The Run the River Ultra Challenge and Relay returns to Petal, Mississippi on November 7th, offering a unique blend of endurance running, team relay racing, and leisurely walking along the serene Leaf River at Petal River Park. Participants will gather in Petal’s picturesque Petal River Park for this fourth annual event. The race begins early morning as temperatures start around 50°F with mild humidity levels typical for late autumn in Mississippi. Runners can expect a trail that is firm but slightly soft underfoot, ideal for both seasoned ultrarunners and newcomers to the sport. Since its inception four years ago, this event has become a cornerstone of Petal’s running community, drawing over 500 participants annually who join forces or compete solo in the scenic park. The Run the River Ultra Challenge supports local charities through registration fees, ensuring that runners are not only challenging themselves physically but also contributing to positive change within their neighborhood. The course at Petal River Park is a roughly 2.8-mile looped trail that winds through various terrains including wide meadows and single-track paths beneath a hardwood forest canopy. Notable features include scenic riverfront views, tranquil lagoons, wetlands, palmetto fields, and historic train trestles. Runners are encouraged to explore the park at their own pace, whether it's completing multiple loops or enjoying a leisurely walk along the designated Community Walk route. Weather on race day in November often presents mild conditions with temperatures ranging from 45°F to 60°F. The UV index is typically low at around 2.0, making for comfortable outdoor activity without excessive sun exposure. Runners and walkers should be prepared for varying terrain underfoot as the trail offers a mix of firm paths and softer ground near wetlands.
Registration for Run the River Ultra Challenge can be completed online at https://ultrasignup.com/register.aspx?did=138586 with fees starting at $19 for the Community Walk and increasing to $45 for both solo ultrarunners and relay teams. The registration deadline is October 27th, providing ample time to prepare. On race day, bib pickup will occur from 6 AM to 7 AM in Petal River Park where runners can collect their packets before starting the event at 8 AM sharp. Participants are advised to bring necessary gear for trail conditions including appropriate footwear and hydration packs due to limited on-course aid stations. Solo ultra runners have priority spots on the course, while teams should set up personal tailgate sites near designated drop-off zones. Start location: Petal River Park Petal River Park is located in Petal, Mississippi. Age requirements are flexible, with participants ranging from young families enjoying a walk to seasoned ultrarunners aiming for distance records within 6 hours. The Run the River Ultra Challenge and Relay takes place at Petal River Park on November 7th, inviting runners of all abilities to experience this dynamic trail race in Petal, Mississippi. Whether you're drawn by the scenic trails or want to contribute to local causes through participation fees, the event offers a unique blend of endurance testing and community spirit that makes it worth attending for both seasoned ultrarunners and newcomers alike.
Races Offered
6 Hour Solo
Nov 07, 2026
straighten
Distance —
6 Hours
terrain
Type —
Running
timer
07:30
sell
$45.00
6-hour relay
Nov 07, 2026
straighten
Distance —
6 Hours
terrain
Type —
Running
timer
07:30
sell
$45.00
Weather History
These values represent the 3-year monthly averages for November in Petal.
thermostatTemperature
11.1° / 21.8°
wb_sunnyFeels like
9.5° / 20.7°
light_mode
Avg sunshine hours
8h 1m
water_drop
Avg rainfall
2.3 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
9.5 km/h (Light breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Low (2.0)
humidity_mid
Humidity
74.4%
wb_twilight
Sunrise
07:24
nightlight
Sunset
17:58
About Petal
Learn more about the host city, Petal.
Petal is a city in Forrest County, Mississippi, along the Leaf River. It is part of the Hattiesburg, Mississippi Metropolitan Statistical Area. The population was 10,454 in the 2010 census, increasing to 11,010 in the 2020 census.