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Current Weather Conditions for Petersburg, IL

Isolated showers and thunderstorms. Mostly sunny, with a high near 87. South wind around 7 mph. Chance of precipitation is 20%.
86°F

Conditions

Wind: 7 mph S
Humidity: 61%
Probability of Precipitation: 22%

Hourly Forcast (next 12 hours)

9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM
86° 85° 85° 82° 78° 77° 75° 75° 74° 73° 73° 73° 72°

Upcoming Week

Day Forecast High Low
This Afternoon
Isolated Showers And Thunderstorms
Isolated showers and thunderstorms. Mostly sunny, with a high near 87. South wind around 7 mph. Chance of precipitation is 20%.
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Tonight
Isolated Showers And Thunderstorms then Partly Cloudy
Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. South wind 2 to 6 mph. Chance of precipitation is 20%.
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Wednesday
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 102. South southwest wind 3 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
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Wednesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. West southwest wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
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Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Northwest wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
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Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. North northeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
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Friday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Partly sunny, with a high near 81. East wind around 6 mph.
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Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
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Saturday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
86°F 72°F
Saturday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
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Sunday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
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Sunday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
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Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 87.
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Monday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 71.
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Data provided by weather.gov