« Back to Roby Rivers

Colorado River (TX) 4 miles SW of Ira below Lake J. B. Thomas

Critical Stages
Action
Flood
Moderate
Major

Latest Observation

Updated: 2:00 PM CST 12/15/25

Status: Not Defined

Stage: 3.69 ft

Flow: -999 kcfs

Forecast

Forecast not available for this location.

TimeStage (ft)Flow (kcfs)
2:00 PM 12/15 3.69 -999
1:45 PM 12/15 3.69 -999
1:30 PM 12/15 3.69 -999
1:15 PM 12/15 3.69 -999
1:00 PM 12/15 3.69 -999
12:45 PM 12/15 3.69 -999
12:30 PM 12/15 3.69 -999
12:15 PM 12/15 3.69 -999
12:00 PM 12/15 3.68 -999
11:45 AM 12/15 3.68 -999
11:30 AM 12/15 3.69 -999
11:15 AM 12/15 3.68 -999
11:00 AM 12/15 3.68 -999
10:45 AM 12/15 3.68 -999
10:30 AM 12/15 3.68 -999
10:15 AM 12/15 3.68 -999
10:00 AM 12/15 3.68 -999
9:45 AM 12/15 3.68 -999
9:30 AM 12/15 3.68 -999
9:15 AM 12/15 3.68 -999
9:00 AM 12/15 3.68 -999
8:45 AM 12/15 3.68 -999
8:30 AM 12/15 3.68 -999
8:15 AM 12/15 3.68 -999
8:00 AM 12/15 3.68 -999
7:45 AM 12/15 3.68 -999
7:30 AM 12/15 3.68 -999
7:15 AM 12/15 3.68 -999
7:00 AM 12/15 3.68 -999
6:45 AM 12/15 3.68 -999
Hydrograph for Colorado River (TX) 4 miles SW of Ira below Lake J. B. Thomas
37' - State Highway 350 begins to flood.
32' - Major flooding occurs along both banks. Considerable ranch and farm land flood. Cattle and equipment in the flood plain will be endangered.
23' - the river reaches major flood stage, and the right bank begins to overflow. Major overbank flooding occurs along the left bank. Cattle are threatened and oil equipment may be submerged. No other flood threats are known.
20' - the river reaches moderate flood stage, and the main channel begins to overflow, but only along the left bank. Moderate flooding of ranch and oil land begins. A sparse cattle population and some oil equipment may be threatened.
8' - the river reaches minor flood stage, and the initial low water channel overflows. However, water remains within the main channel. No significant flood damage is expected.
DateStage (ft)
Jun 16, 1913 32
May 1, 1947 25.1
Jun 20, 1939 24.7
Jul 6, 1948 21.35
Aug 14, 1972 16.39

Data provided by the National Weather Service.