National Weather Service United States Department of Commerce

Tropical Depression Bertha Lifting North; Isolated Severe Across Southern U.S.; Heat Continues In West

Tropical Depression Bertha continues to weaken and lift north toward the central Appalachians and eastern Ohio Valley. Heavy rain, gusty winds and flooding are likely. Meanwhile, isolated severe thunderstorms are possible on Thursday from the Southeast to south-central High Plains. Finally, the ongoing heat wave continues in the West and will expand into the Rockies by the weekend. Read More >

It was a clear and cold morning on December 8th, 2006. Temperatures were largely hovering around the 10 degree mark in many areas at daybreak, with wind chills between zero and 10 above.

Below is an objective analysis of low temperatures that morning. Since this is a smoothed analysis, the numbers depicted may not match up exactly with low temperatures at official recording stations, but they will be close.



The cold, but dry air, led to some interesting frost formations on many car windows. Here are some pictures from one of our office vehicles. Some more information about frost can be found at this website.