Armed Service Marathon

Grand Haven, MI, USA • May 17, 2026

Race Day Weather

52°

66° high

Breezy

Dry

Comfortable temps, warming through the race, moderate wind

Mild 52°F temps at gun time mean comfortable early miles without overheating risk. Temperatures rising to 66°F through the course will gradually increase perceived effort in the second half. Moderate winds around 13mph may affect pacing on open sections of the course.

Race day forecast available in 27 days

6 AM

7 AM

8 AM

9 AM

10 AM

11 AM

12 PM

1 PM

2 PM

3 PM

4 PM

Pre-raceRace windowPost-race

Pace Calculator

Distance: 26.2mi

Target Finish Time

0:00:00

HH:MM:SS

Pace

—

Weather Adj.

—

Common Goals:

The Armed Services Marathon, Half Marathon & 5K honors all branches of our military as well as our first responders. Each branch will have a booth and/or exhibit in the stadium. We will have a Joint Services Honor Guard presentation before the singing of the National Anthem. Each military branch will staff an aid station for your support and our participants will vote which aid station they enjoyed the most. The winning branch will be awarded the “Traveling Trophy.” Our four time defending champions, the U.S. Marine Corps proudly display it in their office. Source

Course Map

FAQ

When is the 2026 Armed Service Marathon?

The 2026 Armed Service Marathon will be held on Sunday May 17, 2026.

Is the Armed Service Marathon a Boston Marathon Qualifier?

Yes, the Armed Service Marathon is an official Boston Marathon qualifier.

What is the time limit for the Armed Service Marathon?

The time limit for the Armed Service Marathon is 6 hours.

What will the weather be like for the 2026 Armed Service Marathon?

The forecast calls for a high of 66°F and a low of 52°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.