National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Fig. 8. KMAF base reflectivity loop from 1828 to 1938 UTC shows convection associated with one of Claudette’s outer rainbands moving over the McDonald Observatory. This convection likely generated the relatively stronger winds noted on the Mount Fowlkes meteogram between 1830 and 1930 UTC.