L6 Clouds: Stratus (St) Stratus Clouds of a Continuous Layer. L6 Clouds Symbol = – Gray days from a continuous cloud layer are usually of the stratus Type 6 Cloud. These L6 clouds often look like fog high off the ground Stratus in a more or less continuous later, or in ragged shreds, or both but no stratus An overcast day is a day full of stratus fractus of bad weather (no precipitation). clouds in the atmosphere. The clouds are virtually indistinct covering the sky in a fairly uniform and grayish manner. While the dreary day will look as if precipitation is going to develop, it often does not. If rain or snow is Notes: Stratus most commonly occurs as a produced in measurable amounts, the clouds grey, fairly uniform, featureless, single layer are likely to be nimbostratus clouds. Often, of low cloud. Occasionally it can be dark or the sun will "burn off" a foggy layer seemingly threatening, although at most it can only lifting the stratus clouds from the ground. produce weak precipitation This feature However, the presence of these clouds often makes it fairly easy to distinguish it from indicates colder weather is on the way. nimbostratus, which nearly always produces rain, snow or ice pellets. When occurring Source: alone, stratus shreds (fractus) appear grey when viewed towards the sun and white when viewed away from the sun. Fog will often lift into a layer of stratus by an increase in wind or a rise in temperature. . Stratus is sometimes comparatively thin and the disc of the sun or moon may be seen with a clear outline. Source: National Weather Service JetStream - Online School for Weather
L6 Clouds: Stratus (St) L6 Stratus in a more or less continuous later, or in ragged shreds, or both but no stratus fractus of bad weather (no precipitation). Notes: Stratus most commonly occurs as a grey, fairly uniform, featureless, single layer of low cloud. Occasionally it can be dark or threatening, although at most it can only produce weak precipitation This feature makes it fairly easy to distinguish it from nimbostratus, which nearly always produces rain, snow or ice pellets. When occurring alone, stratus shreds (fractus) appear grey when viewed towards the sun and white when viewed away from the sun. Fog will often lift into a layer of stratus by an increase in wind or a rise in temperature. . Stratus is sometimes comparatively thin and the disc of the sun or moon may be seen with a clear outline. Source: National Weather Service JetStream - Online School for Weather Stratus Clouds of a Continuous Layer. L6 Clouds – Symbol = Gray days from a continuous cloud layer are usually of the stratus Type 6 Cloud. These clouds often look like fog high off the ground An overcast day is a day full of stratus clouds in the atmosphere. The clouds are virtually indistinct covering the sky in a fairly uniform and grayish manner. While the dreary day will look as if precipitation is going to develop, it often does not. If rain or snow is produced in measurable amounts, the clouds are likely to be nimbostratus clouds. Often, the sun will "burn off" a foggy layer seemingly lifting the stratus clouds from the ground. However, the presence of these clouds often indicates colder weather is on the way. Source:
APPENDICES-2.docx