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- New: May-July 2026 Outlook: Hotter than normal temperatures are favored to continue into the upcoming summer season; precipitation remains a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues remain in focus
Hazardous Weather Conditions
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Mercedes TX
Flood Watch May 22, 09:50am until May 25, 07:00am
NOW until 7:00am Mon

Flood Watch
Today

High: 92 °F
Mostly Sunny
Tonight
Low: 76 °F
Partly Cloudy
then Slight
Chance
T-stormsSaturday
High: 90 °F
Chance
Showers then
Showers
LikelySaturday Night

Low: 74 °F
Chance
T-stormsSunday
High: 89 °F
Chance
Showers then
Showers
LikelySunday Night
Low: 72 °F
Chance
T-storms then
Chance
ShowersMemorial Day
High: 89 °F
Mostly Sunny
then Chance
T-stormsMonday Night

Low: 74 °F
Partly Cloudy
Detailed Forecast
Today
Mostly sunny, with a high near 92. South wind 7 to 13 mph, with gusts as high as 21 mph.
Tonight
A slight chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 76. South southeast wind 8 to 11 mph. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 90. Southeast wind 7 to 10 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. East southeast wind 5 to 9 mph becoming light east after midnight. Chance of precipitation is 50%.
Sunday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. East wind 3 to 7 mph. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 72. East northeast wind 5 to 7 mph becoming calm in the evening.
Memorial Day
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming east 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 74. East wind 5 to 9 mph becoming light southeast after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Light southeast wind becoming south southeast 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 77. Southeast wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.
Thursday
Mostly sunny, with a high near 92.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mercedes TX
26.16°N 97.9°W
26.16°N 97.9°W
9:45 am CDT May 22, 2026
9am CDT May 22, 2026-6pm CDT May 28, 2026



