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Eastern Region

Eastern Region . Snow Coordination Meeting March 15, 2012. Carrie Olheiser Operations Manager & Chief Snow Survey. National Operational Hydrologic Remote Sensing Center. Office of Hydrologic Development National Weather Service, NOAA U.S. Department of Commerce. www.nohrsc.noaa.gov.

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Eastern Region

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  1. Eastern Region Snow Coordination Meeting March 15, 2012 Carrie Olheiser Operations Manager & Chief Snow Survey National Operational Hydrologic Remote Sensing Center Office of Hydrologic Development National Weather Service, NOAA U.S. Department of Commerce www.nohrsc.noaa.gov

  2. Outline forThursday, March 15, 2012 1:00 pm 1.) The past snow conditions and significant weather events.2.) Current SNODAS snow pack conditions.3.) SNODAS model states4.) Differences between SNODAS and Snow-17 Areas of concern  What is the cause for the differences? 5.) Additional information from the WFO.  Upcoming snow surveys  Information regarding observations  Thoughts on how SNODAS is performing in the region. 6.) Discuss plans for assimilation of the SNODAS. 7.) Future weather 8.) Discussion for future calls. 9.) Questions and Comments.

  3. Current Radar 2012-03-15 1358 UTC

  4. 7 day Precipitation Ending March 14, 2012

  5. 7 day % Normal Precipitation Ending March 14, 2012

  6. Modeled SWE: March 8 , 2012

  7. Modeled SWE: March 15, 2012

  8. Forecasted Modeled SWE: March 17, 2012

  9. 24 Hour SWE change ending 2012-03-08 06 Z

  10. 24 Hour SWE change ending 2012-03-09 06 Z Large Differences due to Assimilation

  11. 24 Hour SWE change ending 2012-03-1006 Z

  12. 24 Hour SWE change ending 2012-03-1106 Z

  13. 24 Hour SWE change ending 2012-03-1206 Z

  14. 24 Hour SWE change ending 2012-03-1306 Z

  15. 24 Hour SWE change ending 2012-03-1406 Z

  16. 24 Hour SWE change ending 2012-03-1506 Z

  17. 24 Hour SWE change ending 2012-03-1606 Z

  18. 24 Hour SWE change ending 2012-03-1706 Z

  19. Ave Snowpack Temp ending 2012-03-1506 Z

  20. Warm colors indicate SNODAS > Snow17

  21. Warm colors indicate SNODAS > Snow17

  22. Warm colors indicate SNODAS > Snow17

  23. Warm colors indicate SNODAS > Snow17

  24. Flight Line Request

  25. QUESTIONS ? ftp://ftp.nohrsc.nws.gov/pub/staff/cwood/ER_20120315.ppt

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