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Vague de froid fev. 2021 Texas

Posté : mer. févr. 17, 2021 10:48 am
par Benoit30
Une descente d'air polaire s'est abattue sur le centre de l'Amérique du Nord. Le Texas a été frappé voici quelques records enregistrés à cette occasion.
2021_usa.png
Le Texas est complètement gelé, même le Mexique n'est pas chaud !
Il y aura probablement de la casse au niveau des plantes, déjà les gelées du mois de décembre à Houston avait provoque des dégâts sur les exotiques (corossol, jackfruit...) :
http://tropicalfruitforum.com/index.php?topic=41900.0


NB les températures sont en degré Farenheit.

Dallas
Sunday:
High of 22°, low of 9°
Coldest high temperature since Feb. 2, 2011 (20°)
New record low temperature for February 14 (old record: 15° in 1906)
New record cold high temperature for February 14 (old record: 27° in 1951)
Coldest temperature since Feb. 4, 1996 (8°)
Average daily temperature of 15.5° was the coldest since Dec. 22, 1990 (14.5°)
Wind chill dropped to -10°
Monday:
High of 14°, low of 4°
Coldest temperature since Dec. 23, 1989 (-1°)
Tied for third-coldest daily high temperature on record
Coldest high temperature since Dec. 22, 1989
New record low temperature for Feb. 15 (old record: 15° in 1909)
New record cold high temperature for Feb. 15 (old record: 31° in 1909)
Average daily temperature of 9.0° was the coldest since Dec. 22, 1989 (8.5°)
Wind chill dropped to -16°
Tuesday:
High of 18°, low of -2°
New record low temperature for Feb. 16 (old record: 12° in 1903)
New record cold high temperature for Feb. 16 (old record: 32° in 1979)
Coldest temperature since Jan. 31, 1949 (-2°)
Fifth time on record below zero
Wind chill dropped to -12°

Austin
Sunday:
High of 30°, low of 13°
Second-coldest low temperature for Feb. 14 (record: 10° in 1899)
New record cold high temperature for February 14 (old record: 33° in 1951)
Coldest daily high temperature since Feb. 6, 2014
Coldest temperature since Jan. 7, 2014 (12°)
Wind chill dropped to -4°
Monday: High of 25°, low of 8°

New record low temperature for Feb. 15 (old record: 38° in 1909)
New record cold high temperature for Feb. 15 (old record: 20° in 1909)
Wind chill dropped to -7°
Tuesday:
High of 26°, low of 7°
New record daily low temperature for Feb. 16 (old record: 40° in 1900)
New daily record low temperature for Feb. 16 (old record: 20° in 1903)
Coldest temperature since Dec. 23, 1989 (6°)
Wind chill dropped to 1°

San Antonio
Sunday:
High of 30°, low of 13°
New record low temperature for Feb. 14 (old record: 20° in 1905)
Coldest temperature since Dec. 23, 1989 (6°)
Tied record cold high temperature for Feb. 14 (other time: 1895)
Coldest high temperature since Feb. 3, 2011 (28°)
Wind chill dropped to -4°
Monday:
High of 28°, low of 9°
New record low temperature for Feb. 15 (old record: 21° in 1909)
New record cold high temperature for Feb. 15 (old record: 31° in 1895)
Coldest high temperature since Feb. 3, 2011 (28°)
Coldest temperature since Dec. 23, 1989 (6°)
Wind chill dropped to -6°
Tuesday:
High of 26°, low of 12°
New record low temperature for Feb. 16 (old record: 16° in 1895)
New record cold high temperature for Feb. 16 (old record: 37° in 1903)
Coldest high temperature since Dec. 22, 1990 (also 26°)

Re: Vague de froid fev. 2021 Texas

Posté : dim. mars 28, 2021 5:04 pm
par Benoit30
Un jeune Casimiroa pringlei a survécu au Texas à des températures de -12°C.
Source :
https://tropicalfruitforum.com/index.php?topic=43349.0

Re: Vague de froid fev. 2021 Texas

Posté : ven. avr. 09, 2021 8:18 am
par Benoit30
Un témoignage d'un habitant de Houston :
" [...]. I'm about 40 miles north of this tree, but in Houston, and I lost all my grapefruits, lemons, satsumas, oranges and 1 kumquat. Only survivor in my yard was a 25 year old meiwa kumquat that looks dead, but there are little shoots coming out of the bark on the main scaffolding branches. Virtually all the dooryard citrus around here look deceased. "
USA, Houston, Texas USDA zone 9a

[...] Je suis à environ 40 miles au nord de cet arbre, mais à Houston, et j'ai perdu tous mes pamplemousses, citrons, satsumas, oranges et 1 kumquat. Le seul survivant dans mon jardin était un kumquat meiwa de 25 ans qui semble mort, mais il y a des petites pousses qui sortent de l'écorce sur les branches principales. Pratiquement tous les agrumes du jardin par ici semblent morts.