The nation’s weather
Weather Underground midday recap for Friday, October 31, 2014
A cold front moved over the West Coast on Saturday, while a trough of low pressure deepened over the Great Lakes.
A strong Pacific cold front shifted eastward over the West Coast. Moderate to heavy rain developed ahead of this frontal boundary over Washington, Oregon and northern California. Vancouver, Wash., reported a midday total of 1.09 inches of rain. Mount Shasta, Calif., reported a midday total of 0.89 inches of rain. Additionally, winter storm warnings were issued across the Sierra Nevada in anticipation of the first major snow event of the season. High pressure kept conditions mostly clear across the Intermountain West and the Southwest.
Meanwhile, an arctic high pressure system dominated the central portion of the country. High temperatures ranged between the 30s and 40s from the northern Plains to the upper Mississippi Valley. Langdon, N.D., recorded a morning low of 5 degrees, while Huron, S.D., recorded a morning low of 8 degrees. Freeze warnings were also issued across a handful of states, including northeast Texas, eastern Oklahoma, Kansas, northern Arkansas, Missouri, Illinois, Indiana, western Ohio, Kentucky, Tennessee, northern Mississippi and northern Alabama.
A trough of low pressure continued to deepen over the Great Lakes. This system ushered a mixture of rain and snow across the upper Midwest, while moderate to heavy rain developed over the Ohio Valley, the Tennessee Valley and the Appalachians. Winter storm warnings were issued over the central Appalachians on Friday. High pressure kept the Eastern Seaboard clear of wet weather.
Temperatures in the Lower 48 states Friday have ranged from a morning low of 5 degrees at Langdon, N.D. to a midday high of 89 degrees at Kendall, Fla.