Grian Valley XC Twilight Glow is a running race on September 1, 2026 in Grain Valley, MO.
Weather
Live forecast from the U.S. National Weather Service.
Race Day
Tuesday, 9/1
High
97°
Low
76°
Conditions
Sunny
Chance of Rain
7%
Wind
8 mph
Host City
Population
15,967
as of 2023
City Elevation
874 ft
Nearest Airport
MCI
Kansas City International Airport · 33 mi
Time Zone
Central Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at Grian Valley XC Twilight Glow, put it on the calendar, and turn “someday” into a start date.
4
Days to train
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From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
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Grian Valley XC Twilight Glow
Sep 1, 2026