1. Its natural habitat is steep valleys in subtropical high -altitude shrubland from above sea-level. 2. In summer, the West Coast lies east of a subtropical high pressure system. 3. This month the subtropical high has been persistently strong over the southern Plains. 4. During the low-sun season, the subtropical high creates dry conditions. 5. In the Northern Hemisphere winter, the subtropical highs retreat southward. 6. Its natural habitats are subtropical high -altitude shrubland, grassland, rivers, swamps, intermittent freshwater marshes, and ponds. 7. The humid or monsoon subtropical climate is often located on the western side of the subtropical High . 8. Indeed, the extreme aridity of the Sahara can not be only explained by the subtropical high pressure. 9. Like Isidore, Lili is being steered toward the west-northwest by the same subtropical high located near the Bahamas. 10. If the flow pattern of the subtropical high persists, Lili probably will affect the Gulf Coast this week.