Watches, Warnings & Advisories



2 products issued by NWS for: Merrillan WI

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service La Crosse WI
312 AM CDT Mon Jul 14 2025

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-
032>034-041>044-053>055-061-151215-
Mitchell-Howard-Winneshiek-Allamakee-Floyd-Chickasaw-Fayette-
Clayton-Wabasha-Dodge-Olmsted-Winona-Mower-Fillmore-Houston-
Taylor-Clark-Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Juneau-
Adams-Vernon-Crawford-Richland-Grant-
312 AM CDT Mon Jul 14 2025

This Hazardous Weather Outlook is for portions of southeast
Minnesota...northeast Iowa and southwest into central Wisconsin.

.DAY ONE...Today and Tonight

Air Quality Alerts due to wildfire smoke are in effect through
this morning for all Wisconsin counties per the Wisconsin
Department of Natural Resources.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms will be possible Wednesday and few of these could
be strong to severe.

.SPOTTER INFORMATION STATEMENT...

No action needed.

.EMERGENCY MANAGEMENT COORDINATION...

No webinar is scheduled.

$$

Cecava




Air Quality Alert

WIZ017-029-032>034-041>044-053>055-061-141700-
Taylor-Clark-Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Juneau-
Adams-Vernon-Crawford-Richland-Grant-
Including the cities of Medford, Neillsville, Alma, Arcadia,
Whitehall, Black River Falls, La Crosse, Sparta, Tomah, Mauston,
Friendship, Viroqua, Prairie Du Chien, Richland Center,
and Platteville
338 PM CDT Fri Jul 11 2025

The Wisconsin Department of Natural Resources has issued an Air
Quality Advisory for the following counties: Adams, Buffalo,
Clark, Crawford, Grant, Jackson, Juneau, La Crosse, Monroe,
Richland, Taylor, Trempealeau, and Vernon.

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

WHERE...West central and southwestern Wisconsin.

WHEN...1200 AM CDT Saturday July 12th through 1200 PM CDT Monday
July 14th.

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.

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.

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

$$

APF