Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Duluth MN
102 PM CDT Wed May 13 2026

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-141815-
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-
102 PM CDT Wed May 13 2026

This Hazardous Weather Outlook is for portions of northeast
Minnesota and northwest Wisconsin.

.DAY ONE...Tonight

Frost is expected tonight into early Thursday morning across the
Arrowhead and portions of northwest Wisconsin. A Frost Advisory
is in effect.

Localized minor flooding also continues in the Boundary Waters
region.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Critical fire weather conditions are expected on Friday, with a
Fire Weather Watch in effect for wind and low relative humidity
across northeast Minnesota. Looking ahead, a strong system will
bring heavy, rainfall and thunderstorm chances from Sunday into
early next week. Severe Storms are possible.

Localized minor flooding also continues in the Boundary Waters
region.

.SPOTTER INFORMATION STATEMENT...

Skywarn spotter activation will not be needed tonight.

$$

URGENT - WEATHER MESSAGE
National Weather Service Duluth MN
1131 AM CDT Wed May 13 2026

MNZ012-020-021-WIZ002>004-008-009-141200-
/O.NEW.KDLH.FR.Y.0002.260514T0600Z-260514T1200Z/
Northern Cook and Lake-Southern Lake-Southern Cook-Bayfield-
Ashland-Iron-Sawyer-Price-
Including the cities of Two Harbors, Washburn, Bayfield, Hayward,
Grand Marais, Hurley, Phillips, Ashland, Isabella, and Silver Bay
1131 AM CDT Wed May 13 2026

...FROST ADVISORY IN EFFECT FROM 1 AM TO 7 AM CDT THURSDAY...

* WHAT...Temperatures as low as 33 will result in frost formation.

* WHERE...In Minnesota, Cook and Lake Counties. In Wisconsin, Price,
  Ashland, Bayfield, Iron, and Sawyer Counties. This includes the
  Tribal Lands of the northwestern area of the Lac du Flambeau Band,
  the Grand Portage Reservation, the Red Cliff Band, the Bad River
  Reservation and the Lac Courte Oreilles Reservation. Other
  locations including the Apostle Islands National Lakeshore and
  Madeline Island. This also includes the Boundary Waters eastern
  and central area.

* WHEN...From 1 AM to 7 AM CDT Thursday.

* 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

Wolfe

Flood Advisory
National Weather Service Duluth MN
254 PM CDT Mon May 11 2026

MNC031-075-137-152045-
/O.EXT.KDLH.FA.Y.0008.000000T0000Z-260515T2045Z/
/00000.N.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cook MN-Lake MN-St. Louis MN-
254 PM CDT Mon May 11 2026

...FLOOD ADVISORY NOW IN EFFECT UNTIL 345 PM CDT FRIDAY...

* WHAT...Flooding caused by rain and snowmelt continues.

* WHERE...In Minnesota, northwest Cook, northern Lake and northeast
  St. Louis Counties.

* WHEN...Until 345 PM CDT Friday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas,
  rivers and around area lakes. Some low-water crossings may become
  impassable.

* ADDITIONAL DETAILS...
  - At 254 PM CDT Monday, elevated river and lake levels
    continue.
  - This includes the following streams and drainages...
    Moose River, Jeanette Creek, Horse River, Basswood River,
    Kawishiwi River, and Hustler River.

    Additional rainfall amounts up to two tenths to three tenths
    of an inch are expected over the area through mid-week.

    Expect high, fast moving water on area rivers and elevated
    lake levels. Water levels are near or above those seen during
    flood events in Spring 2022 and June 2024.

    Areas near the end of the Gunflint Trail and near Ely will
    continue to see slow decreases in elevated water levels this
    week. For areas near and on Basswood Lake, flows are peaking
    as of Sunday afternoon, May 10, and at Lac La Croix peak
    flows are expected this week.

    Those venturing into the Boundary Waters should prepare for
    high water and possible inundation of portages and campsites,
    as well as dangerous rapids and very cold water.

  - Some locations that will experience flooding include...
    Gunflint Lake, Snowbank Lake, Basswood Lake, Boundary Waters
    Canoe Area Wilderness, Fall Lake, Sea Gull Lake, Saganaga
    Lake, Ensign Lake, Disappointment Lake and Lac La Croix.
  - Flood safety information can be found at
    www.weather.gov/safety/flood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Campers and hikers should avoid flooded trail crossings. If camping
at a site along or near the banks of rivers or streams, move away
from those locations and seek higher ground.

Portage and hiking trails may be impassable and low-lying campsites
may be inundated with excessive runoff in this section of the
Boundary Waters as flooding is occurring or imminent.

Report observed flooding to local emergency services or law
enforcement and to the National Weather Service in Duluth when you
can do so safely. Flooding can be reported to the National Weather
Service at 1-800-685-8612.

&&

LAT...LON 4817 9235 4821 9238 4825 9227 4834 9229
      4836 9206 4823 9196 4820 9172 4811 9171
      4811 9156 4804 9157 4808 9127 4824 9086
      4796 9085 4787 9147 4816 9218


$$

BJH

Hazard Report Provided By forecast.weather.gov