Station Name: ILLINOIS RIVER AT FLORENCE, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 427 feet

Nearest Address:
State Rte 100
Florence, IL 62363
Pike County

GPS Coordinates: 39.63277778, -90.6077778

Nearby Water Temperatures

Flood Watch issued June 8 at 1:12PM CDT until June 9 at 7:00AM CDT by NWS Lincoln IL

Effective: Mon June 8, 2026, 1:12 PM
Expires: Tue June 9, 2026, 1:00 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, east central, southeast, and west central Illinois, including the following counties, in central Illinois, Christian, Menard, Sangamon and Shelby. In east central Illinois, Clark, Coles, Cumberland and Moultrie. In southeast Illinois, Clay, Crawford, Effingham, Jasper, Lawrence and Richland. In west central Illinois, Cass, Morgan, Schuyler and Scott. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Some thunderstorms will produce rain rates of 2+ inches per hour. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Watch issued June 8 at 12:54PM CDT until June 9 at 7:00AM CDT by NWS St Louis MO

Effective: Mon June 8, 2026, 12:54 PM
Expires: Tue June 9, 2026, 4:00 AM

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bond IL, Brown IL, Calhoun IL, Clinton IL, Fayette IL, Greene IL, Jersey IL, Macoupin IL, Madison IL, Marion IL, Monroe IL, Montgomery IL, Pike IL, Saint Clair IL and Washington IL and Missouri, including the following areas, Franklin MO, Gasconade MO, Jefferson MO, Lincoln MO, Montgomery MO, Pike MO, Saint Charles MO, Saint Louis City MO, Saint Louis MO and Warren MO. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Additional showers and thunderstorms with locally heavy rainfall will be possible, which could lead to flash flooding, especially if they occur over saturated soils.

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Heat Advisory issued June 8 at 11:44AM CDT until June 9 at 10:00PM CDT by NWS St Louis MO

Effective: Mon June 8, 2026, 11:44 AM
Expires: Tue June 9, 2026, 2:45 AM

* WHAT...Heat index values up to 108 expected. * WHERE...Portions of southwest Illinois and central, east central, and southeast Missouri. * WHEN...From noon to 10 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Flood Watch issued June 8 at 12:54PM CDT until June 9 at 7:00AM CDT by NWS St Louis MO

Effective: Mon June 8, 2026, 12:54 PM
Expires: Tue June 9, 2026, 4:00 AM

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of west central Illinois, including the following area, Adams IL and Missouri, including the following areas, Audrain MO, Boone MO, Callaway MO, Cole MO, Marion MO, Moniteau MO, Monroe MO, Osage MO and Ralls MO. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Additional showers and thunderstorms with locally heavy rainfall will be possible, which could lead to flash flooding, especially if they occur over saturated soils.

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.