Cat Island, MS Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Fri
Jul 17 		Mostly Clear
Close Hourly 		-º / 80º 11% NW 8 mph 81%
10pm Mostly Clear 85º 6% WNW 5 mph 80%
11pm Partly Cloudy 84º 11% NW 5 mph 81%
Sat
Jul 18 		Mostly Sunny
View Hourly 		91º / 81º 24% WNW 10 mph 70%
12am Mostly Clear 84º 10% NW 5 mph 81%
1am Partly Cloudy 84º 2% NW 7 mph 79%
2am Partly Cloudy 83º 2% NW 7 mph 79%
3am Mostly Clear 83º 2% NW 8 mph 81%
4am Mostly Clear 82º 3% NNW 7 mph 81%
5am Mostly Clear 81º 5% NW 7 mph 82%
6am Mostly Clear 81º 6% NNW 8 mph 82%
7am Mostly Sunny 81º 6% NNW 8 mph 84%
8am Partly Cloudy 82º 6% NNW 9 mph 82%
9am Mostly Sunny 84º 5% NNW 9 mph 78%
10am Sunny 86º 4% NNW 8 mph 72%
11am Sunny 87º 3% NNW 7 mph 69%
12pm Sunny 89º 4% NW 6 mph 65%
1pm Mostly Sunny 90º 6% WNW 6 mph 63%
2pm Partly Cloudy 90º 12% WSW 8 mph 63%
3pm Partly Cloudy 90º 18% WSW 9 mph 64%
4pm Partly Cloudy 90º 24% WSW 10 mph 65%
5pm Partly Cloudy 89º 22% W 10 mph 67%
6pm Partly Cloudy 90º 23% W 8 mph 66%
7pm Mostly Sunny 89º 23% NW 7 mph 67%
8pm Partly Cloudy 87º 10% WNW 6 mph 70%
9pm Mostly Clear 86º 9% NW 4 mph 73%
10pm Mostly Clear 85º 7% NW 4 mph 74%
11pm Mostly Clear 85º 6% NNW 4 mph 75%
Sun
Jul 19 		Mostly Sunny
View Hourly 		92º / 80º 16% NW 10 mph 69%
12am Clear 85º 6% NNW 4 mph 76%
1am Clear 84º 4% NNW 5 mph 77%
2am Clear 83º 7% NNW 5 mph 79%
3am Clear 83º 5% NNW 6 mph 79%
4am Clear 82º 5% NNW 7 mph 79%
5am Clear 82º 5% NNW 7 mph 79%
6am Clear 82º 6% NNW 8 mph 79%
7am Sunny 82º 4% NNW 8 mph 80%
8am Mostly Sunny 83º 12% NNW 10 mph 79%
9am Sunny 84º 4% N 9 mph 76%
10am Sunny 86º 3% N 8 mph 71%
11am Mostly Sunny 87º 2% N 8 mph 68%
12pm Mostly Sunny 89º 4% NNW 7 mph 65%
1pm Mostly Sunny 90º 7% WNW 8 mph 62%
2pm Mostly Sunny 90º 11% WSW 8 mph 64%
3pm Partly Cloudy 91º 17% WSW 8 mph 63%
4pm Partly Cloudy 89º 12% WNW 9 mph 65%
5pm Partly Cloudy 90º 15% W 9 mph 65%
6pm Partly Cloudy 89º 17% WNW 8 mph 66%
7pm Partly Cloudy 89º 9% W 7 mph 66%
8pm Partly Cloudy 87º 15% WNW 6 mph 71%
9pm Partly Cloudy 85º 7% NW 5 mph 74%
Mon
Jul 20 		Mostly Sunny 91º / 81º 24% WNW 9 mph 68%
Tue
Jul 21 		PM Thunderstorms 91º / 82º 37% W 11 mph 70%
Wed
Jul 22 		Isolated Thunderstorms 90º / 81º 32% W 12 mph 72%
Thu
Jul 23 		Partly Cloudy 90º / 80º 24% SE 11 mph 70%
Fri
Jul 24 		Partly Cloudy 88º / 82º 24% SE 10 mph 70%

Weather Radar for Cat Island, MS See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Cat Island, MS

Tonight
Low : 83ºF
W wind around 10 kt becoming NW after midnight. Mostly clear. Seas around 2 ft.
Saturday
High : 91ºF
NW wind 5 to 10 kt becoming SW in the afternoon. A chance of showers and thunderstorms, mainly after 4pm. Seas 1 to 2 ft.
Saturday Night
Low : 84ºF
W wind around 10 kt becoming NW after midnight. A slight chance of showers and thunderstorms before 7pm. Seas 1 to 2 ft.
Sunday
High : 91ºF
NW wind 5 to 10 kt becoming SW in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas 1 to 2 ft.
Sunday Night
Low : 84ºF
WSW wind around 10 kt becoming NNW after midnight. Mostly clear. Seas 1 to 2 ft.
Monday
High : 90ºF
NW wind 5 to 10 kt becoming S in the afternoon. A chance of showers and thunderstorms after 1pm. Seas 1 to 2 ft.
Monday Night
Low : 85ºF
SW wind 5 to 10 kt becoming W after midnight. Partly cloudy. Seas around 1 ft.
Tuesday
High : 90ºF
NW wind 5 to 10 kt becoming SSW in the afternoon. A slight chance of showers and thunderstorms. Seas 1 to 2 ft.
Tuesday Night
Low : 85ºF
SW wind 10 to 15 kt. Partly cloudy. Seas 2 to 3 ft.

NOAA Buoy Data Near Cat Island, MS See Map

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    Wind Speed Forecast for Cat Island, MS

    SaturdaySunday
    Wind Speed (MPH) 578888458888
    3am7am11am3pm7pm11pm3am7am11am3pm7pm11pm
    MPH 578888458888
    DIR WNWNWNNWNNWWSWWNWNNWNNWNWSWWNW

    Current Weather Conditions In Cat Island, MS

    As Of: 13 minutes ago

    • 85ºF
    • 96ºF
    • 5mph
    • 0º (WNW)
    • 5mph
    • Mostly Clear
    • 10mi
    • 30.07"
    • 80%
    • 0ºF

    The weather right now in Cat Island, MS is Mostly Clear. The current temperature is 85°F, and the expected high and low for today, Friday, July 17, 2026, are -° high temperature and 80°F low temperature. The wind is currently blowing at 5 miles per hour, and coming from the West Northwest. The wind is gusting to 5 mph. With the wind and the atmosphere the temperature feels like 96° Fahrenheit. Expected precipitation is 6 percent, with current humidity at 80 percent, and air pressure at 30.07 in. Visibility is 10 nautical miles. There are no current weather alert(s).