Local Forecast

Marengo, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Marengo, IL

Active Alerts 1 active

Hour-by-Hour  Current Observation

Thursday 12:50 AM CDTThursday 12:50 AM

°F °C
Regional Observations →
75°F

Partly Cloudy

  • 89° / 71° High / Low
  • 75° Feels Like
  • 0% Chance of Rain

Wind

0 mph

N

UV Index

0

None

Humidity

89%

Dew 71°F

Sun

6:23 AM · 7:23 PM

Rise · Set

Source: JANESVILLE/ROCK (KJVL). Slider scrubs the next 12 hours.

5-Day Outlook

Through Monday

Local Radar →

Thursday

89° 71°

Chance of Thunderstorms

Overnight: Thunderstorms Likely

Detailed forecast

Thursday

A chance of showers and thunderstorms. Partly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Heat index values as high as 96. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Night

A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely between 1am and 3am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

Friday

89° 69°

Chance of Thunderstorms

Overnight: Chance of Thunderstorms

Detailed forecast

Friday

A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 88. South southeast wind around 5 mph. Chance of precipitation is 50%.

Night

A slight chance of rain showers between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 50%.

Saturday

86° 68°

Chance of Thunderstorms

Overnight: Isolated T-storm

Detailed forecast

Saturday

A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.

Night

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 66.

Sunday

84° 64°

Isolated T-storm

Overnight: Chance of Showers

Detailed forecast

Sunday

A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 83.

Night

A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64.

Monday

82° 64°

Chance of Thunderstorms

Overnight: Slight Chance of Rain

Detailed forecast

Monday

A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 82.

Night

Partly cloudy, with a low around 63.

Marengo, IL Weather Analysis Tools