Unfortunately, you can't get rid of the hail or sandstorms through hm methods on Diamond or any version thus far. Your best bet is probably to use a Pokemon with the air lock ability (Rayquaza) or cloud nine ability (psyduck/golduck but not all of them).
you use the global trade system
Go to wifi settings look for a connection and if you find one use it if you can. There you go :D
yep I mean as in puting Pokemon from the No$gba version of diamond on the computer, on to battle revolution
You use action replay to get a code for 999 rare candies. It will let you have the ultimate Pokemon team
You need to trade or use poketransfer if you have one in pokemon diamond, pearl, platinum, heartgold, or soulsilver.
I need to use the bathroom
The violent hailstorm resulted in many broken windows and roof damage in my neighborhood.
Use it on Palkia.
Use the squirtbottle on it.
Before you use the diamond apple, but letting you know howrse got rid of the diamond apple so now there is only a golden apple.
use ultra balls
use a fossil to get it in orburg
you use the global trade system
The ID for Pokemon Diamond version is NTR-ADAE-USA. This is the ID for the American version of the game, I don't know any other country IDs. With this ID you can start to use cheats on Pokemon Diamond version.
use poke balls on it
you can only use them at pal park
you use it after you beat a certain gym leader.