisory February 17, 10:00pm until February 18, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Patchy dense fog between 10pm and 1am. Widespread dense freezing fog, mainly after 4am. Otherwise, increasing clouds, with a low around 30. Calm wind.

    Low: 30 °F

    Dense
    Freezing Fog
    and Patchy
    Dense Fog

  • Wednesday

    Wednesday: Rain, mainly after 10am. Areas of dense fog before 10am. Widespread dense freezing fog before 7am. High near 40. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Rain and
    Dense
    Freezing Fog

  • Wednesday Night

    Wednesday Night: Rain, possibly mixing with snow after 10pm, then gradually ending. Low around 30. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Partly sunny, with a high near 41. Calm wind.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: A chance of rain and snow before 1pm, then rain. High near 40. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.

    Low: 30 °F

    Rain Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy dense fog between 10pm and 1am. Widespread dense freezing fog, mainly after 4am. Otherwise, increasing clouds, with a low around 30. Calm wind.
Wednesday
Rain, mainly after 10am. Areas of dense fog before 10am. Widespread dense freezing fog before 7am. High near 40. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, possibly mixing with snow after 10pm, then gradually ending. Low around 30. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Partly sunny, with a high near 41. Calm wind.
Thursday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 27. Calm wind.
Friday
A chance of rain and snow before 1pm, then rain. High near 40. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Saturday
Mostly cloudy, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 36.
Sunday Night
Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Haddam CT
 41.46°N 72.5°W (Elev. 167 ft)
Last Update:
3:29 pm EST Feb 17, 2026
Forecast Valid:
8pm EST Feb 17, 2026-6pm EST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation