👀 (apparently, nothing, based on satellite or radar... maybe dust off the top of the mountain, or wildfire drift smoke)

Update: USGS says winds picking up ash from the 1980 eruption.

USGS: MOUNT ST. HELENS Strong easterly–southeasterly winds in the vicinity of Mount St. Helens have picked up loose volcanic ash deposited during the 1980 eruptions.

@ai6yr oh good.
@joy @Viss AHA!
Volcano Updates

Volcano observatories issue updates and other types of notifications as activity warrants.

USGS

@JohnJBurnsIII @joy @Viss

Neat! So, that was a thing!

" CASCADES VOLCANO OBSERVATORY INFORMATION STATEMENT
U.S. Geological Survey
Tuesday, September 16, 2025, 10:42 AM PDT (Tuesday, September 16, 2025, 17:42 UTC)

MOUNT ST. HELENS (VNUM #321050)
46°12' N 122°10'48" W, Summit Elevation 8363 ft (2549 m)
Current Volcano Alert Level: NORMAL
Current Aviation Color Code: GREEN

Summary: Stong winds are resuspending ash at Mount St. Helens.

There is no change in Volcano Alert Level or Aviation Color Code at this time. Mount St. Helens remains at normal, background levels of activity.

Current Observations

Strong easterly–southeasterly winds in the vicinity of Mount St. Helens have picked up loose volcanic ash deposited during the 1980 eruptions and are carrying it to the west–northwest. The resuspended ash has been reported by commercial pilots in the area. "

#volcano #mountsthelens #ash

@ai6yr Ash resuspension happens all the time with the deposit of the Novarupta 1912 eruption. First time I hear about it at Mount St Helens, though, pretty cool!