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Home Return to list Frost Advisory 0009 Issued by the Duluth Forecast Office
Action: New Issued At: 2026-09-20 16:46:29 992 WWUS73 KDLH 202146 NPWDLH URGENT - WEATHER MESSAGE National Weather Service Duluth MN 446 PM CDT Sun Sep 20 2026 MNZ010>012-211000- /O.NEW.KDLH.FR.Y.0009.260921T0600Z-260921T1300Z/ Koochiching-North St. Louis-Northern Cook and Lake- Including the cities of International Falls, Isabella, and Ely 446 PM CDT Sun Sep 20 2026 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM CDT MONDAY... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Koochiching, North St. Louis, and Northern Cook and Lake Counties. * WHEN...From 1 AM to 8 AM CDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For more information on Northland weather, visit www.weather.gov/duluth KML Action: Continued Issued At: 2026-09-21 02:41:18 461 WWUS73 KDLH 210740 NPWDLH URGENT - WEATHER MESSAGE National Weather Service Duluth MN 240 AM CDT Mon Sep 21 2026 MNZ010>012-211300- /O.CON.KDLH.FR.Y.0009.000000T0000Z-260921T1300Z/ Koochiching-North St. Louis-Northern Cook and Lake- Including the cities of International Falls, Isabella, and Ely 240 AM CDT Mon Sep 21 2026 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Koochiching, North St. Louis, and Northern Cook and Lake Counties. * WHEN...Until 8 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ For more information on Northland weather, visit www.weather.gov/duluth LE | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||