Local Forecast

Savanna, IL Weather Forecast & Alerts

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

Active Alerts 2 active

Hour-by-Hour  Current Observation

Sunday 1:15 PM CDTSunday 1:15 PM

°F °C
Regional Observations →
77°F

Clear

  • 89° / 77° High / Low
  • 77° Feels Like
  • 0% Chance of Rain

Wind

10 mph

E

UV Index

11

Extreme

Humidity

77%

Dew 69°F

Sun

5:26 AM · 8:40 PM

Rise · Set

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

5-Day Outlook

Through Thursday

Local Radar →

Today

89° 77°

Thunderstorms Likely

Overnight: Mostly Cloudy

Detailed forecast

Today

Showers and thunderstorms likely between 1pm and 5pm. Cloudy, with a high near 85. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

Night

Mostly cloudy, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.

Monday

95° 80°

Partly Sunny

Overnight: Mostly Clear

Detailed forecast

Monday

Sunny, with a high near 95. Heat index values as high as 107. South wind 10 to 15 mph, with gusts as high as 25 mph.

Night

Mostly clear, with a low around 79. Heat index values as high as 109. South wind 5 to 15 mph, with gusts as high as 25 mph.

Tuesday

96° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Tuesday

Sunny, with a high near 96.

Night

Mostly clear, with a low around 77.

Wednesday

96° 77°

Mostly Sunny

Overnight: Mostly Clear

Detailed forecast

Wednesday

Sunny, with a high near 96.

Night

Mostly clear, with a low around 76.

Thursday

95° 75°

Isolated T-storm

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Thursday

A chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Chance of precipitation is 30%.

Night

A chance of showers and thunderstorms. Mostly clear, with a low around 74. Chance of precipitation is 30%.

Savanna, IL Weather Analysis Tools