TornadoLiveMap

Mississippi River at Clayton — water level right now

Clayton County, Iowa · NWS gauge CLAI4
Loading the latest reading…
–
current stage (ft)
 
620
minor flood stage
 
627.28
record crest
set 1965-04-24
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 616
minor · 620
Flood stageLevel (ft)What it means
Minor flood stage620low-lying roads and fields near the river start to flood
Action stage616water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
1627.281965-04-24+7.28 above
2625.482001-04-21+5.48 above
3624.712023-04-28+4.71 above
4623.761993-06-30+3.76 above
5623.71969-04-22+3.7 above
6623.582019-04-26+3.58 above
7623.281997-04-15+3.28 above
8623.282011-04-18+3.28 above
9623.151952-04-24+3.15 above
106231951-04-20+3 above
11622.781967-04-10+2.78 above
12622.692024-07-06+2.69 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Mississippi River at McGregor 9 mi away · loading… Mississippi River below Lock and Dam 10 - Guttenberg 9 mi away · loading… Bloody Run Creek near Marquette 10 mi away · loading… Roberts Creek near Elkader (IFC) 12 mi away · loading… Turkey River at Garber 13 mi away · loading… Turkey River at Elkader 14 mi away · loading…

Gauge details

NWS gauge IDCLAI4
USGS site05411500
CountyClayton
StateIowa
NWS forecast officeLa Crosse
River forecast centerNorth Central River Forecast Center
Coordinates42.904, -91.145
Time zoneCST6CDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Mississippi River at Clayton

Is Mississippi River at Clayton flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 620 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Mississippi River at Clayton?

minor flood stage 620 ft, action stage 616 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Mississippi River at Clayton?

The highest crest on file at this gauge is 627.28 ft, reached on 1965-04-24 — that is 7.28 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS La Crosse and local emergency management.