Dam Marathon (WA)
Dam Marathon (WA) race day weather
Cool morning, warm finish ahead
Runners will face a cool start at 43°F, with conditions warming to 63°F by the finish. Light winds at 6 mph will not significantly impact performance, while humidity sits at 62%. As the course descends significantly from the start through mile 3 and again from mile 13 to 15, runners should maintain a steady pace early and prepare for a warmer finish.
This course drops 1,220 ft from start to finish, so we look at it at 2 points, not just the start line. In a typical year, at 9:00/mi, you start at 43° and finish around 10:55 AM in 63°; typical start-line conditions say 59° then.
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Dam Marathon (WA) route and elevation
The Dam Marathon (WA) course has about 205 ft (62 m) of climbing and 1,426 ft (435 m) of descent, a net drop of about 1,221 ft (372 m). It drops more than it climbs, and its terrain is faster than 97% of the marathon courses racecast.io has mapped, measured by what the hills cost in time. The hardest mile is mile 9, with 70 ft (21 m) of climbing.
Biggest climbs
- Miles 8.6 to 10.2: climbs about 85 ft (27 m).
What the hills cost
- 3:30 on a flat course is about 3:26 here (4 minutes faster).
- 4:00 on a flat course is about 3:55 here (5 minutes faster).
- 4:30 on a flat course is about 4:25 here (5 minutes faster).
Hills only, priced mile by mile on the course map. The pace calculator above adds the race-day weather.
Even-effort splits for a 3:30, 4:00 or 4:30 finish
| Mile | Climb | Descent | 3:30 | 4:00 | 4:30 |
|---|---|---|---|---|---|
| 1 | 0 ft | 245 ft | 7:24 | 8:28 | 9:32 |
| 2 | 4 ft | 223 ft | 7:29 | 8:32 | 9:36 |
| 3 | 8 ft | 79 ft | 7:53 | 9:02 | 10:09 |
| 4 | 0 ft | 24 ft | 8:05 | 9:13 | 10:23 |
| 5 | 18 ft | 0 ft | 8:19 | 9:31 | 10:41 |
| 6 | 14 ft | 31 ft | 8:06 | 9:15 | 10:25 |
| 7 | 1 ft | 56 ft | 7:57 | 9:06 | 10:14 |
| 8 | 32 ft | 31 ft | 8:11 | 9:21 | 10:32 |
| 9 | 70 ft | 92 ft | 8:05 | 9:14 | 10:23 |
| 10 | 22 ft | 1 ft | 8:21 | 9:32 | 10:44 |
| 11 | 2 ft | 9 ft | 8:09 | 9:19 | 10:28 |
| 12 | 0 ft | 66 ft | 7:54 | 9:02 | 10:10 |
| 13 | 1 ft | 91 ft | 7:50 | 8:57 | 10:04 |
| 14 | 41 ft | 121 ft | 7:52 | 9:00 | 10:07 |
| 15 | 3 ft | 58 ft | 7:57 | 9:05 | 10:14 |
| 16 | 0 ft | 31 ft | 8:03 | 9:12 | 10:20 |
| 17 | 4 ft | 56 ft | 7:58 | 9:06 | 10:15 |
| 18 | 2 ft | 28 ft | 8:04 | 9:13 | 10:22 |
| 19 | 18 ft | 30 ft | 8:07 | 9:17 | 10:27 |
| 20 | 4 ft | 42 ft | 8:01 | 9:10 | 10:18 |
| 21 | 0 ft | 39 ft | 8:01 | 9:09 | 10:18 |
| 22 | 0 ft | 26 ft | 8:04 | 9:13 | 10:22 |
| 23 | 0 ft | 18 ft | 8:06 | 9:15 | 10:25 |
| 24 | 0 ft | 20 ft | 8:05 | 9:15 | 10:24 |
| 25 | 0 ft | 28 ft | 8:03 | 9:12 | 10:21 |
| 26 | 19 ft | 31 ft | 8:08 | 9:17 | 10:27 |
| Last 0.2 | 0 ft | 4 ft | 1:48 | 2:04 | 2:19 |
Explore the Dam Marathon (WA) course with the weather and your pace along the route, or compare it with other races.
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