Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Duluth MN
820 PM CDT Fri Jul 11 2025

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-130130-
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-
820 PM CDT Fri Jul 11 2025

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

.DAY ONE...Tonight

There is a 10 to 20 percent chance of a few thunderstorms this
evening and overnight. Occasional cloud-to-ground lightning, brief
heavy rain, wind gusts to 40 mph, and small hail are the main
threats with any storms.

Smoke from Canadian wildfires will reduce air quality tonight.
Please refer to the latest Air Quality Alerts for Minnesota and
Wisconsin for more details.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Another round of thunderstorms are expected for parts of the
Minnesota Arrowhead and northwest Wisconsin Saturday afternoon and
early evening. Severe storms are not anticipated at this time.

Wildfire smoke is expected to linger over the Northland through
the weekend. Slight improvements in air quality are possible
during the daylight hours while the worst conditions are expected
overnight.

There is a 20 percent chance of isolated thunderstorms over the
I-35 corridor into the Minnesota Arrowhead and over northwest
Wisconsin late Sunday afternoon and Sunday evening. A few storms
may be strong.

Additional thunderstorm chances are forecast Monday night through
the end of next week.

.SPOTTER INFORMATION STATEMENT...

Skywarn spotters are encouraged to report hail of any size and
rainfall amounts to the National Weather Service.

$$

WIZ001>004-006>009-141700-
Douglas-Bayfield-Ashland-Iron-Burnett-Washburn-Sawyer-Price-
Including the cities of Superior, Washburn, Bayfield, Ashland,
Hurley, Grantsburg, Spooner, Hayward, and Phillips
352 PM CDT Fri Jul 11 2025

...AIR QUALITY ALERT IN EFFECT FOR ALL OF WISCONSIN FROM MIDNIGHT
SATURDAY MORNING UNTIL NOON MONDAY...

The Wisconsin Department of Natural Resources has issued an Air
Quality Advisory for the following counties: Adams, Ashland,
Barron, Bayfield, Brown, Buffalo, Burnett, Calumet, Chippewa,
Clark, Columbia, Crawford, Dane, Dodge, Door, Douglas, Dunn, Eau
Claire, Florence, Fond du Lac, Forest, Grant, Green, Green Lake,
Iowa, Iron, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La
Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon,
Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto,
Oneida, Outagamie, Ozaukee, Pepin, Pierce, Polk, Portage, Price,
Racine, Richland, Rock, Rusk, Sauk, Sawyer, Shawano, Sheboygan,
St. Croix, Taylor, Trempealeau, Vernon, Vilas, Walworth, Washburn,
Washington, Waukesha, Waupaca, Waushara, Winnebago, Wood.

* WHAT...The PM2.5 AQI is expected to reach the Unhealthy for
  Sensitive Groups (USG) to Unhealthy level.

* WHERE...WI Statewide.

* WHEN...12 AM CDT Saturday July 12 until 12 PM CDT Monday July
  14.

* ADDITIONAL DETAILS...Canadian wildfire smoke will impact all of
  Wisconsin throughout the weekend. Initial impacts are expected
  for northwestern counties starting as early as midnight Friday
  night, reaching central Wisconsin by early Saturday afternoon,
  and southeastern Wisconsin by late Saturday. The heaviest smoke
  is anticipated for locations farther north, with periods of Very
  Unhealthy NowCast AQI possible. USG to Unhealthy AQI will be
  more likely for central and southeastern Wisconsin. The lowest
  concentrations are expected across southwestern Wisconsin, where
  Moderate to USG AQI is more likely. By Sunday, PM2.5
  concentrations will be generally lower. However, USG to
  Unhealthy AQI will remain possible statewide, with higher
  concentrations more likely to the north.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Sensitive groups: Consider rescheduling or moving all activities
inside. Go inside if you have symptoms.

People with asthma: Follow your asthma action plan and keep
quick-relief medicine handy. People with heart disease: Symptoms
such as palpitations, shortness of breath, or unusual fatigue may
indicate a serious problem. If you have any of these, contact your
health care provider. Everyone else: Keep outdoor activities
shorter and less intense. Go inside if you have symptoms.

For more information on current air quality, please see:
https://airquality.wi.gov

$$

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