Threats for Tornadoes and Flash Flooding Continue Across the Central U.S. Today

Widespread flooding is ongoing across parts of Oklahoma, Kansas, and Missouri due to very heavy rainfall over the past 24 hours. The threat for severe thunderstorms producing tornadoes, strong winds, large hail, and additional flash flooding, will continue to shift slowly eastward across the region today. Additional, dangerous flooding is expected. Read More >

Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair and Breezy

22°C

72°F

Humidity 28%
Wind Speed NW 33 G 43 km/h
Barometer 1009.9 mb (29.83 in)
Dewpoint 3°C (37°F)
Visibility 16 km
Last update 21 May 3:56 pm EDT
Extended Forecast for

Groton / New London Airport CT

  • Tonight

    Tonight: Clear, with a low around 10. Northwest wind 14 to 24 km/h.

    Clear

    Low: 10 °C

  • Wednesday

    Wednesday: Sunny, with a high near 19. North wind 11 to 21 km/h becoming west in the afternoon.

    Sunny

    High: 19 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 11. South wind 8 to 10 km/h.

    Mostly Clear

    Low: 11 °C

  • Thursday

    Thursday: A 20 percent chance of showers before 2pm.  Mostly cloudy, with a high near 18. South wind 11 to 21 km/h.

    Slight Chance
    Showers

    High: 18 °C

  • Thursday
    Night

    Thursday Night: A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 14. South wind 16 to 18 km/h.  Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.

    Chance
    T-storms then
    Showers
    Likely

    Low: 14 °C

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 8am.  Mostly sunny, with a high near 22. Chance of precipitation is 60%.

    Showers
    Likely then
    Mostly Sunny

    High: 22 °C

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 11.

    Partly Cloudy

    Low: 11 °C

  • Saturday

    Saturday: Mostly sunny, with a high near 18.

    Mostly Sunny

    High: 18 °C

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 13.

    Chance
    Showers

    Low: 13 °C

Detailed Forecast

Tonight
Clear, with a low around 10. Northwest wind 14 to 24 km/h.
Wednesday
Sunny, with a high near 19. North wind 11 to 21 km/h becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 11. South wind 8 to 10 km/h.
Thursday
A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 18. South wind 11 to 21 km/h.
Thursday Night
A chance of thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 14. South wind 16 to 18 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.
Friday
Showers likely and possibly a thunderstorm before 8am. Mostly sunny, with a high near 22. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 18.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
Partly cloudy, with a low around 14.
Memorial Day
A 30 percent chance of showers. Partly sunny, with a high near 22.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 20.
Click Map For Forecast
Point Forecast:
Groton / New London Airport CT
 41.34°N 72.05°W (Elev. 15 m)
3:40 pm EDT May 21, 2019
4pm EDT May 21, 2019-6pm EDT May 28, 2019
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database