Local weather forecast

Weather in Southport, CT

Updated 2026-08-11 13:45 local time · ZIP codes 06890

Now84°F

Sunny

High / Low89° / 70°

Rain chance11%

Wind4 mph

Weather alerts

Active alerts

Coastal Flood Statement issued August 11 at 2:34AM EDT until August 12 at 12:00AM EDT by NWS Upton NY

* WHAT...Up to one half foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...In Connecticut, Southern Fairfield County. In New York, Southern Westchester County. * WHEN...This evening. * IMPACTS...Brief minor flooding of the most vulnerable locations near the waterfront and shoreline * ADDITIONAL DETAILS...Additional rounds of localized minor flooding are likely with the Wednesday Night and Thursday Night high tides. Minor coastal flooding could be a bit more widespread with the Wednesday night high tide.

Safety instructions

Do not drive through flooded roadways.

Hourly

Next hours

Now

84°3% rain

3 PM

85°4% rain

4 PM

84°14% rain

5 PM

84°4% rain

6 PM

85°3% rain

7 PM

81°5% rain

8 PM

78°15% rain

9 PM

75°25% rain

10 PM

74°14% rain

11 PM

74°14% rain

12 AM

73°14% rain

1 AM

70°56% rain

Forecast

3-day weather forecast

Today2026-08-11

89° 70°Sunny

Rain 11%Gust 10 mph

Tomorrow2026-08-12

84° 66°Sunny

Rain 59%Gust 7 mph

Thursday2026-08-13

85° 66°Sunny

Rain 57%Gust 9 mph

Conditions

Weather details

Feels like88°F

Humidity55%

Pressure29.83 inHg

Visibility10 mi

Wind4 mph W

Wind gusts5 mph

Precipitation0.00 in

UV index6

Daylight

Sunrise, sunset and moon

Sunrise05:58 AM

Sunset07:57 PM

Moonrise03:54 AM

Moon phaseNew Moon

Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 56% over the next 12 hours.

Choose light, breathable clothing

It feels like 88°F with winds near 4 mph.

Best window: 7 PM

81°F, 5% rain chance and 7 mph wind.

Allow a little extra driving time

Visibility is around 10 mi; gusts may reach 16 mph.

Run with a few weather adjustments

Current temperature is 84°F, wind 4 mph, rain chance up to 56%.

Moderate UV protection recommended

UV index is 6. Sunscreen and sunglasses are sensible for longer outdoor time.

Southport weather today

Sunny and 84°F in Southport, CT. Today's high is 89°F with a 11% rain chance. Winds are around 4 mph with gusts near 5 mph. Relative humidity is 55%, pressure is 29.83 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Southport

Sunrise is at 05:58 AM and sunset is at 07:57 PM. Tomorrow's forecast calls for Sunny with a high near 84°F and a low near 66°F. The maximum rain chance is 59%.

Nearby

Weather near Southport

Fairfield, CT~3 mi away Westport, CT~3 mi away Bridgeport, CT~6 mi away Weston, CT~7 mi away Norwalk, CT~7 mi away Easton, CT~8 mi away Wilton, CT~9 mi away Trumbull, CT~9 mi away

Connecticut

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Bridgeport New Haven Hartford Stamford Waterbury Norwalk Danbury New Britain West Hartford Hamden Meriden Bristol Manchester West Haven Fairfield Milford

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