Rivermatics

USGS Streamgage 06909000

Missouri River at Boonville, MO

Missouri River at Boonville, MO is USGS streamgage 06909000 in Missouri, monitoring river discharge in hydrologic subbasin 10300102. It sits on the Missouri River, alongside 51 other gauges Rivermatics tracks on the same river. It drains a watershed of about 500,700 square miles. Discharge records at this site go back to 1844. Typical flow runs near 69,848.4 cfs in July and 66,743.3 cfs in April, with the higher of the two arriving in July. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

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Gauge details

State
Missouri
Drainage area
500,700 sq mi
Gauge elevation
582 ft
Subbasin (HUC-8)
10300102
Coordinates
38.98031, -92.74546
USGS site number
06909000
Records begin
1844-06-21 (182 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Missouri River at Boonville, MO. 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
38,196 40,558 44,559
37,221 40,586 47,486
36,849 40,660 48,758
36,270 40,501 50,269
35,858 40,362 51,348
35,533 40,554 53,351
35,431 41,122 55,463
36,698 44,511 70,063
37,208 47,460 80,871
37,861 49,510 85,116
38,214 50,178 85,040
38,128 50,135 84,027
37,969 49,498 79,841
37,572 48,763 77,861

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 69 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 19,112.9 32,787.1 64,180.6
February 23,237.9 39,575.9 87,496.6
March 29,364.5 54,322.6 138,129
April 42,340 66,743.3 161,900
May 45,003.2 82,112.9 181,161.3
June 45,400 83,746.7 193,900
July 41,748.4 69,848.4 165,516.1
August 38,451.6 55,983.9 107,903.2
September 38,753.3 53,090 120,436.7
October 37,522.6 51,009.7 116,180.6
November 29,436.7 51,396.7 99,643.3
December 22,096.8 37,261.3 85,135.5

All values in cubic feet per second (cfs).

Common questions

When does Missouri River at Boonville, MO normally run highest?
June, on the long-term record. The median daily flow that month is about 83,746.7 cfs, against 32,787.1 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Missouri River at Boonville, MO?
It depends on the month. In January, half of days historically fall near 32,787.1 cfs, with the middle 80% of days between 19,112.9 and 64,180.6 cfs. The month-by-month table on this page gives the full range.
How long has Missouri River at Boonville, MO been measured?
Discharge records at USGS site 06909000 begin in 1844, about 182 years, covering roughly 9,198 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Missouri River at Boonville, MO?
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 Missouri River at Boonville, MO?
The gauge sits at 38.98031, -92.74546, in Missouri, in hydrologic subbasin 10300102, at an elevation of about 582 feet, draining roughly 500,700 square miles.
Can I use Missouri River at Boonville, MO 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 Missouri River

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

Other gauges in this subbasin