... oder Graupel:

Graupel (/ˈɡraʊpəl/; German: [ˈɡʁaʊpl̩]), also called soft hail or snow pellets,[1] is precipitation that forms when supercooled water droplets are collected and freeze on falling snowflakes, forming 2–5 mm (0.08–0.20 in) balls of rime.[2

https://en.wikipedia.org/wiki/Graupel

So auch :

https://www.merriam-webster.com/dictionary/graupel

 graupel noun

grau·​pel | \ ˈgrau̇-pəl \

Definition of graupel

: granular snow pellets

— called also soft hail ...

https://www.collinsdictionary.com/dictionary/...

 graupel in British English

(ˈɡraʊpəl )

noun

soft hail or snow pellets

... Word origin

German, from Graupe, probably from Serbo-Croat krupa; related to Russian krupá peeled grain

 ... graupel in American English

(ˈgraʊpəl )

noun

Meteorology

a kind of precipitation consisting of brittle, white ice particles having a snowlike structure; soft hail

Webster’s New World College Dictionary, 4th Edition. ...

... Word origin

Ger < graupeln, to sleet < graupelein, dim. of graupe, hulled barley, granule of ice < Slav, as in Pol, Serb krupa, kernel of grain, hail < IE *kreup-, scab, fragment (> ON hrufa, scale) < base *kreu-, to break > rue1 ...

sleet ist kein Graupel.

Siehe https://en.wikipedia.org/wiki/Sleet

und https://www.bbc.com/weather/features/55106955

OT Nach der Auslautverhärtung mag-mak jetzt also die Auslautverweichung mag-mach - Gibson, steh dazu ;-)

Gibson @ Mysterium: Ich schlage vor, mach im Kontext des Satzes in #3 mach fachmete(o)rologisch als antizipative Assimilation zu betrachten ;-)

mag -> mach: Mein Vater hätte das genau so ausgesprochen :-)