Enter these during gameplay without pausing:

1. Up,Down,Left,Right,B,Y,R,L
   Hurricane
2. Up,Down,Left,Right,A,X,R,L
   lots of rain
3. Up,Down,Left,Right,A,B,L,R
   sunny
4. Up,Down,Left,Right,Y,A,L,R
   rain
5. Up,Down,Left,Right,X,Y,L,R
   cloud
6. R,Up,B,Down,Left,R,B,Right
   weapons 1 (grenade, nightstick, pistol, minigun, assault, micro smg, stubby shotgun)
7. R,Up,A,Down,Left,R,A,Right
   weapons 2 (molotov, teaser, dual pistols, flamethrower, carbine, smg, dual-barrel)
8. R,Up,Y,Down,Left,R,Y,Right
   weapons 3 (mine, chainsaw, revolver, flamethrower, carbine, smg, dual-barrel)
9. R,Up,X,Down,Left,R,X,Right
   weapons 4 (flashbang, bat, pistol, rpg, carbine, micro smg, stubby shotgun)
10. L,L,R,A,A,B,B,R
    health
11. L,L,R,Y,Y,X,X,R
    wanted level up
12. R,X,X,Y,Y,R,L,L
    wanted level down
13. L, L, R, B, B, A, A, R
    Armor
14. L, R, X, Y, A, B, Up, Down
    Explosive Pistol Round
15. Up, Down, Left, Right, B, X, L, R
    Extra Sunny
16. Up, Down, Left, Right, Y, B, R, L
    Fog