Aviation Meteorology - National Center of Meteorology (NCM)
Telephone: 02-5757346 / 02-5053676
Email: forecaster@adiamet.gov.ae
Website: www.avmet.ae
ANCHORAGE VAAC
VAAAK1
VA ADVISORY
DTG: 20210920/0500Z
VAAC: ANCHORAGE
VOLCANO: SEMISOPOCHNOI 311060
PSN: N5156 E17935
AREA: ALEUTIAN ISLANDS
SUMMIT ELEV: 4006 FT (1221 M)
ADVISORY NR: 2021/124
INFO SOURCE: HIMAWARI/POES/AVO
AVIATION COLOR CODE: ORANGE
ERUPTION DETAILS: LOW LEVEL ERUPTIONS CONTINUING.
OBS VA DTG: 20/0500Z
OBS VA CLD: SFC/FL200 N5306 W17828 - N5209 W17903 - N5057 W17804
- N5038 E17935 - N5207 E17908 - N5309 E17934 - N5306 W17828 -
N5306 W17828 MOV NNE 10KT.
FCST VA CLD +6HR: 20/1100Z NO VA EXP.
FCST VA CLD +12HR: 20/1700Z NO VA EXP.
FCST VA CLD +18HR: 20/2300Z NO VA EXP.
RMK: LOW LEVEL ERUPTIONS CONTINUE AT SEMISOPOCHNOI WITH TRANSPORT
WINDS CARRYING VA SOUTHEAST OF VOLCANO. PER GUIDANCE FROM THE AVO
AND EARLIER POES IMAGERY VA CLOUD TOP ESTIMATE INCREASED TO FL200.
TRANSPORT WINDS ARE EXPECTED TO SHIFT TO THE SSW OVER THE NEXT
SEVERAL HOURS. VA IS BECOMING OBSCURED BY MET CLOUDS. WILL ISSUE
FURTHER ADVISORIES IF VA IS DETECTABLE ON SATELLITE IMAGERY.
NXT ADVISORY: WILL BE ISSUED BY 20210920/1100Z
NS SEP 2021 AAWU
VAAAK1
VA ADVISORY
DTG: 20210920/0613Z
VAAC: ANCHORAGE
VOLCANO: SEMISOPOCHNOI 311060
PSN: N5156 E17935
AREA: ALEUTIAN ISLANDS
SUMMIT ELEV: 4006 FT (1221 M)
ADVISORY NR: 2021/125
INFO SOURCE: HIMAWARI/POES/AVO
AVIATION COLOR CODE: RED
ERUPTION DETAILS: LOW LEVEL ERUPTIONS CONTINUING.
OBS VA DTG: 20/0613Z
OBS VA CLD: SFC/FL150 N5306 W17828 - N5209 W17903 - N5057 W17804
- N5038 E17935 - N5207 E17908 - N5309 E17934 - N5306 W17828 -
N5306 W17828 MOV NNE 10KT.
FCST VA CLD +6HR: 20/1213Z NO VA EXP.
FCST VA CLD +12HR: 20/1813Z NO VA EXP.
FCST VA CLD +18HR: 21/0013Z NO VA EXP.
RMK: LOW LEVEL ERUPTIONS CONTINUE AT SEMISOPOCHNOI WITH TRANSPORT
WINDS CARRYING VA SE FROM VOLCANO. UPDATED AVIATION COLOR CODE TO
RED AND VA HEIGHT TO FL150 PER LATEST AVO GUIDANCE. VA IS NOW
OBSCURED BY MET CLOUDS. TRANSPORT WINDS ARE EXPECTED TO SHIFT TO
THE SSW OVER THE NEXT SEVERAL HOURS. WILL ISSUE FURTHER ADVISORIES
IF VA IS DETECTABLE ON SAT IMAGERY.
NXT ADVISORY: WILL BE ISSUED BY 20210920/1213Z
NS SEP 2021 AAWU