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- Request for Comments: The National Weather Service is planning to modernize its Cooperative Observer Program (COOP) network by harnessing new technology, optimizing observation sites and leveraging high-quality commercial data.
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Hazardous Weather Conditions
Current conditions at
Duluth - Sky Harbor Airport (KDYT)
Lat: 46.72°NLon: 92.04°WElev: 607ft.
Partly Cloudy
41°F
5°C
| Humidity | 81% |
| Wind Speed | E 14 mph |
| Barometer | 30.25 in |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 21 May 11:35 pm CDT |
Extended Forecast for
Duluth MN
Frost Advisory May 22, 12:00am until May 22, 07:00am
Tonight

Low: 39 °F
Mostly Cloudy
Friday

High: 54 °F
Increasing
Clouds and
BreezyFriday Night
Low: 42 °F
Breezy.
Chance
Showers then
ShowersSaturday

High: 56 °F
Showers
Likely and
BreezySaturday Night

Low: 43 °F
Mostly Cloudy
Sunday

High: 70 °F
Mostly Sunny
Sunday Night
Low: 49 °F
Mostly Clear
then Slight
Chance
ShowersMemorial Day
High: 74 °F
Mostly Sunny
then Slight
Chance
T-stormsMonday Night

Low: 52 °F
Slight Chance
Showers
Detailed Forecast
Tonight
Mostly cloudy, with a low around 39. Northeast wind 5 to 10 mph.
Friday
Increasing clouds, with a high near 54. Breezy, with a northeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Showers, mainly after 1am. Low around 42. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 56. Breezy, with an east wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 43. East wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 70. West wind around 5 mph becoming southwest in the afternoon.
Sunday Night
A slight chance of showers after 1am. Mostly clear, with a low around 49. South wind around 5 mph becoming calm in the evening.
Memorial Day
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 74. South wind 5 to 10 mph.
Monday Night
A slight chance of showers before 1am. Mostly clear, with a low around 52. Southeast wind around 5 mph.
Tuesday
Sunny, with a high near 76. Southeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 51. East wind around 5 mph.
Wednesday
Mostly sunny, with a high near 68. East wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 49. East wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
A slight chance of showers. Mostly sunny, with a high near 69. East wind 5 to 10 mph, with gusts as high as 15 mph.
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ABOUT THIS FORECAST
Point Forecast:
Duluth MN
46.79°N 92.1°W
46.79°N 92.1°W
9:52 pm CDT May 21, 2026
11pm CDT May 21, 2026-6pm CDT May 28, 2026



