Young Chicago pianist Rob Clearfield gets ready for his close-up

Charles McPherson: The veteran alto saxophonist continues the festivities of "August is Charlie Parker Month" at the Jazz Showcase. Few musicians apply a more silken sheen to Parker's idiom than McPherson. 8 and 10 p.m. Friday and Saturday; 4, 8 and 10 p.m. Sunday; at the Jazz Showcase, 806 S. Plymouth Ct.; $20-$35; 312-360-0234 or jazzshowcase.com

Jeff Parker: A guitarist of unusual expressive and stylistic range, Parker says a lot with a few well-chosen notes. A longtime Chicagoan, he has moved to California but is enjoying a busy period of work in Chicago. He'll lead his Organ Quartet with tenor saxophonist Scott Burns, organist Pete Benson and drummer George Fludas. 9:30 p.m. Friday at Constellation, 3111 N. Western Ave.; $12-$15; constellation-chicago.com

Chuck Webb: Bassist Webb thrives in jazz and blues settings, and he's likely to dip into both genres during the Jazz Concert Series at Seward Park, presented by Near North Unity Program and curated by jazz advocate Al Carter-Bey. 6:30 to 9 p.m. Friday at Seward Park, 375 W. Elm St.; free; connectnearnorth.org

Jazz Patio & Wine Festival: Some of Chicago's most admired musicians will convene for this event, with vocalist Dan Ferris from noon to 12:30 p.m.; guitarist John Moulder, 12:45 to 1:45 p.m.; singer Dee Alexander with the Eric Schneider Quartet, 2:10 to 3:10 p.m.; and Jeff Lindberg's Chicago Jazz Orchestra, 3:40 to 5 p.m.; Saturday at Deer Park Town Center, 20530 N. Rand Rd., Deer Park; free; 847-726-7755 or shopdeerparktowncenter.com

Wertico, Cain & Gray: Drummer Paul Wertico, multi-instrumentalist David Cain and bassist Larry Gray celebrate the release of their "Sound Portraits" CD and DVD; 7 p.m. Sunday at Evanston SPACE, 1245 Chicago Ave., Evanston; $15-$27; 847-492-8860 or evanstonspace.com

Joe Morris: The ever-experimenting guitarist Joe Morris extends the possibilities of his instrument and will collaborate with Chicagoans Joshua Abrams on bass and David Boykin on bass clarinet. 9:30 p.m. Saturday at Constellation, 3111 N. Western Ave.; $10; constellation-chicago.com

Richie Cole: The leader of various Alto Madness bands bows at the Sunday-night series presented by the non-profit Hyde Park Jazz Society. 7:30 to 11:30 p.m. Sunday at Room 43, 1043 E. 43d St.; $10; valet parking available; hydeparkjazzsociety.com

To read more from Howard Reich on jazz, go to chicagotribune.com/reich.

hreich@tribune.com

Twitter @howardreich

Rob Clearfield Quintet

When: 8 p.m. Saturday

Where: Green Mill Jazz Club, 4802 N. Broadway

Tickets: $12; 773-878-5552 or greenmilljazz.com

CHICAGO

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