Date/Time Issued: June 16, 2020 1843Z
Product(s) or Data Impacted: GOES-17 MDS Meso-1
Requested Center Point: 53N/166W
Date/Time of Initial Impact: June 16, 2020 0600Z JDAY 168
Date/Time of Expected End: June 17, 2020 0230Z JDAY 169
Length of Event: 20.5 hours
Requester: Alaska Aviation Weather Unit
Details/Specifics of Change: Makushin Volcano has had 2 earthquake magnitude 4.0 or higher. Seismograph showing elevated activity. AVO raised alert level to yellow (Advisory) with possible upgrade to orange (Watch) later this evening.