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Dense Fog Advisory 0002
Issued by the New York / Upton Forecast Office

Action Issued Starts Expiration
New 2026-03-01 00:52:46 2026-03-01 00:52:00 2026-03-01 03:00:00
Expired 2026-03-01 02:56:19 2026-03-01 03:00:00


Action: New
Issued At: 2026-03-01 00:52:46

833 
WWUS71 KOKX 010652
NPWOKX

URGENT - WEATHER MESSAGE
National Weather Service New York NY
152 AM EST Sun Mar 1 2026

NYZ078>081-179-010900-
/O.NEW.KOKX.FG.Y.0002.260301T0652Z-260301T0900Z/
Northwest Suffolk-Northeast Suffolk-Southwest Suffolk-Southeast
Suffolk-Southern Nassau-
152 AM EST Sun Mar 1 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 4 AM EST EARLY THIS MORNING...

* WHAT...Visibility one quarter or less in dense fog.

* WHERE...Northeast Suffolk, Northwest Suffolk, Southeast Suffolk, 
  Southern Nassau, and Southwest Suffolk Counties.

* WHEN...Until 4 AM EST early this morning.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Temperatures are at or below freezing in some 
  areas, especially over eastern Suffolk County. The combination of 
  the fog and freezing temperatures could lead to the formation of 
  black ice, adding to the hazardous driving conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

For more information from the National Weather Service visit 
https://weather.gov/nyc

JC


Action: Expired
Issued At: 2026-03-01 02:56:19

173 
WWUS71 KOKX 010855
NPWOKX

URGENT - WEATHER MESSAGE
National Weather Service New York NY
355 AM EST Sun Mar 1 2026

NYZ078>081-179-011000-
/O.EXP.KOKX.FG.Y.0002.000000T0000Z-260301T0900Z/
Northwest Suffolk-Northeast Suffolk-Southwest Suffolk-Southeast
Suffolk-Southern Nassau-
355 AM EST Sun Mar 1 2026

...DENSE FOG ADVISORY WILL EXPIRE AT 4 AM EST EARLY THIS MORNING...

The visibility will continue to improve for the remainder of the 
early morning hours as fog dissipates.

$$

For more information from the National Weather Service visit 
https://weather.gov/nyc

JC



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