Monsoon and Tropical Activity Expected to Produce Heavy Rain Across the Southwest and Southern Plains

Monsoon activity will generate localized to considerable flash flooding this weekend from the Southwest into the Southern Plains. Potential Tropical Cyclone Four is expected to produce tropical storm conditions, heavy rain, and rough surf in southern Texas as it approaches northeast Mexico. Heat is expected to peak in California this weekend with temperatures reaching the 100s. Read More >

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Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

74°F

23°C

Humidity	69%
Wind Speed	Vrbl 5 mph
Barometer	30.11 in (1019.5 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	19 Aug 10:56 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

2 Miles N South Lyme CT

Tonight

Patchy Fog
Low: 67 °F
Saturday

Patchy Fog
then Sunny
High: 87 °F
Saturday
Night

Mostly Clear
then Patchy
Fog
Low: 67 °F
Sunday

Patchy Fog
then Partly
Sunny
High: 83 °F
Sunday
Night

Chance
T-storms
Low: 67 °F
Monday

T-storms
Likely
High: 79 °F
Monday
Night

Showers
Likely
Low: 67 °F
Tuesday

Chance
Showers then
Chance
T-storms
High: 82 °F
Tuesday
Night

Chance
T-storms then
Partly Cloudy
Low: 66 °F

Detailed Forecast

Tonight

Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 67. Southwest wind 3 to 5 mph.

Saturday

Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87. Calm wind becoming south 5 to 8 mph in the afternoon.

Saturday Night

Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.

Sunday

Patchy fog before 7am. Otherwise, partly sunny, with a high near 83. Calm wind becoming southeast 5 to 8 mph in the morning.

Sunday Night

A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.

Monday

Showers and thunderstorms likely, mainly between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers likely, mainly before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

Tuesday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.

Tuesday Night

A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

Wednesday

Mostly sunny, with a high near 85.

Wednesday Night

Mostly clear, with a low around 67.

Thursday

Sunny, with a high near 86.