Eat high-energy foods. Before heading out anywhere in the Pacific Northwest, learn more about hypothermia, its symptoms and treatment. Dehydration Olympic National Park has a cool, wet climate. However, dehydration can occur no matter what the weather. Heat exhaustion can be brought on by warm weather, exertion and dehydration.
Symptoms are hot, red, moist skin and fatigue, frequently accompanied by a headache.
When the weather is warm, take frequent short breaks in the shade, and drink plenty of water. If your urine is dark yellow, you need to drink more water. Failure to observe and treat the signs of heat exhaustion can lead to heat stroke, an extremely serious condition. Do not approach, but face the animal, speak firmly, wave your arms and back away. Cougars, also called mountain lions, range throughout the Olympics.