Onion Creek, TX Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Onion Creek, TX in one place.
Sunny, with a high near 99. Heat index values as high as 109. South wind 5 to 10 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Onion Creek, 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: Aug 10, 2026 2:46 AM CDT.
The active forecast window currently covers Aug 11 to Aug 16, 2026 for Onion Creek, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 16, 2026
- Latest sync
- Aug 10, 2026 2:46 AM CDT
- Forecast office
- EWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Onion Creek
Wednesday looks like the warmest upcoming period in Onion Creek at 100 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 76 degrees F.
The strongest winds are forecast for Tuesday Night at about 10 to 15 mph S.
The forecast from Aug 11 through Aug 16 stays mostly dry.
Forecast Details
- Last updated
- Aug 10, 2026 2:46 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- EWX
- Radar station
- KEWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunny, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunny, with a high near 100. South wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 76. South wind 10 to 15 mph, with gusts as high as 30 mph.
Mostly sunny, with a high near 99.
Mostly clear, with a low around 77.
Mostly sunny, with a high near 99.
Mostly clear, with a low around 76.
Mostly sunny, with a high near 99.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Aug 11
|
Sunny
|
99°F |
5 to 10 mph
S
|
|
Tuesday Night
Aug 11
|
Mostly Clear
|
76°F |
10 to 15 mph
S
|
|
Wednesday
Aug 12
|
Sunny
|
100°F |
10 to 15 mph
S
|
|
Wednesday Night
Aug 12
|
Mostly Clear
|
76°F |
10 to 15 mph
S
|
|
Thursday
Aug 13
|
Sunny
|
100°F |
10 to 15 mph
S
|
|
Thursday Night
Aug 13
|
Mostly Clear
|
76°F |
10 to 15 mph
S
|
|
Friday
Aug 14
|
Mostly Sunny
|
99°F |
10 to 15 mph
S
|
|
Friday Night
Aug 14
|
Mostly Clear
|
77°F |
5 to 15 mph
SSE
|
|
Saturday
Aug 15
|
Mostly Sunny
|
99°F |
5 to 10 mph
S
|
|
Saturday Night
Aug 15
|
Mostly Clear
|
76°F |
5 to 10 mph
S
|
|
Sunday
Aug 16
|
Mostly Sunny
|
99°F |
5 to 10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Onion Creek.