Illinois River at Hwy. 16 near Siloam Springs AR water level

Name: Illinois River at Hwy. 16 near Siloam Springs AR water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Illinois River, Arkansas, United States

Directions

Normal for mid-October

Water level

6.09ft Steady over the last 24 hours

Measured Oct 20, 2026, 11:00 PM CDT (48 min ago)

Flow: 181 cfs

History

7 days

Water level

What this means

The Illinois River at Hwy. 16 near Siloam Springs AR is at 6.09 ft, in the normal range for mid-October.

It has barely moved over the past 24 hours. In the last month it has stayed between 6.08 ft and 6.33 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

Key numbers

Highest on record: 20.71 ftApril 24, 2004

Floating and fishing near Illinois River at Hwy. 16 near Siloam Springs AR

Normal flows mean predictable rapids and good access at most put-ins.

Highest crests on record

Rank	Level	Date
1	20.71 ft	April 24, 2004
2	17.99 ft	January 11, 2020

Weather at the gauge

No rain in the last 3 days.

20 Tue 76° 47° – Wind 5 mph

21 Wed 78° 50° 0.02 in Wind 6 mph

22 Thu 80° 57° – Wind 7 mph

23 Fri 80° 59° – Wind 13 mph

24 Sat 81° 60° – Wind 12 mph

25 Sun 77° 61° – Wind 12 mph

26 Mon 74° 55° 0.00 in Wind 12 mph

Forecast: Open-Meteo

Sunrise 07:31 AM Sunset 06:36 PM Daylight 11 hr, 5 min Waxing gibbous 74%

Map

Other gauges on the Illinois River

Gauge	Level	Compared with normal	24 hours	Distance
Illinois River at SavoyRiver gauge, Illinois River	24.2 cfs	Normal	−1.5 cfs	9 mi
Illinois River near WattsRiver gauge, Illinois River	2.15 ft	Below flood stage	+0.02 ft	4.4 mi
Illinois River at CheweyRiver gauge, Illinois River	2.50 ft	Below flood stage	−0.03 ft	16 mi
Illinois River near MoodysRiver gauge, Illinois River	3.57 ft	Low	−0.04 ft	25 mi
Illinois River near TahlequahRiver gauge, Illinois River	5.00 ft	Below flood stage	−0.08 ft	28 mi
Illinois River near GoreRiver gauge, Illinois River	6.74 ft	Below flood stage	+0.04 ft	51 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Lake Frances at Pump Station near WattsLake, Lake Frances	910.70 ft	Very high	−0.14 ft	3.8 mi
Sager Creek near West Siloam SpringsRiver gauge, Sager Creek	7.5 cfs	Normal	−0.7 cfs	7 mi
Flint Creek near West Siloam SpringsRiver gauge, Flint Creek	2.4 cfs	Very low	−0.7 cfs	8 mi
Flint Creek at SpringtownRiver gauge, Flint Creek	2.7 cfs	Very low	±0	8 mi
Flint Creek near KansasRiver gauge, Flint Creek	6.01 ft	Below flood stage	−0.01 ft	12 mi
Osage Creek near Elm SpringsRiver gauge, Osage Creek	95.9 cfs	Normal	−1.5 cfs	13 mi
Spavinaw Creek near Cherokee CityRiver gauge, Spavinaw Creek	25.9 cfs	Normal	+0.7 cfs	15 mi
Spavinaw Creek near SycamoreRiver gauge, Spavinaw Creek	27.7 cfs	Normal	−0.9 cfs	15 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Illinois River at Hwy. 16 near Siloam Springs AR today?

On Oct 20, 2026, 11:00 PM CDT, the water level was 6.09 ft. Steady over the last 24 hours.

Is Illinois River at Hwy. 16 near Siloam Springs AR rising or falling?

Steady over the last 24 hours.

Is the level of Illinois River at Hwy. 16 near Siloam Springs AR normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

What is the highest water level ever recorded at Illinois River at Hwy. 16 near Siloam Springs AR?

The highest level on record is 20.71 ft on April 24, 2004.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:07195400 (Agency page)
Coordinates: 36.14472, -94.49472 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	6.09 ft	2026-10-21 04:00	Provisional
Flow	181 cfs	2026-10-21 04:00	Provisional

Download

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How to cite

U.S. Geological Survey: Illinois River at Hwy. 16 near Siloam Springs AR (usgs:07195400). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/arkansas/illinois-river-at-hwy-16-near-siloam-springs-ar

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer