5-day weather forecast for Arlington Heights, Illinois
Today
17°
33°
Snow Showers
Friday
19°
30°
Partly Cloudy
Saturday
28°
37°
Mostly cloudy
Sunday
30°
42°
Slight Chance Rain/Snow
Monday
28°
40°
Slight Chance Snow Showers
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Prospect Heights, Illinois
| National Weather Service | 79.30% |
| NWS Digital Forecast | 76.91% |
| The Weather Channel | 75.33% |
| Intellicast | 75.32% |
| MyForecast | 73.46% |
| Accuweather | 71.31% |
| The Weather Channel | 71.18% |
| Intellicast | 71.08% |
| National Weather Service | 70.89% |
| MyForecast | 68.34% |
| NWS Digital Forecast | 68.11% |
| Accuweather | 67.68% |
ForecastAdvisor Fact
It rained 41% of the time in Prospect Heights last year when National Weather Service's text forecasts called for precipitation, and 6% of the time when they did not.