[iZN]

You can do like this:

pawn Код:

new hour, minutes;
GetPlayerTime(playerid, hour, minutes);

switch(hour)
{
    case 12: SendClientMessage(playerid, -1, "Good day!");
    case 18: SendClientMessage(playerid, -1, "Good Evening");
}

About the weather, you can try mWeather by Mauzen https://sampwiki.blast.hk/wiki/Mweather