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Arlington Heights, IL
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7-Day Forecast
Overnight
Partly Cloudy
Low: 42°
Partly cloudy with a low around 42. Northeast wind around 5 mph.
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Wednesday
Mostly Sunny then Slight Chance Showers
High: 59°
A 20% chance of showers after 3pm. Partly sunny with a high near 59. Southeast wind 5 to 10 mph with gusts as high as 15 mph.
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Wednesday Night
Showers
Low: 50°
A chance of showers, then showers and possibly a thunderstorm after 10pm. Low around 50. East wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
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Thursday
Showers
High: 65°
Showers with thunderstorms also possible after 10am. High near 65. East southeast wind around 10 mph becoming west northwest in the afternoon. Chance of precipitation is 90%.
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Thursday Night
Chance T-storms then Chance Showers
Low: 48°
A chance of showers and thunderstorms. Mostly cloudy with a low around 48. North wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 50%.
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Friday
Slight Chance Showers then Chance Showers
High: 61°
A chance of showers with thunderstorms also possible after 4pm. Partly sunny with a high near 61. Chance of precipitation is 50%.
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Friday Night
Slight Chance T-storms
Low: 40°
A 20% chance of showers and thunderstorms before 1am. Partly cloudy with a low around 40.
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Saturday
Mostly Sunny
High: 59°
Mostly sunny with a high near 59.
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Saturday Night
Mostly Clear
Low: 43°
Mostly clear with a low around 43.
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Sunday
Sunny
High: 68°
Sunny with a high near 68.
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Sunday Night
Mostly Clear
Low: 48°
Mostly clear with a low around 48.
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Monday
Sunny
High: 73°
Sunny with a high near 73.
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Monday Night
Mostly Clear
Low: 52°
Mostly clear with a low around 52.
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Tuesday
Sunny
High: 77°
Sunny with a high near 77.
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Source: National Weather Service
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