FVXX20 KWBC 260730 VOLCANIC ASH ADVISORY ISSUED: 2001FEB26/0730Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . ADVISORY NUMBER: 2001/126 INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. WINDS FORECAST FROM THE AVIATION MODEL. MONTSERRAT VOLCANO OBSERVATORY. . ERUPTION DETAILS: CONTINUAL ROCKFALLS PRODUCING A STEADY LOW LEVEL ASH PLUME. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 26/0645Z SHOWS NO ASH ALTHOUGH LOW LEVEL ASH IS NOT USUALLY VISIBLE IN INFRARED IMAGERY. THE MONTSERRAT VOLCANO OBSERVATORY REPORTED THAT AROUND 25/2300Z THE VOLCANO WAS PRODUCING A LARGE QUANTITY OF ASH MOVING TO THE SOUTH AT AN ESTIMATED HEIGHT OF FL080. TRAJECTORY: ASH FROM SUMMIT LEVEL UP TO FL100 WOULD MOVE TOWARD THE SOUTHWEST AT ABOUT 20 TO 25 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 26/1330Z. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML (ALL LOWER CASE EXCEPT /VAAC/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN