Heavy Rain and Strong-to-Severe Thunderstorms from the Central Miss. Valley to the Mid-Atlantic

A slow-moving weather system in the eastern U.S. will focus showers and thunderstorms from the mid-Mississippi River Valley to the Mid-Atlantic on Thursday. Abundant moisture will allow occasionally heavy rainfall. Flash Flood Watches are in effect in these areas. Severe thunderstorms with damaging wind gusts and large hail will also be possible in this same area. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

72°F

22°C

Humidity 84%
Wind Speed Calm
Barometer 29.89 in (1012.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 28 Jul 3:56 am EDT
Extended Forecast for

4 Miles W Salem CT

  • Today

    Today: A slight chance of showers and thunderstorms between 2pm and 4pm, then a slight chance of thunderstorms after 4pm.  Patchy fog before 7am.  Otherwise, sunny, with a high near 90. Calm wind becoming south 5 to 8 mph in the afternoon.  Chance of precipitation is 20%.

    Patchy Fog
    then Slight
    Chance
    T-storms

    High: 90 °F

  • Tonight

    Tonight: A slight chance of rain, then a chance of rain and thunderstorms after midnight. Some of the storms could produce heavy rainfall.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 70. Calm wind.  Chance of precipitation is 50%.

    Slight Chance
    Rain then
    Heavy Rain
    and Patchy
    Fog

    Low: 70 °F

  • Friday

    Friday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 79. Light and variable wind becoming northeast 5 to 7 mph in the morning.  Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Heavy Rain

    High: 79 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and midnight.  Mostly cloudy, with a low around 63. North wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Mostly Cloudy

    Low: 63 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 85. North wind around 5 mph becoming light and variable  in the afternoon.

    Mostly Sunny

    High: 85 °F

  • Saturday
    Night

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

    Mostly Cloudy

    Low: 66 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 82.

    Chance
    T-storms

    High: 82 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 67.

    Chance
    T-storms then
    Chance
    Showers

    Low: 67 °F

  • Monday

    Monday: Partly sunny, with a high near 81.

    Partly Sunny

    High: 81 °F

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 2pm and 4pm, then a slight chance of thunderstorms after 4pm. Patchy fog before 7am. Otherwise, sunny, with a high near 90. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A slight chance of rain, then a chance of rain and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 50%.
Friday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. Light and variable wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and midnight. Mostly cloudy, with a low around 63. North wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 85. North wind around 5 mph becoming light and variable in the afternoon.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Monday
Partly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
4 Miles W Salem CT
 41.49°N 72.35°W (Elev. 299 ft)
3:33 am EDT Jul 28, 2016
4am EDT Jul 28, 2016-6pm EDT Aug 3, 2016
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database