Weather in Waterloo, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Waterloo
Tonight | 
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                                 Temperature: 40°F Wind Speed: 5 mph Wind Direction: S Forecast: Mostly clear, with a low around 40. South wind around 5 mph.  | 
                        
Tuesday | 
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                                 Temperature: 70°F Wind Speed: 5 to 14 mph Wind Direction: S Forecast: Sunny. High near 70, with temperatures falling to around 64 in the afternoon. South wind 5 to 14 mph, with gusts as high as 24 mph.  | 
                        
Tuesday Night | 
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                                 Temperature: 51°F Wind Speed: 8 to 12 mph Wind Direction: S Forecast: Partly cloudy, with a low around 51. South wind 8 to 12 mph, with gusts as high as 21 mph.  | 
                        
Wednesday | 
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                                 Temperature: 72°F Wind Speed: 7 to 10 mph Wind Direction: W Forecast: Sunny. High near 72, with temperatures falling to around 65 in the afternoon. West wind 7 to 10 mph.  | 
                        
Wednesday Night | 
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                                 Temperature: 41°F Wind Speed: 5 mph Wind Direction: NE Forecast: Clear, with a low around 41. Northeast wind around 5 mph.  | 
                        
Thursday | 
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                                 Temperature: 66°F Wind Speed: 5 to 14 mph Wind Direction: SE Forecast: Sunny. High near 66, with temperatures falling to around 62 in the afternoon.  | 
                        
Thursday Night | 
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                                 Temperature: 54°F Wind Speed: 10 mph Wind Direction: S Forecast: A chance of rain after midnight. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.  | 
                        
Friday | 
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                                 Temperature: 69°F Wind Speed: 10 to 14 mph Wind Direction: W Forecast: A slight chance of rain before noon. Mostly sunny, with a high near 69. Chance of precipitation is 20%.  | 
                        
Friday Night | 
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                                 Temperature: 42°F Wind Speed: 3 to 8 mph Wind Direction: W Forecast: Partly cloudy, with a low around 42.  | 
                        
Saturday | 
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                                 Temperature: 65°F Wind Speed: 3 to 10 mph Wind Direction: S Forecast: Mostly sunny, with a high near 65.  | 
                        
Saturday Night | 
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                                 Temperature: 42°F Wind Speed: 10 mph Wind Direction: W Forecast: Partly cloudy, with a low around 42.  | 
                        
Sunday | 
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                                 Temperature: 52°F Wind Speed: 10 to 14 mph Wind Direction: NW Forecast: Sunny, with a high near 52.  | 
                        
Sunday Night | 
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                                 Temperature: 30°F Wind Speed: 5 to 8 mph Wind Direction: NW Forecast: Mostly clear, with a low around 30.  | 
                        
Monday | 
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                                 Temperature: 49°F Wind Speed: 5 to 9 mph Wind Direction: NW Forecast: Sunny, with a high near 49.  |