Station Name: La Grange L&D 8
Data Source: USGS

Elevation Above Sea Level: 427 feet / 130 meters

Nearest Address:
Lock & Dam Road
La Grange, IL 62378
Cass County

GPS Coordinates: 39.9403, -90.5344

Nearby Water Temperatures

Flood Watch issued July 25 at 1:20PM CDT until July 26 at 7:00PM CDT by NWS Quad Cities IA IL

Effective: Fri July 25, 2025, 1:20 PM
Expires: Sat July 26, 2025, 1:30 PM

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of eastern Iowa, northwest Illinois, and northeast Missouri. * WHEN...Through Saturday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Occasional rounds of scattered showers and thunderstorms are expected today through Saturday. Very high rainfall rates near 2 inches per hour are possible with the strongest storms, which could lead to flash flooding. Areas most susceptible to flooding will be urban and poor drainage locations. Total rainfall amounts will vary considerably across the outlook area due to the scattered nature of the storms. However, locations that get hit by repeated rounds of storms could receive as much as 2 to 4 inches of rainfall.

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.

Heat Advisory issued July 25 at 2:10AM CDT until July 29 at 7:00PM CDT by NWS St Louis MO

Effective: Fri July 25, 2025, 2:10 AM
Expires: Fri July 25, 2025, 7:15 PM

* WHAT...Heat index values up to 110. * WHERE...Portions of south central and southwest Illinois and central, east central, and southeast Missouri. * WHEN...Until 7 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.

Heat Advisory issued July 25 at 2:10AM CDT until July 29 at 7:00PM CDT by NWS St Louis MO

Effective: Fri July 25, 2025, 2:10 AM
Expires: Fri July 25, 2025, 7:15 PM

* WHAT...Heat index values up to 110. * WHERE...Portions of south central and southwest Illinois and central, east central, and southeast Missouri. * WHEN...Until 7 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 July 25 at 1:20PM CDT until July 26 at 7:00PM CDT by NWS Quad Cities IA IL

Effective: Fri July 25, 2025, 1:20 PM
Expires: Sat July 26, 2025, 1:30 PM

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of eastern Iowa, northwest Illinois, and northeast Missouri. * WHEN...Through Saturday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Occasional rounds of scattered showers and thunderstorms are expected today through Saturday. Very high rainfall rates near 2 inches per hour are possible with the strongest storms, which could lead to flash flooding. Areas most susceptible to flooding will be urban and poor drainage locations. Total rainfall amounts will vary considerably across the outlook area due to the scattered nature of the storms. However, locations that get hit by repeated rounds of storms could receive as much as 2 to 4 inches of rainfall.

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.

Heat Advisory issued July 25 at 2:10AM CDT until July 29 at 7:00PM CDT by NWS St Louis MO

Effective: Fri July 25, 2025, 2:10 AM
Expires: Fri July 25, 2025, 7:15 PM

* WHAT...Heat index values up to 110. * WHERE...Portions of south central and southwest Illinois and central, east central, and southeast Missouri. * WHEN...Until 7 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.