National Weather Service United States Department of Commerce

BLIZZARD WARNING - issued by your local NWS Forecast Office when snow and strong winds will combine to produce blinding snow (visibility near zero / whiteouts) and deep snow drifts.

 

ICE STORM WARNING - issued by your local NWS Forecast Office when 1/2 inch or more of ice accretion are expected. 

 

WINTER STORM WATCH - issued by your local NWS Forecast Office when severe winter conditions are possible.

 

WINTER STORM WARNING - issued by your local NWS Forecast Office when severe winter conditions are expected. 

 

12-hour Criteria for snow and sleet:

6+ inches for Litchfield, Berkshire, Bennington & Windham counties

7+ inches for Albany, Columbia, Dutchess, Fulton, Greene, Hamilton, Herkimer, Montgomery, Rensselaer, Saratoga, Schoharie, Schenectady, Ulster Washington & Warren counties

 

24-hour Criteria for snow and sleet:

8+ inches for Litchfield and Berkshire counties

9+ inches for Albany, Columbia, Dutchess, Fulton, Greene, Hamilton, Herkimer, Montgomery, Rensselaer, Saratoga, Schoharie, Schenectady, Ulster Washington, and  Warren counties as well as Bennington & Windham counties

 

WINTER WEATHER ADVISORY - issued by your local NWS Forecast Office when winter conditions are expected to cause significant inconvenience and may be hazardous.

 

Snow and/or Sleet Criteria:

3 inches for Litchfield and Berkshire counties 

4 inches for Albany, Columbia, Dutchess, Fulton, Greene, Hamilton, Herkimer, Montgomery, Rensselaer, Saratoga, Schoharie, Schenectady, Ulster Washington and Warren counties as well as Bennington & Windham counties

 

Freezing Rain & Freezing Drizzle Criteria: any accretion of ice less than a 1/2 inch

 

 

WINTRY MIX  - a mixture of snow, sleet and/or freezing rain

 

 

LAKE EFFECT SNOW WARNING - issued by your local NWS Forecast Office when lake induced snows of 7+ inches are expected

 

 

WIND CHILL what the temperature feels like on human based on both air temperature and wind speed. 

 

WIND CHILL ADVISORY - issued by your local NWS Forecast Office when potentially dangerous wind chill readings are expected.

 

15 to 24 degrees below zero: Berkshire, Columbia, Dutchess, Greene, Litchfield & Ulster counties

 

20 to 29 degrees below zero: Albany, Bennington, Fulton, Hamilton, Herkimer, Montgomery, Rensselaer, Saratoga, Schoharie, Schenectady, Washington, Warren & Windham counties

 

WIND CHILL WATCH - issued by your local NWS Forecast Office when life-threatening wind chill readings are possible.
 

WIND CHILL WARNING - issued by your local NWS Forecast Office when life-threatening wind chill readings are expected.

 

25 degrees below zero or lowerBerkshire, Columbia, Dutchess, Greene, Litchfield & Ulster counties

 

30 degrees below zero or lower: Albany, Bennington, Fulton, Hamilton, Herkimer, Montgomery, Rensselaer, Saratoga, Schoharie, Schenectady, Washington, Warren & Windham counties