Station Name: ROCK RIVER AT BYRON, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 679 feet / 207 meters

Nearest Address:
State Rte 72
Byron, IL 61010
Ogle County

GPS Coordinates: 42.12218889, -89.2553639

Nearby Water Temperatures

Flood Watch issued August 9 at 7:47PM CDT until August 10 at 10:00AM CDT by NWS Chicago IL

Effective: Sat August 9, 2025, 7:47 PM
Expires: Sun August 10, 2025, 4:00 AM

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Winnebago, Boone, McHenry, and Lake counties in northern Illinois. * WHEN...Through Sunday morning. * IMPACTS...Creeks and streams may rise out of their banks. Roads and streets may be flooded. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood

A Flood Watch means flooding is possible, but not yet certain, based upon the latest forecasts. 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 August 9 at 7:47PM CDT until August 10 at 10:00AM CDT by NWS Chicago IL

Effective: Sat August 9, 2025, 7:47 PM
Expires: Sun August 10, 2025, 4:00 AM

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Winnebago, Boone, McHenry, and Lake counties in northern Illinois. * WHEN...Through Sunday morning. * IMPACTS...Creeks and streams may rise out of their banks. Roads and streets may be flooded. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood

A Flood Watch means flooding is possible, but not yet certain, based upon the latest forecasts. 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 August 9 at 10:41AM CDT until August 11 at 1:00PM CDT by NWS Quad Cities IA IL

Effective: Sat August 9, 2025, 10:41 AM
Expires: Sun August 10, 2025, 10:45 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Carroll, Hancock, Henderson, Henry IL, Jo Daviess, Mercer, Rock Island, Stephenson, Warren and Whiteside, Iowa, including the following areas, Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines, Dubuque, Henry IA, Iowa, Jackson, Jefferson, Johnson, Jones, Keokuk, Lee, Linn, Louisa, Muscatine, Scott, Van Buren and Washington, and northeast Missouri, including the following areas, Clark and Scotland. * WHEN...Through Monday afternoon. * 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... - Repeated rounds of thunderstorms are expected through the period. Rainfall rates between 1 to 3 inches per hour are possible with the strongest storms and may lead to flash flooding. Area rivers may also start to flood due to runoff from heavy rain. - 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 August 9 at 10:41AM CDT until August 11 at 1:00PM CDT by NWS Quad Cities IA IL

Effective: Sat August 9, 2025, 10:41 AM
Expires: Sun August 10, 2025, 10:45 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Carroll, Hancock, Henderson, Henry IL, Jo Daviess, Mercer, Rock Island, Stephenson, Warren and Whiteside, Iowa, including the following areas, Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines, Dubuque, Henry IA, Iowa, Jackson, Jefferson, Johnson, Jones, Keokuk, Lee, Linn, Louisa, Muscatine, Scott, Van Buren and Washington, and northeast Missouri, including the following areas, Clark and Scotland. * WHEN...Through Monday afternoon. * 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... - Repeated rounds of thunderstorms are expected through the period. Rainfall rates between 1 to 3 inches per hour are possible with the strongest storms and may lead to flash flooding. Area rivers may also start to flood due to runoff from heavy rain. - 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 August 9 at 10:41AM CDT until August 11 at 1:00PM CDT by NWS Quad Cities IA IL

Effective: Sat August 9, 2025, 10:41 AM
Expires: Sun August 10, 2025, 10:45 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Carroll, Hancock, Henderson, Henry IL, Jo Daviess, Mercer, Rock Island, Stephenson, Warren and Whiteside, Iowa, including the following areas, Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines, Dubuque, Henry IA, Iowa, Jackson, Jefferson, Johnson, Jones, Keokuk, Lee, Linn, Louisa, Muscatine, Scott, Van Buren and Washington, and northeast Missouri, including the following areas, Clark and Scotland. * WHEN...Through Monday afternoon. * 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... - Repeated rounds of thunderstorms are expected through the period. Rainfall rates between 1 to 3 inches per hour are possible with the strongest storms and may lead to flash flooding. Area rivers may also start to flood due to runoff from heavy rain. - 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.