
Dangerous Heat and Possible Flooding
Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >
Current conditions at
San Angelo, Mathis Field (KSJT)
Lat: 31.35°NLon: 100.49°WElev: 1916ft.
Fair
74°F
23°C
| Humidity | 91% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1015.0 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 27 Aug 9:51 pm CDT |
Extended Forecast for
3 Miles NNE Mertzon TX
Tonight

Low: 71 °F
Slight Chance
T-stormsFriday

High: 98 °F
Hot
Friday Night

Low: 72 °F
Mostly Clear
Saturday

High: 98 °F
Hot
Saturday Night

Low: 72 °F
Mostly Clear
Sunday

High: 98 °F
Hot
Sunday Night

Low: 71 °F
Clear
Monday

High: 98 °F
Hot
Monday Night

Low: 72 °F
Mostly Clear
Detailed Forecast
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm after midnight.
Friday
Sunny and hot, with a high near 98. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. East wind 5 to 10 mph becoming south after midnight.
Saturday
Sunny and hot, with a high near 98. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 72. South wind 5 to 10 mph.
Sunday
Sunny and hot, with a high near 98. South wind 10 to 15 mph.
Sunday Night
Clear, with a low around 71. South wind around 10 mph.
Monday
Sunny and hot, with a high near 98. South wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 72. South wind around 10 mph.
Tuesday
Sunny and hot, with a high near 98. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Clear, with a low around 71.
Wednesday
Sunny, with a high near 97.
Wednesday Night
Clear, with a low around 71.
Thursday
Sunny and hot, with a high near 98.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Mertzon TX
31.3°N 100.82°W (Elev. 2238 ft)
31.3°N 100.82°W (Elev. 2238 ft)
3:21 pm CDT Aug 27, 2026
10pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026


