MT ZION, IL 62549 Weather Forecast & Current Conditions

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DECATUR, IL
Current Weather

2:54 AM CDT JUN 21, 2025
Clear
79°F
Feels Like: 82°F
Dewpoint: 70°F
Rel. Hum.: 74%
Visibility: 10 miles
Wind: S at 13 mph
Pressure: 29.95 inches
Last 72 hours

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MT ZION, IL 62549
Weather Forecast

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REST OF TONIGHT
Clear. Near steady temperature in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph.
SATURDAY
Sunny with highs in the mid 90s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 106.
SATURDAY NIGHT
Clear in the evening. Humid with lows in the mid 70s. South winds 15 to 20 mph.
SUNDAY
Sunny with highs in the mid 90s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 103.
SUNDAY NIGHT
Clear with lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph.
MONDAY
Sunny. Highs in the lower 90s. Heat index values up to 100.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
TUESDAY AND TUESDAY NIGHT
Partly cloudy. Highs in the lower 90s. Lows in the mid 70s.
WEDNESDAY
Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 100.
WEDNESDAY NIGHT
Partly cloudy. Lows in the lower 70s.
THURSDAY AND THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 70s. Chance of rain 30 percent.
FRIDAY
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

Visible Weather Satellite
MT ZION, IL 62549
Infrared Weather Satellite
MT ZION, IL 62549
NEXRAD Weather Radar
MT ZION, IL 62549

DECATUR, IL 3 hourly weather forecast

weather forecast created  8:00 PM EDT  6/20/2025
Saturday
21 JUN 2025
MT ZION, IL 62549 weather forecast Day 1, 0 hours 1 AM 78° 80° Clear 2%

0% Thunder
( 9% severe)
S   14 74% 69°
Low 76° MT ZION, IL 62549 weather forecast Day 1, 3 hours 4 AM 77° 79° Clear S   14 79% 70°
High 96° MT ZION, IL 62549 weather forecast Day 1, 6 hours 7 AM 78° 80° Clear 1%

0% Thunder
( 7% severe)
SSW   14 85% 73°

Clear




Breezy
MT ZION, IL 62549 weather forecast Day 1, 9 hours 10 AM 87° 95° Clear SSW   16 65% 74°
MT ZION, IL 62549 weather forecast Day 1, 12 hours 1 PM 92° 102° Clear 0%

0% Thunder
( 8% severe)
SSW   17 56% 74°
MT ZION, IL 62549 weather forecast Day 1, 15 hours 4 PM 94° 105° Clear SSW   18 53% 74°
MT ZION, IL 62549 weather forecast Day 1, 18 hours 7 PM 91° 101° Clear 0%

0% Thunder
( 8% severe)
SSW   15 58% 74°
MT ZION, IL 62549 weather forecast Day 1, 21 hours 10 PM 85° 91° Clear SSW   14 65% 72°
Sunday
22 JUN 2025
MT ZION, IL 62549 weather forecast Day 2, 0 hours 1 AM 82° 87° Clear 0%

0% Thunder
( 4% severe)
SSW   13 72% 72°
Low 77° MT ZION, IL 62549 weather forecast Day 2, 3 hours 4 AM 79° 82° Clear SSW   12 79% 72°
High 96° MT ZION, IL 62549 weather forecast Day 2, 6 hours 7 AM 79° 82° Clear 0%

0% Thunder
( 4% severe)
SSW   12 79% 72°

Clear



MT ZION, IL 62549 weather forecast Day 2, 9 hours 10 AM 87° 94° Clear SW   14 63% 73°
MT ZION, IL 62549 weather forecast Day 2, 12 hours 1 PM 92° 101° Clear 0%

0% Thunder
( 9% severe)
SSW   14 54% 73°
MT ZION, IL 62549 weather forecast Day 2, 15 hours 4 PM 95° 104° Clear SSW   15 48% 72°
MT ZION, IL 62549 weather forecast Day 2, 18 hours 7 PM 91° 99° Clear 0%

0% Thunder
( 8% severe)
SSW   13 54% 72°
MT ZION, IL 62549 weather forecast Day 2, 21 hours 10 PM 84° 89° Clear S   12 65% 71°

DECATUR, IL extended weather forecast

Monday
23 JUN 2025
Tuesday
24 JUN 2025
Wednesday
25 JUN 2025
Thursday
26 JUN 2025
Friday
27 JUN 2025
Low 75° Low 72° Low 72° Low 71° Low 71°
High 94° High 91° High 91° High 92° High 89°
MT ZION, IL 62549 weather forecast Day 3 MT ZION, IL 62549 weather forecast Day 4 MT ZION, IL 62549 weather forecast Day 5 MT ZION, IL 62549 weather forecast Day 6 MT ZION, IL 62549 weather forecast Day 7
Partly Cloudy
37% Rain
Partly Cloudy
64% Rain
Partly Cloudy
64% Rain
Partly Cloudy
60% Rain
Mostly Cloudy
41% Rain
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