MARIETTA, IL 61459 Weather Forecast & Current Conditions

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MACOMB MUNI AIRPORT, IL
Current Weather

1:55 AM CDT APR 1, 2026
Broken Clouds
Heavy Rain
NA
Feels Like: NA
Dewpoint: NA
Rel. Hum.: NA%
Visibility: 2 1/2 miles
Wind: NE at 16 mph, gusts to 23
Pressure:
Last 72 hours

Local Area Snow Depth

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MARIETTA, IL 61459
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Showers with a slight chance of thunderstorms. Much cooler with lows in the lower 40s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
WEDNESDAY
Cloudy with a slight chance of thunderstorms. Showers, mainly in the morning. Much cooler with highs in the lower 50s. Northeast winds around 15 mph with gusts up to 25 mph. Chance of rain 90 percent.
WEDNESDAY NIGHT
A chance of thunderstorms. Showers likely. Lows in the upper 40s. Temperature rising into the lower 50s after midnight. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
THURSDAY
Showers with a chance of thunderstorms. Breezy and not as cool. More humid with highs in the mid 70s. South winds 15 to 25 mph with gusts up to 40 mph. Chance of rain near 100 percent.
THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Breezy with lows in the lower 50s. Southwest winds 20 to 25 mph with gusts up to 35 mph, diminishing to 5 to 10 mph with gusts up to 25 mph after midnight. Chance of rain 50 percent.
FRIDAY
Partly sunny. Showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 60 percent.
FRIDAY NIGHT
Showers with a chance of thunderstorms. Lows in the upper 40s. Chance of rain near 100 percent.
SATURDAY
Mostly cloudy with a 50 percent chance of showers. Much cooler with highs in the upper 50s. Temperature falling into the lower 50s in the afternoon.
SATURDAY NIGHT AND SUNDAY
Partly cloudy. Lows in the mid 30s. Highs in the lower 50s.
SUNDAY NIGHT AND MONDAY
Mostly clear. Lows in the lower 30s. Highs in the lower 60s.
MONDAY NIGHT AND TUESDAY
Partly cloudy. Lows in the mid 30s. Highs in the mid 50s.

Visible Weather Satellite
MARIETTA, IL 61459
Infrared Weather Satellite
MARIETTA, IL 61459
NEXRAD Weather Radar
MARIETTA, IL 61459

MACOMB MUNI AIRPORT, IL 3 hourly weather forecast

weather forecast created  6:00 PM CST  3/31/2026
Wednesday
1 APR 2026
MARIETTA, IL 61459 weather forecast Day 1, 0 hours 12 AM 53° 49° Mostly Cloudy 82%
RAIN
***
0% Thunder
( 17% severe)
NE   13 77% 46°
Low 43° MARIETTA, IL 61459 weather forecast Day 1, 3 hours 3 AM 50° 45° Mostly Cloudy ENE   14 83% 45°
High 53° MARIETTA, IL 61459 weather forecast Day 1, 6 hours 6 AM 45° 38° Mostly Cloudy 68%
RAIN
***
0% Thunder
( 6% severe)
ENE   17 89% 42°

Mostly Cloudy

Rain Likely


Breezy
MARIETTA, IL 61459 weather forecast Day 1, 9 hours 9 AM 44° 36° Mostly Cloudy ENE   17 86% 40°
MARIETTA, IL 61459 weather forecast Day 1, 12 hours 12 PM 47° 40° Mostly Cloudy 59%
RAIN
***
0% Thunder
( 14% severe)
ENE   16 80% 41°
MARIETTA, IL 61459 weather forecast Day 1, 15 hours 3 PM 48° 42° Mostly Cloudy E   15 80% 42°
MARIETTA, IL 61459 weather forecast Day 1, 18 hours 6 PM 47° 41° Mostly Cloudy 77%
RAIN
***
0% Thunder
( 30% severe)
E   15 86% 43°
MARIETTA, IL 61459 weather forecast Day 1, 21 hours 9 PM 48° 42° Mostly Cloudy E   15 89% 45°
Thursday
2 APR 2026
MARIETTA, IL 61459 weather forecast Day 2, 0 hours 12 AM 50° 45° Mostly Cloudy 56%
RAIN
***
0% Thunder
( 34% severe)
ESE   14 93% 48°
Low 47° MARIETTA, IL 61459 weather forecast Day 2, 3 hours 3 AM 54° 50° Mostly Cloudy SE   15 93% 52°
High 74° MARIETTA, IL 61459 weather forecast Day 2, 6 hours 6 AM 60° 57° Mostly Cloudy 86%
RAIN
***
0% Thunder
( 28% severe)
SSE   18 90% 57°

Mostly Cloudy

Rain Likely


Windy
MARIETTA, IL 61459 weather forecast Day 2, 9 hours 9 AM 66° 66° Mostly Cloudy S   22 84% 61°
MARIETTA, IL 61459 weather forecast Day 2, 12 hours 12 PM 70° 70° Mostly Cloudy 89%
RAIN
***
0% Thunder
( 40% severe)
S   25 76% 62°
MARIETTA, IL 61459 weather forecast Day 2, 15 hours 3 PM 72° 72° Mostly Cloudy SSW   24 66% 60°
MARIETTA, IL 61459 weather forecast Day 2, 18 hours 6 PM 66° 66° Partly Cloudy 40%
RAIN
.25–.5 in
0% Thunder
( 20% severe)
SSW   18 78% 59°
MARIETTA, IL 61459 weather forecast Day 2, 21 hours 9 PM 61° 59° Partly Cloudy SW   14 84% 56°

MACOMB MUNI AIRPORT, IL extended weather forecast

Friday
3 APR 2026
Saturday
4 APR 2026
Sunday
5 APR 2026
Monday
6 APR 2026
Tuesday
7 APR 2026
Low 48° Low 47° Low 32° Low 33° Low 34°
High 76° High 53° High 52° High 55° High 49°
MARIETTA, IL 61459 weather forecast Day 3 MARIETTA, IL 61459 weather forecast Day 4 MARIETTA, IL 61459 weather forecast Day 5 MARIETTA, IL 61459 weather forecast Day 6 MARIETTA, IL 61459 weather forecast Day 7
Partly Cloudy
52% Rain
Overcast
82% Rain
Partly Cloudy
15% Rain
Mostly Cloudy
25% Rain
Mostly Cloudy
38% Rain
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