5-day weather forecast for Altoona, Iowa
Today
69°
91°
Chance Thunderstorms
Monday
65°
88°
Chance Thunderstorms
Tuesday
66°
87°
Slight Chance Thunderstorms
Wednesday
68°
86°
Chance Thunderstorms
Thursday
68°
86°
Chance Thunderstorms
Click on a forecast to see the forecast trend for that day
Weather forecast accuracy for Des Moines, Iowa
| National Weather Service | 78.33% |
| NWS Digital Forecast | 75.45% |
| The Weather Channel | 75.11% |
| Accuweather | 73.83% |
| MyForecast | 72.13% |
| Intellicast | 64.61% |
| National Weather Service | 73.05% |
| The Weather Channel | 72.55% |
| NWS Digital Forecast | 72.32% |
| Intellicast | 71.88% |
| MyForecast | 70.00% |
| Accuweather | 69.80% |
ForecastAdvisor Fact
ForecastWatch.com is the largest provider of weather forecast accuracy statistics.