CW3E Event Summary: 6-8 December 2019

December 9, 2019

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Landfalling AR brings another round of heavy rainfall and mountain snowfall to Northern CA

  • The AR was associated with a large midlatitude cyclone over the Northeast Pacific Ocean
  • Storm total precipitation exceeded 5 inches in some parts of the Coast Ranges, Klamath Mountains, and Sierra Nevada
  • Higher elevations in the Sierra Nevada received 1-2 feet of snow

    • MIMIC-TPW2 Total Precipitable Water

    Valid 0000 UTC 6 December – 0000 UTC 9 December 2019

    Images from CIMSS/Univ. of Wisconsin

     

     

     

     

     

     

     

    Summary provided by C. Castellano, C. Hecht, B. Kawzenuk, and F. M. Ralph; 4 PM PST 9 December 2019