CWOP Information for AA6RV (AT787) in Canyon Country, CA, US

The following information is known about AA6RV. 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: 34° 27' 27" N (deg min sec), 34.4576° (decimal), 3427.46N (LORAN)
Longitude: 118° 23' 20" W (deg min sec), -118.3888° (decimal), 11823.33W (LORAN)
Elevation: 594 metres (1949 feet) -- validated against 595 metres (1952 feet) from NED 1/3rd arc-second: Western United States
Location: Canyon Country, CA, US
County: Los Angeles, CA
Forecast Office: Los Angeles (LOX)
Weather station Manager/Operator: David
Station type/software: Davis Vantage Pro 2/Vue with Weatherlink-IP

The site location should be at the mark shown -- or very close. Clicking within the map area (or you can drag the 'AA6RV' 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. Show location history.

The station (or view from the station) is shown here. You can choose the view direction to see the surroundings. Other information (and somewhat larger images) can be found by clicking on the picture.

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 to see if your data is being seen there.

Weather data was seen at around 252 days ago on 2018-06-10.

A recently received report from this station was


If this is not a weather report, then your station may not be transmitting weather reports, and this may be the problem. Check the recent reports at to see if any look like weather reports.

A reasonably recent weather report (252 days ago) received from this station was

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: Los Angeles (LOX) .

DW43909.2 milesWest Valencia, CA, US (lat 34.4376°, long -118.5478°, altitude 381 metres) (data present)
CW50159.2 milesSouth Sylmar, CA, US (lat 34.3285°, long -118.4272°, altitude 501 metres) (data present)
EW86829.5 milesSouth Sylmar, CA, US (lat 34.3203°, long -118.4058°, altitude 424 metres) (data present)
EW196611.5 milesNortheast Leona Valley, CA, US (lat 34.6068°, long -118.2978°, altitude 1097 metres) (data present)
CW555113.9 milesNorth Elizabeth Lake, CA, US (lat 34.6588°, long -118.3883°, altitude 1050 metres) (data present)
EW989515.9 milesSouthwest Porter Ranch, CA, US (lat 34.2644°, long -118.5398°, altitude 310 metres) (data present)
DW431216.5 milesSoutheast Glendale, CA, US (lat 34.2453°, long -118.2588°, altitude 619 metres) (data present)
FW214316.8 milesSoutheast La Crescenta, CA, US (lat 34.2437°, long -118.2505°, altitude 634 metres) (data present)
K7JAJ-117.0 milesNortheast Quartz Hill, CA, US (lat 34.6579°, long -118.2173°, altitude 746 metres) (data present)
EW173417.5 milesSouthwest Chatsworth, CA, US (lat 34.2686°, long -118.5921°, altitude 317 metres) (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


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

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

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

Urban Siting and Operations (PDF): This is a guide to siting and operating a CWOP station in an urban environment.

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.

Overall website comments, problems etc to Philip Gladstone
Page layout last modified Sunday, 28 February 2016
Questions for this weather station owner/operator to David
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