Here's That Rainy Day

G: Imaj7G: bIIImaj7G: bVImaj7G: bIImaj7
Gmaj7| Bbmaj7| Ebmaj7| Abmaj7
G IonianBb LydianEb LydianAb Lydian
G MajorF MajorBb MajorEb Major

G: IImin7G: V7G: Imaj7G: I7
| Amin7| D7| Gmaj7| G7
A DorianD MixolydianG IonianG Mixolydian
G MajorG MajorG MajorC Major

Bb: IImin7Bb: V7Bb: Imaj7Bb: IVmaj7
| Cmin7| F7| Bbmaj7| Ebmaj7
C DorianF MixolydianBb IonianEb Lydian
Bb MajorBb MajorBb MajorBb Major

G: IImin7G: V7G: Imaj7G: VImin7
| Amin7| D7| Gmaj7Emin7
A DorianD MixolydianG IonianE Aeolian
G MajorG MajorG MajorG Major

G: IImin7G: V7G: Imaj7G: bIIImaj7
| Amin7D7|| Gmaj7| Bbmaj7
A DorianD MixolydianG IonianBb Lydian
G MajorG MajorG MajorF Major

G: bVImaj7G: bIImaj7G: IImin7G: V7
| Ebmaj7| Abmaj7| Amin7| D7
Eb LydianAb LydianA DorianD Mixolydian
Bb MajorEb MajorG MajorG Major

G: Imaj7G: I7G: IVmaj7G: V7
| Gmaj7| G7| Cmaj7| D7
G IonianG MixolydianC LydianD Mixolydian
G MajorC MajorG MajorG Major

G: Imaj7G: II7G: IImin7G: V7
| Gmaj7| A7| Amin7| D7
G IonianA MixolydianA DorianD Mixolydian
G MajorD MajorG MajorG Major

G: Imaj7G: Imaj7
| Gmaj7| Gmaj7
G IonianG Ionian
G MajorG Major

For each set of four lines:

The middle line is the chord progression.

The top line is the harmonic analysis.

The third line is the first-choice mode (aka chord-scale) for that chord.

The fourth line is the scale from which the mode is derived.

Analysis produced by Steve Carter's THoTH Expert Music System program