Author Archives: Anna Sienko

Possibility for a PyroCb in Southern California

On 17 June 2015 the Lake Fire fire started east of San Bernardino, California (34.1º N 117.3º W). On 18 June, the large smoke plume could be seen spreading eastward on true-color images from Terra/Aqua MODIS and Suomi NPP VIIRS (above). At 15:30 UTC on 18 June it was estimated that 10,000 acres had burned […]

PyroCb in Western Alberta

On 11 June 2015 there was pyroCb in Western Alberta (53.6 N 119.4 W) from a fire that started on 08 June. The start date of the fire was found from using the Canadian Wildland Fire Information System (link provided by Rene). The first image below shows active fires on 07 June. Notice that the […]

Smoke in U.S. from fires in Canada

There have been a lot of fires within the past month in western and northwestern Canada. These fires have produced some pyroCbs that have been documented in this blog, but also these fires produce a lot of smoke. This smoke has been moving into the upper Midwest down to the East Coast from a northwest […]

Two PyroCb in Northern Alberta

A fire in northern Alberta (58.6W 113.4N) on 5 June 2015 produced two pyroCbs. This is a fire is the same that was investigated for possibly producing pyroCbs on 3 June 2015. However, on the 3 June fire there ended up not being any pyroCbs. The first pyroCb started around 23:00 UTC on 5 June, […]

Possible PyroCb in Northern Alberta

A fire in Northern Alberta (58 N, 113 W) began showing signs of becoming a PyroCb late in the date on 3 June 2015 into the morning of 4 June. This fire is among the 39 wildfire currently burning in the region, spurring a providence wide fire ban. GOES 15 detected this occurrence at visible […]

PyroCb continue in Saskatchewan and Alberta

This fires became active again on 25 May 2015 and produced some pyrocumulus clouds. The first pyroCb was  in Saskatchewan near the eastern border (56.23º N, 109.82º W), and the second in western Alberta (54.85º N, 110.38º W). This was detected by GOES-15 0.63 μm visible channel and 3.9 microns shortwave IR Channel (see the below image […]