Weather WorldPortland Square, MN 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Portland Square, MN Weather Forecast
Portland Square, MN Weather Forecast Date: 251 AM CDT Sun Aug 16 2026
The area/counties/county of: Carlton And South St. Louis, including the city of Duluth.or toggle through each period.
Rest of Tonight... Mostly cloudy. Near steady temperature in the lower 60s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Sunday... Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 70s. Northwest winds around 10 mph with gusts up to 25 mph.
Sunday Night... Mostly clear. Areas of fog after midnight. Lows around 50. Northwest winds 5 to 10 mph.
Monday... Areas of fog in the morning. Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph.
Monday Night... Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the mid 50s. Southwest winds 5 to 10 mph, becoming west after midnight. Chance of rain 50%.
Tuesday... Mostly sunny. Highs in the lower 70s.
Tuesday Night... Mostly clear. Lows in the upper 40s. Highs in the mid 70s.
Wednesday... Mostly clear. Lows in the upper 40s. Highs in the mid 70s.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows around 50.
Thursday... Mostly sunny. A slight chance of showers in the afternoon. Highs around 80. Chance of rain 20%.
Thursday Night... Partly cloudy with a 30% chance of showers. Lows in the upper 50s.
Friday... Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 20%.
Friday Night... Mostly clear. Lows in the mid 50s. Highs in the upper 70s.
POP = Probability of Precipitation
Portland Square Radar Loop
Use the map search tool if you want to place a location marker on the radar map...