What chart should be used when navigating?
The nautical chart is essential for safe navigation. Mariners use charts to plan voyages and navigate ships safely and economically. Federal regulations require most commercial vessels to carry electronic or paper nautical charts while they transit U.S. waters.
What does ISOL embd CB mean?
Isolated or isolated EMBD CB
ISOL/ISOL EMBD CB means “Isolated or isolated EMBD CB. ( / Slash means “or”.) LCA means “local” or “locally”. SCT/BKN means that within the area SCT and BKN/OVC clouds are equally distributed.
What information is given in a low level significant WX chart?
The Low-level significant weather chart (Low-Level SWC) is a forecast chart for flight preparation and planning in General aviation. It describes weather situation over central Europe for a defined time. Therefor areas with significant weather phenomena are highlighted.
What does OCNL mean?
Yes, Ocnl = Occasional, Lkly = Likely, Chc = Chance, & Schc = Slight chance.
What does mountain obscuration mean?
The term Mountain Obscuration (MTOS) is used to describe a visibility condition that is distinguished from IFR because ceilings, by definition, are described as “above ground level” (AGL).
How do you read a shipping forecast?
Further definitions used in the shipping forecast:
- Good = >5 n miles.
- Imminent = Within 6 hours of issue.
- Slowly = Moving less than 15 kts.
- Direction = The direction from which the wind is blowing.
- Rising (or falling) more slowly = Pressure rising (or falling) at a progressively slower rate through the preceding three hours.
What is a significant weather prognostic chart?
A prognostic chart is a map displaying the likely weather forecast for a future time. Such charts generated by atmospheric models as output from numerical weather prediction and contain a variety of information such as temperature, wind, precipitation and weather fronts.
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