Semisopochnoi Volcano Volcanic Ash Advisory: CONTINUOUS LOW-LVL ERUPTION. to 5000 ft (1500 m)

sam., 14 mai 2022, 17:45
17:45 PM | AUTEUR : VN
Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 .
The full report is as follows:

FVAK21 at 17:32 UTC, 14/05/22 from PAWU
VAAAK1
VA ADVISORY

DTG: 20220514/1730Z

VAAC: ANCHORAGE

VOLCANO: SEMISOPOCHNOI 311060

PSN: N5156 E17935

AREA: ALEUTIAN ISLANDS

SUMMIT ELEV: 4006 FT [1221 M]

ADVISORY NR: 2022/026

INFO SOURCE: HIMAWARI/GOES 17

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: CONTINUOUS LOW-LVL ERUPTION.

OBS VA DTG: 14/1730Z

OBS VA CLD: SFC/FL050 N5335 E17753 - N5156 E17951 - N5148 E17930
- N5321 E17705 - N5335 E17753 MOV STNR

FCST VA CLD +6HR: 14/2330Z SFC/FL050 N5334 E17724 - N5157 E17954
- N5145 E17924 - N5318 E17651 - N5334 E17724

FCST VA CLD +12HR: 15/0530Z SFC/FL050 N5319 E17650 - N5159
E17951 - N5148 E17931 - N5305 E17634 - N5319 E17650

FCST VA CLD +18HR: 15/1130Z SFC/FL050 N5320 E17639 - N5158
E17954 - N5146 E17931 - N5253 E17623 - N5320 E17639 - N5320 E17639

RMK: LITTLE APPRECIABLE CHANGES AT THE VOLCANO. VA SIGNAL CONTINUES TO
BE OBSERVED IN SATELLITE IMAGERY DESPITE THE PREVALENCE OF MARINE LYR
CLOUDS. TRANSPORT FLOW OUT OF THE SE BECOMES SLIGHTLY MORE OUT OF THE
ESE IN COMING HRS. ...JAM

NXT ADVISORY: WILL BE ISSUED BY 20220514/2330Z

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