Waarschuwingen

Frost Advisory issued May 12 at 4:40PM CDT until May 13 at 8:00AM CDT by NWS Duluth MN* WHAT...Temperatures as low as 37 will result in frost formation.* WHERE...Koochiching, North Itasca, Central St. Louis, North St.Louis, and Northern Cook and Lake Counties. This includes theTribal Lands of the Bois Forte Band, Nett Lake, Lake Vermilionand, Deer Creek areas. Recreation spots such as Voyageurs NationalPark. The entire Boundary Waters is also included.* WHEN...From 2 AM to 8 AM CDT Monday.* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitiveoutdoor plants may be killed if left uncovered.Take steps now to protect tender plants from the cold.

National Weather Service

Air Quality Alert issued May 12 at 11:02AM CDT by NWS Duluth MN* WHAT...The Minnesota Pollution Control Agency has issued an AirQuality Alert for fine particles pollution. The Air Quality Index(AQI) is expected to reach the Red or Unhealthy category.* WHERE...All of northeastern and north central Minnesota.* WHEN...Until 8AM CDT Monday.* IMPACTS...Some members of the general public may experiencehealth effects. Sensitive groups, such as people with lungdisease (including asthma), heart disease, and children andolder adults, may experience health effects.* ADDITIONAL DETAILS...A band of very heavy smoke from wildfiresin northeast British Columbia has moved into northern Minnesotaand will sweep south across the state on Sunday behind a coldfront. The smoke will continue to move across northeastern andnorth central Minnesota this afternoon with maximum smokeimpacts expected Sunday afternoon and evening but will lingerovernight. Areas along Lake Superior may have some localclearing from the smoke Sunday afternoon before smoke settlesagain overnight.Sensitive groups, such as people with lung disease (includingasthma), heart disease, and children and older adults, should avoidprolonged or heavy exertion. The general public should limitprolonged or heavy exertion.Reduce or eliminate activities that contribute to air pollution, suchas 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.

National Weather Service