Weather in Port Lavaca, Texas, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Port Lavaca
Tonight |
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Temperature: 80°F Wind Speed: 10 to 17 mph Wind Direction: SE Forecast: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. Heat index values as high as 103. Southeast wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%. |
Sunday |
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Temperature: 90°F Wind Speed: 9 to 16 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and noon, then showers and thunderstorms likely between noon and 1pm, then a chance of showers and thunderstorms between 1pm and 3pm, then showers and thunderstorms likely between 3pm and 4pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 108. Southeast wind 9 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
Sunday Night |
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Temperature: 79°F Wind Speed: 8 to 15 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 79. Heat index values as high as 105. Southeast wind 8 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
Monday |
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Temperature: 89°F Wind Speed: 7 to 12 mph Wind Direction: SSE Forecast: Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 89. Heat index values as high as 103. South southeast wind 7 to 12 mph. Chance of precipitation is 80%. |
Monday Night |
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Temperature: 77°F Wind Speed: 6 to 9 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and thunderstorms. Mostly cloudy, with a low around 77. South southeast wind 6 to 9 mph. Chance of precipitation is 80%. |
Tuesday |
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Temperature: 86°F Wind Speed: 6 to 10 mph Wind Direction: SSE Forecast: Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 86. South southeast wind 6 to 10 mph. Chance of precipitation is 80%. |
Tuesday Night |
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Temperature: 78°F Wind Speed: 13 mph Wind Direction: SE Forecast: A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 78. Southeast wind around 13 mph. Chance of precipitation is 70%. |
Wednesday |
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Temperature: 88°F Wind Speed: 15 to 18 mph Wind Direction: SSE Forecast: Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. South southeast wind 15 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. |
Wednesday Night |
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Temperature: 79°F Wind Speed: 17 to 21 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. South southeast wind 17 to 21 mph, with gusts as high as 24 mph. Chance of precipitation is 40%. |
Thursday |
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Temperature: 90°F Wind Speed: 21 mph Wind Direction: S Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%. |
Thursday Night |
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Temperature: 81°F Wind Speed: 21 mph Wind Direction: SSE Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Chance of precipitation is 30%. |
Juneteenth |
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Temperature: 91°F Wind Speed: 18 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 20%. |
Friday Night |
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Temperature: 81°F Wind Speed: 16 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 81. Chance of precipitation is 20%. |
Saturday |
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Temperature: 90°F Wind Speed: 16 mph Wind Direction: SSE Forecast: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. |