CWOP Information for W5MAI (AP838) in San Antonio, TX US

The following information is known about W5MAI. If you think that any information is incorrect, then please follow the instructions for correcting that data item.

It is possible that this page will report a problem where no problem exists. If you believe that this has happened, then please contact me (address at the bottom of this page) and explain clearly why you think this page is in error. Note that any changes that you make may take a few days to show up here, so please give it a week before commenting.

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Registered Location

Latitude: 29° 41' 10" N (deg min sec), 29.6862° (decimal), 2941.17N (LORAN)
Longitude: 98° 30' 57" W (deg min sec), -98.5158° (decimal), 09830.95W (LORAN)
Elevation: 415 meters (1361 feet) -- validated against 414 meters (1358 feet) from NED Contiguous U. S. 1/3E arc second elevation data
Location: San Antonio, TX US
County: Bexar, TX
Forecast Office: Austin/San Antonio (EWX)
Station type/software: Davis Vantage Pro 2 with Weatherlink
Website: http://www.sa-weather.com/daryl/current_vantage_pro_plus.htm

The site location should be at the mark shown -- or very close. Clicking within the map area (or you can drag the 'W5MAI' marker) will display the latitude/longitude of that point.

If the displayed location (or elevation) of the weather observing location is incorrect, please drag the marker to the right location (or click in the right location), and then send the updated information. Please note that we are trying to spot either the Stevenson Screen (or equivalent) or the location where the barometric readings are taken.

NOTE: The Registered Location is the location that the station owner provided when they signed up with CWOP.

There are no photographs of the station. If you are the site operator and have pictures of this location, then please upload them to Flickr (detailed instructions) and add the two tags 'wxtagged' and 'wx:cwop=ap838'. If the picture is of the weather station itself, then please also add the 'wx:station' tag as well.

You can try to find photographs from the area surrounding the site marker by clicking on Find nearby photographs.

APRS Status

No data has been seen recently. Please check at findu.com to see if your data is being seen there.

Neighboring Stations

This is a list of stations that are close to this station.

You can also subscribe to an RSS feed to tell you when new stations come online in this area. Choose either within 100 miles or 250 miles . For stations covered by your Forecast Office: Austin/San Antonio (EWX) .

SiteDistanceLocation
CW16273.4 milesSouth San Antonio, TX US (lat 29.6405°, long -98.4970°, altitude 360 meters) (data present)
9TX54.2 milesNorth Camp Bullis Als Cals (lat 29.7447°, long -98.5372°, altitude 355 meters)
CW96729.4 milesNortheast Bulverde, TX US (lat 29.7550°, long -98.3808°, altitude 346 meters) (data present)
CW95739.8 milesSouthwest San Antonio, TX US (lat 29.5700°, long -98.6100°, altitude 243 meters)
K1T710.3 milesNortheast Kestrel Airpark (lat 29.8127°, long -98.4253°, altitude 380 meters)
CW670610.4 milesEast Natural Bridge Caverns, TX US (lat 29.6921°, long -98.3428°, altitude 310 meters) (data present)
KSAT10.9 milesSouth San Antonio Intl, TX, United States (lat 29.5337°, long -98.4698°, altitude 242 meters) (data present)
K5C111.1 milesWest Boerne Stage Fld (lat 29.7239°, long -98.6946°, altitude 422 meters)
K5ZZT-511.3 milesSouthwest San Antonio, TX US (lat 29.5530°, long -98.6247°, altitude 275 meters) (data present)
CW854912.9 milesSouth San Antonio, TX US (lat 29.5000°, long -98.5000°, altitude 303 meters) (data present)

The sites marked above thus did not report continuously during the analysis period, so the offsets may (probably will) not be accurate.

Location Formats

The location is shown in three different formats. Each of these is used in some software, and is shown on some websites.

Degrees Minutes Seconds: VWS/VWSAPRS, WeatherLink 5.5, WeatherLink (5.2-5.4), WeatherView (Linux)

Decimal degrees: FreeWX, WeatherView32 (PC application)

LORAN: WeatherDisplay, WUHU, Henriksen WServer

Resources

CWOP Home: This describes the whole CWOP program and has a large amount of useful information.

CWOP Guide (PDF): This is a guide to siting and operating a CWOP station. This is a must-read document.

APRS WX Message format: This describes the actual format of the messages transmitted that carry WX information.

WXQC Mailing List: This is a mailing list where data quality issues are discussed. Assistance with software configuration can often be found here.

Topo Map Reading Guide: How to read USGS topographic maps, with a good section on reading contours.

Geographically nearby web pages: Use Geourl to find web pages that deal with locations geographically close to this site.


Website comments, problems etc to
Philip Gladstone

Last modified Monday, 01 September 2008
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