Cascade Express Marathon

North Bend, WA, USASeptember 12, 2026
Register

Race Day Weather

partly-cloudy-day
57°
72° high
Light
Dry

Mild start, warming trend

Runners will face a temperature range from 57°F to 71°F, with average humidity at 68%. Winds from the SW at 7 mph will provide a slight tailwind throughout. As temperatures rise, it's advisable for runners to start conservatively and adjust their pacing accordingly.

Race day forecast available in 169 days
partly-cloudy-night9
partly-cloudy-night9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day8
partly-cloudy-day9
partly-cloudy-day8
partly-cloudy-day8

Experience the exhilaration of running a fast, downhill half marathon through the stunning and picturesque Cascade Mountains. This extraordinary race offers runners the unique opportunity to pass through the renowned and historic tunnel, adding an element of mystique and adventure to your already unforgettable journey. With its gentle sloping terrain, this course is a magnet for personal records, ensuring that athletes of all abilities will have the chance to set new benchmarks for themselves. So lace up your shoes, embrace the natural beauty that surrounds you, and get ready to make lasting memories as you conquer this one-of-a-kind half marathon. Source

Area Map

Course Map

FAQ

When is the 2026 Cascade Express Marathon?

The 2026 Cascade Express Marathon will be held on Saturday September 12, 2026.

Is the Cascade Express Marathon a Boston Marathon Qualifier?

Yes, the Cascade Express Marathon is an official Boston Marathon qualifier.

What is the time limit for the Cascade Express Marathon?

The time limit for the Cascade Express Marathon is 6 hours.

Historical Weather

Based on 3 years of data
Avg Temp
71°F
L:60° H:71°
RunScore
8
Conditions
Rain Freq
33%
1 of 3 yrs
Wind5mph
Dew57°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
cloudy
60°/65°Light
9
2024
clear-day
64°/75°-
8
2023
clear-day
55°/72°-
8