Popocatepetl volcano news & eruption update
Popocatépetl Volcano Volcanic Ash Advisory: ONGOING VA EMS LKLY to 20000 ft (6100 m)
The full report is as follows:
FVXX20 at 06:58 UTC, 25/07/19 from KNES
VA ADVISORY
DTG: 20190725/0656Z
VAAC: WASHINGTON
VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837
AREA: MEXICO
SUMMIT ELEV: 17802 FT [5426 M]
ADVISORY NR: 2019/604
INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS.
VOLCAT.
ERUPTION DETAILS: ONGOING VA EMS LKLY
OBS VA DTG: 25/0646Z
OBS VA CLD: SFC/FL200 N1903 W09837 - N1858 W09834
- N1837 W09905 - N1856 W09905 - N1903 W09837 MOV
WSW 10-15KT
FCST VA CLD +6HR: 25/1300Z SFC/FL200 N1904 W09837
- N1858 W09835 - N1831 W09856 - N1858 W09906 -
N1904 W09837
FCST VA CLD +12HR: 25/1900Z SFC/FL200 N1900
W09838 - N1859 W09834 - N1828 W09835 - N1834
W09857 - N1900 W09838
FCST VA CLD +18HR: 26/0100Z SFC/FL200 N1901
W09837 - N1859 W09835 - N1828 W09834 - N1832
W09857 - N1901 W09837
RMK: FULL VA PLUME NOT OBS IN STLT DUE TO WX CLD
CVR. VA SEEN IN BREAKS MOVG SW FM SUMMIT AT
10-15KTS BLW FL200. ...RAMIREZ
NXT ADVISORY: WILL BE ISSUED BY 20190725/1300Z
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Background:
Volcán Popocatépetl, whose name is the Aztec word for smoking mountain, towers to 5426 m 70 km SE of Mexico City to form North America's 2nd-highest volcano. The glacier-clad stratovolcano contains a steep-walled, 250-450 m deep crater. The generally symmetrical volcano is modified by the sharp-peaked Ventorrillo on the NW, a remnant of an earlier volcano.
At least three previous major cones were destroyed by gravitational failure during the Pleistocene, producing massive debris-avalanche deposits covering broad areas south of the volcano. The modern volcano was constructed to the south of the late-Pleistocene to Holocene El Fraile cone. Three major plinian eruptions, the most recent of which took place about 800 AD, have occurred from Popocatépetl since the mid Holocene, accompanied by pyroclastic flows and voluminous lahars that swept basins below the volcano. Frequent historical eruptions, first recorded in Aztec codices, have occurred since precolumbian time.
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Source: GVP, Smithsonian Institution - Popocatepetl information
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