Station Name: YELLOW RIVER AT KNOX, IN
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 699 feet / 213 meters

Nearest Address:
N 400 E
Knox, IN 46534
Starke County

GPS Coordinates: 41.3028196, -86.6205695

Nearby Water Temperatures

Air Quality Alert issued September 16 at 11:08PM EDT by NWS Indianapolis IN

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Tue September 16, 2025, 10:08 PM
Expires: Wed September 17, 2025, 11:00 PM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, IN EFFECT UNTIL MIDNIGHT EDT WEDNESDAY NIGHT. An Air Quality Action Day for Ozone has been issued. Ozone levels are expected to be in the Unhealthy for Sensitive Groups range. Active children and adults, and people with respiratory disease, such as asthma should limit prolonged outdoor exposure. Here are some recommended actions that the public can take: * Walk, bike, carpool or use public transportation. * Avoid using the drive-through and combine errands into one trip. * Avoid refueling your vehicle or using gasoline-powered lawn equipment until after 7pm. * Turn off your engine when idling for more than 30 seconds. * Conserve energy by turning off lights or setting the air conditioner to 75 degrees or above. For additional information, please visit the IDEM Smog page at: http://www.in.gov/idem/airmonitoring/smogwatch/

Air Quality Alert issued September 16 at 11:08PM EDT by NWS Indianapolis IN

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Tue September 16, 2025, 10:08 PM
Expires: Wed September 17, 2025, 11:00 PM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, IN EFFECT UNTIL MIDNIGHT EDT WEDNESDAY NIGHT. An Air Quality Action Day for Ozone has been issued. Ozone levels are expected to be in the Unhealthy for Sensitive Groups range. Active children and adults, and people with respiratory disease, such as asthma should limit prolonged outdoor exposure. Here are some recommended actions that the public can take: * Walk, bike, carpool or use public transportation. * Avoid using the drive-through and combine errands into one trip. * Avoid refueling your vehicle or using gasoline-powered lawn equipment until after 7pm. * Turn off your engine when idling for more than 30 seconds. * Conserve energy by turning off lights or setting the air conditioner to 75 degrees or above. For additional information, please visit the IDEM Smog page at: http://www.in.gov/idem/airmonitoring/smogwatch/

Air Quality Alert issued September 17 at 2:53AM EDT by NWS Indianapolis IN

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Wed September 17, 2025, 1:53 AM
Expires: Wed September 17, 2025, 11:00 PM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, IN EFFECT UNTIL MIDNIGHT EDT TONIGHT. An Air Quality Action Day for Ozone has been issued. Ozone levels are expected to be in the Unhealthy for Sensitive Groups range. Active children and adults, and people with respiratory disease, such as asthma should limit prolonged outdoor exposure. Here are some recommended actions that the public can take: * Walk, bike, carpool or use public transportation. * Avoid using the drive-through and combine errands into one trip. * Avoid refueling your vehicle or using gasoline-powered lawn equipment until after 7pm. * Turn off your engine when idling for more than 30 seconds. * Conserve energy by turning off lights or setting the air conditioner to 75 degrees or above. For additional information, please visit the IDEM Smog page at: http://www.in.gov/idem/airmonitoring/smogwatch/