Bogoslof volcano Volcanic Ash Advisory: ERUPTION OF VA AT APPROXIMATELY 0643Z.
Wed, 17 May 2017, 07:45 |
Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report:FVAK23 at 07:41 UTC, 17/05/17 from PAWU
VAAAK3
VA ADVISORY
DTG: 20170517/0730Z
VAAC: ANCHORAGE
VOLCANO: BOGOSLOF 311300
PSN: N5356 W16802
AREA: ALEUTIAN ISLANDS
SUMMIT ELEV: 492 FT [150 M]
ADVISORY NR: 2017/046
INFO SOURCE: HIMAWARI/GOES/AVO/PILOT REPORT/LIGHTNING DATA
AVIATION COLOR CODE: ORANGE
ERUPTION DETAILS: ERUPTION OF VA AT APPROXIMATELY 0643Z.
VA PRE PIREP TO FL340.
OBS VA DTG: 17/0730Z
OBS VA CLD: SFC/FL340 N5434 W16751 - N5348 W16624 - N5129 W16904
- N5233 W17055 - N5434 W16751 MOV SSW 15KT.
FCST VA CLD +6HR: 17/1330Z SFC/FL340 N5434 W16835 - N5326 W16613
- N4845 W17044 - N4951 W17338 - N5434 W16835.
FCST VA CLD +12HR: 17/1930Z SFC/FL340 N5437 W16805 - N5253
W16507 - N4616 W16821 - N4613 W17324 - N5437 W16805.
FCST VA CLD +18HR: 18/0130Z SFC/FL340 N5440 W16826 - N4631
W16017 - N4418 W16618 - N5059 W17222 - N5440 W16826 - N5440
W16826.
RMK: T+0 CONFIDENCE HIGH.
NXT ADVISORY: WILL BE ISSUED BY 20170517/1330Z
BH MAY 2017 AAWU=
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Previous news
Wed, 17 May 2017, 06:00
Bogoslof volcano (Fox Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 17 May-23 May 2017 (Continuing Activity)
AVO reported that the eruption at Bogoslof which began at 2232 on 16 May lasted about 73 minutes. Trace amounts of ash fell in the community of Nikolski on Umnak Island. Later that day the Aviation Color Code (ACC) was lowered to Orange and the Volcano Alert Level (VAL) was lowered to Watch; no further ash emissions were detected and seismicity was low. ... Read all
Wed, 10 May 2017, 06:00
Bogoslof volcano (Fox Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 10 May-16 May 2017 (Continuing Activity)
AVO reported that an increase in seismic and infrasound activity from Bogoslof was detected from stations on nearby islands starting at 2232 on 16 May, suggesting the beginning of an explosive eruption. The Aviation Color Code (ACC) was raised to Orange and the Volcano Alert Level (VAL) was raised to Watch. A pilot reported an ash plume rising as high as 10.4 km (34,000 ft) a.s.l., and the Worldwide Lightning Location Network detected lightning associated with the cloud. ... Read all
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