Sand / ash storm and very high values of PM10 at Raufarfell

Very high levels of PM10 are now recorded at Raufarfell.

Location of Raufarfell.

The concentration of PM10 reached over 900 µg/m3 today, 1 November 2012 (data from VISTA).

Wind-speed has been very high, at Kvísker for instance (see vedur.is for location of station SE-Iceland).

And satellite image from 13:40 today shows that sand and ash is blowing up and out to the ocean from all of the south part of Iceland (MODIS NASA/Rapidfire).

Dust/ash storm

Strong northerly winds blew dust and ash from all the usual “suspects”, common source areas in the south of Iceland today, 31 October 2012.
Data from IMO station at Kvísker, showing the wind speed and gusts there.
Satellite image (MODIS/NASA Rapidfire, retrieved from the IMO) taken at 13 today.

Ash / dust storm on 10 and 11 September from Mýrdalssandur and other locations on the south coast of Iceland

Strong wind and dry weather are an ideal combination for ash/dust storms.

Windspeed at Kvísker (figure below) and Kirkjubæjarklaustur well over 15 m/s and even stronger gusts.

Data from the IMO web site.

Satellite image take at 14:20 on 10 September (MODIS/NASA Rapidfire via IMO). Clearly visible broad plume of ash/dust reaching to the south-east.

Satellite image taken at 15:05 on 11 September 2012 (MODIS/NASA Rapidfire via IMO).

Dust storm on 4 September 2012

Duststorms north and south of Vatnajökull

Today there are visible dust storms from north of Dyngjujökull (Vatnajökull) and Ingólfshöfði, south of Vatnjökull.

Wind speed at Sandbúðum, east of Hofsjökull, has been around 10 m/s – especially for gusts.

Below are MODIS satellite images from NASA/IMO since:

12:40

14:35