SAVANNA, IL 61074 Weather Forecast & Current Conditions

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SAVANNA TRI-TOWNSHI, IL
Current Weather

4:35 PM CDT MAY 16, 2026
Clear
84°F
Feels Like: 84°F
Dewpoint: 59°F
Rel. Hum.: 43%
Visibility: 10 miles
Wind: W at 3 mph
Pressure: 29.84 inches
Last 72 hours

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SAVANNA, IL 61074
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Mostly sunny with a 30 percent chance of showers. Highs in the mid 80s. Southwest winds around 5 mph.
TONIGHT
Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows around 60. East winds around 5 mph. Chance of rain 70 percent.
SUNDAY
Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Humid with highs in the mid 80s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent.
SUNDAY NIGHT
Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.
MONDAY
Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.
MONDAY NIGHT
A chance of thunderstorms. Showers likely. Lows in the mid 60s. Chance of rain 70 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs around 80. Chance of rain 50 percent.
TUESDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Much cooler with lows in the upper 40s.
WEDNESDAY THROUGH THURSDAY NIGHT
Partly cloudy. Highs in the mid 60s. Lows in the mid 40s.
FRIDAY
Mostly sunny. Highs in the lower 70s.

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 AM EDT  5/16/2026
Saturday
16 MAY 2026
SAVANNA, IL 61074 weather forecast Day 1, 12 hours 1 PM 81° 81° Partly Cloudy 8%

0% Thunder
( 10% severe)
W   1 47% 59°
High 86° SAVANNA, IL 61074 weather forecast Day 1, 15 hours 4 PM 85° 84° Partly Cloudy   CALM 36% 55°
Partly Cloudy

Chance of Rain

SAVANNA, IL 61074 weather forecast Day 1, 18 hours 7 PM 81° 81° Partly Cloudy 46%
RAIN
***
0% Thunder
( 31% severe)
NE   3 46% 58°
SAVANNA, IL 61074 weather forecast Day 1, 21 hours 10 PM 69° 69° Mostly Cloudy ENE   5 66% 57°
Sunday
17 MAY 2026
SAVANNA, IL 61074 weather forecast Day 2, 0 hours 1 AM 64° 64° Mostly Cloudy 66%
RAIN
***
0% Thunder
( 21% severe)
SSE   6 81% 58°
Low 60° SAVANNA, IL 61074 weather forecast Day 2, 3 hours 4 AM 62° 62° Mostly Cloudy SSE   7 90% 59°
High 87° SAVANNA, IL 61074 weather forecast Day 2, 6 hours 7 AM 63° 63° Mostly Cloudy 29%
RAIN
***
0% Thunder
( 22% severe)
ESE   8 93% 61°

Mostly Cloudy

Chance of Rain

SAVANNA, IL 61074 weather forecast Day 2, 9 hours 10 AM 70° 70° Mostly Cloudy SE   12 78% 63°
SAVANNA, IL 61074 weather forecast Day 2, 12 hours 1 PM 78° 80° Mostly Cloudy 9%

0% Thunder
( 15% severe)
S   14 62% 64°
SAVANNA, IL 61074 weather forecast Day 2, 15 hours 4 PM 84° 85° Mostly Cloudy S   16 49% 63°
SAVANNA, IL 61074 weather forecast Day 2, 18 hours 7 PM 83° 84° Mostly Cloudy 0%

0% Thunder
( 9% severe)
S   14 49% 62°
SAVANNA, IL 61074 weather forecast Day 2, 21 hours 10 PM 76° 78° Clear S   15 60% 61°
Monday
18 MAY 2026
SAVANNA, IL 61074 weather forecast Day 3, 0 hours 1 AM 72° 72° Partly Cloudy 42%
RAIN
.25–.5 in
0% Thunder
( 25% severe)
S   14 64% 59°
Low 65° SAVANNA, IL 61074 weather forecast Day 3, 3 hours 4 AM 69° 69° Partly Cloudy S   14 73% 60°
High 85° SAVANNA, IL 61074 weather forecast Day 3, 6 hours 7 AM 68° 68° Partly Cloudy 78%
RAIN
***
0% Thunder
( 20% severe)
S   14 84% 63°

Mostly Cloudy

Rain Likely

SAVANNA, IL 61074 weather forecast Day 3, 9 hours 10 AM 73° 73° Mostly Cloudy S   15 76% 65°
SAVANNA, IL 61074 weather forecast Day 3, 15 hours 1 PM 76° 78° Mostly Cloudy 66%
RAIN
***
0% Thunder
( 32% severe)
SSW   15 71% 66°
SAVANNA, IL 61074 weather forecast Day 3, 18 hours 4 PM 80° 82° Mostly Cloudy SSW   15 62% 66°
SAVANNA, IL 61074 weather forecast Day 3, 21 hours 7 PM 79° 81° Mostly Cloudy     S   14 62% 65°

SAVANNA TRI-TOWNSHI, IL extended weather forecast

Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Thursday
21 MAY 2026
Friday
22 MAY 2026
Saturday
23 MAY 2026
Low 67° Low 50° Low 44° Low 44° Low 50°
High 69° High 63° High 62° High 70° High 77°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
81% Rain
Overcast
38% Rain
Mostly Cloudy
27% Rain
Partly Cloudy
16% Rain
Partly Cloudy
23% Rain
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