<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.868418</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113646</marc:controlfield>
    <marc:controlfield tag="006">m    go  d f      </marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">190215e19790822bcca|||fo    f000 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
      <marc:subfield code="e">rda</marc:subfield>
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      <marc:subfield code="a">n-cn-bc</marc:subfield>
      <marc:subfield code="a">n-usp</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">En57-44/79-026E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Hammond, Brian, </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Development of an instability line over the Pacific Northwest : </marc:subfield>
      <marc:subfield code="b">a case study / </marc:subfield>
      <marc:subfield code="c">Brian Hammond, meteorologist.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Vancouver : </marc:subfield>
      <marc:subfield code="b">Pacific Weather Centre, </marc:subfield>
      <marc:subfield code="c">August 22, 1979.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (2 pages, 12 unnumbered pages) : </marc:subfield>
      <marc:subfield code="b">illustrations</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">text</marc:subfield>
      <marc:subfield code="b">txt</marc:subfield>
      <marc:subfield code="2">rdacontent</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="337" ind1=" " ind2=" ">
      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
      <marc:subfield code="2">rdamedia</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
      <marc:subfield code="2">rdacarrier</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Pacific region technical notes ; </marc:subfield>
      <marc:subfield code="v">no. 79-026</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Caption title.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="0" ind2=" ">
      <marc:subfield code="a">"On June 26 and 27, 1979, a line of organized convective cloud developed over the Pacific Northwest. The initial development took place along the Oregon coast on the morning of June 26 and within 24 hours had developed and expanded to affect Washington, Oregon, Idaho, Montana and southern sections of British Columbia and Alberta. This instability line is unusual in that it occurred int he 500 mb ridge position. An attempt is made here to document this case."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Weather forecasts</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Atmospheric Environment Service. </marc:subfield>
      <marc:subfield code="b">Pacific Region.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Atmospheric Environment Service. </marc:subfield>
      <marc:subfield code="b">Pacific Weather Center.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Pacific region technical notes (Canada. Atmospheric Environment Service. Pacific Region)</marc:subfield>
      <marc:subfield code="v">no. 79-026</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.865532</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">4.39 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/en57-44/En57-44-79-026-eng.pdf</marc:subfield>
    </marc:datafield>
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