River flows at Mayfield Dam are approximately 14,600 cubic feet per second on Tuesday, January 19, 2021. PROVISIONAL DATA SUBJECT TO REVISION. Maximum discharge along the river is currently 9690cfs, observed at the cowlitz river at castle rock. A UHF RiverSonde system, operating at a frequency of approximately 350 MHz, has been in operation on the Cowlitz River at Castle Rock, Washington since Oct UHF riversonde observations of cowlitz river flow velocity at Castle Rock, Washington - IEEE Conference Publication At Castle Rock, the Cowlitz crested about six feet below flood stage overnight. NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. USGS 14243000 COWLITZ RIVER AT CASTLE ROCK, WA. The system uses SeaSonde electronics developed over many years for measuring ocean surface currents in salt water at HF. The river is forecast to continue slowly receding the rest of the week but will remain high. ... Impacts include major flooding of the fairgrounds area west of Castle Rock, numerous road closures, and possible overtopping or weakening of portions of the levee protecting Castle Rock, especially sections downstream of the highway bridge. Additional Data and Information.- … COWLITZ RIVER AT CASTLE ROCK, WA (USGS-14243000) site data in the Water Quality Portal. Available data for this site Click to hide station-specific text . Water visibility is 8 feet and the water temperature is 44.6 F. River flows could change at any time so boaters and anglers should remain alert for this possibility. The Cowlitz has a 2,586-square-mile (6,698 km 2) drainage basin, located between the Cascade Range in eastern Lewis County, Washington and the cities of Kelso and Longview. NOTE: Forecasts for the Cowlitz River at Castle Rock are issued routinely year-round. Data Provider: NWIS (Learn more about Water Quality Portal Data Providers) This stream site, maintained by the USGS Washington Water Science Center (identifier USGS-WA), has the name "COWLITZ RIVER AT CASTLE ROCK, WA" and has the … River & Stream Stages, Flows for Cowlitz River, at Castle Rock WA : HOME Fishing & Outdoor News: Fishing & Moon Phases: Fishing Boats for Sale: Drift Boats: Bass Boats: Aluminum Jet Boats: Weather: RV's for Sale: Recreational Properties A UHF RiverSonde system, operating at a frequency of approximately 350 MHz, has been in operation on the Cowlitz River at Castle Rock, Washington since October 2003. The Cowlitz River is monitored from 4 different streamgauging stations, the first of which is perched at an elevation of 1053ft, the cowlitz river at packwood. Flow: 8 years ago: 10700 cfs-0 cfs/hr Flow: 32 minutes ago READING TREND TYPE UPDATED; 37.43 ft-0.00 ft/hr Alt. The Cowlitz River is a river in the state of Washington in the United States, a tributary of the Columbia River.Its tributaries drain a large region including the slopes of Mount Rainier, Mount Adams, and Mount St. Helens.. . Stage in Feet: 8 years ago: 17600 cfs-0 cfs/hr Alt. NOTE: Forecasts for the Wisconsin River at Castle Rock Dam are issued as needed during times of high water, but are not routinely available. WQP Home > Providers > NWIS > USGS-WA > USGS-14243000. The Toutle River is a 17.2-mile (27.7 km) tributary of the Cowlitz River in the U.S. state of Washington.It rises in two forks merging near Toutle below Mount St. Helens and joins the Cowlitz near Castle Rock, 20 miles (32 km) upstream of the larger river's confluence with the Columbia River..