Site Information for K7K7 (7K7) in North Sioux City Graham Field, SD, United States of America

The following information is known about K7K7. 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: 42° 32' 22" N (deg min sec), 42.5395° (decimal), 4232.37N (LORAN)
Longitude: 96° 29' 5" W (deg min sec), -96.4848° (decimal), 09629.09W (LORAN)
Elevation: 337 metres (1107 feet) -- validated against 338 metres (1108 feet) from NED 1/9th arc-second: Mississippi-Missouri-Illinois Rivers
Location: North Sioux City Graham Field, SD, United States of America
County: Union, SD
Forecast Office: Sioux Falls (FSD)

The site location should be at the mark shown -- or very close. Clicking within the map area (or you can drag the 'K7K7' 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.

Can you help with location quality? Please indicate if the marker on the map points at the weather instrument cluster:

The location information for this site was gathered from 2 data sources. The source which most closely matches the consensus is chosen. Many of these sources only report the location to the nearest minute (or hundredth of degree). This can lead to the marker being placed noticeably incorrectly. Please see Discussion of Location Errors for more information. Show location history.

There are no photographs of the station. If you have pictures of this location, then please email them to k7k7@photo.gladstonefamily.net.

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

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: Sioux Falls (FSD) .

SiteDistanceLocation
WB0WNX4.4 milesEast Sioux City, IA, US (lat 42.5576°, long -96.4023°, altitude 383 metres) (data present)
KSUX11.6 milesSoutheast SIOUX GATEWAY AIRPORT, IA, United States (lat 42.3914°, long -96.3792°, altitude 336 metres) (data present)
UP24521.6 milesSoutheast Salix, IA, United States Of America (lat 42.2745°, long -96.2604°, altitude 328 metres) (data present)
KLRJ22.2 milesNortheast Le Mars, Le Mars Municipal Airport, IA, United States (lat 42.7779°, long -96.1937°, altitude 365 metres) (data present)
KVMR27.7 milesNorthwest Vermillion Harold Davidson Field, SD, United States of America (lat 42.7653°, long -96.9343°, altitude 349 metres)
HOKI430.0 milesSoutheast West Fork Ditch At Hornick, IA, United States Of America (lat 42.2269°, long -96.0778°, altitude 318 metres) (data present)
UP74931.7 milesNortheast Carnes, IA, United States Of America (lat 42.8942°, long -96.0896°, altitude 381 metres) (data present)
KLCG32.7 milesSouthwest Wayne, Wayne Municipal Airport, NE, United States (lat 42.2419°, long -96.9814°, altitude 436 metres) (data present)
SHAI437.2 milesEast Shagbark Hills, IA, United States Of America (lat 42.4300°, long -95.7700°, altitude 426 metres) (data present)
KORC37.8 milesNortheast Orange City, IA, United States (lat 42.9903°, long -96.0628°, altitude 431 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

Resources

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, 21 September 2014
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