7-Day Forecast Summary
7-Day Detailed Weather Forecast for Brownsville
This Afternoon |
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Temperature: 91°F Wind Speed: 9 mph Wind Direction: E Forecast: A chance of showers and thunderstorms. Partly sunny. High near 91, with temperatures falling to around 86 in the afternoon. Heat index values as high as 105. East wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Tonight |
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Temperature: 81°F Wind Speed: 6 to 9 mph Wind Direction: E Forecast: A chance of showers and thunderstorms before 5am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 81. East wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Sunday |
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Temperature: 91°F Wind Speed: 6 to 9 mph Wind Direction: E Forecast: A chance of showers and thunderstorms before 11am, then showers and thunderstorms likely between 11am and 1pm, then showers and thunderstorms likely. Mostly sunny. High near 91, with temperatures falling to around 86 in the afternoon. Heat index values as high as 106. East wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 81°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: A chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms between 2am and 3am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 81. East wind 5 to 8 mph. Chance of precipitation is 30%. |
Monday |
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Temperature: 91°F Wind Speed: 3 to 8 mph Wind Direction: E Forecast: Showers and thunderstorms likely before 5pm, then showers and thunderstorms likely. Mostly sunny, with a high near 91. East wind 3 to 8 mph. Chance of precipitation is 70%. |
Monday Night |
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Temperature: 81°F Wind Speed: 3 to 7 mph Wind Direction: E Forecast: Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 81. East wind 3 to 7 mph. Chance of precipitation is 70%. |
Tuesday |
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Temperature: 91°F Wind Speed: 3 to 8 mph Wind Direction: E Forecast: Showers and thunderstorms likely before 2pm, then showers and thunderstorms likely. Mostly sunny, with a high near 91. East wind 3 to 8 mph. Chance of precipitation is 70%. |
Tuesday Night |
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Temperature: 80°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: Showers and thunderstorms likely. Partly cloudy, with a low around 80. East wind 5 to 8 mph. Chance of precipitation is 60%. |
Wednesday |
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Temperature: 91°F Wind Speed: 3 to 9 mph Wind Direction: E Forecast: Showers and thunderstorms. Mostly sunny, with a high near 91. East wind 3 to 9 mph. Chance of precipitation is 80%. |
Wednesday Night |
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Temperature: 80°F Wind Speed: 5 to 8 mph Wind Direction: E Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 80. Chance of precipitation is 80%. |
Thursday |
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Temperature: 91°F Wind Speed: 5 to 9 mph Wind Direction: E Forecast: A chance of showers and thunderstorms before 8am, then showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 80%. |
Thursday Night |
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Temperature: 79°F Wind Speed: 7 mph Wind Direction: SE Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 80%. |
Friday |
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Temperature: 90°F Wind Speed: 5 to 9 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 70%. |
Friday Night |
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Temperature: 79°F Wind Speed: 6 mph Wind Direction: SE Forecast: Showers and thunderstorms likely before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 79. |

