Local Forecast

Winthrop Harbor, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Winthrop Harbor, IL.

Active Alerts 1 active

Hour-by-Hour  Current Observation

Sunday 11:05 AM CDTSunday 11:05 AM

°F °C
Regional Observations →
73°F

Clear

  • 73° / 68° High / Low
  • 73° Feels Like
  • 0% Chance of Rain

Wind

8 mph

E

UV Index

10

Very High

Humidity

73%

Dew 64°F

Sun

5:15 AM · 8:32 PM

Rise · Set

Source: MILWAUKEE (KMKE). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

73° 68°

Chance of Thunderstorms

Overnight: Mostly Cloudy

Detailed forecast

Today

A chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Night

A slight chance of rain showers before 7pm. Mostly cloudy. Low around 67, with temperatures rising to around 70 overnight. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Monday

93° 77°

Mostly Cloudy

Overnight: Mostly Clear

Detailed forecast

Monday

Mostly sunny, with a high near 92. Heat index values as high as 102. South wind around 15 mph, with gusts as high as 25 mph.

Night

Mostly clear, with a low around 76. Heat index values as high as 99. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Tuesday

95° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Tuesday

Sunny, with a high near 94. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Night

Mostly clear, with a low around 76.

Wednesday

95° 75°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 95.

Night

Mostly clear, with a low around 74.

Thursday

95° 73°

Chance of Scattered Thunderstorms

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Thursday

A chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.

Night

A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72.

Winthrop Harbor, IL Weather Analysis Tools