|
Search by city or zip code. Press enter or select the go button to submit request |
|
|
|
|
 |
| 22.0 |
the Cowlitz River will cause major flooding from the vicinity of Randle downstream through Riffe Lake...with dangerous inundation of many roads including US Highway 12...residential and commercial areas...and farms. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Cowlitz River Basin. |
| 20.0 |
the Cowlitz River will cause flooding from the vicinity of Randle downstream through Riffe Lake...inundating many roads including US Highway 12 and much of the farm lands. |
| 18.0 |
the Cowlitz River will cause minor flooding from the vicinity of Randle downstream through Riffe Lake...covering nearby farm lands and several roads. |
| 15.0 |
the Cowlitz River will spill into low fields along river from the vicinity of Randle downstream through Riffe Lake...with shallow water over a few roads. |
|
|
|
|
 |
Latitude: 46.532500° N,
Longitude: 121.956000° W,
Horizontal Datum:
NAD83
River Stage Reference Frame |
Gauge Height |
Flood Stage |
Uses |
| NWS stage |
0 ft |
18 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 |
N/A |
N/A |
Older USGS topographic maps, NGVD29 benchmarks |
| MSL |
N/A |
N/A |
Older USGS topographic maps, MSL benchmarks |
| Other |
900 ft |
918 ft |
|
|
|
|
 |
Hydrologic Resources
|
Additional Resources
|
|
|
| |
|
|
 |
|
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. |
 |
NWS Information |
 |
|
 |
|
|
|