MERCER, IL 61231 Weather Forecast & Current Conditions

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MOLINE, IL
Current Weather

12:52 AM CDT JUN 9, 2026
Clear
73°F
Feels Like: 73°F
Dewpoint: 72°F
Rel. Hum.: 97%
Visibility: 10 miles
Wind: SSW at 7 mph
Pressure: 29.91 inches
Last 72 hours

Local Area Snow Depth

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MERCER, IL 61231
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Partly cloudy. Patchy fog. Lows in the mid 60s. South winds around 5 mph.
TUESDAY
Patchy fog in the morning. Mostly sunny. Humid with highs in the upper 80s. West winds 5 to 10 mph. Heat index values up to 102 in the afternoon.
TUESDAY NIGHT
Partly cloudy. Humid with lows in the lower 70s. South winds 5 to 10 mph. Heat index values up to 102 early in the evening.
WEDNESDAY
Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 50 percent. Heat index values up to 102.
WEDNESDAY NIGHT
Becoming mostly cloudy after midnight. A chance of thunderstorms. Showers, mainly in the evening. Humid with lows in the upper 60s. Southwest winds 15 to 20 mph. Gusts up to 35 mph in the evening. Chance of rain 80 percent.
THURSDAY
Mostly sunny. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 80 percent.
THURSDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 50s. Chance of rain 50 percent.
FRIDAY
Sunny. Highs in the lower 80s.
FRIDAY NIGHT AND SATURDAY
Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
SATURDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Lows around 60. Chance of rain 40 percent.
SUNDAY THROUGH MONDAY
Partly cloudy. Highs in the upper 70s. Lows in the upper 50s.

Visible Weather Satellite
MERCER, IL 61231
Infrared Weather Satellite
MERCER, IL 61231
NEXRAD Weather Radar
MERCER, IL 61231

MOLINE, IL 3 hourly weather forecast

weather forecast created  6:00 PM MDT  6/ 8/2026
Tuesday
9 JUN 2026
MERCER, IL 61231 weather forecast Day 1, 0 hours 1 AM 73° 73° Partly Cloudy 6%

0% Thunder
( 12% severe)
SSW   2 87% 69°
Low 69° MERCER, IL 61231 weather forecast Day 1, 3 hours 4 AM 70° 70° Partly Cloudy SW   1 93% 68°
High 90° MERCER, IL 61231 weather forecast Day 1, 6 hours 7 AM 72° 72° Mostly Cloudy 3%

0% Thunder
( 18% severe)
  CALM 90% 69°

Partly Cloudy



MERCER, IL 61231 weather forecast Day 1, 9 hours 10 AM 79° 82° Partly Cloudy W   3 79% 72°
MERCER, IL 61231 weather forecast Day 1, 12 hours 1 PM 86° 93° Partly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 31% severe)
WSW   7 65% 73°
MERCER, IL 61231 weather forecast Day 1, 15 hours 4 PM 89° 96° Partly Cloudy WSW   8 57% 72°
MERCER, IL 61231 weather forecast Day 1, 18 hours 7 PM 88° 98° Partly Cloudy 27%
RAIN
.01–.1 in
0% Thunder
( 38% severe)
WSW   6 66% 75°
MERCER, IL 61231 weather forecast Day 1, 21 hours 10 PM 80° 84° Partly Cloudy S   7 77% 72°
Wednesday
10 JUN 2026
MERCER, IL 61231 weather forecast Day 2, 0 hours 1 AM 79° 82° Partly Cloudy 21%
RAIN
.1–.25 in
0% Thunder
( 23% severe)
S   9 79% 72°
Low 73° MERCER, IL 61231 weather forecast Day 2, 3 hours 4 AM 76° 77° Partly Cloudy S   10 85% 71°
High 92° MERCER, IL 61231 weather forecast Day 2, 6 hours 7 AM 76° 77° Partly Cloudy 3%

0% Thunder
( 25% severe)
S   13 85% 71°

Partly Cloudy

Rain Likely


Breezy
MERCER, IL 61231 weather forecast Day 2, 9 hours 10 AM 84° 90° Clear SSW   17 67% 72°
MERCER, IL 61231 weather forecast Day 2, 12 hours 1 PM 90° 99° Partly Cloudy 51%
RAIN
***
0% Thunder
( 50% severe)
SSW   20 58% 73°
MERCER, IL 61231 weather forecast Day 2, 15 hours 4 PM 91° 99° Partly Cloudy SSW   22 54% 72°
MERCER, IL 61231 weather forecast Day 2, 18 hours 7 PM 87° 94° Clear 67%
RAIN
***
0% Thunder
( 38% severe)
SSW   20 63% 73°
MERCER, IL 61231 weather forecast Day 2, 21 hours 10 PM 80° 83° Mostly Cloudy SW   17 72% 70°

MOLINE, IL extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 76° Low 59° Low 56° Low 62° Low 60°
High 90° High 83° High 86° High 78° High 76°
MERCER, IL 61231 weather forecast Day 3 MERCER, IL 61231 weather forecast Day 4 MERCER, IL 61231 weather forecast Day 5 MERCER, IL 61231 weather forecast Day 6 MERCER, IL 61231 weather forecast Day 7
Overcast
97% Rain
Mostly Cloudy
38% Rain
Partly Cloudy
12% Rain
Overcast
60% Rain
Mostly Cloudy
48% Rain
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