Station Name: Munster
Data Source: USGS

Elevation Above Sea Level: 630 feet

Nearest Address:
8345 Hawthorne Dr
Munster, IN 46322
Lake County

GPS Coordinates: 41.5611, -87.4806

Nearby Water Temperatures

Air Quality Alert issued July 17 at 2:22PM CDT by NWS Chicago IL

Effective: Fri July 17, 2026, 2:22 PM
Expires: Sat July 18, 2026, 12:00 AM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, which remains in effect until midnight Saturday Night. An Air Quality Action Day for smoke has been issued. Smoke levels are expected to be in the Very Unhealthy 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 July 17 at 11:14AM CDT by NWS Chicago IL

Effective: Fri July 17, 2026, 11:14 AM
Expires: Sat July 18, 2026, 12:00 AM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, IN EFFECT UNTIL MIDNIGHT CDT SATURDAY NIGHT. An Air Quality Action Day for smoke has been issued. Smoke levels are expected to be in the Very Unhealthy 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 July 17 at 4:12AM CDT by NWS Chicago IL

Effective: Fri July 17, 2026, 4:12 AM
Expires: Sat July 18, 2026, 4:15 AM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, in effect until midnight tonight. An Air Quality Action Day for Wildfire Smoke and PM 2.5 has been issued. Fine particulate levels are expected to be in the Unhealthy (Red) range today. Active children and adults, and people with respiratory disease, such as asthma should avoid 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 July 16 at 1:28PM CDT by NWS Chicago IL

Effective: Thu July 16, 2026, 1:28 PM
Expires: Sat July 18, 2026, 12:00 AM

The officials at the Indiana Department of Environmental Management have extended the Air Quality Action Day until midnight Friday Night. An Air Quality Action Day for Wildfire Smoke and PM 2.5 has been issued. Fine particulate levels are expected to be in the Very Unhealthy (Purple) range today and in the Unhealthy (Red) range on Friday. Active children and adults, and people with respiratory disease, such as asthma should avoid 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 July 17 at 8:35PM CDT by NWS Chicago IL

Effective: Fri July 17, 2026, 8:35 PM
Expires: Sat July 18, 2026, 12:15 AM

The officials at the Indiana Department of Environmental Management have declared an Air Quality Action Day, IN EFFECT UNTIL MIDNIGHT CDT MONDAY NIGHT. An Air Quality Action Day for ozone and PM 2.5 has been issued. A combination of fine particulate and 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. Due to observed and forecasted high concentrations of PM2.5 readings in the area, recommendations are for the public to avoid or limit outdoor exposure to wildfire smoke, reduce or avoid exertion or heavy work outdoors and keep windows and doors closed as much as possible. For additional information, please visit the IDEM Smog page at: http://www.in.gov/idem/airmonitoring/smogwatch/