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Bookmark or Share- North Atlantic Oscillation | Description, Phase, Climate Change ...North Atlantic Oscillation, an irregular fluctuation of atmospheric pressure over the North Atlantic Ocean that has a strong effect on winter weather in Europe, Greenland, northeastern North America, North Africa, and northern Asia.
- Teleconnections: North Atlantic Oscillation - Climate Prediction CenterCurrent Conditions. The daily NAO index correpsponds to the NAO patterns, which vary from one month to the next. Click here for the methodology used to calculate the daily NAO index. The daily NAO index for the past 120 days.
- North Atlantic Oscillation (NAO) | National Centers for Environmental ...The North Atlantic Oscillation (NAO) index is based on the surface sea-level pressure difference between the Subtropical (Azores) High and the Subpolar Low. The positive phase of the NAO reflects below-normal heights and pressure across the high latitudes of the North Atlantic and above-normal heights and pressure over the central North ...
- Climate Variability: North Atlantic OscillationMonthly average of the North Atlantic Oscillation (NAO), which compares the relative strength of semi-permanent high and low pressure patterns in the North Atlantic Ocean. A positive NAO index favors mild winters in the U.S. East. Negative values favor stronger cold-air outbreaks and increased storminess in the eastern U.S. NOAA Climate.gov ...
- North Atlantic oscillation - WikipediaThe North Atlantic Oscillation (NAO) is a weather phenomenon over the North Atlantic Ocean of fluctuations in the difference of atmospheric pressure at sea level (SLP) between the Icelandic Low and the Azores High.
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