The Nation's Weather 10.20.08

By WEATHER UNDERGROUND

Light scattered rain showers will develop early Monday along a cold front over the Upper Great Lakes, while high pressure should keep skies clear over the Southeast and storms rattle the Northwest.

The Great Lakes front will bring cooler conditions to the region. Temperature highs will range from the 60s to 70s. The northern portions of the Great Lakes will be cooler, with temperature highs in the 40s.

Low pressure will sweep across the Pacific Northwest, triggering showers along the coastal regions of the Northwest. Cooler air will be pushed inland and may create snowfall over the mountains.

High pressure will begin to weaken over the Northeast. The New England states will continue to see mostly sunny skies with light winds. Temperatures will remain cool and will range from the 50s to 60s.

The South will see mostly sunny conditions as high pressure dominates the region. Southern Florida may see possible light, scattered showers throughout the day. Temperatures are expected to reach into the 60s to 70s.

Temperatures in the Lower 48 states on Sunday ranged from a low of 15 degrees at Saranac Lake, N.Y., to a high of 99 degrees at Goodyear, Ariz.