FVXX20 KNES 201803
VA ADVISORY
DTG: 20230720/1803Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17319 FT (5279 M)

ADVISORY NR: 2023/421

INFO SOURCE: GOES-16. VONA. VOLCAT. 

ERUPTION DETAILS: NEW VA EMS MOV W AND SW

OBS VA DTG: 20/1740Z

OBS VA CLD: SFC/FL220 N0510 W07601 - N0449 W07538
- N0447 W07538 - N0505 W07605 - N0510 W07601 MOV
W 10KT SFC/FL280 N0449 W07536 - N0443 W07523 -
N0439 W07530 - N0446 W07538 - N0449 W07536 MOV SW
10KT 

FCST VA CLD +6HR: 20/2330Z SFC/FL280 N0346 W07639
- N0339 W07626 - N0336 W07634 - N0342 W07643 -
N0346 W07639 

FCST VA CLD +12HR: 21/0530Z NO VA EXP

FCST VA CLD +18HR: 21/1130Z NO VA EXP

RMK: VA IS OBS MOV W AT FL220 AND SW AT FL280.
THE VA AT FL220 IS NEARLY DISSIPATED. NWP MDL
INDICATES A CONT SW MOV FOR VA AT FL280 THRU
T+6HRS. ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20230721/0000Z
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