Hazardous Weather Outlook
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
806 FLUS43 KDLH 011017 HWODLH Hazardous Weather Outlook National Weather Service Duluth MN 517 AM CDT Mon Sep 1 2025 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-021030- Koochiching-North St. Louis-Northern Cook/Northern Lake- North Itasca-Central St. Louis-Southern Lake/North Shore- Southern Cook/North Shore-North Cass-South Itasca-South Cass- Crow Wing-Northern Aitkin-South Aitkin-Carlton/South St. Louis- Pine-Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price- 517 AM CDT Mon Sep 1 2025 This Hazardous Weather Outlook is for portions of northeast Minnesota and northwest Wisconsin. .DAY ONE...Today and Tonight Patchy dense fog before 9 AM this morning. Isolated to scattered thunderstorms are forecast today and tonight. Occasional cloud-to-ground lightning is the main threat with the storms. Brief periods of very localized heavy rainfall are possible which may lead to ponding of water in low-lying areas. Severe weather is not expected. Areas of dense fog may redevelop tonight. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Dense fog may linger Tuesday morning. A cold front will move through the area Tuesday and Tuesday night. Isolated to scattered thunderstorms will accompany the cold front. A few storms may be strong to severe over central Minnesota. Hail to ping pong ball size, occasional cloud-to-ground lightning, brief wind gusts of 40 to 60 mph, and locally heavy rain which may lead to minor flooding are the main threats. Patchy frost is possible Wednesday, Thursday, and Friday nights. .SPOTTER INFORMATION STATEMENT... Skywarn spotters may be needed Tuesday afternoon and evening. $$ LSZ121-140>148-150-021030- Bayfield to Oak Point WI-Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI- Outer Apostle Islands Beyond 5 NM from Mainland- 517 AM CDT Mon Sep 1 2025 This Hazardous Weather Outlook is for portions of Lake Superior and the Nearshore waters of western Lake Superior. .DAY ONE...Today and Tonight Isolated thunderstorms are forecast today and tonight, most likely along the North Shore. Occasional cloud-to-water lightning is the main threat. Severe weather is not anticipated at this time. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday A cold front will move through the area Tuesday and Tuesday night which include a risk of thunderstorms, some of which may be strong to severe. Occasional cloud-to-water lightning, wind gusts of 35 to 50 knots, and large hail are the main threats from the storms. Gusty north and northwest winds are forecast over western Lake Superior in the wake of a cold front Wednesday through the end of the week. Conditions will be hazardous to smaller vessels at times from through Saturday. There is a small risk of waterspouts Wednesday and Thursday. $$ Huyck More information may be obtained at the following web address: http://www.weather.gov/duluth