Weather in Lannon, Wisconsin, United States

7-Day Detailed Weather Forecast for Lannon

Today

Temperature: 49°F

Wind Speed: 15 to 20 mph

Wind Direction: E

Forecast: Rain. Cloudy, with a high near 49. East wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Tonight

Temperature: 19°F

Wind Speed: 20 to 25 mph

Wind Direction: N

Forecast: Rain before 9pm, then rain and a slight chance of sleet between 9pm and 10pm, then freezing rain and a slight chance of snow between 10pm and 11pm, then snow and freezing rain between 11pm and midnight, then snow and sleet and freezing rain between midnight and 1am, then snow and freezing rain and patchy blowing snow and a slight chance of sleet between 1am and 3am, then snow and areas of blowing snow and a slight chance of freezing rain. Cloudy, with a low around 19. North wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible. Little or no ice accumulation expected.

Monday

Temperature: 22°F

Wind Speed: 25 to 30 mph

Wind Direction: NW

Forecast: Snow and areas of blowing snow. Cloudy, with a high near 22. Northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible. Little or no ice accumulation expected.

Monday Night

Temperature: 5°F

Wind Speed: 10 to 20 mph

Wind Direction: NW

Forecast: A chance of snow and patchy blowing snow before 7pm. Partly cloudy, with a low around 5. Wind chill values as low as -8. Northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible.

Tuesday

Temperature: 22°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 22. West wind 5 to 10 mph.

Tuesday Night

Temperature: 15°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Snow likely after 7pm. Mostly cloudy. Low around 15, with temperatures rising to around 24 overnight. South wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Wednesday

Temperature: 42°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Snow likely before 1pm. Partly sunny, with a high near 42. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of around one inch possible.

Wednesday Night

Temperature: 32°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A slight chance of rain after 1am. Mostly cloudy, with a low around 32. Southwest wind around 5 mph. Chance of precipitation is 20%.

Thursday

Temperature: 46°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: A slight chance of rain before 7am. Mostly sunny, with a high near 46. Chance of precipitation is 20%.

Thursday Night

Temperature: 33°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly cloudy, with a low around 33.

Friday

Temperature: 50°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a high near 50.

Friday Night

Temperature: 33°F

Wind Speed: 10 mph

Wind Direction: NW

Forecast: Mostly cloudy, with a low around 33.

Saturday

Temperature: 46°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 46.

Saturday Night

Temperature: 30°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: Partly cloudy, with a low around 30.