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Grant-Valkaria, FL Marine Weather Forecast

Today - 92°F
Jul 25, 2026
0 to 10 mph ESE
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 103. East southeast wind 0 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Tonight - 77°F
Jul 25, 2026
5 to 10 mph S
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Sunday - 94°F
Jul 26, 2026
5 mph W
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny. High near 94, with temperatures falling to around 90 in the afternoon. Heat index values as high as 107. West wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night - 77°F
Jul 26, 2026
5 mph SW
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 77. Southwest wind around 5 mph. Chance of precipitation is 70%.
Monday - 94°F
Jul 27, 2026
5 to 10 mph SW
Showers And Thunderstorms Likely
A chance of rain showers between 8am and 11am, then showers and thunderstorms likely. Mostly sunny, with a high near 94. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Monday Night - 77°F
Jul 27, 2026
5 to 10 mph SW
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 77. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday - 94°F
Jul 28, 2026
5 to 10 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely after 8am. Mostly sunny, with a high near 94. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday Night - 78°F
Jul 28, 2026
10 to 15 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 78. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday - 89°F
Jul 29, 2026
15 mph SW
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Wednesday Night - 79°F
Jul 29, 2026
15 to 20 mph SW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 79. Southwest wind 15 to 20 mph. Chance of precipitation is 50%.
Thursday - 88°F
Jul 30, 2026
15 to 20 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely after 8am. Mostly sunny, with a high near 88. Southwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Thursday Night - 78°F
Jul 30, 2026
15 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 78. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday - 88°F
Jul 31, 2026
10 to 15 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely after 8am. Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night - 78°F
Jul 31, 2026
10 mph SW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 78. Southwest wind around 10 mph.

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