What are risks associated with hiking in thunderstorm-prone regions?

Electrical Hazard

Hiking in thunderstorm-prone regions poses an electrical hazard, particularly when ascending or descending steep terrain. The risk of being struck by lightning increases significantly above 2,000 feet, and the odds of being struck in a given year are 1 in 700,000. To minimize this risk, avoid the summits, ridges, and exposed areas when thunderstorms are forecasted. If caught in a storm, crouch low with your feet together and head down.

Flash Flooding

Flash flooding can be a deadly companion to thunderstorms, especially in areas with steep terrain and high water tables. When hiking in such regions, monitor local weather forecasts and be prepared to evacuate quickly if heavy rain is forecasted. Avoid crossing rivers or streams unless absolutely necessary, and never underestimate the power of fast-moving water. Aim to cross within 12 inches of the stream bed, avoiding any strong currents or obstacles.

Altitude Sickness and Weather Changes

Rapidly changing weather conditions at high altitudes can exacerbate altitude sickness, a condition that can be life-threatening if not recognized and treated promptly. Monitor your body for symptoms such as headaches, nausea, and fatigue, and descend to lower elevations if they persist. Additionally, be aware of the signs of an impending storm, such as darkening skies, increasing wind, and a sudden drop in temperature. If you experience any of these warning signs, seek shelter immediately and wait for the storm to pass.