Shamrock, Illinois Weather
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Weather Forecast for Shamrock, Illinois : McLean County
Issued: 2:56 am CDT Jun 4, 2025 Latitude: 40.4186468 Longitude: -88.8995186 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
80% chance of thunderstorms on Overnight 80% chance of thunderstorms on Wednesday Mostly Sunny on Thursday 50% chance of rain on Friday Mostly Sunny on Saturday 40% chance of rain on Sunday Sunny on Monday Mostly Sunny on Tuesday
Low: 66°F High: 73°F High: 77°F High: 76°F High: 77°F High: 79°F High: 77°F High: 79°F
Low: 59°F Low: 60°F Low: 58°F Low: 57°F Low: 59°F Low: 55°F  
Thunderstorms Thunderstorms Mostly Sunny Rain Mostly Sunny Rain Sunny Mostly Sunny
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Current Conditions at
BLOOMINGTON - (KBMI)
68°
Cloudy
Light Rain
as of 4:56 AM CDST
Rel. Humidity: 100%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: MVFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
70°
Cloudy
Light Rain
as of 5:15 AM CDST
Rel. Humidity: 100%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: IFR
Wind Data
5 MPH
220° Southwest
Cloud Level(s): Broken at 900ft, Solid Overcast at 2100ft
Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
68°
Cloudy
Light Rain
as of 5:15 AM CDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
5 MPH
260° West
Cloud Level(s): Solid Overcast at 3300ft
Current Conditions at
DECATUR - (KDEC)
73°
Cloudy
Light Rain
as of 5:02 AM CDST
Rel. Humidity: 78%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 25 MPH
240° Southwest
Cloud Level(s): Few at 2800ft, Scattered at 3200ft, Solid Overcast at 7500ft
80% chance of thunderstorms Overnight Overnight... Showers and possibly a thunderstorm. Low around 66. South southwest wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
80% chance of thunderstorms Wednesday Wednesday... Showers and possibly a thunderstorm. High near 73. South southwest wind 10 to 14 mph becoming north northeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
70% chance of thunderstorms Wednesday Night Wednesday Night... Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms, mainly between 9pm and 2am. Cloudy, with a low around 59. North northeast wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 77. East northeast wind around 10 mph.
30% chance of rain Thursday Night Thursday Night... A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 60. East northeast wind 6 to 8 mph.
50% chance of rain Friday Friday... A 50 percent chance of showers. Mostly cloudy, with a high near 76. North wind around 8 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 58. North northeast wind 6 to 8 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 77.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 57.
40% chance of rain Sunday Sunday... A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 79.
20% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Sunny on Monday Monday... Sunny, with a high near 77.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 55.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 79.
Current Radar Image


Sun Almanac for Shamrock, Illinois
Sunrise: 05:26 AM
Sunset: 8:22 PM
Civil Sunrise:04:54 AM
Civil Sunset: 8:55 PM
Nautical Sunrise: 04:12 AM
Nautical Sunset: 9:36 PM
Astro Sunrise: 03:24 AM
Astro Sunset: 10:24 PM
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