7-Day Forecast Summary
7-Day Detailed Weather Forecast for Gretna
Today |
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Temperature: 91°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Showers and thunderstorms after noon. Partly sunny. High near 91, with temperatures falling to around 84 in the afternoon. Heat index values as high as 102. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
Tonight |
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Temperature: 73°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Showers and thunderstorms likely before 11pm. Mostly cloudy, with a low around 73. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
Tuesday |
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Temperature: 84°F Wind Speed: 5 mph Wind Direction: WSW Forecast: A slight chance of rain showers before 8am, then showers and thunderstorms. Partly sunny. High near 84, with temperatures falling to around 81 in the afternoon. West southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
Tuesday Night |
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Temperature: 72°F Wind Speed: 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 11pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 70%. |
Wednesday |
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Temperature: 85°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: Showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. |
Wednesday Night |
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Temperature: 77°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 77. Chance of precipitation is 30%. |
Thursday |
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Temperature: 90°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: Showers and thunderstorms likely after 8am. Partly sunny, with a high near 90. Chance of precipitation is 70%. |
Thursday Night |
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Temperature: 77°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 70%. |
Juneteenth |
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Temperature: 90°F Wind Speed: 5 to 15 mph Wind Direction: SW Forecast: A slight chance of rain showers before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 75°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 50%. |
Saturday |
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Temperature: 87°F Wind Speed: 5 mph Wind Direction: W Forecast: A chance of rain showers before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 87. Chance of precipitation is 60%. |
Saturday Night |
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Temperature: 73°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. |
Sunday |
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Temperature: 90°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 90. Chance of precipitation is 40%. |
Sunday Night |
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Temperature: 74°F Wind Speed: 0 to 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 40%. |

