Lago Vista, TX Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Lago Vista, TX in one place.
A slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 99. Heat index values as high as 105. Northeast wind 0 to 5 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Lago Vista, 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: Sep 22, 2026 7:15 AM CDT.
The active forecast window currently covers Sep 23 to Sep 28, 2026 for Lago Vista, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 23 to Sep 28, 2026
- Latest sync
- Sep 22, 2026 7:15 AM CDT
- Forecast office
- EWX
- Source
- NOAA / NWS
Daily Outlook
This Week in Lago Vista
Wednesday looks like the warmest upcoming period in Lago Vista at 99 degrees F.
Friday Night is the coolest period ahead with temperatures near 73 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 5 mph NE.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 22, 2026 7:15 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- EWX
- Radar station
- KGRK
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 7pm. Partly cloudy, with a low around 75. East wind 0 to 5 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 99. East northeast wind 0 to 5 mph.
Mostly cloudy, with a low around 74. Southeast wind 0 to 5 mph.
Mostly sunny, with a high near 98. East southeast wind 0 to 5 mph.
Partly cloudy, with a low around 73. Southeast wind 0 to 5 mph.
Mostly sunny, with a high near 98.
Partly cloudy, with a low around 74.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 99. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Chance of precipitation is 20%.
Mostly sunny, with a high near 97.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 23
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
99°F |
0 to 5 mph
NE
|
|
Wednesday Night
Sep 23
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
75°F |
0 to 5 mph
E
|
|
Thursday
Sep 24
|
Mostly Sunny
|
99°F |
0 to 5 mph
ENE
|
|
Thursday Night
Sep 24
|
Mostly Cloudy
|
74°F |
0 to 5 mph
SE
|
|
Friday
Sep 25
|
Mostly Sunny
|
98°F |
0 to 5 mph
ESE
|
|
Friday Night
Sep 25
|
Partly Cloudy
|
73°F |
0 to 5 mph
SE
|
|
Saturday
Sep 26
|
Mostly Sunny
|
98°F |
0 to 5 mph
SSE
|
|
Saturday Night
Sep 26
|
Partly Cloudy
|
74°F |
0 to 5 mph
SSE
|
|
Sunday
Sep 27
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
99°F |
0 to 5 mph
S
|
|
Sunday Night
Sep 27
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
75°F |
5 mph
SSE
|
|
Monday
Sep 28
|
Mostly Sunny
|
97°F |
5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lago Vista.
