5-day weather forecast for Alsey, Illinois
Today
59°
77°
Chance Thunderstorms
Monday
52°
77°
Chance Thunderstorms
Tuesday
54°
75°
Partly Cloudy
Wednesday
58°
77°
Chance Thunderstorms
Thursday
58°
80°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Grafton, Illinois
| National Weather Service | 81.00% |
| The Weather Channel | 77.85% |
| Intellicast | 77.37% |
| NWS Digital Forecast | 76.74% |
| Accuweather | 69.15% |
| MyForecast | 68.67% |
| Intellicast | 74.43% |
| The Weather Channel | 74.43% |
| National Weather Service | 73.36% |
| NWS Digital Forecast | 71.72% |
| Accuweather | 71.37% |
| MyForecast | 70.45% |
ForecastAdvisor Fact
It rained 55% of the time in Grafton last year when Intellicast's icon forecasts called for precipitation, and 10% of the time when they did not.