To do sign for "loud"
points to (or touch) your ear and then shake your fists back and forth.
"Last night the thunder and lightening was very loud
Note: If you ask ten different people to sign this sentence for you you will
invariably get ten different answers. How do I know? I've
asked many dozens of people to sign it. For what it is worth, here is
Notes: I sign "PAST / before" to mean "last" in this sentence.
For THUNDER, I point to the ear then I use a firm converse double movement
with both hands using "handshape: 5."
For LIGHTENING, I make a downward zigzagging
movement with index fingers.
For "very" I did the sign "OOH" which uses an intense facial expression and
the dominant hand in a claw shape making shaking movement in front of the
For LOUD, I point to the ear then I use a firm converse
double movement with two hands using "handshape: S" on each hand.
For NOISY, I point to the ear then I use a simultaneous
twisting movement of both hands using "handshape: 5."
If you wanted, you could have a lot of fun and/or get
into a lot of heated arguments over the "right way" to do the sentence:
"Last night the thunder and lightening was very loud and noisy!"
Realistically though, there is no one right way -- just a lot of
varying ways. What I've shown you above are some "good ways" that should
fill your need until you find a "better way."
Good luck :)