At a global level, winds aloft forecasts are updated every 6 hours. These forecasts are updated hourly for North America, Europe, and Australia.
The time resolution for global forecasts is every 3 hours up to 30 hours (e.g., 00Z, 03Z, 06Z, 09Z). For North America, Europe, and Australia, the forecasts are available every hour for the first 12 hours and then every 3 hours up to 30 hours.
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