I-45 weather conditions near San Antonio, Texas
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 74°F 2025-11-18T08:51:00-06:00 Today 2025-11-18, Slight Chance Drizzle then Partly Sunny. A slight chance of drizzle before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 82. South wind 5 to 10 mph.
Tonight 2025-11-18, Partly Cloudy then Slight Chance Drizzle. A slight chance of drizzle after midnight. Increasing clouds, with a low around 67. South southeast wind around 5 mph.
Wednesday 2025-11-19, Chance Drizzle. A chance of drizzle before noon, then a slight chance of showers after noon. Mostly cloudy, with a high near 82. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.Wednesday Night 2025-11-19, Chance T-storms then Chance Showers. A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 67. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday 2025-11-20, Showers. Showers likely, then showers and possibly a thunderstorm after 9am. High near 77. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night 2025-11-20, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming west after midnight. Chance of precipitation is 60%.Friday 2025-11-21, Chance Showers then Sunny. A 30 percent chance of showers before noon. Mostly sunny, with a high near 78. North northwest wind around 5 mph.
Friday Night 2025-11-21, Mostly Clear. Mostly clear, with a low around 56. North wind 5 to 10 mph.
Saturday 2025-11-22, Slight Chance Showers. A 20 percent chance of showers. Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph.
Saturday Night 2025-11-22, Chance Showers. A 30 percent chance of showers, mainly after midnight. Partly cloudy, with a low around 54.
Sunday 2025-11-23, Chance Showers. A 40 percent chance of showers. Partly sunny, with a high near 71.
Sunday Night 2025-11-23, Chance Showers. A 30 percent chance of showers. Mostly cloudy, with a low around 56.- Monday 2025-11-24, Chance Showers. A 40 percent chance of showers. Partly sunny, with a high near 71.