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As the center of the storm passes, precipitationdiminishes, the wind veers (e.g., shifts from south tonorthwest), its velocity drops, the clouds break, thebarometer begins to rise, the mountain storm is reducedto flurries, then to isolated cumulus clouds (sheepbacks)and finally to cloudcaps and snow banners on the highpeaks. Temperature and wind drop. The barometer returns to high—unless the storm is followed by others inits family. The slower the transition between stages, thelonger the storm will last. Exceptions to any prescribed rules of storm behavior probably, in total, outnumber the rules. Some of the exceptions: |
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