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Grand Bay Nerr, MS - Mississippi Sound Marine Weather Forecast

This Afternoon - 68°F
Mar 13, 2026
5 mph SE
Sunny
Sunny. High near 68, with temperatures falling to around 66 in the afternoon. Southeast wind around 5 mph.
Tonight - 51°F
Mar 13, 2026
0 mph
Mostly Clear
Mostly clear. Low around 51, with temperatures rising to around 53 overnight. Southeast wind around 0 mph.
Saturday - 73°F
Mar 14, 2026
0 to 10 mph E
Sunny
Sunny. High near 73, with temperatures falling to around 71 in the afternoon. East wind 0 to 10 mph.
Saturday Night - 60°F
Mar 14, 2026
5 mph SE
Mostly Clear
Mostly clear, with a low around 60. Southeast wind around 5 mph.
Sunday - 77°F
Mar 15, 2026
5 to 15 mph S
Mostly Sunny
Mostly sunny, with a high near 77. South wind 5 to 15 mph.
Sunday Night - 47°F
Mar 15, 2026
10 to 15 mph SW
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms. Mostly cloudy, with a low around 47. Southwest wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Monday - 58°F
Mar 16, 2026
15 to 20 mph NW
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 58. Northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Monday Night - 34°F
Mar 16, 2026
10 to 15 mph N
Partly Cloudy
Partly cloudy, with a low around 34. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday - 56°F
Mar 17, 2026
5 to 10 mph N
Partly Sunny
Partly sunny, with a high near 56. North wind 5 to 10 mph.
Tuesday Night - 38°F
Mar 17, 2026
5 mph N
Mostly Clear
Mostly clear, with a low around 38. North wind around 5 mph.
Wednesday - 62°F
Mar 18, 2026
5 mph E
Sunny
Sunny, with a high near 62. East wind around 5 mph.
Wednesday Night - 47°F
Mar 18, 2026
0 to 5 mph SE
Partly Cloudy
Partly cloudy, with a low around 47. Southeast wind 0 to 5 mph.
Thursday - 72°F
Mar 19, 2026
0 to 5 mph SE
Sunny
Sunny, with a high near 72. Southeast wind 0 to 5 mph.
Thursday Night - 54°F
Mar 19, 2026
0 to 5 mph W
Partly Cloudy
Partly cloudy, with a low around 54. West wind 0 to 5 mph.

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