An Atlantic ocean forecast is based on model calculations from the European Centre for Medium-Range Weather Forecasts ECMWF. Air turbulence forecasts and maps. Then click to see weather forecasts. high seas forecast for metarea iv nws ocean prediction center washington dc ... for information on atlantic icebergs see information from north atlantic ice service at ... north atlantic north of 31n to 67n and west of 35w all forecasts valid over ice free forecast waters synopsis valid 1200 utc jun 13. POWERTOOLS. last update: October 11,2016 All below data is put together in one package - all image and data rights belong the the original source as indicated. Conversely, air flows clockwise around the Azores, a high-pressure area. John was born and brought up in Bermuda and started sailing as a child, racing locally and offshore before turning to cruising. Atlantic Ocean - Atlantic Ocean - Climate: Weather over the North Atlantic is largely determined by large-scale wind currents and air masses emanating from North America. Hover mouse over to see the name of the city. Current Weather. Get the monthly weather forecast for Atlantic, IA, including daily high/low, historical averages, to help you plan ahead. This icon serves as a link to download the eSSENTIAL Accessibility assistive technology app for individuals with physical disabilities. North Atlantic. North Altantic Powerview (Includes: Northwest Atlantic Infrared Satellite Image (from GOES8), Northeast Atlantic Infrared Satellite Image (from METEOSAT), GOES-8 Infrared Satellite Image with AVN Model Surface Pressure and Wind Overlay, METEOSAT Infrared Image with NOGAPS Surface Pressure Overlay, Northern Hemisphere MRF Surface Pressure and … north atlantic briefing package customized by Chris Perkins : always check date validity of each chart . 10-day weather forecasts for cities around the world. Check for turbulence potential before your flight. Near Iceland, atmospheric pressure tends to be low, and air flows in a counterclockwise direction. The available cities are represented by red dots on the map.