Run the River 5K
Race Day Weather
Comfortable temps, warming through the race
Mild 53°F temps at gun time mean comfortable early miles without overheating risk. Temperatures rising to 67°F through the course will gradually increase perceived effort in the second half. Light winds shouldn't be a major factor for pacing.
Pace Calculator
Enter a finish time to see what race day does to it.
Get forecast alerts for Run the River 5K
We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.
Get your personalized Run the River 5K race plan
A mile-by-mile breakdown of where your time goes, weather-adjusted splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide, all built around your goal and race-day conditions.
Race Info
The Run the River 5K is a USATF-certified, flat out-and-back course along the Columbia River on the Saturday of race weekend. It starts and finishes next to the river in Columbia Park in Kennewick and uses the same paved paths as the longer distances, with the turnaround at the halfway point.