What will winter be like this year? Read Comments
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By Wayne Mahar
Tuesday, October 20, 2009 at 10:52 a.m.

Read more: Local, Environment, Weather, Science

SYRACUSE -- It started, as usual, back during the New York State Fair, and now it’s full steam ahead like a runaway freight train.  What is it?  It’s the number of people wanting to know what winter will be like.

As I have said many times, I just am not a big believer in long range seasonal outlooks. It’s tough enough predicting our seven day extended weather outlook let alone the whole winter, but lets face it, we are all curious. I just wish I had a good answer.

We talk about El Nino (warmer than normal sea surface temperatures in the Pacific ocean, specifically off the coast of America). And we hear about La Nina (cooler the normal sea surface temperatures in the same area). But, for the most part, we are too far north latitude for El Nino or La Nina to have any great influence on our central New York weather.

There IS a winter prediction out though for the whole winter, for the entire country. No, I don’t mean the Old Farmers Almanac, although it is out and available in local stores. Instead, I am talking about something with at least a bit more science behind it. The National Oceanic and Atmospheric Administration’s Climate prediction Center a couple days ago issued their long range winter outlook. I have posted their official press release and their forecast below.

In the meantime, I will keep looking for “signs” of what the winter holds in store for us. Next up… the wooly bear caterpillar!

NOAA: El Niño to Help Steer U.S. Winter Weather 

El Niño in the central and eastern equatorial Pacific Ocean is expected to be a dominant climate factor that will influence the December through February winter weather in the United States, according to the 2009 Winter Outlook released today by NOAA’s Climate Prediction Center. Such seasonal outlooks are part of NOAA’s suite of climate services.

“We expect El Niño to strengthen and persist through the winter months, providing clues as to what the weather will be like during the period,” says Mike Halpert, deputy director of the Climate Prediction Center – a division of the National Weather Service. “Warmer ocean water in the equatorial Pacific shifts the patterns of tropical rainfall that in turn change the strength and position of the jetstream and storms over the Pacific Ocean and the U.S.”

“Other climate factors are also likely to play a role in the winter weather at times across the country,” added Halpert. “Some of these factors, such as the North Atlantic Oscillation are difficult to predict more than one to two weeks in advance. The NAO adds uncertainty to the forecast in the Northeast and Mid-Atlantic portions of the country.”

Highlights of the U.S. Winter Outlook (December through February) include:

- Warmer-than-average temperatures are favored across much of the western and central U.S., especially in the north-central states from Montana to Wisconsin. Though temperatures may average warmer than usual, periodic outbreaks of cold air are still possible. 

- Below-average temperatures are expected across the Southeast and mid-Atlantic from southern and eastern Texas to southern Pennsylvania and south through Florida. 

- Above-average precipitation is expected in the southern border states, especially Texas and Florida. Recent rainfall and the prospects of more should improve current drought conditions in central and southern Texas. However, tornado records suggest that there will also be an increased chance of organized tornado activity for the Gulf Coast region this winter. 

- Drier-than-average conditions are expected in the Pacific Northwest and the Ohio and Tennessee River Valleys. 

- Northeast: Equal chances for above-, near-, or below-normal temperatures and precipitation. Winter weather in this region is often driven not by El Niño but by weather patterns over the northern Atlantic Ocean and Arctic, such as the North Atlantic Oscillation. These patterns are often more short-term, and are generally predictable only a week or so in advance. 

- California: A slight tilt in the odds toward wetter-than-average conditions over the entire state. 

- Alaska: Milder-than-average temperatures except along the western coast. Equal chances for above-, near-, or below-median precipitation for most areas except above median for the northwest. 

- Hawaii: Below-average temperatures and precipitation are favored for the entire state. 

This seasonal outlook does not predict where and when snowstorms may hit or total seasonal snowfall accumulations. Snow forecasts are dependent upon winter storms, which are generally not predictable more than several days in advance.

NOAA understands and predicts changes in the Earth's environment, from the depths of the ocean to the surface of the sun, and conserves and manages our coastal and marine resources. Visit http://www.noaa.gov.

On the Web:

NOAA’s National Weather Service: http://www.weather.gov 

NOAA’s Climate Prediction Center: http://www.cpc.noaa.gov 

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2 Comments on this Story
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long range weather

Posted by john schleier, east syracuse - Monday, October 26, 2009 at 9:01 a.m.

hello wayne,i do agree with you about how hard it is to predict long range weather. i am 65 year old farmer and i watch the squirles.around the middle of oct. they start burrying their winter supply of nuts and start getting bigger and thicker coats. if they start earlier(which they did this year) and are very busy burying many more nuts then we are in for a bad winter.watching them this year they are very furry and are really burrying a lot more than usual. i believe that we will ahve a very snowy season this year. this watch has proven me right more than wrong over the years. hope that i am wrong,but it is hard to fool mother nature.

wooly bears

Posted by Jen Vizza, Port Byron - Tuesday, October 20, 2009 at 11:34 a.m.

Hello-just wanted to let you know that that we have found 5 wooley bears in different locations and they are completely orange/brown. there is no black on them at all.