Nearby Harbors
30.2317’ N, 89.1167’ W

Cat Island, MS

84°
H -°
L 80°
WNW
7mph
High tide
8:04 am
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Cat Island, MS Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sun
Sep 6 		Mostly Clear -º / 80º 10% WNW 7 mph 85%
Mon
Sep 7 		Mostly Sunny
View Hourly 		87º / 80º 19% WSW 8 mph 79%
2am Clear 84º 10% WNW 7 mph 81%
3am Clear 83º 5% WNW 7 mph 84%
4am Clear 83º 5% NW 6 mph 84%
5am Clear 82º 6% WNW 7 mph 87%
6am Clear 81º 6% NW 7 mph 87%
7am Sunny 81º 5% NW 7 mph 88%
8am Sunny 81º 8% NW 7 mph 89%
9am Sunny 82º 12% NW 7 mph 87%
10am Sunny 83º 7% NNW 6 mph 84%
11am Sunny 84º 6% NNW 5 mph 79%
12pm Mostly Sunny 86º 15% SSW 5 mph 74%
1pm Mostly Sunny 87º 19% SSW 7 mph 73%
2pm Partly Cloudy 87º 18% S 8 mph 73%
3pm Partly Cloudy 87º 15% SSW 8 mph 74%
4pm Partly Cloudy 87º 15% SSW 8 mph 74%
5pm Mostly Sunny 87º 15% SSW 8 mph 74%
6pm Sunny 87º 19% SSW 8 mph 75%
7pm Mostly Sunny 86º 19% SSW 8 mph 78%
8pm Scattered Thunderstorms 85º 43% S 7 mph 79%
9pm Showers 84º 38% SSE 5 mph 82%
10pm Mostly Cloudy 84º 18% SSE 6 mph 81%
11pm Partly Cloudy 83º 21% ESE 5 mph 84%
Tue
Sep 8 		AM Thunderstorms
View Hourly 		86º / 79º 48% E 16 mph 80%
12am Partly Cloudy 82º 24% E 6 mph 84%
1am Partly Cloudy 82º 23% ENE 7 mph 85%
2am Partly Cloudy 82º 13% ENE 6 mph 85%
3am Partly Cloudy 82º 13% E 7 mph 86%
4am Mostly Cloudy 82º 17% E 7 mph 86%
5am Isolated Thunderstorms 82º 32% E 8 mph 87%
6am Scattered Thunderstorms 82º 38% ENE 10 mph 87%
7am Scattered Thunderstorms 81º 49% E 10 mph 88%
8am Isolated Thunderstorms 81º 33% E 11 mph 88%
9am Partly Cloudy 82º 24% E 13 mph 87%
10am Isolated Thunderstorms 83º 30% E 14 mph 84%
11am Scattered Thunderstorms 84º 40% E 14 mph 80%
12pm Scattered Thunderstorms 84º 41% E 15 mph 79%
1pm Isolated Thunderstorms 84º 34% ESE 16 mph 79%
2pm Partly Cloudy 84º 16% ESE 15 mph 79%
3pm Partly Cloudy 84º 15% ESE 15 mph 77%
4pm Partly Cloudy 85º 15% ESE 14 mph 74%
5pm Partly Cloudy 85º 15% ESE 14 mph 74%
6pm Partly Cloudy 85º 6% ESE 12 mph 74%
7pm Partly Cloudy 85º 8% ESE 11 mph 75%
8pm Partly Cloudy 84º 22% ESE 11 mph 78%
9pm Partly Cloudy 84º 24% E 10 mph 79%
10pm Partly Cloudy 84º 24% E 10 mph 79%
11pm Partly Cloudy 83º 16% E 11 mph 79%
Wed
Sep 9 		Thunderstorms
View Hourly 		84º / 79º 73% E 13 mph 79%
12am Partly Cloudy 83º 14% E 11 mph 79%
1am Partly Cloudy 83º 24% E 11 mph 79%
Thu
Sep 10 		Scattered Thunderstorms 85º / 78º 62% SSW 9 mph 77%
Fri
Sep 11 		Scattered Thunderstorms 86º / 79º 45% WSW 10 mph 77%
Sat
Sep 12 		Scattered Thunderstorms 86º / 79º 43% WSW 10 mph 78%
Sun
Sep 13 		Scattered Thunderstorms 86º / 79º 56% ESE 9 mph 77%

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 : 82ºF
SW wind 5 to 10 kt becoming WNW after midnight. Partly cloudy. Seas 1 to 2 ft.
Labor Day
High : 88ºF
NW wind 5 to 10 kt becoming S in the afternoon. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 ft or less.
Monday Night
Low : 81ºF
NNW wind 5 to 10 kt becoming SSE in the evening. A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Seas 1 ft or less.
Tuesday
High : 85ºF
ENE wind around 10 kt becoming ESE in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas around 2 ft.
Tuesday Night
Low : 81ºF
ESE wind around 10 kt. A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Seas around 2 ft.
Wednesday
High : 85ºF
E wind around 10 kt. Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 to 2 ft.
Wednesday Night
Low : 81ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. Seas around 1 ft.
Thursday
High : 85ºF
W wind 5 to 10 kt becoming S in the afternoon. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Thursday Night
Low : 81ºF
SSW wind around 10 kt becoming WSW after midnight. A chance of showers and thunderstorms, mainly after 1am. Seas around 2 ft.

NOAA Buoy Data Near Cat Island, MS See Map

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    Wind Speed Forecast for Cat Island, MS

    MondayTuesdayWednesday
    Wind Speed (MPH) 77688661014151210
    7am11am3pm7pm11pm3am7am11am3pm7pm11pm3am
    MPH 77688661014151210
    DIR WNWNWNNWSSSWSSEENEENEEESEESEE

    Current Weather Conditions In Cat Island, MS

    As Of: 41 minutes ago

    • 84ºF
    • 95ºF
    • 7mph
    • 0º (WNW)
    • 7mph
    • Clear
    • 10mi
    • 29.86"
    • 81%
    • 0ºF

    The weather right now in Cat Island, MS is Clear. The current temperature is 84°F, and the expected high and low for today, Monday, September 7, 2026, are -° high temperature and 80°F low temperature. The wind is currently blowing at 7 miles per hour, and coming from the West Northwest. The wind is gusting to 7 mph. With the wind and the atmosphere the temperature feels like 95° Fahrenheit. Expected precipitation is 10 percent, with current humidity at 81 percent, and air pressure at 29.86 in. Visibility is 10 nautical miles. There are no current weather alert(s).

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