Weather in Lewisville, Texas, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lewisville
Overnight |
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Temperature: 80°F Wind Speed: 5 mph Wind Direction: ESE Forecast: Mostly cloudy. Low around 80, with temperatures rising to around 82 overnight. East southeast wind around 5 mph. |
Sunday |
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Temperature: 99°F Wind Speed: 5 mph Wind Direction: S Forecast: A chance of showers and thunderstorms after 1pm. Partly sunny. High near 99, with temperatures falling to around 96 in the afternoon. Heat index values as high as 101. South wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 76°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 10pm. Mostly cloudy. Low around 76, with temperatures rising to around 78 overnight. Heat index values as high as 98. West wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. |
Monday |
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Temperature: 97°F Wind Speed: 0 to 5 mph Wind Direction: E Forecast: Mostly sunny, with a high near 97. Heat index values as high as 101. East wind 0 to 5 mph. |
Monday Night |
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Temperature: 76°F Wind Speed: 0 to 5 mph Wind Direction: SE Forecast: Mostly clear. Low around 76, with temperatures rising to around 78 overnight. Southeast wind 0 to 5 mph. |
Tuesday |
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Temperature: 99°F Wind Speed: 0 to 5 mph Wind Direction: SSE Forecast: Sunny, with a high near 99. South southeast wind 0 to 5 mph. |
Tuesday Night |
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Temperature: 79°F Wind Speed: 5 mph Wind Direction: SSE Forecast: Mostly clear, with a low around 79. South southeast wind around 5 mph. |
Wednesday |
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Temperature: 100°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: Sunny, with a high near 100. South wind 5 to 10 mph. |
Wednesday Night |
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Temperature: 80°F Wind Speed: 10 mph Wind Direction: S Forecast: Mostly clear, with a low around 80. South wind around 10 mph, with gusts as high as 20 mph. |
Thursday |
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Temperature: 101°F Wind Speed: 10 mph Wind Direction: S Forecast: Sunny, with a high near 101. |
Thursday Night |
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Temperature: 81°F Wind Speed: 10 to 15 mph Wind Direction: S Forecast: Mostly clear, with a low around 81. |
Friday |
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Temperature: 98°F Wind Speed: 10 to 15 mph Wind Direction: S Forecast: Sunny, with a high near 98. |
Friday Night |
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Temperature: 80°F Wind Speed: 10 mph Wind Direction: S Forecast: Mostly clear, with a low around 80. |
Saturday |
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Temperature: 98°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 98. Chance of precipitation is 20%. |