The 2013 NHRA Mello Yello Drag Racing Series was announced by the NHRA on August 12, 2012.^[1]
There are 24 Top Fuel, Funny Car, and Pro Stock car events, and 16 Pro Stock Motorcycle events scheduled. Taken from http://en.wikipedia.org/wiki/2013_NHRA_Mello_Yello_Drag_Racing_Series.

Race Results:

Date	Race	Site	Winners
			Top Fuel	Funny Car	Pro Stock	PS Motorcycle
February 14–17	O'Reilly Auto Parts NHRA Winternationals	Pomona, Calif.	Shawn Langdon	Courtney Force	Vincent Nobile	N/A
February 22–24	NHRA Arizona Nationals	Phoenix, AZ	Tony Schumacher	Ron Capps	Erica Enders-Stevens	N/A
March 14–17	Amalie Motor Oil Gatornationals	Gainesville, Fla	Antron Brown	Johnny Gray	Allen Johnson	Hector Arana, Jr.
April 5–7	SummitRacing.com NHRA Nationals	Las Vegas, Nev.	Tony Schumacher	Cruz Pedregon	Allen Johnson	N/A
April 19–21	Dollar General Four-Wide Nationals1	Concord, N.C.	Spencer Massey	Matt Hagan	Mike Edwards	Hector Arana, Jr.
April 26–28	O'Reilly Auto Parts NHRA Spring Nationals	Houston, Texas	Bob Vandergriff	Cruz Pedregon	Jason Line	Hector Arana, Jr.
May 3–5	Summit Racing Equipment NHRA Southern Nationals2	Atlanta, Ga.	Antron Brown	Johnny Gray	Mike Edwards	N/A
May 17–19	NHRA Kansas Nationals	Topeka, Kan.	Shawn Langdon	Johnny Gray	Jeg Coughlin, Jr.	N/A
May 30 – June 2	Toyota NHRA Summernationals	Englishtown, N.J.	Shawn Langdon	Matt Hagan	Mike Edwards	Michael Ray
June 14–16	NHRA Ford Thunder Valley Nationals	Bristol, Tenn.	Steve Torrence	John Force	Rodger Brogdon	N/A
June 20–23	Auto Plus NHRA New England Nationals	Epping, N.H.	Spencer Massey	Courtney Force	Allen Johnson	John Hall
June 27–30	O'Reilly Auto Parts Route 66 NHRA Nationals	Chicago, Ill.	Tony Schumacher	Matt Hagan	Jeg Coughlin, Jr.	Michael Ray
July 4–7	Summit Racing Equipment NHRA Nationals	Norwalk, Ohio	Khalid alBalooshi	Johnny Gray	Mike Edwards	Matt Smith
July 19–21	Mopar Mile-High NHRA Nationals	Denver, Colo.	Spencer Massey	Cruz Pedregon	Allen Johnson	Shawn Gann
July 26–28	NHRA Sonoma Nationals	Sonoma, Calif.	Shawn Langdon	Ron Capps	Vincent Nobile	Hector Arana, Jr.
August 2–4	O'Reilly Auto Parts NHRA Northwest Nationals	Seattle, Wash.	Morgan Lucas	Matt Hagan	Vincent Nobile	N/A
August 15–18	Lucas Oil NHRA Nationals	Brainerd, Minn.	Spencer Massey	Ron Capps	Mike Edwards	N/A
August 28 – September 2	Chevrolet Performance NHRA U.S. Nationals	Indianapolis, Ind.	Shawn Langdon	Robert Hight	Mike Edwards	John Hall
2013 Countdown to One
September 13–15	NHRA Nationals	Concord, N.C.	Morgan Lucas	Robert Hight	Jeg Coughlin, Jr.	Andrew Hines
September 19–22	AAA Texas NHRA Fall Nationals	Dallas, Texas	Doug Kalitta	Cruz Pedregon	Jason Line	Eddie Krawiec
September 27–29	AAA Insurance NHRA Midwest Nationals	St. Louis, MO	Antron Brown	John Force	Erica Enders-Stevens	Matt Smith
October 3–6	Auto-Plus NHRA Nationals	Reading, Pa.	Shawn Langdon	John Force	Jeg Coughlin, Jr	Matt Smith
October 24–27	NHRA Las Vegas Nationals	Las Vegas, Nev.	Antron Brown	John Force	Shane Gray	Matt Smith
November 7–10	Automobile Club of Southern California NHRA Finals	Pomona, Calif.	Shawn Langdon	Matt Hagan	Rickie Jones	Eddie Krawiec