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Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office Medford, OR

Northwest River Forecast Center

Flood Advisory

Flood Watch

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Not Available Chance of Exceeding Levels During Entire Period Not Available Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (PST) Datum: Not Available Metadata

NOTE: Forecasts for the South Umpqua River near Winston are issued routinely year-round.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 32 Moderate Flood Stage: 30 Flood Stage: 26 Action Stage: 22 Low Stage (in feet): 0 Historic Crests (1) 34.28 ft on 12/23/1964 (2) 32.64 ft on 01/16/1974 (3) 32.40 ft on 10/29/1950 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 16.63 ft on 11/21/2012 (2) 26.62 ft on 12/31/2005 (3) 25.48 ft on 01/01/1997 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records Currently none available.

Zoom Level:16 Legend FEMA Layer Gauge Location Disclaimer Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

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32	Significant flooding can be expected from south of the town of Dillard downstream to the civil bend area near Winston and through Greed to the Little Valley area. Flooding can also be expected in the Myrtle Creek vicinity along Interstate 5. Severe bank erosion can be expected along the South Umpqua River and also flooded railroad beds in some areas along the South Umpqua River in the vicinity of Winston.
30	A good portion of Highway 99 is flooded south of the town of Dillard along with homes and businesses along Highway 99 south of Dillard and along the South Umpqua River. Some street flooding is also possible in the town of Dillard.
29	Highway 99 near the town of Dillard begins to flood. Expect flooding of homes and businesses along Highway 99 and the South Umpqua River in the vicinity of Dillard.
28	Expect widespread low-land and agricultural flooding from Winston downstream toward the Happy Valley Road area.
26	The South Umpqua River is at flood stage. Low-land flooding can be expected from Winston upstream to Dillard.

About This Location

Latitude: 43.133172° N, Longitude: 123.398405° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 26 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 462.52 ft 488.52 ft Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Winston

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Northwest River Forecast Center California Nevada River Forecast Center Snow values Interactive Map Mean daily surface air temperature Cumulative thawing degree days Reservoir summary for Oregon (nrcs) Reservoir summary for California (nrcs) Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Snow Information FloodSmart.gov FEMA National Flood Insurance Program

Collaborative Agencies 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 National Weather Service Medford Weather Forecast Office 4003 Cirrus Drive Medford, OR 97504-4198 (541) 776-4303 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:27 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities