B&O Half Marathon
B&O Half Marathon race day weather
Warming up, headwinds ahead
Runners will face a temperature rise from 60°F at the start to a peak of 72°F, with humidity at 68%. A headwind will challenge runners from miles 1-5 and again from 7-12, suggesting the need for pacing adjustments in these segments. Staying hydrated will be crucial, especially as the temperature climbs; consider starting conservatively to manage the warming conditions.
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B&O Half Marathon route and elevation
The B&O Half Marathon course has about 63 ft (19 m) of climbing and 575 ft (175 m) of descent, a net drop of about 512 ft (156 m). It drops more than it climbs, and its terrain is faster than 97% 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 45 ft (14 m).
What the hills cost
- 1:45 on a flat course is about 1:43 here (2 minutes faster).
- 2:00 on a flat course is about 1:58 here (2 minutes faster).
- 2:15 on a flat course is about 2:13 here (2 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 1:45, 2:00 or 2:15 finish
| Mile | Climb | Descent | 1:45 | 2:00 | 2:15 |
|---|---|---|---|---|---|
| 1 | 13 ft | 6 ft | 8:13 | 9:23 | 10:34 |
| 2 | 4 ft | 8 ft | 8:08 | 9:18 | 10:28 |
| 3 | 1 ft | 62 ft | 7:56 | 9:04 | 10:11 |
| 4 | 17 ft | 98 ft | 7:51 | 8:58 | 10:06 |
| 5 | 42 ft | 128 ft | 7:50 | 8:57 | 10:04 |
| 6 | 1 ft | 56 ft | 7:56 | 9:05 | 10:13 |
| 7 | 0 ft | 40 ft | 8:00 | 9:09 | 10:17 |
| 8 | 0 ft | 41 ft | 8:00 | 9:08 | 10:17 |
| 9 | 5 ft | 40 ft | 8:01 | 9:10 | 10:18 |
| 10 | 3 ft | 18 ft | 8:06 | 9:15 | 10:25 |
| 11 | 23 ft | 55 ft | 8:02 | 9:11 | 10:19 |
| 12 | 0 ft | 37 ft | 8:01 | 9:09 | 10:18 |
| 13 | 1 ft | 31 ft | 8:02 | 9:11 | 10:21 |
| Last 0.1 | 0 ft | 3 ft | 0:54 | 1:02 | 1:09 |
Explore the B&O Half Marathon course with the weather and your pace along the route, or compare it with other races.
About the B&O Half Marathon
The B&O Half Marathon runs point to point on the paved Foothills Trail from Buckley to Orting, Washington, in the foothills of Mount Rainier, with about 700 feet of net downhill. The race starts at the Buckley Armory and finishes at the Orting Skate Park. A 10K is held the same day as an out-and-back course in Orting.
