CW3E AR Update: 8 February 2017 Outlook

February 8, 2017

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Update on AR Currently Impacting CA, OR, and WA

  • Precipitation continues to fall over portions of Northern California, Washington, and Oregon
  • 6–10 inches of precipitation has fallen over some locations over the last 72-hrs
  • AR conditions continue to persist over Northern CA, OR, and WA as the second AR made landfall this morning
  • Another 5–8 inches are forecast for the higher elevations of Northern CA, OR, and WA as flooding remains a concern



Click IVT or IWV image to see loop of 0-128 hour GFS forecast

Valid 1200 UTC 8 Feb – 0000 UTC 12 Feb 2017

The southwesterly oriented AR is forecast to bring IVT magnitudes as high as 1000 kg m–1 s–1 and IWV values as high as 28 mm to the West






Summary provided by C. Hecht and F.M. Ralph; 5 PM PT Wed 08 Feb. 2017