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  • 21 Aug, 2019

  • By, Wikipedia

WXN87

National Weather Service - Shreveport, LA (SHV) is one of 122 weather forecast offices around the United States. It is responsible for issuing public and aviation forecasts and warning for South Central and Southwestern Arkansas, Southeastern Oklahoma, and Eastern and Northeastern Texas Counties, as well as for North Central and Northwestern Louisiana Parishes. It is co-located with a weather radar (KSHV) of the NEXRAD network and an upper air sounding facility. It controls the issuance of weather information and bulletins on a certain number of NOAA Weather Radio.

Mission

The mission of the Shreveport office is analyse meteorological data from weather stations, weather radar and satellite, and numerical weather predictions to issue forecast and warnings for forty-eight counties and parishes, centered around Shreveport, Louisiana. This includes 1 county in extreme Southeast Oklahoma, 9 counties in Southwest and Southern Arkansas, 21 counties in East Texas, and 17 parishes in Northwest and North Central Louisiana.

These forecasts are for general public, aviation and fire weather control. The aviation forecasts, are issued every 6 hours for 7 airports in the Shreveport coverage zone, including Shreveport Regional Airport. Fire weather forecasts are produced for fire officials and firefighting efforts. Watches, warnings, and advisories for severe thunderstorm and tornado watches are issued by the Storm Prediction Center (SPC), in Norman, OK, but are coordinated with the SHV office. All other watches and all warnings and advisories are issued by the local office in Shreveport.

Tools

The current office is co-located and maintain a Doppler weather radar and an upper air sounding facility. The latter is launching weather balloons to measure the atmospheric temperature, winds and humidity up to 100 thousand feet above ground twice daily at 00 and 12 UTC. During high-impact events, such as impending severe weather, winter weather, or when a hurricane is approaching the United States, balloon launches may occur more frequent. Data from the balloon launches are plotted on Skew-T log-P diagrams.

The meteorologists use the Advanced Weather Interactive Processing System (AWIPS) to monitor the weather situation and issue forecasts.

NOAA weather radio stations

Forecasts, observations, watches, warnings, and advisories are transmitted through a number of NOAA All Hazards Radio transmitters 24 hours a day:

Callsign Cities Frequency Region
WXJ65 Broken Bow, OK 162.450 MHz McCurtain County
WNG650 Center, TX 162.525 MHz Shelby County
KWN32 Gilmer, TX 162.425 MHz Upshur County
WXK23 Lufkin, TX 162.550 MHz Lufkin-Nacogdoches
WXJ96 Monroe, LA 162.550 MHz Monroe-Ruston
WNG725 El Dorado, AR 162.525 MHz El Dorado
WXN87 Natchitoches, LA 162.500 MHz Southeast Ark-La-Tex
WXJ97 Shreveport, LA 162.400 MHz Ark-La-Tex
WXJ49 Texarkana, TX 162.550 MHz Texarkana metropolitan area
WXK36 Tyler, TX 162.475 MHz East Texas
WNG653 Marietta, TX 162.525 MHz Atlanta-Linden

References

  1. ^ https://www.weather.gov/shv/. {{cite web}}: Missing or empty |title= (help)
  2. ^ NWS Office in Shreveport. "About our Office". National Weather Service. Retrieved 2021-01-02.