SAVANNA, IL 61074 Weather Forecast & Current Conditions

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SAVANNA TRI-TOWNSHI, IL
Current Weather

7:55 AM CDT JUL 17, 2026
Scattered Clouds
Haze
75°F
Feels Like: 75°F
Dewpoint: 66°F
Rel. Hum.: 74%
Visibility: 2 miles
Wind: SE at 3 mph
Pressure: 30.06 inches
Last 72 hours

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SAVANNA, IL 61074
Weather Forecast

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TODAY
Sunny. Patchy smoke this morning. Isolated showers this morning, then a chance of showers and thunderstorms this afternoon. Hot with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 40 percent. Heat index values up to 101.
TONIGHT
Mostly clear. A chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
SATURDAY
Sunny, hot with highs in the lower 90s. West winds 5 to 10 mph, becoming northwest in the afternoon. Heat index values up to 100.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the mid 60s. North winds 5 to 10 mph, becoming east after midnight.
SUNDAY
Sunny. Highs in the mid 80s. East winds around 5 mph.
SUNDAY NIGHT
Partly cloudy. Lows in the upper 60s.
MONDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Chance of rain 30 percent. Heat index values up to 100 in the afternoon.
MONDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows around 70. Chance of rain 50 percent. Heat index values up to 100 early in the evening.
TUESDAY AND TUESDAY NIGHT
Mostly clear. Highs in the mid 80s. Lows around 60.
WEDNESDAY THROUGH THURSDAY
Mostly clear. Highs in the lower 80s. Lows in the upper 50s.

Visible Weather Satellite
SAVANNA, IL 61074
Infrared Weather Satellite
SAVANNA, IL 61074
NEXRAD Weather Radar
SAVANNA, IL 61074

SAVANNA TRI-TOWNSHI, IL 3 hourly weather forecast

weather forecast created  8:00 PM EDT  7/16/2026
Friday
17 JUL 2026
SAVANNA, IL 61074 weather forecast Day 1, 0 hours 1 AM 75° 75° Partly Cloudy 2%

0% Thunder
( 5% severe)
ESE   3 87% 71°
Low 72° SAVANNA, IL 61074 weather forecast Day 1, 3 hours 4 AM 73° 73° Partly Cloudy SE   1 87% 69°
High 92° SAVANNA, IL 61074 weather forecast Day 1, 6 hours 7 AM 73° 73° Clear 9%

0% Thunder
( 19% severe)
  CALM 93% 71°

Partly Cloudy

Chance of Rain

SAVANNA, IL 61074 weather forecast Day 1, 9 hours 10 AM 84° 90° Clear SSW   5 70% 73°
SAVANNA, IL 61074 weather forecast Day 1, 12 hours 1 PM 89° 96° Partly Cloudy 29%
RAIN
.1–.25 in
0% Thunder
( 35% severe)
WSW   7 57% 72°
SAVANNA, IL 61074 weather forecast Day 1, 15 hours 4 PM 90° 96° Partly Cloudy W   8 54% 71°
SAVANNA, IL 61074 weather forecast Day 1, 18 hours 7 PM 87° 93° Partly Cloudy 23%
RAIN
.01–.1 in
0% Thunder
( 31% severe)
SW   6 61% 72°
SAVANNA, IL 61074 weather forecast Day 1, 21 hours 10 PM 79° 82° Clear SSW   5 82% 73°
Saturday
18 JUL 2026
SAVANNA, IL 61074 weather forecast Day 2, 0 hours 1 AM 76° 76° Clear 3%

0% Thunder
( 9% severe)
SSW   6 90% 73°
Low 73° SAVANNA, IL 61074 weather forecast Day 2, 3 hours 4 AM 75° 75° Partly Cloudy SW   7 90% 72°
High 91° SAVANNA, IL 61074 weather forecast Day 2, 6 hours 7 AM 75° 75° Clear 1%

0% Thunder
( 10% severe)
W   8 90% 72°

Partly Cloudy



SAVANNA, IL 61074 weather forecast Day 2, 9 hours 10 AM 84° 90° Clear WNW   9 70% 73°
SAVANNA, IL 61074 weather forecast Day 2, 12 hours 1 PM 89° 96° Partly Cloudy 3%

0% Thunder
( 22% severe)
NW   10 57% 72°
SAVANNA, IL 61074 weather forecast Day 2, 15 hours 4 PM 89° 94° Partly Cloudy NNW   10 52% 69°
SAVANNA, IL 61074 weather forecast Day 2, 18 hours 7 PM 86° 89° Partly Cloudy 0%

0% Thunder
( 7% severe)
N   8 53% 67°
SAVANNA, IL 61074 weather forecast Day 2, 21 hours 10 PM 76° 77° Partly Cloudy N   6 74% 67°

SAVANNA TRI-TOWNSHI, IL extended weather forecast

Sunday
19 JUL 2026
Monday
20 JUL 2026
Tuesday
21 JUL 2026
Wednesday
22 JUL 2026
Thursday
23 JUL 2026
Low 64° Low 67° Low 72° Low 57° Low 56°
High 86° High 92° High 81° High 75° High 82°
SAVANNA, IL 61074 weather forecast Day 3 SAVANNA, IL 61074 weather forecast Day 4 SAVANNA, IL 61074 weather forecast Day 5 SAVANNA, IL 61074 weather forecast Day 6 SAVANNA, IL 61074 weather forecast Day 7
Partly Cloudy
12% Rain
Mostly Cloudy
27% Rain
Partly Cloudy
52% Rain
Partly Cloudy
7% Rain
Partly Cloudy
17% Rain
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