Rivermatics

USGS Streamgage 14319500

North Umpqua River at Winchester, OR

North Umpqua River at Winchester, OR is USGS streamgage 14319500 in Oregon, monitoring river discharge in hydrologic subbasin 17100301. It drains a watershed of about 1,344 square miles. Discharge records at this site go back to 1908. Typical flow runs near 1,200.1 cfs in July and 4,441.7 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead, alongside daily high and low water-temperature forecasts.

View live conditions & forecast →

Gauge details

State
Oregon
Drainage area
1,344 sq mi
Subbasin (HUC-8)
17100301
Coordinates
43.27097, -123.41154
USGS site number
14319500
Records begin
1908-10-01 (118 years)
Rivermatics forecast
14-day flow outlook + water temperature

14-day flow forecast

Based on observations through for North Umpqua River at Winchester, OR. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
742 759 778
742 771 840
745 790 907
738 784 890
731 774 857
721 764 834
714 757 818
710 753 813
705 750 810
700 748 807
697 746 804
693 743 799
691 742 796
688 740 796

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 118 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 2,001.6 4,531 14,480.6
February 2,206.2 4,452.1 11,249.3
March 2,402.3 4,638.1 10,087.4
April 2,553 4,441.7 7,815.3
May 1,863.5 3,432.3 6,026.8
June 1,267.3 2,135 3,931.3
July 873.7 1,200.1 1,824.5
August 725.7 928.7 1,264.5
September 729.7 909.7 1,219.7
October 794.9 1,066.1 2,031.9
November 1,014.8 2,226 7,897.7
December 1,507.4 3,807.1 13,881.6

All values in cubic feet per second (cfs).

Common questions

When does North Umpqua River at Winchester, OR normally run highest?
March, on the long-term record. The median daily flow that month is about 4,638.1 cfs, against 909.7 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for North Umpqua River at Winchester, OR?
It depends on the month. In January, half of days historically fall near 4,531 cfs, with the middle 80% of days between 2,001.6 and 14,480.6 cfs. The month-by-month table on this page gives the full range.
How long has North Umpqua River at Winchester, OR been measured?
Discharge records at USGS site 14319500 begin in 1908, about 118 years, covering roughly 9,201 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for North Umpqua River at Winchester, OR?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. A companion model forecasts each day's water-temperature high and low. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is North Umpqua River at Winchester, OR?
The gauge sits at 43.27097, -123.41154, in Oregon, in hydrologic subbasin 17100301, draining roughly 1,344 square miles.
Can I use North Umpqua River at Winchester, OR data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Other gauges in this subbasin