River Conditions
Illustrated map of Brookville Lake

River stage

Plymouth, Yellow River

River level
5.15 ft
Status
Below flood stage
7-day change
-0.60 ft
Recent high
12.11 ft
Recent low
4.56 ft

Last reported 2026-10-13 | NWS PYMI3

30-day change
+0.59 ft
Average
5.78 ft
Readings
122
Data span
122 days
Record crest
17.73 ft

In brief

The Yellow River at Plymouth, IN read 5.15 ft on Oct 13, 2026, 5.85 ft below action stage. That is 0.59 ft higher than 30 days earlier.

Source: National Weather Service gauge PYMI3

Water 65 °F (18 °C) · 8 °F warmer than normal for this date · +2 °F in 24 hours

River level timeline

3.75.77.89.811.9SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13ACTION 11.00 ftHIGH 9.07LOW 4.565.16 ftLAST READING

Stage threshold profile

Action stage 11.00 ftMinor flooding 13.00 ftModerate flooding 14.00 ftMajor flooding 15.00 ft CURRENT 5.15 ft

Highest crests on record

RankCrestDate
1 17.73 ft 2018-02-22
2 17.13 ft 1954-10-12
3 16.37 ft 1982-03-16
4 15.68 ft 1985-02-26
5 15.30 ft 1991-01-01
6 15.12 ft 2008-01-10
7 15.01 ft 1978-03-24
8 14.72 ft 2009-03-12

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 13.00 ft

    The right bank of the Yellow River overflows with some city streets...low lying county roads and back yards along Laporte Street in Plymouth flooding. Low lying agricultural areas flood as well.

  2. 13.50 ft

    Some residential and commercial properties near the Jefferson Street Bridge begin to flood.

  3. 14.00 ft

    A small trailer park near the Jefferson Street bridge begins to flood.

  4. 14.50 ft

    The parking lot on Laporte Street begins to flood.

  5. 15.00 ft

    Flooding begins of commercial property along Laporte and Garro Streets.

  6. 16.00 ft

    Residential areas and high school property flood. Water from 1 to 3 feet deep affects southern and eastern sections of the city.

  7. 17.00 ft

    There are extensive flooding problems throughout Plymouth.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Yellow River flooding at Plymouth?

No. The Yellow River at Plymouth is at 5.15 ft, 5.85 ft below action stage.

What is the flood stage at Plymouth?

The National Weather Service sets action stage 11 ft, minor flooding 13 ft, moderate flooding 14 ft and major flooding 15 ft.

What is the highest the Yellow River has been at Plymouth?

The highest crest on record is 17.73 ft, on 2018-02-22.

Is the Yellow River high or low right now at Plymouth?

At 5.15 ft it is higher than 34% of readings over the last 122 days.

How warm is the water at Plymouth, Yellow River?

The water temperature at Plymouth, Yellow River is 65 °F (18.1 °C), measured 6:45 pm by USGS, which is 8 °F warmer than normal for this date over the past ten years. It has risen 2.4 °F in the last 24 hours.

Stage and flood information from the NOAA National Weather Service (gauge PYMI3); daily history from the U.S. Geological Survey (site 05516500). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.