LCRA Hydrologic Data
Default Map Areas
Choose a Map Extent
Full Extent
Upper Northeast
Upper Southwest
Lake Area
Expanded Lake Area
Lower Basin
Matagorda Bay
City of Austin
Lower Colorado River Basin
Select Hydromet data to display
Stream Flow (cfs)
Stage
Lake Levels
Rainfall - Most Recent
Rainfall - Past 30 Minutes
Rainfall - Past Hour
Rainfall - Past 2 Hours
Rainfall - Past 3 Hours
Rainfall - Past 6 Hours
Rainfall - Past 12 Hours
Rainfall - Since Midnight
Rainfall - Past 24 Hours
Rainfall - Past 48 Hours
Rainfall - Past Week
Rainfall - Past 2 Weeks
Temperature - Current
Temp - Min - Since Midnight
Temp - Max - Since Midnight
Relative Humidity
Clear Labels
Gauge Data List
Retrieving data.................
Disclaimer:
Sensor data displayed is automatically retrieved and is subject to revision.
Toggle map data below.
Current Radar
Stream Overlay
Watershed Overlay
County Boundaries
Weather Forecast
Forecast References
Gauge Data Reports
Historical Reports
Lake / River Data
Historical Lake Data
River Report
Rainfall Data
Flood Summary
Water Glossary
FAQ
Send us Feedback
Flow:
View flow data in the Colorado River Basin. Flow is presented in cubic feet per second.
Bank Full Stage:
Flood Stage:
Rated Site:
Stage:
View stage data in the Colorado River Basin.
Bank Full Stage:
Flood Stage:
Rated Site:
Temperature Degrees Fahrenheit
100+
60s
20s
90s
50s
10s
80s
40s
0s
70s
30s
Below 0
Temperature Degrees Fahrenheit
Minimum temperatures since midnight.
100+
60s
20s
90s
50s
10s
80s
40s
0s
70s
30s
Below 0
Temperature Degrees Fahrenheit
Maximum temperatures since midnight.
100+
60s
20s
90s
50s
10s
80s
40s
0s
70s
30s
Below 0
Lake Levels:
View lake levels in the Colorado River Basin.
Official Dam Site:
Informational Lake Site:
Relative Humidity
100%
60-69%
20-29%
90-99%
50-59%
10-19%
80-89%
40-49%
0-9%
70-79%
30-39%
Rainfall - Most Recent Measurement
3+ in
1.25 in
0.3 in
3 in
1 in
0.2 in
2.5 in
.8 in
0.1 in
2 in
.6 in
0.01 in
1.75 in
.4 in
None
1.5 in
Rainfall - 1 Hour Accumulation
3+ in
1.25 in
0.3 in
3 in
1 in
0.2 in
2.5 in
.8 in
0.1 in
2 in
.6 in
0.01 in
1.75 in
.4 in
None
1.5 in
Rainfall - Since Midnight
8+ in
2.5 in
0.5 in
8 in
2 in
0.25 in
6 in
1.5 in
0.1 in
5 in
1 in
0.01 in
4 in
.75 in
None
3 in
Rainfall - 24 Hour Accumulation
8+ in
2.5 in
0.5 in
8 in
2 in
0.25 in
6 in
1.5 in
0.1 in
5 in
1 in
0.01 in
4 in
.75 in
None
3 in
Rainfall - 30 Minute Accumulation
3+ in
1.25 in
0.3 in
3 in
1 in
0.2 in
2.5 in
.8 in
0.1 in
2 in
.6 in
0.01 in
1.75 in
.4 in
None
1.5 in
Rainfall - 2 Hour Accumulation
3+ in
1.25 in
0.3 in
3 in
1 in
0.2 in
2.5 in
.8 in
0.1 in
2 in
.6 in
0.01 in
1.75 in
.4 in
None
1.5 in
Rainfall - 3 Hour Accumulation
8+ in
2.5 in
0.5 in
8 in
2 in
0.25 in
6 in
1.5 in
0.1 in
5 in
1 in
0.01 in
4 in
.75 in
None
3 in
Rainfall - 6 Hour Accumulation
8+ in
2.5 in
0.5 in
8 in
2 in
0.25 in
6 in
1.5 in
0.1 in
5 in
1 in
0.01 in
4 in
.75 in
None
3 in
Rainfall - 12 Hour Accumulation
8+ in
2.5 in
0.5 in
8 in
2 in
0.25 in
6 in
1.5 in
0.1 in
5 in
1 in
0.01 in
4 in
.75 in
None
3 in
Rainfall - 2 Day Accumulation
15+ in
5 in
1 in
15 in
4 in
0.5 in
12 in
3 in
0.2 in
10 in
2 in
0.01 in
8 in
1.5 in
None
6 in
Rainfall - 1 Week Accumulation
15+ in
5 in
1 in
15 in
4 in
0.5 in
12 in
3 in
0.2 in
10 in
2 in
0.01 in
8 in
1.5 in
None
6 in
Rainfall - 2 Week Accumulation
15+ in
5 in
1 in
15 in
4 in
0.5 in
12 in
3 in
0.2 in
10 in
2 in
0.01 in
8 in
1.5 in
None
6 in
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© 1996- Lower Colorado River Authority. All rights reserved.
Current Radar:
Toggle this checkbox to add and remove radar imagery from the map. The radar information is provided by Iowa Environmental Mesonet at Iowa State University. The radar Images are updated every 5 minutes.
Stream Overlay:
Toggle this checkbox to add and remove water features from the map. As you zoom in further on the map the water features become more detailed.
County Boundaries:
Toggle this checkbox to add and remove counties from the map. County boundaries are available for the entire state of Texas.
Watershed Overlay:
Toggle this checkbox to add and remove watersheds from the map. Watersheds are available for the Colorado River basin and are more detailed in and around the City of Austin.
Default Map Areas:
LCRA's Hydromet System allows you to select one of eight map locations to highlight. The maps range from the Upper Northeast region near Abilene to the Highland Lakes area to the City of Austin and down to the Gulf Coast at Matagorda Bay.
Select Hydromet data to display:
LCRA's Hydromet system uses gauges throughout the Lower Colorado River Basin to supply real-time information concerning Stream Flow, current Lake Levels, recent rainfall amounts, and current temperatures throughout the basin. Use this drop down list to select the data you want to display on the map.
Gauge Data List:
LCRA's Hydromet system allows visitors to obtain detailed information for any of its gauges throughout the Lower Colorado River basin. Select the type of hydromet data to display in the drop down above, and then select a specific gauge to obtain the most detailed Hydromet information.
Refresh Data:
Press this button to retrieve the latest data from the hydromet gauges. This page will also automatically retrieve new data every ten minutes when the button is not pressed.
Save Current Map View:
Press this button to save a cookie that will contain the current map extent and zoom level as well as the type of hydromet data that is displayed. The next time you return to this page, this map view will be displayed.
View Video Tutorial:
Press this button to view a tutorial video that will help you navigate the site. Video hosted by Bob Rose.
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