5-day weather forecast for Arcola, Virginia
Today
66°
94°
Partly Cloudy
Sunday
71°
92°
Partly Cloudy
Monday
70°
92°
Chance Thunderstorms
Tuesday
69°
90°
Chance Thunderstorms
Wednesday
68°
89°
Mostly cloudy
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Herndon, Virginia
| The Weather Channel | 77.40% |
| National Weather Service | 75.86% |
| NWS Digital Forecast | 75.66% |
| Accuweather | 74.98% |
| MyForecast | 72.31% |
| Intellicast | 56.32% |
| The Weather Channel | 74.74% |
| Intellicast | 74.62% |
| Accuweather | 70.54% |
| National Weather Service | 70.47% |
| NWS Digital Forecast | 70.18% |
| MyForecast | 69.92% |
ForecastAdvisor Fact
8.5% of Accuweather's high temperature forecasts for Herndon were exactly right last year.