5-day weather forecast for Chehalis, Washington
Today
41°
66°
Rain Showers
Sunday
40°
66°
Partly Cloudy
Monday
46°
71°
Mostly cloudy
Tuesday
47°
70°
Chance Rain
Wednesday
47°
69°
Chance Rain
Showers
Showers
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Olympia, Washington
| The Weather Channel | 74.92% |
| National Weather Service | 74.41% |
| Accuweather | 73.66% |
| NWS Digital Forecast | 73.14% |
| MyForecast | 71.94% |
| Intellicast | 64.09% |
| The Weather Channel | 75.64% |
| Intellicast | 75.25% |
| Accuweather | 74.38% |
| MyForecast | 74.23% |
| NWS Digital Forecast | 73.33% |
| National Weather Service | 72.06% |
ForecastAdvisor Fact
4.6% of MyForecast's low temperature forecasts for Olympia were off by more than 10 degrees last year.