River Conditions
Water temperatureAlton, IL · as of 6:00 PM
63°F
Mississippi River
Grafton
5-Day
4″
Alton
5-Day
0″
St. Louis
5-Day
1′
Illinois River
Hardin
5-Day
1″
Missouri River
St. Charles
5-Day
4″
now 5-day forecast
Sources: USGS · NOAA NWPS · USACE