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Satellite view of Greenbriar Lake

Greenbriar Lake

Reservoir

Use caution — no live reading, and an advisory is in effect

Use caution

Use caution — no live reading, and an advisory is in effect: a Heat Advisory is in effect for Llano; Burnet; Williamson; Hays; Travis; Bastrop; Lee; Bexar; Comal; Guadalupe; Caldwell; Fayette; Atascosa and other areas.

  • A Heat Advisory is in effect for Llano; Burnet; Williamson; Hays; Travis; Bastrop; Lee; Bexar; Comal; Guadalupe; Caldwell; Fayette; Atascosa and other areas.
  • No official beach advisory posted (Texas Beach Watch (Texas GLO) checked).
Use cautionHot — visit early

Interactive map not available

Use caution — no live reading, and an advisory is in effect

Use caution

Use caution — no live reading, and an advisory is in effect: a Heat Advisory is in effect for Llano; Burnet; Williamson; Hays; Travis; Bastrop; Lee; Bexar; Comal; Guadalupe; Caldwell; Fayette; Atascosa and other areas.

  • A Heat Advisory is in effect for Llano; Burnet; Williamson; Hays; Travis; Bastrop; Lee; Bexar; Comal; Guadalupe; Caldwell; Fayette; Atascosa and other areas. NWS Austin/San Antonio TX
  • No official beach advisory posted (Texas Beach Watch (Texas GLO) checked).
  • No live water-temperature reading for this spot.

Official advisories

Checked against Texas Beach Watch (Texas GLO) — no advisory posted.

Weather at Greenbriar Lake

H: 106° L: 75°
Sunny
Sunny
101°
|
Feels like 113°
Precipitation
3%
Humidity
42%
Wind
5 mph
UV Index
8.7
Water Conditions:
🏊Perfect for swimming🧴High UV - use sunscreen
12 AM
Clear
84°
3 AM
Clear
80°
6 AM
Clear
76°
9 AM
Partly Cloudy
83°
12 PM
Sunny
101°
3 PM
Sunny
106°
6 PM
Sunny
104°
9 PM
Clear
92°

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Frequently asked questions

Where is Greenbriar Lake?
Greenbriar Lake is a reservoir in Texas.
Can you swim at Greenbriar Lake?
Use caution — no live reading, and an advisory is in effect: a Heat Advisory is in effect for Llano; Burnet; Williamson; Hays; Travis; Bastrop; Lee; Bexar; Comal; Guadalupe; Caldwell; Fayette; Atascosa and other areas. Checked August 22, 2026.

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Been here? A quick note helps the next visitor plan their day. Handy things to mention:

Water temperatureCrowds & parkingBest time to goSafety & access

Best Times to Visit

☀️
Right Now
Very warm - visit early morning or evening
🏞️ Lakes Tips:
  • Check for boat launch facilities and fees
  • Obtain required fishing licenses before arrival
  • Be aware of lake-specific regulations and restrictions
  • Monitor water quality reports before swimming
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Texas

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