


News Headlines
- New: July-September Outlook - Heat Keeps Building and Dryness/Water Resource Issues Remain. Tropics Remain Wild Card
- Microburst(s) Cause Damage to Structures, Power Poles, and Trees in Hidalgo County, June 12th, 2025
- Spring (March to May) 2025 RGV Weather Summary: A State of Heat and Drought, Broken by a Devastating Flood
- Check Out the 2025 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2025 del Valle del Rio Grande/Extremo Sur de Texas
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.
Fair
80°F
27°C
Humidity | 82% |
Wind Speed | E 5 mph |
Barometer | 30.02 in |
Dewpoint | 74°F (23°C) |
Visibility | 10.00 mi |
Heat Index | 85°F (29°C) |
Last update | 28 Jun 2:15 am CDT |
Extended Forecast for
3 Miles N Mercedes TX
Overnight
Low: 76 °F
Partly Cloudy
Saturday
High: 94 °F
Partly Sunny
Saturday Night
Low: 76 °F
Mostly Cloudy
Sunday
High: 90 °F
Chance
T-storms then
Showers
LikelySunday Night
Low: 76 °F
Slight Chance
T-stormsMonday
High: 87 °F
Showers
LikelyMonday Night
Low: 75 °F
Slight Chance
T-storms then
Slight Chance
ShowersTuesday
High: 89 °F
Chance
Showers then
Chance
T-stormsTuesday Night
Low: 75 °F
Slight Chance
Showers
Detailed Forecast
Overnight
Partly cloudy, with a low around 76. East southeast wind around 6 mph.
Saturday
Partly sunny, with a high near 94. Light east southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 76. East southeast wind 5 to 14 mph, with gusts as high as 22 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 90. Southeast wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South southeast wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday
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. Partly sunny, with a high near 87. Southeast wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 75. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 89. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 76. Southeast wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Thursday Night
Mostly cloudy, with a low around 78.
Independence Day
Mostly sunny, with a high near 94.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
3 Miles N Mercedes TX
26.19°N 97.93°W
26.19°N 97.93°W
2:18 am CDT Jun 28, 2025
2am CDT Jun 28, 2025-6pm CDT Jul 4, 2025