Station Name: GRAND PORTAGE RIVER AT GRAND PORTAGE MN
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 623 feet / 190 meters

Nearest Address:
1 Upper Rd
Grand Portage, MN 55605
Cook County

GPS Coordinates: 47.9634982, -89.6834233

Nearby Water Temperatures

Air Quality Alert issued August 4 at 1:40PM CDT by NWS Duluth MN

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Mon August 4, 2025, 6:40 PM
Expires: Wed August 6, 2025, 5:00 PM

* WHAT...The Minnesota Pollution Control Agency has issued an Air Quality Alert for fine particles pollution. The Air Quality Index (AQI) is expected to reach the Orange or Unhealthy for Sensitive Groups category. * WHERE...Northeast Minnesota. * WHEN...From 1 AM CDT Tuesday to noon CDT Wednesday. * IMPACTS...Sensitive groups, such as people with lung disease (including asthma), heart disease, and children and older adults, may experience health effects. * ADDITIONAL DETAILS...Areas of heavy surface smoke across Wisconsin and Michigan will rotate northwestward around a large area of high pressure. Northeastern Minnesota has the highest likelihood for an extended period of fine particle pollution in the orange AQI category, from early Tuesday morning into Wednesday. However, shorter periods of poor air quality are possible from southeastern Minnesota through north central Minnesota as well.

Sensitive groups, such as people with lung disease (including asthma), heart disease, and children and older adults, should limit prolonged or heavy exertion. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Reduce vehicle trips and vehicle idling as much as possible. Keep windows closed overnight to prevent smoke from getting indoors.

Air Quality Alert issued August 4 at 1:40PM CDT by NWS Duluth MN

Non-Weather Emergency Message. Not sent to IPAWS.

Effective: Mon August 4, 2025, 6:40 PM
Expires: Wed August 6, 2025, 5:00 PM

* WHAT...The Minnesota Pollution Control Agency has issued an Air Quality Alert for fine particles pollution. The Air Quality Index (AQI) is expected to reach the Orange or Unhealthy for Sensitive Groups category. * WHERE...Northeast Minnesota. * WHEN...From 1 AM CDT Tuesday to noon CDT Wednesday. * IMPACTS...Sensitive groups, such as people with lung disease (including asthma), heart disease, and children and older adults, may experience health effects. * ADDITIONAL DETAILS...Areas of heavy surface smoke across Wisconsin and Michigan will rotate northwestward around a large area of high pressure. Northeastern Minnesota has the highest likelihood for an extended period of fine particle pollution in the orange AQI category, from early Tuesday morning into Wednesday. However, shorter periods of poor air quality are possible from southeastern Minnesota through north central Minnesota as well.

Sensitive groups, such as people with lung disease (including asthma), heart disease, and children and older adults, should limit prolonged or heavy exertion. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Reduce vehicle trips and vehicle idling as much as possible. Keep windows closed overnight to prevent smoke from getting indoors.