Today | Weather | Thursday, April 2, 2026
Active Weather Warnings

Weather in Duluth, Minnesota

10:50 PM
Now
Snowy Weather
30° F
Feels Like 12°
Precipitation 67 %
Wind 21 mph
Humidity 94 %
Today
Snowy Weather
Day 32°
Night 27°
Precipitation 75 %
Wind 14 mph
Tomorrow Morning Frost 7 AM – 7 AM

Duluth Weather Forecast Updated

9 minutes ago
Last updated on

Air Quality in Duluth

NOW
43 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.5 µg/m³
O3 0.047 ppm
NO2 0.9 ppb
SO2 0 ppb
CO 0.12 ppm
NH3 0.18 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.50.5 µg/m³
PM100.5 µg/m³
O392.16 µg/m³
NO21.65 µg/m³
SO20.05 µg/m³
CO142.93 µg/m³
NH30.18 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Duluth

Severe Future Possible

Winter Storm Watch

Winter Storm Watch issued March 31 at 2:24PM CDT until April 3 at 1:00AM CDT by NWS Duluth MN
Apr 1, 7:00 PM Apr 3, 1:00 AM
WHAT: Heavy mixed precipitation possible. Total snow and sleet
accumulations between 4 and 9 inches except between 7 and 10
inches for the higher terrain of the North Shore and ice
accumulations around one tenth of an inch possible. Winds could
gust as high as 35 mph.

WHERE: In Minnesota, Pine, Carlton, South and Central St. Louis,
Cook and Lake Counties. In Wisconsin, Ashland, Bayfield, Douglas,
and Iron Counties. This includes the Tribal Lands of the Red Cliff
Band, the Bois Forte Band, Lake Vermilion area, the Fond du Lac
Band, the Grand Portage Reservation, the Bad River Reservation,
the northwestern area of the Lac du Flambeau Band and the Mille
Lacs Band, Hinckley and, Lena Lake areas. Other locations
including the Apostle Islands National Lakeshore and Madeline
Island. This also includes the Boundary Waters eastern and central
area.

WHEN: From Wednesday evening through late Thursday night.

IMPACTS: Travel could be very difficult. The hazardous conditions
could impact the Thursday morning and evening commutes.
+ Read More
Monitor the latest forecasts for updates on this situation.
Updated: Apr 1, 1:11 AM Source: NWS Alert
Moderate Expected Likely

Winter Weather Advisory

Winter Weather Advisory issued April 2 at 6:51PM CDT until April 3 at 7:00AM CDT by NWS Duluth MN
Apr 2, 6:51 PM Apr 3, 7:00 AM
WHAT: For the Winter Weather Advisory, snow. Additional snow
accumulations up to 3 inches. For the Winter Storm Watch, heavy
mixed precipitation possible. Total snow and sleet accumulations
between 1 and 3 inches and ice accumulations between one tenth and
one quarter of an inch possible.

WHERE: Pine and Carlton and South St. Louis Counties. This
includes the Tribal Lands of the Fond du Lac Band and the Mille
Lacs Band, Hinckley and, Lena Lake areas.

WHEN: For the Winter Weather Advisory, until 7 AM CDT Friday. For
the Winter Storm Watch, from Friday afternoon through late
Saturday night.

IMPACTS: Plan on slippery road conditions. The hazardous
conditions could impact the Friday morning and evening commutes.

ADDITIONAL DETAILS: Worst conditions will be closer to Lake
Superior as strong winds off of the lake will lead to higher snow
totals and greater reductions in visibility.
+ Read More
Slow down and use caution while traveling. In Minnesota, call 511 or visit www.511mn.org for Minnesota road information. In Wisconsin, call 511 or visit www.511wi.gov for Wisconsin road information. Monitor the latest forecasts for updates on this situation.
Updated: Apr 2, 10:40 PM Source: NWS Alert