NYC Gridlock Alert Days 2023: Department of Transportation reveals when to expect the worst traffic

Climate change protesters demand action during U.N. General Assembly

NEW YORK -- New York City's Department of Transportation has released its list of Gridlock Alert Days for 2023.

Gridlock Alert Days are when the worst congestion and slow-moving traffic are expected. NYC DOT strongly encourages New Yorkers to use alternate forms of transportation - like mass transit - while Midtown traffic speeds will be significantly slowed. 

Here's a complete list of NYC Gridlock Alert Days

  • Monday, September 18, 2023
  • Tuesday, September 19, 2023
  • Wednesday, September 20, 2023
  • Thursday, September 21, 2023
  • Friday, September 22, 2023
  • Wednesday, November 15, 2023
  • Thursday, November 16, 2023
  • Tuesday, November 21, 2023
  • Wednesday, November 29, 2023
  • Thursday, November 30, 2023
  • Friday, December 1, 2023
  • Tuesday, December 5, 2023
  • Wednesday, December 6, 2023
  • Thursday, December 7, 2023
  • Friday, December 8, 2023
  • Tuesday, December 12, 2023
  • Wednesday, December 13, 2023
  • Thursday, December 14, 2023
  • Friday, December 15, 2023

The agency also says that protected bicycle lanes in East Midtown along First and Second Avenues will remain open and operational until 9 p.m. during U.N. General Assembly week. Cyclists on both avenues will be subject to security checkpoints and occasional, unannounced traffic freezes.

For more information, visit nyc.gov/gridlockalert.  

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