Weather Service Dynamics

    1200Z to 1800Z. 1200Z to 2400Z. 1800Z to 2400Z.

lowest reported obscuration and the highest layer of clouds reported as overcast. lowest layer of clouds reported as scattered, broken, or thin. lowest broken or overcast layer or vertical visibility into an obscuration.

  111° at 2 knots, gusts 18 knots. 110° at 12 knots, gusts 18 knots. Calm.

overcast at 2,000 feet during the forecast period between 2200Z and 2400Z. overcast at 200 ...

an abbreviated briefing. an outlook briefing. a standard briefing.

rain began at 1835Z. blowing mist has reduced the visibility to 1-1/SM. the barometer has ...

nonessential information to reduce frequency congestion. pilots of radar-identified aircraft whose aircraft is in dangerous proximity to terrain or to an obstruction. non control information in selected high-activity terminal areas.

a standard briefing. an outlook briefing. an abbreviated briefing.

Sky 700 feet overcast, visibility 11, occasionally 2SM, with rain. Sky 7000 feet overcast, visibility ...