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Grand Bay Nerr, MS - Mississippi Sound Marine Weather Forecast

Today - 68°F
Mar 13, 2026
5 mph E
Sunny
Sunny. High near 68, with temperatures falling to around 65 in the afternoon. East wind around 5 mph.
Tonight - 50°F
Mar 13, 2026
0 mph
Mostly Clear
Mostly clear, with a low around 50. 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 - 78°F
Mar 15, 2026
5 to 15 mph S
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 4pm. Mostly sunny, with a high near 78. South wind 5 to 15 mph. Chance of precipitation is 20%.
Sunday Night - 50°F
Mar 15, 2026
10 to 15 mph SW
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers before 1am, then a chance of showers and thunderstorms between 1am and 4am, then showers and thunderstorms. Mostly cloudy, with a low around 50. Southwest wind 10 to 15 mph. Chance of precipitation is 80%.
Monday - 62°F
Mar 16, 2026
15 to 20 mph NW
Showers And Thunderstorms
Showers and thunderstorms before 1pm. Partly sunny, with a high near 62. Northwest wind 15 to 20 mph. Chance of precipitation is 80%.
Monday Night - 35°F
Mar 16, 2026
10 to 15 mph N
Partly Cloudy
Partly cloudy, with a low around 35. North wind 10 to 15 mph.
Tuesday - 58°F
Mar 17, 2026
10 mph N
Partly Sunny
Partly sunny, with a high near 58. North wind around 10 mph.
Tuesday Night - 38°F
Mar 17, 2026
5 mph N
Partly Cloudy
Partly cloudy, with a low around 38. North wind around 5 mph.
Wednesday - 64°F
Mar 18, 2026
5 mph E
Mostly Sunny
Mostly sunny, with a high near 64. East wind around 5 mph.
Wednesday Night - 47°F
Mar 18, 2026
0 to 5 mph E
Mostly Clear
Mostly clear, with a low around 47. East wind 0 to 5 mph.
Thursday - 70°F
Mar 19, 2026
0 to 5 mph SE
Sunny
Sunny, with a high near 70. Southeast wind 0 to 5 mph.
Thursday Night - 54°F
Mar 19, 2026
0 to 5 mph SW
Partly Cloudy
Partly cloudy, with a low around 54. Southwest wind 0 to 5 mph.

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