2021年12月のアメリカ合衆国の竜巻

Quality:

Mid December 2021 winter storm and tornado outbreak of December 10–11, 2021 - tornado outbreak in the United States. Article "2021年12月のアメリカ合衆国の竜巻" in Japanese Wikipedia has 17.7 points for quality (as of July 1, 2025). The article contains 9 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that language version.

Since the creation of article "2021年12月のアメリカ合衆国の竜巻", its content was written by 7 registered users of Japanese Wikipedia and edited by 375 registered Wikipedia users in all languages.

The article is cited 4 times in Japanese Wikipedia and cited 454 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #762 in December 2021
• Global: #20 in December 2021

The highest popularity rank from 2008:

• Local (Japanese): #56370 in December 2021
• Global: #957 in December 2021

There are 16 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Tornado outbreak of December 10–11, 2021		91.1372
2	Arabic (ar) اندلاع إعصار 2021 في الولايات المتحدة		65.6625
3	French (fr) Éruption de tornades des 10 et 11 décembre 2021 aux États-Unis		58.627
4	Vietnamese (vi) Bão mùa đông giữa tháng 12 và đợt lốc xoáy bùng phát (2021)		38.1802
5	German (de) Tornados im Mittleren Westen der Vereinigten Staaten im Dezember 2021		38.1537
6	Russian (ru) Массовые торнадо 10–11 декабря 2021 года		26.485
7	Hebrew (he) גל סופות הטורנדו בארצות הברית (2021)		22.3148
8	Chinese (zh) 2021年12月10日—11日美國龍捲風		21.1283
9	Persian (fa) پیچند دسامبر ۲۰۲۱ آمریکا		18.018
10	Japanese (ja) 2021年12月のアメリカ合衆国の竜巻		17.6945

The following table shows the most popular language versions of the article.

#	Language	Popularity award	Relative popularity
1	English (en) Tornado outbreak of December 10–11, 2021		806 091
2	French (fr) Éruption de tornades des 10 et 11 décembre 2021 aux États-Unis		20 832
3	Russian (ru) Массовые торнадо 10–11 декабря 2021 года		18 432
4	German (de) Tornados im Mittleren Westen der Vereinigten Staaten im Dezember 2021		15 793
5	Japanese (ja) 2021年12月のアメリカ合衆国の竜巻		8 901
6	Spanish (es) Oleada de tornados en Estados Unidos del 10-11 de diciembre de 2021		8 747
7	Hebrew (he) גל סופות הטורנדו בארצות הברית (2021)		5 391
8	Chinese (zh) 2021年12月10日—11日美國龍捲風		5 379
9	Arabic (ar) اندلاع إعصار 2021 في الولايات المتحدة		4 901
10	Portuguese (pt) Tornados nos Estados Unidos em dezembro de 2021		4 113

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) Tornado outbreak of December 10–11, 2021		3 451
2	Russian (ru) Массовые торнадо 10–11 декабря 2021 года		150
3	Simple English (simple) Tornado outbreak of December 10–11, 2021		132
4	Japanese (ja) 2021年12月のアメリカ合衆国の竜巻		76
5	Spanish (es) Oleada de tornados en Estados Unidos del 10-11 de diciembre de 2021		74
6	French (fr) Éruption de tornades des 10 et 11 décembre 2021 aux États-Unis		72
7	German (de) Tornados im Mittleren Westen der Vereinigten Staaten im Dezember 2021		58
8	Arabic (ar) اندلاع إعصار 2021 في الولايات المتحدة		51
9	Chinese (zh) 2021年12月10日—11日美國龍捲風		50
10	Hebrew (he) גל סופות הטורנדו בארצות הברית (2021)		26

The following table shows the language versions of the article with the highest Authors’ Interest.

#	Language	AI award	Relative AI
1	English (en) Tornado outbreak of December 10–11, 2021		250
2	French (fr) Éruption de tornades des 10 et 11 décembre 2021 aux États-Unis		22
3	German (de) Tornados im Mittleren Westen der Vereinigten Staaten im Dezember 2021		16
4	Russian (ru) Массовые торнадо 10–11 декабря 2021 года		13
5	Hebrew (he) גל סופות הטורנדו בארצות הברית (2021)		11
6	Chinese (zh) 2021年12月10日—11日美國龍捲風		11
7	Spanish (es) Oleada de tornados en Estados Unidos del 10-11 de diciembre de 2021		9
8	Japanese (ja) 2021年12月のアメリカ合衆国の竜巻		7
9	Portuguese (pt) Tornados nos Estados Unidos em dezembro de 2021		7
10	Simple English (simple) Tornado outbreak of December 10–11, 2021		7

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

#	Language	AI award	Relative AI
1	English (en) Tornado outbreak of December 10–11, 2021		5
2	Arabic (ar) اندلاع إعصار 2021 في الولايات المتحدة		0
3	Belarusian (be) Тарнада ў ЗША 10–11 снежня 2021		0
4	German (de) Tornados im Mittleren Westen der Vereinigten Staaten im Dezember 2021		0
5	Spanish (es) Oleada de tornados en Estados Unidos del 10-11 de diciembre de 2021		0
6	Persian (fa) پیچند دسامبر ۲۰۲۱ آمریکا		0
7	French (fr) Éruption de tornades des 10 et 11 décembre 2021 aux États-Unis		0
8	Hebrew (he) גל סופות הטורנדו בארצות הברית (2021)		0
9	Japanese (ja) 2021年12月のアメリカ合衆国の竜巻		0
10	Portuguese (pt) Tornados nos Estados Unidos em dezembro de 2021		0

The following table shows the language versions of the article with the highest number of citations.

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information