Mississippi River

River in Iowa, read from 2 USGS gauges, draining about 85,600 square miles. Figures refresh every fifteen minutes.

Discharge

25,200

cfs · 25 min ago

Normal for today

33,700

cfs median, 153 yrs

Water temp

°F · 25 min ago

Gage height

9.70

Normal for the date75% of medianUSGS gauge 05420500

Thirty-day mean discharge · 23,000–87,100 cfsdashed line: today’s long-term median

Gauges on this water

Reading by reach

Station	Flow	Temp	Updated
Mississippi River at Clinton, IA05420500	25,200 cfs	67°F	25 min ago
Mississippi River at McGregor, IA05389500	24,000 cfs	—	4731d ago

Reading the number

On this date the gauge has averaged 33,700 cfs over 153 years of record, with the middle half of years falling between 23,300 and 46,500 cfs. Today sits inside that band, which is as close to a normal October day as the gauge can tell you.

Regional hatch calendar

What is likely hatching near Mississippi River

Mississippi River does not have its own verified chart yet. This calendar is combined from the verified charts on Root River (55 mi), Black Earth Creek (73 mi). Treat it as regional timing, and file a report if you see something different here.

Month-by-month insect activity for Mississippi River
Insect	J	F	M	A	M	J	J	A	S	O	N	D
Blue-Winged Olive	January: absent	February: absent	March: active	April: peak	May: active	June: active	July: active	August: active	September: peak	October: peak	November: absent	December: absent
Caddis	January: absent	February: absent	March: absent	April: active	May: peak	June: peak	July: active	August: active	September: active	October: absent	November: absent	December: absent
March Brown	January: absent	February: absent	March: absent	April: absent	May: active	June: peak	July: active	August: absent	September: absent	October: absent	November: absent	December: absent
Midge	January: peak	February: peak	March: active	April: absent	May: absent	June: absent	July: absent	August: absent	September: absent	October: active	November: active	December: peak
Scud	January: active	February: active	March: active	April: active	May: active	June: active	July: active	August: active	September: active	October: active	November: active	December: active
Sulphur	January: absent	February: absent	March: absent	April: absent	May: peak	June: peak	July: active	August: absent	September: absent	October: absent	November: absent	December: absent
Terrestrials	January: absent	February: absent	March: absent	April: absent	May: absent	June: active	July: peak	August: peak	September: active	October: absent	November: absent	December: absent
Trico	January: absent	February: absent	March: absent	April: absent	May: absent	June: absent	July: active	August: peak	September: peak	October: active	November: absent	December: absent
Hendrickson	January: absent	February: absent	March: absent	April: peak	May: active	June: absent	July: absent	August: absent	September: absent	October: absent	November: absent	December: absent
Light Cahill	January: absent	February: absent	March: absent	April: absent	May: absent	June: peak	July: active	August: active	September: absent	October: absent	November: absent	December: absent
Sculpin	January: active	February: active	March: active	April: active	May: absent	June: absent	July: absent	August: absent	September: active	October: peak	November: active	December: active

PeakActiveAbsent

Reports

From anglers on Mississippi River

No reports filed here yet. The first one becomes the page’s local knowledge, stamped with the flow at the time. File a report.