Severe Thunderstorm and Critical Fire Weather Threats in the Central U.S. Tuesday

There is an Enhanced Risk (Level 3 of 5) for severe thunderstorms Tuesday with threats for significant severe hail and tornado potential over southern Iowa into northern Missouri and west-central Illinois. Elevated to critical fire weather is possible Tuesday due to gusty winds and dry conditions over parts of the southern High Plains and northeastern Montana. Read More >

Hazardous Weather Conditions

Flood Warning until April 17, 06:00 PM EDT

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Current conditions at

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

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Overcast

16°C

61°F

Humidity	43%
Wind Speed	N 19 km/h
Barometer	1013.4 mb (29.93 in)
Dewpoint	3°C (38°F)
Visibility	16 km
Last update	15 Apr 10:56 pm EDT

More Information:

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

Extended Forecast for

3 Miles SE Old Lyme CT

Flood Warning until April 17, 06:00pm

Click here for hazard details and duration

Flood Warning

Flood Warning until April 17, 06:00pm

NOW until
6:00pm Wed

Flood Warning
Tonight

Decreasing
Clouds
Low: 8 °C
Tuesday

Sunny
High: 18 °C
Tuesday
Night

Mostly Clear
Low: 6 °C
Wednesday

Increasing
Clouds
High: 13 °C
Wednesday
Night

Showers
Likely
Low: 7 °C
Thursday

Showers
Likely
High: 10 °C
Thursday
Night

Chance
Showers
Low: 6 °C
Friday

Mostly Cloudy
High: 12 °C

Detailed Forecast

Tonight

Mostly cloudy, then gradually becoming clear, with a low around 8. Northwest wind 10 to 13 km/h.

Tuesday

Sunny, with a high near 18. West wind 11 to 16 km/h.

Tuesday Night

Mostly clear, with a low around 6. Northwest wind 8 to 10 km/h.

Wednesday

Increasing clouds, with a high near 13. Northeast wind 8 to 11 km/h becoming south in the afternoon.

Wednesday Night

Showers likely, mainly after 2am. Mostly cloudy, with a low around 7. East wind 10 to 13 km/h. Chance of precipitation is 60%. New precipitation amounts between 2.5 and 5 mm possible.

Thursday

Showers likely, mainly before 8am. Mostly cloudy, with a high near 10. Chance of precipitation is 60%. New precipitation amounts between 2.5 and 5 mm possible.

Thursday Night

A 30 percent chance of showers before 2am. Mostly cloudy, with a low around 6.

Friday

Mostly cloudy, with a high near 12.

Friday Night

A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 8.

Saturday

A 30 percent chance of showers. Partly sunny, with a high near 15.

Saturday Night

A 30 percent chance of showers. Partly cloudy, with a low around 6.

Sunday

Partly sunny, with a high near 14.