UPDATE: The Dallas Marathon has been canceled due to dangerous conditions created by Winter Storm Cleon.
By all accounts, the Metro PCS Dallas Marathon couldn't have picked a worse winter weekend for its 2013 edition. But the race must go on, even with a predicted 27-degree start-time temperature with a chance of freezing ran.
Saturday, December 7
Main Street will be closed from Ervay to Houston beginning at 5 pm Saturday. Portions of Main will reopen at 10 am Sunday, with full function returning by 3 pm.
Sunday, December 8
In addition to the aforementioned Main Street closures, Commerce Street will be closed from Riverfront Boulevard to Sylvan Avenue beginning at 8 am. Commerce will reopen at 8:45 am.
Sylvan Avenue will be closed from 8:10 to 9:05 am, with every intersection from Evanston to Singleton affected. Singleton Boulevard will be closed from Topeka to North Beckley between 8:10 and 9:25 am.
Beginning at 8:15 am, on-ramps to the Margaret Hunt Hill Bridge will be closed at Interstate 35 East and Woodall Rodgers Freeway. The bridge (and Woodall Rodgers) will also be closed at Riverfront Boulevard until 9:25 am. Riverfront will be closed between 8:15 and 9:25 am from Howell to Continental, and Payne Street will shut down from 8:20 to 9:45 am.
The Southbound portion of the Dallas North Tollway will be closed from 8:25 to 10:05 am, when Oak Lawn will also be closed from Market Center to Harry Hines. In that same time frame, the Oak Lawn and Hi Line exits will be closed on Interstate 35 East, and Maple Avenue and Turtle Creek Boulevard will also be shut down. Portions of Turtle Creek from Blackburn to Wycliff will remain closed until 10:45 am.
A smattering of roads in the Park Cities will also be affected, including Lakeside, Armstrong, Byron, Beverly and Airline. Those roads will all reopen by 11:25 am.
Greenville Avenue will shut down from Longview to Anita from 8:50 to 11:45 am, and Ellsworth Avenue will be closed from Matilda to Hillside between 8:55 am and 12:05 pm.
North and south Mockingbird Lane near White Rock will be closed from 8:50 am until 12:25 pm. Portions of Eastbound Mockingbird will be closed from 9 am to 12:45 pm (Williamson to Chapel Hill).
A slew of neighborhood streets in Lake Highlands and Oak Cliff will be affected as the race rounds White Rock Lake and heads back downtown, where closures include Main Street, Griffin, Jackson, Lamar, Market, Cedar Springs, Olive and the access roads to Woodall Rodgers Freeway at Harwood, Olive, St. Paul, Akard, McKinney and Field. Houston Street between Olive and Victory will be closed from 8:50 am to 12:05 pm.
The route then heads northwest out of downtown, closing Commerce Street from Houston to Griffin between 9 am and 12:45 pm. A few downtown streets will be closed all day, such as Jackson, Griffin, Lamar and Market. For those readers who are more spatial, here's a race course detour map.