Weather for Southport, Connecticut
Current Weather
Five Day Weather Forecast
Mon
H: 35°F
L: 8°F
Tue
H: 30°F
L: 13°F
Wed
H: 31°F
L: 25°F
Thu
H: 26°F
L: 8°F
Fri
H: 25°F
L: 2°F
Air Quality
Nitrogen Dioxide: 5.85 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 86 μg/m3
Astronomical
Sun Transit: 12:06 AM
Sunset: 5:11 PM
Daylight: 10 hrs 8 mins
Moon Transit: 12:24 AM
Moonset: 7:36 AM
Moon Phase: Full
Moon Illumination: 99.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:38 PM - 5:08 PM
Minor Periods
5:45 PM - 7:15 PM7:06 AM - 8:36 AM
Action Rating: 5 out of 5
Cold Weather Advisory issued February 2 at 1:04AM EST until February 2 at 10:00AM EST by NWS Upton NY
Effective: Mon February 2, 2026, 1:04 AM
Expires: Mon February 2, 2026, 9:15 AM
* WHAT...Very cold wind chills as low as 10 below. * WHERE...Orange and Putnam Counties. * WHEN...Until 10 AM EST this morning. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Coastal Flood Statement issued February 1 at 3:53PM EST until February 2 at 12:00PM EST by NWS Upton NY
Effective: Sun February 1, 2026, 3:53 PM
Expires: Mon February 2, 2026, 6:00 AM
* WHAT...Up to one half foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Queens and Southern Nassau Counties. * WHEN...Monday morning. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline.
Do not drive through flooded roadways.
Coastal Flood Statement issued February 2 at 2:24AM EST until February 2 at 12:00PM EST by NWS Upton NY
Effective: Mon February 2, 2026, 2:24 AM
Expires: Mon February 2, 2026, 12:00 PM
* WHAT...Up to one half foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Queens and Southern Nassau Counties. * WHEN...From 6 AM this morning to noon EST today. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline.
Do not drive through flooded roadways.
Cold Weather Advisory issued February 1 at 10:27PM EST until February 2 at 10:00AM EST by NWS Albany NY
Effective: Sun February 1, 2026, 10:27 PM
Expires: Mon February 2, 2026, 10:00 AM
* WHAT...Very cold wind chills as low as 10 t0 20 below. * WHERE...In northwestern Connecticut, Litchfield County. In western Massachusetts, Berkshire County. In eastern New York, the eastern Catskills, Helderbergs, Taconics and southern portions of the mid Hudson Valley. * WHEN...Until 10 AM EST Monday. * IMPACTS...The cold wind chills as low as 10 to 20 below zero could result in hypothermia or frostbite if precautions are not taken. * ADDITIONAL DETAILS...The coldest wind chills will be across the higher elevations of the eastern Catskills and Berkshires.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.73 μg/m3
Sulphur Dioxide: 1.89 μg/m3
Ozone: 79.52 μg/m3
Astronomical
Sun Transit: 12:06 AM
Sunset: 5:11 PM
Daylight: 10 hrs 8 mins
Moon Transit: 12:24 AM
Moonset: 7:36 AM
Moon Phase: Full
Moon Illumination: 99.4%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:38 PM - 5:08 PM
Minor Periods
5:45 PM - 7:15 PM7:06 AM - 8:36 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 20.98 μg/m3
Sulphur Dioxide: 3.58 μg/m3
Ozone: 62.12 μg/m3
Astronomical
Sun Transit: 12:06 AM
Sunset: 5:12 PM
Daylight: 10 hrs 10 mins
Moon Transit: 1:15 AM
Moonset: 8:02 AM
Moon Phase: Full
Moon Illumination: 96.3%
Best Times for Fishing or Hunting
Major Periods
12:45 AM - 3:15 AM3:26 PM - 5:56 PM
Minor Periods
6:56 PM - 8:26 PM7:32 AM - 9:02 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 30.22 μg/m3
Sulphur Dioxide: 3.71 μg/m3
Ozone: 46.56 μg/m3
Astronomical
Sun Transit: 12:07 AM
Sunset: 5:14 PM
Daylight: 10 hrs 13 mins
Moon Transit: 2:01 AM
Moonset: 8:24 AM
Moon Phase: Full
Moon Illumination: 90.9%
Best Times for Fishing or Hunting
Major Periods
1:31 AM - 4:01 AM4:11 PM - 6:41 PM
Minor Periods
8:04 PM - 9:34 PM7:54 AM - 9:24 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 12.99 μg/m3
Sulphur Dioxide: 1.84 μg/m3
Ozone: 68.48 μg/m3
Astronomical
Sun Transit: 12:07 AM
Sunset: 5:15 PM
Daylight: 10 hrs 15 mins
Moon Transit: 2:44 AM
Moonset: 8:45 AM
Moon Phase: Waning Gibbous
Moon Illumination: 83.4%
Best Times for Fishing or Hunting
Major Periods
2:14 AM - 4:44 AM4:53 PM - 7:23 PM
Minor Periods
9:09 PM - 10:39 PM8:15 AM - 9:45 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 42.27 μg/m3
Sulphur Dioxide: 2.46 μg/m3
Ozone: 30.08 μg/m3
Astronomical
Sun Transit: 12:07 AM
Sunset: 5:16 PM
Daylight: 10 hrs 17 mins
Moon Transit: 3:27 AM
Moonset: 9:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 74.1%
Best Times for Fishing or Hunting
Major Periods
2:57 AM - 5:27 AM5:35 PM - 8:05 PM
Minor Periods
10:14 PM - 11:44 PM8:35 AM - 10:05 AM
Action Rating: 3 out of 5