طقس ينبع. طقس ينبع

The time period when the sun is no more than 6 degrees below the horizon at either sunrise or sunset
In the beginning of morning astronomical twilight and at the end of astronomical twilight in the evening, sky illumination is very faint, and might be undetectable One still should be able to carry on ordinary outdoor activities

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The time period when the sun is between 12 and 18 degrees below the horizon at either sunrise or sunset.

طقس ينبع
The horizon should be clearly defined and the brightest stars should be visible under good atmospheric conditions i
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The sun does not contribute to the illumination of the sky before this time in the morning, or after this time in the evening
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طقس ينبع

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Yanbu, Saudi Arabia Weather Conditions
Yanbu, Saudi Arabia Weather Conditions
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