
File name: 300mb_winds_Feb2021_2018_620.png
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300-mb winds across the United States from February 20-21, 2018. The jet stream was extremely wavy with a trough over the western United States and a crest over the eastern United States. Record breaking temperatures were observed across the eastern United States during the period. NOAA Climate.gov map, based on NCEP/NCAR Reanalysis data.