St. Marys River at Main St. at Fort Wayne water level

Name: St. Marys River at Main St. at Fort Wayne 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, St. Marys River, Indiana, United States

Directions

Normal for mid-October

Water level

8.06ft Down 0.05 ft over the last 24 hours

Measured Oct 20, 2026, 02:55 PM EDT (34 min ago)

Flow: 119 cfs

History

7 days

Water level

What this means

The St. Marys River at Main St. at Fort Wayne is at 8.06 ft, in the normal range for mid-October.

It has dropped 0.05 ft over the past 24 hours. In the last month it has stayed between 7.97 ft and 8.34 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: 19.88 ftJune 19, 2015

Floating and fishing near St. Marys River at Main St. at Fort Wayne

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

Highest crests on record

Rank	Level	Date
1	19.88 ft	June 19, 2015
2	18.93 ft	May 26, 2011
3	18.71 ft	November 30, 2011
4	17.23 ft	May 22, 2010
5	16.70 ft	May 26, 2017
6	16.36 ft	January 15, 2013
7	15.92 ft	December 29, 2015
8	15.51 ft	February 6, 2019
9	14.56 ft	February 26, 2014
10	14.17 ft	March 1, 2018

Weather at the gauge

No rain in the last 3 days.

20 Tue 63° 34° – Wind 5 mph

21 Wed 66° 37° – Wind 5 mph

22 Thu 70° 49° – Wind 3 mph

23 Fri 69° 53° – Wind 6 mph

24 Sat 71° 52° – Wind 6 mph

25 Sun 73° 55° – Wind 10 mph

26 Mon 72° 58° – Wind 14 mph

Forecast: Open-Meteo

Sunrise 07:58 AM Sunset 06:54 PM Daylight 10 hr, 56 min Waxing gibbous 71%

Map

Other gauges on the St. Marys River

Gauge	Level	Compared with normal	24 hours	Distance
St. Marys River at Rockford OHRiver gauge, St. Marys River	1.65 ft	Below flood stage	+0.01 ft	38 mi
St. Marys River at Pleasant MillsRiver gauge, St. Marys River	50.7 cfs	Normal	−1.9 cfs	26 mi
St. Marys River at DecaturRiver gauge, St. Marys River	3.25 ft	Below flood stage	−0.03 ft	20 mi
St. Marys River near Fort WayneRiver gauge, St. Marys River	1.16 ft	Below flood stage	±0	7 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Spy Run Creek near Park Drive at Fort WayneRiver gauge, Spy Run Creek	5.78 ft	Below flood stage	−0.07 ft	1.8 mi
Junk Ditch at Fort WayneCanal gauge, Junk Ditch	0.0 cfs	Normal	−1.8 cfs	2.0 mi
Maumee River at Fort WayneRiver gauge, Maumee River	2.04 ft	Below flood stage	−0.10 ft	2.1 mi
Maumee River at New HavenRiver gauge, Maumee River	3.79 ft	Below flood stage	−0.08 ft	7 mi
St. Joseph River near Fort WayneRiver gauge, St. Joseph River	2.85 ft	Below flood stage	−0.12 ft	7 mi
Cedar Creek near CedarvilleRiver gauge, Cedar Creek	1.45 ft	Below flood stage	−0.05 ft	11 mi
Drain Tile East of Bull Rapids Road near HarlanRiver gauge, Drain Tile East of Bull Rapids Road	0.0 cfs	Normal	±0	16 mi
Black Creek near HarlanRiver gauge, Black Creek	2.4 cfs	Normal	−0.1 cfs	16 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 St. Marys River at Main St. at Fort Wayne today?

On Oct 20, 2026, 02:55 PM EDT, the water level was 8.06 ft. Down 0.05 ft over the last 24 hours.

Is St. Marys River at Main St. at Fort Wayne rising or falling?

Down 0.05 ft over the last 24 hours.

Is the level of St. Marys River at Main St. at Fort Wayne 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 St. Marys River at Main St. at Fort Wayne?

The highest level on record is 19.88 ft on June 19, 2015.

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:04182769 (Agency page)
Coordinates: 41.07863, -85.15438 (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	8.06 ft	2026-10-20 18:55	Provisional
Flow	119 cfs	2026-10-20 18:15	Provisional

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How to cite

U.S. Geological Survey: St. Marys River at Main St. at Fort Wayne (usgs:04182769). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/indiana/st-marys-river-at-main-st-at-fort-wayne

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