How do I read a METAR report?

How do I read a METAR report?

The first two digits are the date, the 16th of the month, and the last four digits are the time of the METAR, which is always given in coordinated universal time (UTC), otherwise known as Zulu time. A “Z” is appended to the end of the time to denote that the time is given in Zulu time (UTC) as opposed to local time.

How do I read a METAR file in Australia?

A (very) brief introduction to the Australian version of METAR code

1. YWLM = location code for Williamtown, NSW.
2. SPECI = this is a report about special or significant weather conditions.
3. 1100Z = time in UTC.
4. 18016KT = Wind is from 180 degrees (south) averaging 16 knots.
5. 9999 = visibility in metres, i.e. 9999 metres or 10km.

What is METAR speci?

A METAR is a routine report of meteorological conditions at an aerodrome. A SPECI is a special report of meteorological conditions, issued when one or more elements meet specified criteria significant to aviation.

What does CAVOK mean?

cloud and visibility OK
The Visibility, Cloud, and Weather groups are replaced by the term CAVOK (cloud and visibility OK) when the following conditions exist simultaneously: Visibility is 10km or more. No CB or TCU and no cloud below 5000 feet or Minimum Sector Altitude (MSA) (whichever is the greater).

What does 9999 mean in TAF?

The largest reportable metric value is. 9999. This value represents a visibility greater than 9000. meters (7 SM or more). The contraction CAVOK (ceiling and visibility OK) may be used when there is no significant weather, the visibility is 10 km or greater, and the ceilings are greater than 5,000 ft.

What does V mean in Metar?

TWR VIS – Tower Visibility. V – Varying. VIRGA – Virga. VRB – Variable. VRB VIS – Variable Visibility.

What is the latest information on Hurricane Harvey?

Here is the final report from Harris County on Hurricane Harvey – Storm and Flood Information. Here is our most recent Post Tropical Cyclone Report. Here is the National Hurricane Center’s Tropical Cyclone Report. Here is the West Gulf River Forecast Center’s ArcGIS Storymap. Here is a Harvey webpage from NASA.

Where are the debris lines from Hurricane Harvey?

USGS hydrologic technician Brandon Cooper flags a debris line on a telephone pole approximately 14.3 feet above the ground and located about 245 feet east of the bridge on Keith Road over Boggy Creek on September 15, 2017. Credit: Melissa Null, USGS.

When did Hurricane Harvey hit the Gulf of Mexico?

Harvey exploded rapidly from a tropical depression to a major hurricane in around 40 hours. After impacting the Yucatan Peninsula earlier in the month as a tropical storm, Harvey moved into the warm waters of the Gulf of Mexico late on Tuesday August 22 nd.

Where was the flood inundation during Hurricane Harvey?

Credit: Melissa Null, USGS. Flood-inundation map of the upper reach of the Brazos River for the August and September 2017 Hurricane Harvey-related flood event in southeastern Texas and southwestern Louisiana.