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

Meriden, Meriden Markham Municipal Airport (KMMK)

Lat: 41.51°NLon: 72.83°WElev: 102ft.

Mostly Cloudy

16°C

60°F

Humidity 28%
Wind Speed NA
Barometer 1002.1 mb (29.59 in)
Dewpoint -3°C (27°F)
Visibility 16 km
Last update 22 Mar 6:53 pm EDT
Extended Forecast for

Portland CT

  • Tonight

    Tonight: Showers, mainly before 10pm. Low around -2. Southwest wind 13 to 21 km/h becoming northwest in the evening. Winds could gust as high as 48 km/h. Chance of precipitation is 80%.

    Low: -2 °C

    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 8. Wind chill values between -5 and 5. Northwest wind 16 to 21 km/h, with gusts as high as 42 km/h.

    High: 8 °C

    Sunny

  • Sunday Night

    Sunday Night: A chance of snow after 2am, mixing with rain after 5am. Increasing clouds, with a low around 1. Calm wind. Chance of precipitation is 40%.

    Low: 1 °C

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Monday

    Monday: Rain and snow, possibly mixed with sleet, becoming all rain after 10am. High near 7. Southeast wind 8 to 13 km/h. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half centimeter possible.

    High: 7 °C

    Wintry Mix
    then Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 3. West wind 8 to 10 km/h.

    Low: 3 °C

    Chance Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 12.

    High: 12 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 0.

    Low: 0 °C

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Partly sunny, with a high near 9.

    High: 9 °C

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -2.

    Low: -2 °C

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly before 10pm. Low around -2. Southwest wind 13 to 21 km/h becoming northwest in the evening. Winds could gust as high as 48 km/h. Chance of precipitation is 80%.
Sunday
Sunny, with a high near 8. Wind chill values between -5 and 5. Northwest wind 16 to 21 km/h, with gusts as high as 42 km/h.
Sunday Night
A chance of snow after 2am, mixing with rain after 5am. Increasing clouds, with a low around 1. Calm wind. Chance of precipitation is 40%.
Monday
Rain and snow, possibly mixed with sleet, becoming all rain after 10am. High near 7. Southeast wind 8 to 13 km/h. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half centimeter possible.
Monday Night
A 30 percent chance of rain before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 3. West wind 8 to 10 km/h.
Tuesday
Mostly sunny, with a high near 12.
Tuesday Night
Mostly cloudy, with a low around 0.
Wednesday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 9.
Wednesday Night
Partly cloudy, with a low around -2.
Thursday
Sunny, with a high near 11.
Thursday Night
Partly cloudy, with a low around 2.
Friday
Mostly sunny, with a high near 14.
Friday Night
Mostly cloudy, with a low around 4.
Saturday
Mostly cloudy, with a high near 16.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Portland CT
 41.57°N 72.62°W (Elev. 10 m)
Last Update:
7:15 pm EDT Mar 22, 2025
Forecast Valid:
7pm EDT Mar 22, 2025-6pm EDT Mar 29, 2025
 
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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