Swamp Stomp Half Marathon

Lake Charles, LA, USA · December 12, 2026
partly-cloudy-day51°·55° high·Breezy·Dry
9
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Swamp Stomp Half Marathon race day weather

partly-cloudy-day
51°at start
64° high
Breezy
Dry
Your goal
0:00:00

Cool conditions, adjust for wind

Runners will face a temperature range from 51°F at the start to 55°F at the finish, with average humidity at 73%. Winds will start as a headwind in Mile 1, shift to a tailwind from Miles 2-5, and return to headwinds in the final stretch. Runners should consider adjusting their pace in the early miles and stay hydrated, especially during the windier segments.

Race day forecast available in 18 days
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Pace Calculator

13.1mi
0:00:00
HH:MM:SS
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Swamp Stomp Half Marathon route and elevation

The Swamp Stomp Half Marathon course has about 0 ft (0 m) of climbing and 0 ft (0 m) of descent, and finishes near the elevation it starts. It is flatter than 91% of the half marathon courses racecast.io has mapped, measured by what the hills cost in time. It has no steep miles: no mile climbs more than 10 ft (3 m).

What the hills cost

The hills change finish times by less than 0.2% here, under half a minute for a 2:00 runner.

Hills only, priced mile by mile on the course map. The pace calculator above adds the race-day weather.

Even-effort splits for a 1:45, 2:00 or 2:15 finish
The Swamp Stomp Half Marathon mile splits at even effort for three finish times, with each mile's climb and descent
MileClimbDescent1:452:002:15
14 ft3 ft8:009:0910:18
25 ft5 ft8:019:0910:17
35 ft8 ft8:009:0910:17
46 ft7 ft8:009:0810:18
56 ft6 ft8:009:0910:17
65 ft5 ft8:019:0910:18
73 ft5 ft7:599:0810:17
86 ft2 ft8:039:1210:20
94 ft6 ft8:009:0810:17
105 ft6 ft8:009:0910:17
113 ft4 ft8:009:0910:18
125 ft5 ft8:009:0910:17
135 ft3 ft8:029:1110:20
Last 0.10 ft0 ft0:541:011:09

Explore the Swamp Stomp Half Marathon course with the weather and your pace along the route, or compare it with other races.

Race Plan

Get your personalized Swamp Stomp Half Marathon 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 Pace
Weather Splits
Nutrition
Gear & Packing
T-Minus
Carb Tracker
Spectator Guide
Race Band

About the Swamp Stomp Half Marathon

The Swamp Stomp Half Marathon is run each December in the Graywood Plantation neighborhood south of Lake Charles, Louisiana, and is organized by the Lake Area Runners club. The flat course winds through the subdivision's streets and starts and finishes at Graywood Park, with water stops along the way. Runners who finish within four hours receive a medal and a jacket, and a 1 Mile Fun Run starts 15 minutes after the half marathon gun.

Race weekend

Saturday, December 12
7:00 AMHalf Marathon (13.1 mi)
7:15 AM1 Mile Fun Run (1.0 mi)

Swamp Stomp Half Marathon FAQ

When is the 2026 Swamp Stomp Half Marathon?

The 2026 Swamp Stomp Half Marathon will be held on Saturday December 12, 2026.

What is the time limit for the Swamp Stomp Half Marathon?

The time limit for the Swamp Stomp Half Marathon is 4 hours.

What will the weather be like for the 2026 Swamp Stomp Half Marathon?

The forecast calls for a high of 65°F and a low of 50°F with a 8% chance of rain.

What is the elevation gain of the Swamp Stomp Half Marathon?

The Swamp Stomp Half Marathon course has about 0 ft (0 m) of climbing and 0 ft (0 m) of descent, and finishes near the elevation it starts.

Is the Swamp Stomp Half Marathon flat?

Yes. It has almost no climbing, and no mile climbs more than 10 ft (3 m). The hills change finish times by less than 0.2% here, under half a minute for a 2:00 runner. It is flatter than 91% of the half marathon courses racecast.io has mapped, measured by what the hills cost in time.

What is the weather usually like for the Swamp Stomp Half Marathon?

Over the 5 years racecast.io has race-day weather for (2015 to 2025), it averaged 58°F at the start and 63°F by a typical finish. It has not rained during race hours in any of those years.

What was the hottest Swamp Stomp Half Marathon?

Of the 5 years on record, 2023 was the warmest, reaching 72°F during race hours. The coldest start was 2016, at 33°F.

What was the windiest Swamp Stomp Half Marathon?

Of the 5 years on record, 2023 was the windiest, with wind averaging 8 mph during race hours. The calmest was 2025, at 2 mph.

Swamp Stomp Half Marathon weather history

Based on 5 years of data
Avg Temp
60°F
L:58° H:63°
RunScore
6
Conditions
Rain Freq
0%
0 of 5 yrs
Wind6mph
Dew58°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
fog
58°/65°-
6
2023
cloudy
70°/72°-
4
2021
cloudy
62°/65°-
5
2016
clear-day
33°/41°-
10
2015
partly-cloudy-day
68°/72°-
4