000 01864cam  2200373za 4500
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008190221e19800528bcca|||fo|   f000 0 eng d
040 |aCaOODSP|beng|cCaOODSP|erda
043 |an-cn-bc
0861 |aEn57-44/80-014E-PDF
1001 |aHorita, Mert, |eauthor.
24514|aThe effect of Mount St. Helen's volcanic eruption, May 18, 1980 on ceilings and visibilities over southeastern B.C. / |cMert Horita, senior development meteorologist.
264 1|aVancouver : |bPacific Weather Centre, |cMay 28, 1980.
300 |a1 online resource (2 pages, 10 unnumbered pages) : |billustrations
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4901 |aPacific region technical notes ; |vno. 80-014
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
500 |aCaption title.
520 |a"At 1531Z Sunday May 18, 1980 Mt. St. Helens situated at 46.12N, 122.12W erupted. ... Due to the prevaling winds below 500 mbs, the effects of the ash fallout extended into southeatern B.C. Reduced ceiling and visibilities were recorded for up to 2 days."
69207|2gccst|aWeather
69207|2gccst|aVolcanoes
69207|2gccst|aSatellite imagery
7101 |aCanada. |bEnvironment Canada.
7101 |aCanada. |bAtmospheric Environment Service. |bPacific Region.
7101 |aCanada. |bAtmospheric Environment Service. |bPacific Weather Center.
830#0|aPacific region technical notes (Canada. Atmospheric Environment Service. Pacific Region)|vno. 80-014|w(CaOODSP)9.865532
85640|qPDF|s5.02 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en57-44/En57-44-80-014-eng.pdf