5-day weather forecast for Armstrong, Illinois
Today
62°
84°
Partly Cloudy
Thursday
65°
83°
Mostly sunny
Friday
70°
89°
Chance Thunderstorms
Saturday
68°
89°
Chance Thunderstorms
Sunday
64°
86°
Slight Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Savoy, Illinois
| National Weather Service | 70.23% |
| The Weather Channel | 69.58% |
| MyForecast | 66.80% |
| Accuweather | 65.84% |
| NWS Digital Forecast | 65.54% |
| Intellicast | 46.16% |
| National Weather Service | 71.46% |
| The Weather Channel | 70.35% |
| Intellicast | 69.49% |
| NWS Digital Forecast | 69.31% |
| MyForecast | 68.41% |
| Accuweather | 66.82% |
ForecastAdvisor Fact
12.4% of National Weather Service's high temperature forecasts for Savoy were off by more than 10 degrees last month.