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

Severe Thunderstorm and Flash Flood Threats Sunday

Scattered severe thunderstorms capable of producing damaging winds and large hail will be possible across portions of the northern Plains Sunday. Isolated severe thunderstorms are also possible across the central and southern High Plains as well as southern New England. Excessive rainfall may lead to flash flooding across the Dakotas and into northwestern Minnesota. Read More >

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

67°F

19°C

Humidity 93%
Wind Speed Calm
Barometer 29.94 in (1013.9 mb)
Dewpoint 65°F (18°C)
Visibility 8.00 mi
Last update 5 Jul 12:56 am EDT
Extended Forecast for

Mystic CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 65. Calm wind.

    Mostly Cloudy

    Low: 65 °F

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 81. Calm wind becoming south 5 to 9 mph in the morning.

    Slight Chance
    Showers then
    Mostly Sunny

    High: 81 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.

    Partly Cloudy
    then Slight
    Chance
    Showers

    Low: 66 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. North wind 5 to 7 mph becoming southeast in the afternoon.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 82 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening.

    Partly Cloudy

    Low: 62 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 66.

    Mostly Cloudy

    Low: 66 °F

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81.

    Partly Sunny
    then Chance
    T-storms

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 70.

    Mostly Cloudy

    Low: 70 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 65. Calm wind.
Sunday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 81. Calm wind becoming south 5 to 9 mph in the morning.
Sunday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. North wind 5 to 7 mph becoming southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81.
Wednesday Night
Mostly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly cloudy, with a low around 69.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mystic CT
 41.35°N 71.96°W (Elev. 0 ft)
Last Update:
7:21 pm EDT Jul 4, 2020
Forecast Valid:
1am EDT Jul 5, 2020-6pm EDT Jul 11, 2020
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic 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