Rivermatics

USGS Streamgage 06784000

South Loup River at Saint Michael, Nebr.

South Loup River at Saint Michael, Nebr. is USGS streamgage 06784000 in Nebraska, monitoring river discharge in hydrologic subbasin 10210004. It sits on the South Loup River, alongside 2 other gauges Rivermatics tracks on the same river. It drains a watershed of about 2,320 square miles. Discharge records at this site go back to 1943. Typical flow runs near 144.3 cfs in July and 241.9 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.

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Gauge details

State
Nebraska
Drainage area
2,320 sq mi
Gauge elevation
1,932 ft
Subbasin (HUC-8)
10210004
Coordinates
41.03233, -98.74046
USGS site number
06784000
Records begin
1943-10-01 (83 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for South Loup River at Saint Michael, Nebr.. 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
113 118 123
110 117 124
108 117 130
107 117 137
105 118 143
105 120 163
106 134 274
109 158 344
110 175 393
109 169 347
107 160 301
104 151 268
103 146 241
103 143 224

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 83 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 115.5 174 258.4
February 146.1 221.2 369.8
March 183.4 254.2 428.5
April 183.2 241.9 391.7
May 165.3 239 485.8
June 127.5 218.2 670.6
July 58.4 144.3 388.8
August 48.9 116 269.6
September 65.9 122.2 212.1
October 109 151.4 226.5
November 133.9 183.4 244.1
December 115.1 179.4 246.6

All values in cubic feet per second (cfs).

Common questions

When does South Loup River at Saint Michael, Nebr. normally run highest?
March, on the long-term record. The median daily flow that month is about 254.2 cfs, against 116 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for South Loup River at Saint Michael, Nebr.?
It depends on the month. In January, half of days historically fall near 174 cfs, with the middle 80% of days between 115.5 and 258.4 cfs. The month-by-month table on this page gives the full range.
How long has South Loup River at Saint Michael, Nebr. been measured?
Discharge records at USGS site 06784000 begin in 1943, about 83 years, covering roughly 9,191 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for South Loup River at Saint Michael, Nebr.?
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. 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 South Loup River at Saint Michael, Nebr.?
The gauge sits at 41.03233, -98.74046, in Nebraska, in hydrologic subbasin 10210004, at an elevation of about 1,932 feet, draining roughly 2,320 square miles.
Can I use South Loup River at Saint Michael, Nebr. 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.

Upstream and downstream on the South Loup River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the South Loup River in full.

Other gauges in this subbasin