Date/Time Issued: December 14, 2018 1725Z

Product(s) or Data Impacted: GOES-17 MDS Meso-1 (Non-Ops Checkout)

Requested Center Point: 55.6N/154W

Date/Time of Initial Impact: December 14, 2018 1730Z JDAY 348

Date/Time of Expected End: December 15, 2018 1200Z JDAY 349

Length of Event: 19 hours and 30 minutes

Requester: Alaska Aviation Weather Unit

Details/Specifics of Change: Venieminof eruption

Note: NOAA's GOES-17 satellite has not been declared operational and its data are preliminary and undergoing testing. Usersreceivingthese data through any dissemination means (including, but not limited to, PDA and GRB)assume all risk related to their use of GOES-17 data and NOAA disclaims any and all warranties, whether express or implied, including (without limitation) any implied warranties of merchantability or fitness for a particular purpose.

Contact Information for Further Information:ESPC Operations atESPCOperations@noaa.govand301-817-3880.

Web Site(s) for applicable information: www.goes-r.gov

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