Pontiac, Illinois Weather
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Weather Forecast for Pontiac, Illinois : St. Clair County
Issued: 5:38 pm CDT May 4, 2024 Latitude: 38.5872719 Longitude: -89.9848262 View on Google Maps

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Tonight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
60% chance of thunderstorms on Tonight 20% chance of rain on Sunday 60% chance of thunderstorms on Monday 70% chance of thunderstorms on Tuesday 70% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday 20% chance of rain on Friday 20% chance of rain on Saturday
Low: 57°F High: 73°F High: 78°F High: 82°F High: 83°F High: 78°F High: 69°F High: 69°F
Low: 61°F Low: 67°F Low: 63°F Low: 62°F Low: 55°F Low: 51°F  
Thunderstorms Rain Thunderstorms Thunderstorms Thunderstorms Thunderstorms Rain Rain
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Current Conditions at
SCOTT AFB - (KBLV)
75°
Clear
Light Thunderstorm Rain
as of 5:31 PM CDST
Rel. Humidity: 69%
Dew Point: 64°F
Visibility: 8 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
25 MPH
Gust: 36 MPH
340° North
Cloud Level(s): Few at 1300ft, Few at 2300ft, Scattered at 5000ft, Broken at 6000ft, Broken at 9000ft, Broken at 11000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
66°
Cloudy
Light Thunderstorm Rain Mist
as of 5:40 PM CDST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 6 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
7 MPH
150° Southeast
Cloud Level(s): Scattered at 2400ft, Broken at 5000ft, Solid Overcast at 10000ft
Current Conditions at
ALTON - (KALN)
68°
Cloudy
Light Thunderstorm Rain
as of 5:30 PM CDST
Rel. Humidity: 82%
Dew Point: 63°F
Visibility: 7 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
8 MPH
0° North
Cloud Level(s): Scattered at 800ft, Broken at 3800ft, Solid Overcast at 11000ft
Current Conditions at
ST LOUIS - (KSTL)
70°
Mostly Cloudy
as of 5:18 PM CDST
Rel. Humidity: 83%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 2000ft, Scattered at 8500ft, Broken at 11000ft
60% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely before 9pm, then isolated showers between 9pm and 10pm. Mostly cloudy, with a low around 57. West wind around 8 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
20% chance of rain Sunday Sunday... A 20 percent chance of rain after 4pm. Mostly cloudy, with a high near 73. North wind 5 to 8 mph.
70% chance of rain Sunday Night Sunday Night... Rain likely, mainly after 10pm. Cloudy, with a low around 61. East wind 3 to 6 mph. Chance of precipitation is 70%.
60% chance of thunderstorms Monday Monday... Rain likely before 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Southeast wind around 9 mph. Chance of precipitation is 60%.
60% chance of thunderstorms Monday Night Monday Night... Showers and thunderstorms likely, mainly after 1am. Partly cloudy, with a low around 67. Southeast wind 9 to 11 mph. Chance of precipitation is 60%.
70% chance of thunderstorms Tuesday Tuesday... Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 82. Breezy. Chance of precipitation is 70%.
60% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms likely, mainly before 1am. Partly cloudy, with a low around 63. Chance of precipitation is 60%.
70% chance of thunderstorms Wednesday Wednesday... Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 83. Chance of precipitation is 70%.
60% chance of thunderstorms Wednesday Night Wednesday Night... Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
20% chance of thunderstorms Thursday Thursday... A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 78.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers. Partly cloudy, with a low around 55.
20% chance of rain Friday Friday... A 20 percent chance of showers. Sunny, with a high near 69.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 51.
20% chance of rain Saturday Saturday... A 20 percent chance of showers. Mostly sunny, with a high near 69.
Current Radar Image


Sun Almanac for Pontiac, Illinois
Sunrise: 05:58 AM
Sunset: 7:55 PM
Civil Sunrise:05:29 AM
Civil Sunset: 8:24 PM
Nautical Sunrise: 04:54 AM
Nautical Sunset: 8:59 PM
Astro Sunrise: 04:16 AM
Astro Sunset: 9:37 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.