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Rain & rivers

Rain expected and rain that fell, and the gauges at action stage or above in Texas, each with NWS’s forecast. Flood warnings are the Live tracker’s.

Observed gauges / Forecast gauges / NWS warnings: feeds current

Observed gauges: Feed current; checked .

Forecast gauges: Feed current; checked .

NWS warnings: Feed current; checked .

Checked means retrieved, not newly issued. Each graphic retains its issue, observation, initialization or valid time. Site publishing status is separate.

Moderate flooding

Oso Creek at Corpus Christi, TX

Gauge
River gauge · OOST2 · NWS CRP
Observed
Not flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.
Forecast
Forecast issued · crest 21.1 ft at · below flood stage (20 ft) by : moderate flooding
Stages
Action 11 ft · Flood (minor) 20 ft · Moderate 20 ft · Major 25 ft
Forecasts
Forecasts are issued as needed during times of high water, but are not routinely available.

Forecast hydrograph

Forecast stage at Corpus Christi, in ftNWS forecast for Corpus Christi, issued 8 Nov 16:11Z: a crest of 21.1 ft at 11 Nov 12:00Z. Flood stage is 20 ft; the forecast falls below it by 12 Nov 00:00Z. No recent observation at action stage or above is held.510152025309 Nov 00Z10 Nov 00Z11 Nov 00Z12 Nov 00Z13 Nov 00ZAction 11 ftFlood (minor) 20 ftModerate 20 ftMajor 25 ftNowUTCft
NWS forecast, issued : the line is the forecast stage, each dot one of NWS’s points; the ringed dot is the latest observation, when one at action stage or above is held. Earlier observations are not held here, so no observed line is drawn. Moderate flooding at its worst, observed or forecast. Data: NOAA/NWPS.
The forecast points as a table
TimeStage
6.7 ft
6.7 ft
6.7 ft
6.7 ft
6.7 ft
6.7 ft
6.7 ft
6.7 ft
6.7 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
6.9 ft
7.1 ft
7.2 ft
7.3 ft
7.7 ft
8.2 ft
8.8 ft
9.4 ft
10 ft
10.6 ft
11.3 ft
11.9 ft
12.4 ft
13 ft
13.7 ft
14 ft
14.4 ft
14.7 ft
15 ft
15.2 ft
15.4 ft
15.7 ft
15.9 ft
16.1 ft
16.4 ft
16.6 ft
16.9 ft
17.1 ft
17.4 ft
17.7 ft
18 ft
18.3 ft
18.6 ft
18.9 ft
19.2 ft
19.6 ft
19.8 ft
20.1 ft
20.3 ft
20.4 ft
20.6 ft
20.8 ft
20.9 ft
21 ft
21.1 ft
21.1 ft
21.1 ft
21 ft
20.9 ft
20.8 ft
20.6 ft
20.5 ft
20.4 ft
20.3 ft
20.2 ft
20 ft
19.9 ft
19.9 ft
19.8 ft
19.7 ft
19.5 ft
19.4 ft
19.2 ft
19.1 ft
18.9 ft
18.7 ft
18.5 ft
18.3 ft
18 ft
17.8 ft
17.6 ft
17.3 ft
17.1 ft
16.9 ft
16.7 ft
16.4 ft
16.2 ft
16 ft
15.8 ft
15.6 ft
15.4 ft
15.2 ft
14.9 ft
14.7 ft
14.5 ft
14.3 ft
14.1 ft
13.9 ft
13.7 ft
13.5 ft
13.3 ft
13.1 ft
12.9 ft
12.7 ft
12.5 ft
12.4 ft
12.2 ft

What NWS lists at this gauge

  • 20 ft: Moderate lowland flooding occurs, from the headwaters near Violet Road, or Farm to Market 24, to Oso Bay. Secondary roads and low bridges near the creek are also flooded.
  • 15 ft: Overbank conditions occur upstream in the right flood plain.
  • 11 ft: The flow is over the right and left banks, but causes no significant flood damage.

NWS’s statements for this gauge’s water at each stage, up to the highest observed or forecast. A gauge does not say whether a particular road or neighbourhood near it floods. Read .

NWPS’s page for OOST2 On the Live tracker’s map River flood warnings in Texas

Rain and rivers in Texas

  • Expected rain: 7 in or more at its highest in Texas, in WPC’s forecast for the 24 hours to . An amount for the area its contour covers, not a total for any one street.
  • Rain that fell: 6 to 8 in at its highest in Texas, in the 24 hours to , by MRMS’s radar estimate over a grid about 5 km across: a measurement of the past, not corrected to rain gauges.
  • Rivers: 2 gauges in flood in Texas, by NWS’s lists read . Moderate flooding Oso Creek at Corpus Christi, TX. Not flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast. Forecast issued · crest 21.1 ft at · below flood stage (20 ft) by : moderate flooding. And 1 more. A gauge measures its river at that spot, not whether a road or a neighbourhood floods.

Three sources, each its own window. None is a chance of flash flooding, which is WPC’s outlook above; a flash flood is a warning’s. Gauges in the Live tracker

On the Briefing’s map

River, coastal and lake gauges in Texas

Two gauges in flood in Texas, observed or forecast. Choose one for its forecast hydrograph.

Moderate flooding 1

  1. Forecast: moderate flooding Oso Creek at Corpus Christi, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · crest 21.1 ft at · below flood stage (20 ft) by : moderate flooding

Minor flooding 1

  1. Observed: minor flooding Copano Bay, TXObserved 2.71 ft at : minor flooding
Action stage, not flooding 9

Action stage is the level at which NWS and local officials begin to act; the water is not yet at flood stage.

  1. Forecast: action stage Nueces River at Calallen, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 6.2 ft at : action stage
  2. Forecast: action stage Rio Grande at Columbia Bridge, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 13.8 ft at : action stage
  3. Forecast: action stage Los Olmos Creek at Falfurrias, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 10.7 ft at : action stage
  4. Forecast: action stage Rio Grande at Laredo, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 7.7 ft at : action stage
  5. Forecast: action stage Llano River at Mason, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 12.4 ft at : action stage
  6. Forecast: action stage San Saba River at Menard, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 8 ft at : action stage
  7. Forecast: action stage Rio Grande at Presidio International Bridge, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 12.8 ft at : action stage
  8. Observed: action stage Neches River at Saltwater Barrier, TXObserved 3.52 ft at : action stageForecast issued · highest 3.6 ft at : action stage
  9. Forecast: action stage Texas Point, TXNot flooding now: observed below action stage (where officials start to act), or not reporting. Listed for its forecast.Forecast issued · highest 3.25 ft at : action stage

A gauge measures its water at that one place. Flash flooding, which comes in hours from heavy rain, is in the warnings as Flash Flood Warnings; a river can be in flood with no rain falling.

Gauges observed checked · Data: NOAA/NWS

Gauges forecast checked · Data: NOAA/NWS

Gauge impacts and forecasts checked · Data: NOAA/NWPS

Texas flash-flood briefing

Not an official warning service. Warnings and watches are the National Weather Service’s, outlooks and reports the Storm Prediction Center’s and the Weather Prediction Center’s (Data: NOAA/NWS, NOAA/SPC, NOAA/WPC). When a warning is issued for you, act on it, and use weather.gov or a NOAA Weather Radio for where you are.