720
WWUS73 KDLH 211759
NPWDLH

URGENT - WEATHER MESSAGE
National Weather Service Duluth MN
1259 PM CDT Mon Sep 21 2026

MNZ010>012-018-019-025-026-034>038-WIZ001>004-006>009-220600-
/O.NEW.KDLH.FR.Y.0010.260922T0500Z-260922T1300Z/
Koochiching-North St. Louis-Northern Cook and Lake-North Itasca-
Central St. Louis-North Cass-South Itasca-Crow Wing-Northern
Aitkin-South Aitkin-Carlton and South St. Louis-Pine-Douglas-
Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price-
Including the cities of Aitkin, Hibbing, Grand Rapids, Washburn, Hill
City, Hayward, Hinckley, Walker, Bayfield, Spooner, Pine City, Ely,
Isabella, Phillips, Bigfork, Grantsburg, Ashland, Hurley,
International Falls, Duluth, Brainerd, and Superior
1259 PM CDT Mon Sep 21 2026

...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM CDT
TUESDAY...

* WHAT...Temperatures as low as 34 will result in frost formation.

* WHERE...In Minnesota, Crow Wing, Northern Aitkin, Pine, South
  Aitkin, Koochiching, North Cass, North Itasca, South Itasca,
  Carlton and South St. Louis, Central St. Louis, North St. Louis,
  and Northern Cook and Lake Counties. In Wisconsin, Price, Ashland,
  Bayfield, Burnett, Douglas, Iron, Sawyer, and Washburn Counties.

* WHEN...From midnight tonight to 8 AM CDT Tuesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
  outdoor plants may be killed if left uncovered.

* ADDITIONAL DETAILS...Advisory is for inland areas away from Lake
  Superior.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information on Northland weather, visit
www.weather.gov/duluth

BJH