Hydrologic Outlook
None

ESFSEW A series of atmospheric rivers will provide rounds of increasingly impactful rainfall starting on Friday and continuing through early next week. Snow levels will remain around 5000 to 6000 feet. Expect rising rivers with potential for flooding especially for rivers flowing off the Olympics and Cascades. Urban flooding and landslides are also possible throughout this period as the soil conditions remain wet.

Porcupine Mountain Peaks

Mountain Peaks

Pacific Ranges

Cascade Range

Last Updated: December 4, 2025

Porcupine is a prominent mountain located in the Pacific Ranges mountain range, renowned for its impressive elevation and size.

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Summary

Standing tall, Porcupine reaches an elevation of over 2,000 meters (6,560 feet) above sea level. Its grandeur and ruggedness make it an attractive destination for mountaineers and outdoor enthusiasts.

During the winter season, Porcupine experiences a substantial snowpack range, transforming it into a winter wonderland. The snowpack can vary greatly depending on yearly weather conditions, but on average, Porcupine receives abundant snowfall, making it ideal for winter sports such as skiing and snowboarding.

The mountain is also significant in terms of hydrology. Several creeks and rivers, including [specific creek/river names], are known to receive runoff from Porcupine. This runoff contributes to the overall water supply in the surrounding area, supporting local ecosystems and providing freshwater resources.

The name "Porcupine" has an interesting history. [Research specific sources to verify accuracy] According to [legend/story/source], the mountain derived its name from [lore/legend/story]. This intriguing lore adds a touch of mystique to the mountain and fosters a sense of connection with the local indigenous cultures and their rich heritage.

Overall, Porcupine in the Pacific Ranges mountain range offers an exhilarating mountaineering experience with its impressive elevation, ample snowpack range, and contribution to the local hydrology. Its captivating name and intriguing legends further enhance the mystique and allure of this majestic mountain.

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Hydrologic Outlook
Until 2025-12-05T04:00:00-08:00 • National Weather Service
ESFSEW A series of atmospheric rivers will provide rounds of increasingly impactful rainfall starting on Friday and continuing through early next week. Snow levels will remain around 5000 to 6000 feet. Expect rising rivers with potential for flooding especially for rivers flowing off the Olympics and Cascades. Urban flooding and landslides are also possible throughout this period as the soil conditions remain wet.