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| 86.8 |
THE RIVER IS AT FLOOD OF RECORD. WIDESPREAD MAJOR TO CATASTROPHIC FLOODING WILL OCCUR. |
| 82.5 |
MAJOR FLOODING OCCURRING WITH WATER REACHING THE INSTRUMENT SHELF. |
| 78.9 |
MODERATE FLOODING WILL OCCUR WITH FLOOD WATERS REACHING THE FLOOR OF THE INSTRUMENT SHELTER. |
| 69.0 |
SEVERAL ROADS OFF OF ROUTE 255 NORTH OF THE LAKE ARE UNDER WATER. MINOR LOWLAND FLOODING NEAR THE RIVER WILL ALSO OCCUR. |
| 65.0 |
SEVERAL ROADS OFF OF ROUTE 255 NORTH OF THE LAKE ARE UNDER WATER. MINOR LOWLAND FLOODING ALONG THE RIVER WILL ALSO OCCUR. |
| 64.0 |
MINOR FLOODING WILL OCCUR. |
| 62.0 |
THE RIVER IS AT BANKFULL STAGE. |
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Latitude: 30.790800° N,
Longitude: 94.150800° W,
Horizontal Datum:
NAD83
River Stage Reference Frame |
Gauge Height |
Flood Stage |
Uses |
| NWS stage |
0 ft |
64 ft |
Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps |
| Vertical Datum |
Elevation (gauge height = 0) |
Elevation (gauge height = flood stage) |
Elevation information source |
| NAVD88 |
N/A |
N/A |
Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps |
| NGVD 29 |
0 ft |
64 ft |
Older USGS topographic maps, NGVD29 benchmarks |
| MSL |
N/A |
N/A |
Older USGS topographic maps, MSL benchmarks |
| Other |
N/A |
N/A |
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Hydrologic Resources
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Additional Resources
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here. |
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NWS Information |
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