Fire Weather Conditions in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat is waning over the Pacific Northwest. Dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather to the Pacific Northwest and Intermountain West. Heavy rain and thunderstorms continue across portions of the Great Basin, Rockies, and central/southern Plains into the Ozarks. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Current conditions at

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

Lat: 41.33° N Lon: 72.05° W Elev: 10 ft.

Partly Cloudy

56°F

13°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 27 Aug 6:56 am EDT
Detailed forecast for

Southern Middlesex

Today
Mostly sunny. Highs in the upper 70s. North winds around 5 mph, becoming west this afternoon.
Tonight
Mostly clear. Lows in the mid 50s. Northwest winds around 5 mph.
Thursday
Mostly sunny. Highs in the upper 70s. West winds around 5 mph, becoming southwest in the afternoon.
Thursday Night
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the lower 60s. South winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent.
Friday
Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.
Friday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Lows in the mid 50s. Chance of rain 50 percent.
Saturday
Sunny. Highs in the mid 70s.
Saturday Night
Mostly clear. Lows in the mid 50s.
Sunday
Sunny. Highs in the upper 70s.
Sunday Night
Partly cloudy. Lows in the mid 50s.
Labor Day
Mostly sunny. Highs in the mid 70s.
Monday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s.
Tuesday
Mostly sunny. Highs in the mid 70s.



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140 AM EDT Wed Aug 27 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database