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Descriptor in English: Snow
Descriptor in Spanish: Nieve
Descriptor in Portuguese: Neve
Descriptor in French: Neige
Entry term(s): Blizzard
Blizzards
Snows
Tree number(s): G16.500.175.867
G16.500.275.063.725.480
G16.500.750.775.480
N06.230.300.100.725.480
SP4.117.383.499
Scope note: Frozen water crystals that fall from the ATMOSPHERE.
Allowable Qualifiers: CH chemistry
MI microbiology
PS parasitology
VI virology
Online Note: search WEATHER 1969-74
History Note: 91(75); was see under WEATHER 1975-90
DeCS UI: 13295
Descriptor UI: D012914
Date Established: 1991/01/01
Date of Entry: 1999/01/01
Revision Date: 2016/06/23
Snow - Preferred
Concept UI M0019992
Scope note Frozen water crystals that fall from the ATMOSPHERE.
Preferred term Snow
Entry term(s) Snows
Blizzard - Narrower
Concept UI M0521336
Scope note Weather event lasting 3 hours or more, with sustained winds or frequent wind gusts 35 mph or higher, and visibility frequently below 1/4 mile. There is falling snow amd blowing snow or may be blowing snow alone.
Preferred term Blizzard
Entry term(s) Blizzards



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