National Weather Service United States Department of Commerce
 

Winter Weather Awareness Week is November 1-7, 2015

U.S. Winter Weather Outlook
 

Snow Accumulation Potential
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Minimum MOST LIKELY SNOWFALL Maximum
Expect at least this much:
Potential for this much:
Minimum Potential Snow Accumulation
Most Likely Snow Accumulation (Point) Most Likely Snow Accumulation (Range)
Maximum Potential Snow Accumulation
What's this? What's this? What's this?
 

Minimum Potential Accumulation

Expect at least this much. This is what we see as the least amount of snow the storm can produce.

This information is for advance planning ahead of the storm. It is provided out as far as three days. However, when the snow starts to fall, this will be discontinued to focus on the forecast snow amount.

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Most Likely Snow Accumulation

Represents our official snow forecast in inches within the next one to three days. The snowfall amounts are provided in point (single number) and ranges (1-2", 2-4", etc.). You can toggle between the two by hovering over the "Point" and "Range" text above the image. The point amount is our forecast but the range for the "most likely" represents the forecast uncertainty in predefined ranges.

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Maximum Potential Accumulation

What you should be prepared for. This is what we see as the storm's maximum potential snowfall accumulation.

This information is for advance planning ahead of the storm. It is provided out as far as three days. However, when the snow starts to fall, this will be discontinued to focus on the forecast snow amount.

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Most Likely Ice Accumulation

Represents our official ice forecast in inches within the next one to three days. The ice accumulation amounts are provided in ranges.

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Other Snow/Ice Information
Storm Track Reported Snow/Ice Totals
Storm Track Graphic
Latest snow report
 
What's this? What's this?

Low Tracks Graphic

The graphic depicts the forecast location of significant surface lows impacting the 48 contiguous United States in 12 hour increments out to 72 hours into the future.

The low position and track forecast by NCEP WPC meteorologist is in white. Each low position is accompanied by a lead time (Eastern Time). The circles around each low represents a 75% probability the observed low will be located with the circle. Note: The probability is derived using previous season's verification data. For reference, existing surface lows are depicted with a red marker without yellow circles.

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Reported

As snow and/or ice reports come into the NWS (you can email reports to okx-report@noaa.gov or Tweet to @NWS_BaltWash), we will pass them on here. With the map linked here, and the supporting reports below it, you can keep tabs on how much has fallen.

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Active Watches/Warnings/Statements
 
 

 

Percent Chance That Snow Accumulation Will Be Greater Than...
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What's this?

Exceedance Probabilities

Represents the likelihood of exceeding a specific snowfall amount. Thresholds are 0.1", 1", 2", 4", 6", 8", 12", and 18". This product is designed to indicate high or low confidence in the official snowfall forecast.

Example: An 80% chance of exceeding 2" means that we have a high confidence that it will snow at least 2". Conversely, a 10% chance of exceeding 18" means that we have high confidence that it will snow less than 18".

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Hover over thumbnails below to view larger image.
>=0.1"
>=0.1"
>=1"
>=1"
>=2"
>=2"
>=4"
>=4"
>=6"
>=6"
>=8"
>=8"
>=12"
>=12"
>=18"
>=18"

Chance of Snow Accumulation
Experimental -
 
What's this?

Snow Accumulation

Ranges

Represents the likelihood of various snowfall ranges. Amounts ranges are 0", 1-2", 2-4", 4-6", 6-8", 8-12", 12-18" and 18" +. This product is designed to indicate high or low confidence in the official snowfall forecast.

Exceedance

Represents the likelihood of exceeding a specific snowfall amount. Thresholds are 0.1", 1", 2", 4", 6", 8", 12", and 18". This product is designed to indicate high or low confidence in the official snowfall forecast.

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County:
 
Long-Range Forecast
 
Days 4-5 Forecast Precipitation Days 6-7 Forecast Precipitation
Days 4-5 Precip Days 6-7 Precip
   

Days 6-10

Temperature  Precipitation
6-10 day temperature 6-10 day precipitation
   

Days 8-14

TEMPERATURE  PRECIPITATION
8-14 day temperature 8-14 day precipitation
   

Week 3-4

TEMPERATURE

PRECIPITATION

Week 3-4 Temperature Week 3-4 precipitation

 

 

NWS New York NY Text Products
HAZARDOUS WEATHER OUTLOOK
FORECAST DISCUSSION
SHORT TERM FORECAST
SPECIAL WEATHER STATEMENT
PUBLIC INFORMATION STATEMENT

 

RADAR Products
NWS Baltimore-Washington Radar
Northeast Radar
Northeast Radar
Adjacent Radars:
Go to the adjacent radar site to the northwest, Binghamton, NY Radar Go to the adjacent radar site to the north, Albany, NY Radar Go to the adjacent radar site to the northeast, Taunton, MA Radar
Go to the adjacent radar site to the west, State College, PA Radar OKX  
Go to the adjacent radar site to the southwest, Mt Holly, NJ Radar Go to the adjacent radar site to the south, Dover, DE Radar blank

 

 

Local Significant Weather Events Archive
Archived Events

 

 

Useful Winter Weather Information
Watches, Warnings,
& Advisories
Central Park Snowfall
Statistics
How to
Measure Snow
** BE PREPARED! **
At Home
On the Road
Outside in the Cold

 

 

Other General Information

 

 

Snow climatology map

 

Winter Weather Criteria

 

Past Holiday Weather for Central Park

 

Snowfall/Snowpack Information

 

More Winter Weather Information