Southport, CT Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Aug 2
Mostly Cloudy
Close Hourly
82º / 73º 9% SSE 13 mph 70%
11am Mostly Sunny 80º 2% S 10 mph 74%
12pm Partly Cloudy 81º 1% S 11 mph 70%
1pm Partly Cloudy 82º 2% S 12 mph 65%
2pm Cloudy 81º 2% SSE 12 mph 66%
3pm Cloudy 81º 4% SSE 13 mph 69%
4pm Cloudy 80º 4% SSE 12 mph 72%
5pm Cloudy 80º 9% SSE 11 mph 72%
6pm Cloudy 79º 4% SSE 10 mph 75%
7pm Cloudy 78º 20% SE 8 mph 81%
8pm Cloudy 76º 16% SE 7 mph 87%
9pm Cloudy 75º 16% SE 7 mph 93%
10pm Cloudy 75º 23% SE 6 mph 95%
11pm Cloudy 75º 24% SSE 6 mph 96%
Mon
Aug 3
Thunderstorms
View Hourly
79º / 64º 75% SSW 13 mph 92%
12am Showers 75º 40% SSE 7 mph 98%
1am Thunderstorms 75º 65% SSE 8 mph 97%
2am Thunderstorms 75º 89% S 9 mph 98%
3am Thunderstorms 75º 71% S 9 mph 99%
4am Scattered Thunderstorms 75º 49% S 11 mph 100%
5am Scattered Thunderstorms 75º 48% S 11 mph 99%
6am Thunderstorms 75º 81% S 11 mph 98%
7am Thunderstorms 74º 75% SSW 11 mph 100%
8am Scattered Thunderstorms 75º 57% SSW 12 mph 98%
9am Thunderstorms 76º 75% SSW 12 mph 94%
10am Scattered Thunderstorms 77º 57% SSW 12 mph 93%
11am Thunderstorms 77º 63% SSW 12 mph 93%
12pm Thunderstorms 78º 63% SSW 12 mph 92%
1pm Scattered Thunderstorms 78º 45% SSW 12 mph 90%
2pm Scattered Thunderstorms 79º 50% SSW 13 mph 88%
3pm Scattered Thunderstorms 79º 41% SSW 12 mph 89%
4pm Thunderstorms 79º 65% SW 11 mph 90%
5pm Thunderstorms 79º 62% SW 11 mph 85%
6pm Showers 78º 39% SW 9 mph 86%
7pm Mostly Cloudy 77º 16% SW 7 mph 86%
8pm Mostly Cloudy 76º 19% WSW 7 mph 86%
9pm Partly Cloudy 75º 14% W 6 mph 84%
10pm Partly Cloudy 74º 13% NW 6 mph 82%
11pm Partly Cloudy 72º 12% NW 6 mph 82%
Tue
Aug 4
Mostly Sunny
View Hourly
83º / 66º 4% W 7 mph 60%
12am Partly Cloudy 71º 3% NW 6 mph 83%
1am Partly Cloudy 69º 4% NW 5 mph 84%
2am Mostly Clear 68º 4% NW 6 mph 83%
3am Mostly Clear 67º 4% NW 5 mph 84%
4am Clear 67º 4% NW 5 mph 83%
5am Clear 66º 4% NW 5 mph 85%
6am Sunny 65º 4% NW 5 mph 87%
7am Sunny 67º 4% NNW 5 mph 84%
8am Mostly Sunny 70º 4% NNW 5 mph 80%
9am Mostly Sunny 72º 3% NNW 5 mph 74%
10am Mostly Sunny 74º 1% N 6 mph 67%
Wed
Aug 5
Showers 81º / 71º 44% SSE 8 mph 79%
Thu
Aug 6
PM Showers 86º / 73º 33% SSW 10 mph 77%
Fri
Aug 7
PM Thunderstorms 88º / 72º 49% SW 10 mph 73%
Sat
Aug 8
Scattered Thunderstorms 85º / 71º 56% SW 9 mph 75%
Sun
Aug 9
PM Thunderstorms 85º / 73º 34% SW 11 mph 74%

Weather Radar for Southport, CT See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Southport, CT

Today
High : 83ºF
Mostly cloudy, with a high near 83. South wind 8 to 13 mph.
Tonight
Low : 71ºF
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 71. South wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
High : 81ºF
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. High near 81. Southwest wind around 11 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Low : 67ºF
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 67. Southwest wind around 5 mph becoming light and variable. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
High : 83ºF
Mostly sunny, with a high near 83. North wind around 7 mph becoming southeast in the afternoon.
Tuesday Night
Low : 68ºF
Mostly cloudy, with a low around 68.
Wednesday
High : 84ºF
A 30 percent chance of showers. Partly sunny, with a high near 84.
Wednesday Night
Low : 71ºF
Mostly cloudy, with a low around 71.
Thursday
High : 87ºF
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 87.
Thursday Night
Low : 72ºF
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 72.
Friday
High : 86ºF
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Friday Night
Low : 71ºF
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
High : 86ºF
A 40 percent chance of showers. Mostly sunny, with a high near 86.

NOAA Buoy Data Near Southport, CT See Map

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    Wind Speed Forecast for Southport, CT

    SundayMondayTuesday
    Wind Speed (MPH) 10138691112127655
    3pm7pm11pm3am7am11am3pm7pm11pm3am7am11am
    MPH 10138691112127655
    DIR SSSESESSESSSWSSWSSWSWNWNWNNW

    Current Weather Conditions In Southport, CT

    As Of: 47 minutes ago

    • 80ºF
    • 85ºF
    • 10mph
    • 0º (S)
    • 18mph
    • Mostly Sunny
    • 10mi
    • 29.97"
    • 74%
    • 0ºF

    The weather right now in Southport, CT is Mostly Sunny. The current temperature is 80°F, and the expected high and low for today, Sunday, August 2, 2026, are 82° high temperature and 73°F low temperature. The wind is currently blowing at 10 miles per hour, and coming from the South. The wind is gusting to 18 mph. With the wind and the atmosphere the temperature feels like 85° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 74 percent, and air pressure at 29.97 in. Visibility is 10 nautical miles. There are no current weather alert(s).