Little Sac River near Morrisville, MO

Polk County, Missouri · USGS gauge 06918740 · NWS MSZM7 · Missouri river levels

Is Little Sac River near Morrisville, MO flooding right now?

Little Sac River near Morrisville, MO measured 1.53 ft on 2026-09-22 21:30:00 UTC. That observation was 12.5 ft below its 14 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
1.53 ft
as of 79 min ago
Streamflow
29 cfs
data refreshed 3 min ago

Minor flooding here begins at 14 ft, with major flooding at 25 ft. The highest crest on record was 25.54 ft on Mon, Aug 20, 2007.

Streamflow outlook

NOAA National Water Model forecast, issued 11 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Action12 ft10.5 ft below
Minor flood14 ft12.5 ft below
Moderate flood17 ft15.5 ft below
Major flood25 ft23.5 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
25.54 ft2007-08-20
23.61 ft2015-12-27
23.33 ft1993-09-25
22.76 ft2019-05-23
21.95 ft1972-11-01

Nearby gauges

GaugeDistanceCounty
Sac River near Dadeville, MO11.2 miDade County
Pomme de Terre River near Polk, MO15.2 miPolk County
Turnback Creek above Greenfield, MO18.2 miDade County
South Fork Dry Sac River near Springfield, MO19.8 miGreene County
Sac River near Stockton, MO21.1 miCedar County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast