Station Name: GRAND CALUMET RIVER AT COLUMBIA AV AT HAMMOND, IN
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 597 feet

Nearest Address:
5225 Columbia Ave
Hammond, IN 46320
Lake County

GPS Coordinates: 41.6186111, -87.4998333

Nearby Water Temperatures

Flood Watch issued June 10 at 6:54PM CDT until June 11 at 4:00AM CDT by NWS Chicago IL

Effective: Wed June 10, 2026, 6:54 PM
Expires: Thu June 11, 2026, 3:00 AM

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of Illinois, including the following areas, Central Cook, De Kalb, DuPage, Eastern Will, Ford, Grundy, Iroquois, Kane, Kankakee, Kendall, La Salle, Lee, Livingston, Northern Cook, Northern Will, Southern Cook and Southern Will and northwest Indiana, including the following areas, Benton, Jasper, Lake IN, Newton and Porter. * WHEN...Until 4 AM CDT /5 AM EDT/ Thursday. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Underpasses may be flooded. Roads and streets may be flooded. * ADDITIONAL DETAILS... - A line of thunderstorms with rainfall rates locally in excess of 1 to 2 inches per hour may move across portions of northern and northeastern Illinois late this evening. Rainfall may lead to flooding, especially in urban areas and areas that received heavy rainfall earlier this afternoon. - http://www.weather.gov/safety/flood

A Flood Watch for flash flooding means rapid-onset flooding is possible, but not yet certain, based upon the latest forecasts. Flash flooding is a dangerous situation. Persons with interests along area rivers, creeks, and other waterways should monitor the latest forecasts and be prepared to take action should flooding develop.

Flood Watch issued June 10 at 9:11PM CDT until June 11 at 4:00AM CDT by NWS Chicago IL

Effective: Wed June 10, 2026, 9:11 PM
Expires: Thu June 11, 2026, 4:00 AM

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Eastern Will, Ford, Grundy, Iroquois, Kankakee, La Salle, Livingston and Southern Will and northwest Indiana, including the following areas, Benton, Jasper, Lake IN, Newton and Porter. * WHEN...Until 4 AM CDT /5 AM EDT/ Thursday. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Underpasses may be flooded. Roads and streets may be flooded. * ADDITIONAL DETAILS... - - A line of thunderstorms with rainfall rates locally in excess of 1 to 2 inches per hour may move across portions of northern and northeastern Illinois late this evening. Rainfall may lead to flooding, especially in urban areas and areas that received heavy rainfall earlier this afternoon. - http://www.weather.gov/safety/flood - http://www.weather.gov/safety/flood

A Flood Watch for flash flooding means rapid-onset flooding is possible, but not yet certain, based upon the latest forecasts. Flash flooding is a dangerous situation. Persons with interests along area rivers, creeks, and other waterways should monitor the latest forecasts and be prepared to take action should flooding develop.

Heat Advisory issued June 11 at 1:49AM EDT until June 11 at 8:00PM EDT by NWS Northern Indiana

Effective: Thu June 11, 2026, 12:49 AM
Expires: Thu June 11, 2026, 4:00 PM

* WHAT...Heat index values around 100 expected. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...From noon EDT /11 AM CDT/ today to 8 PM EDT /7 PM CDT/ this evening. * 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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.

Tornado Watch issued June 10 at 7:09PM CDT until June 10 at 11:00PM CDT by NWS Chicago IL

Effective: Wed June 10, 2026, 7:09 PM
Expires: Wed June 10, 2026, 11:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 308 IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 7 COUNTIES IN CENTRAL ILLINOIS LIVINGSTON IN NORTH CENTRAL ILLINOIS DE KALB LA SALLE LEE IN NORTHEAST ILLINOIS GRUNDY KANE KENDALL THIS INCLUDES THE CITIES OF AURORA, COAL CITY, DEKALB, DIXON, DWIGHT, ELGIN, FAIRBURY, LA SALLE, MARSEILLES, MENDOTA, MINOOKA, MORRIS, OSWEGO, OTTAWA, PLANO, PONTIAC, STREATOR, SYCAMORE, AND YORKVILLE.