Local Forecast

Shannon, IL Weather Forecast & Alerts

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

No Active Alerts

Hour-by-Hour  Current Observation

Sunday 12:15 AM CDTSunday 12:15 AM

°F °C
Regional Observations →
71°F

NULL

  • 86° / 66° High / Low
  • 71° Feels Like
  • 0% Chance of Rain

Wind

S

8 mph

UV Index

0

None

Humidity

71%

Dew 61°F

Sun

5:36 AM · 8:14 PM

Rise · Set

Source: SAVANNA/TRITOWN (KSFY). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

86° 66°

Chance of Thunderstorms

Overnight: Isolated T-storm

Detailed forecast

Today

A chance of showers and thunderstorms before noon. Mostly cloudy, with a high near 86. Southeast wind 5 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Night

A chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Partly cloudy. Low around 66, with temperatures rising to around 68 overnight. South wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

Monday

84° 66°

Thunderstorms

Overnight: Thunderstorms Likely

Detailed forecast

Monday

A chance of showers and thunderstorms before 7am, then showers and thunderstorms. Partly sunny, with a high near 83. South wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Night

Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

80° 48°

Chance of Thunderstorms

Overnight: Partly Cloudy

Detailed forecast

Tuesday

Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

Night

A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.

Wednesday

64° 42°

Mostly Cloudy

Overnight: Partly Cloudy

Detailed forecast

Wednesday

Mostly sunny, with a high near 64.

Night

Partly cloudy, with a low around 42.

Thursday

66° 44°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Thursday

Mostly sunny, with a high near 66.

Night

Partly cloudy, with a low around 44.

Shannon, IL Weather Analysis Tools