Alton, TX Weather Forecast
Local 7-day forecast
Mostly Cloudy then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Alton, TX in one place.
A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 91. Southeast wind 3 to 12 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Alton, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 26, 2026 1:12 AM CDT.
The active forecast window currently covers May 26 to Jun 1, 2026 for Alton, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 26 to Jun 1, 2026
- Latest sync
- May 26, 2026 1:12 AM CDT
- Forecast office
- BRO
- Source
- NOAA / NWS
Daily Outlook
This Week in Alton
Friday looks like the warmest upcoming period in Alton at 96 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 76 degrees F.
The strongest winds are forecast for Tuesday Night at about 13 mph SE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- May 26, 2026 1:12 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- BRO
- Radar station
- KBRO
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 94. South southeast wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Southeast wind 5 to 12 mph. Chance of precipitation is 30%.
Mostly sunny, with a high near 94. East southeast wind 3 to 8 mph.
Mostly clear, with a low around 77. East southeast wind 3 to 10 mph.
Mostly sunny, with a high near 96. East southeast wind 3 to 8 mph.
Partly cloudy, with a low around 77. East southeast wind 7 to 12 mph.
Mostly sunny, with a high near 96. Southeast wind 6 to 10 mph.
Partly cloudy, with a low around 77. Southeast wind 6 to 12 mph.
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 94. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 91.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 26
|
Mostly Cloudy then Slight Chance Showers And Thunderstorms
|
91°F |
3 to 12 mph
SE
|
|
Tuesday Night
May 26
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
77°F |
13 mph
SE
|
|
Wednesday
May 27
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
94°F |
13 mph
SSE
|
|
Wednesday Night
May 27
|
Chance Showers And Thunderstorms then Partly Cloudy
|
76°F |
5 to 12 mph
SE
|
|
Thursday
May 28
|
Mostly Sunny
|
94°F |
3 to 8 mph
ESE
|
|
Thursday Night
May 28
|
Mostly Clear
|
77°F |
3 to 10 mph
ESE
|
|
Friday
May 29
|
Mostly Sunny
|
96°F |
3 to 8 mph
ESE
|
|
Friday Night
May 29
|
Partly Cloudy
|
77°F |
7 to 12 mph
ESE
|
|
Saturday
May 30
|
Mostly Sunny
|
96°F |
6 to 10 mph
SE
|
|
Saturday Night
May 30
|
Partly Cloudy
|
77°F |
6 to 12 mph
SE
|
|
Sunday
May 31
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
5 to 9 mph
SE
|
|
Sunday Night
May 31
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
76°F |
3 to 10 mph
ESE
|
|
Monday
Jun 1
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
91°F |
3 to 8 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Alton.