Amafemvula

Ns1

Amafemvula angamafu anezigaba eziningi , asimosinye naluhlobolunye, futhi ngokuvamile ampunga kanzima, avame ukukhiqiza imvula eqhubekayo, iqhwa, noma  isithwathwa, ngaphandle kombani noma ukuduma .   Nimbostratus in the Oxford Dictionaries Online.

Nakuba ngokuvamile kungamafu anesiseko esiphansi, empeleni akheka kakhulu esigabeni esiphakathi sezulumbulunga bese esakazeka mveku aqonde esigabeni esiphansi nesiphakame. Amafemvula avamise ukukhiqiza ukuba kwemvula endaweni ebanzi.

Amafemvula akhula ebheke phansi angaba nesijijo esimveku esifanayo nesamafufu akhulela phezulu, kodwa udwadwa lwawo oluvundlile luvame ukuba lukhulu nakakhulu.

Ummomo
Amafemvula anesiseko esihlakazekile ngokuvamile esitholakala nomaphi kusuka eduze nobuso bomhlaba esigabeni esiphansi kuya kumakhilomitha ayizigidi eziyizinkulungwane ezintathu (3000) esigabeni esiphakathi sezulumbulunga. Nakuba enzima ngokombala esisekweni, avame ukubonakala ekhanya kusuka ngaphakathi kumuntu owabuke esemhlabeni.  Amafemvula avame ukuba nogqinsi. Nakuba ekhona kuzo zonke izingxenye zomhlaba, amafemvula atholakala kakhulu maphakathi nenkabazwe.

Isibikezelo

Amafemvula ngokuvamile awuphawu lokusondela komsinga obandayo noma okhuphukayo ozokhiqiza ukuna okulinganiselwe, ngokuphambene nenkathi emfushane evame ukuna okunamandla okulethwa amafenala anomsinga obandayo. Ukuna kungathatha izinsuku ezimbalwa , kuye ngejubane lohlelo lomngcele. Amafena wamafemvula ayafana namafemvula avamile, kodwana imvula noma umkhitho kungana njengamafena angafiki naphansi. Amafuthuthu avamise ukuwafakelela ngemuva kokupheka kokudlula komsinga ofudumele noma okhuphukayo.

Amaphatho