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      <marc:subfield code="a">Morin, Pat, </marc:subfield>
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      <marc:subfield code="a">Thunderstorms and fine tuning the area of activity / </marc:subfield>
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      <marc:subfield code="a">Pacific region technical notes ; </marc:subfield>
      <marc:subfield code="v">no. 79-029</marc:subfield>
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      <marc:subfield code="a">"While numerical guidance and various assortments of stability indices can aid forecasters in determining potential areas of convective activity, their usefulness at times is questionable because such guidance often fails to delineate areas of little convective activity from areas of extensive activity. In this note, a situation where satellite pictures could be used to fine-tune the area of convective activity is examined."</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="b">Pacific Region.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">Pacific region technical notes (Canada. Atmospheric Environment Service. Pacific Region)</marc:subfield>
      <marc:subfield code="v">no. 79-029</marc:subfield>
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