TornadoLiveMap

Upper Iowa River at Decorah — water level right now

Winneshiek County, Iowa · NWS gauge DEHI4
Loading the latest reading…
–
current stage (ft)
 
12
minor flood stage
 
17.9
record crest
set 2008-06-09
–
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 · 9
minor · 12
moderate · 13
major · 14
Flood stageLevel (ft)What it means
Major flood stage14extensive inundation and significant evacuations — a serious event
Moderate flood stage13some buildings and roads inundated; evacuations possible
Minor flood stage12low-lying roads and fields near the river start to flood
Action stage9water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
117.92008-06-09+5.9 above
214.351993-08-17+2.35 above
313.682016-08-24+1.68 above
413.081961-03-27+1.08 above
512.312000-06-01+0.31 above
611.872018-06-100.13 below
711.672013-06-230.33 below
811.351969-06-300.65 below
911.321962-03-300.68 below
1010.751976-03-121.25 below
1110.641998-06-281.36 below
1210.471972-09-251.53 below

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

Upper Iowa River near Decorah (IFC) 3 mi away · loading… Upper Iowa River at Bluffton 9 mi away · loading… Turkey River at Spillville 10 mi away · loading… Brockcamp Creek near Festina (IFC) 13 mi away · loading… Rogers Creek at Fort Atkinson (IFC) 13 mi away · loading… Turkey River near Cresco (IFC) 14 mi away · loading…

Gauge details

NWS gauge IDDEHI4
USGS site05387500
CountyWinneshiek
StateIowa
NWS forecast officeLa Crosse
River forecast centerNorth Central River Forecast Center
Coordinates43.305, -91.795
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 Upper Iowa River at Decorah

Is Upper Iowa River at Decorah 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 12 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Upper Iowa River at Decorah?

major flood stage 14 ft, moderate flood stage 13 ft, minor flood stage 12 ft, action stage 9 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Upper Iowa River at Decorah?

The highest crest on file at this gauge is 17.9 ft, reached on 2008-06-09 — that is 5.9 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.