Tabbed by Aaron Bridgeman 

Just got the guitar bits, can't get the keyboard lead bit right.

Drop D tuning "D A D G B e"

Main guitar part. Pretty simple...
e|---------------------------|
B|---------------------------|
G|---------------------------|
D|---------------------------|
A|-7------2--3-------0-------|
D|-7------2--3-------0-------|

"Here comes the rain" bit.
e|------------------------------------------------->
B|------------------------------------------------->
G|------------------------------------------------->
D|------------------------------------------------->
A|-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-5-5-5-5-5-5-5-5->
D|-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-5-5-5-5-5-5-5-5->

<--------------------------------|
<--------------------------------|
<--------------------------------|
<--------------------------------|
<0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-|
<0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-|

Play it palm muted first then open it up. Simple as. There you go.