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UTSA Roadrunners Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Chance of T-Storm | Partly Cloudy | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of T-Storm |
| Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C Lo: 75°FLo: 24°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 413 PM CDT Mon Sep 21 2026 
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Issued: 1237 AM CDT Tue Sep 22 2026
Key Messages
Updated at 1230 AM CDT Tue Sep 22 2026- Low to medium chances for isolated showers and storms continues into Tuesday.
- Unseasonable hot conditions continue with some reprieve in the humidity levels by next weekend.
Aviation
... (06Z TAFS) Issued at 1230 AM CDT Tue Sep 22 2026
Winds will remain light and less than 5 kts at AUS, SAT, and SSF through mid-morning before shifting back out of the east and east-southeast around 5-10 kts. A brief round of MVFR stratus appears to be in the works a...