Weather of current location

Building on another posting

Though this Article from Apple pertains to Weather on iPhones

The Source from where the Weather Information is gained would still be related to macOS Weather

Feature availability and data sources in the Weather app

Excerpt from above link

Data sources

• Australian Government Bureau of Meteorology
• BreezoMeter
• CMA Public Meteorological Service Centre
• Deutscher Wetterdienst
• Environment and Climate Change Canada
• EUMETNET - MeteoAlarm
• European Centre for Medium-Range Weather Forecasts (ECMWF)
• India Meteorological Department
• Instituto Nacional de Meteorologia
• Japan Meteorological Agency
• National Weather Service/National Oceanic and Atmospheric Administration (NOAA)
• QWeather
• Servicio Meteorológico Nacional
• Thai Meteorological Department
• The Met Office
• The Weather Channel

With Wi-Fi, Bluetooth, and Location services enabled for the Apple weather app, choose My Location in the weather application and location services should present the weather from the nearest weather reporting source to your current location.

Writing an effective Apple Support Communities question

Reliable , accurate, details / context will really help to pinpoint a possible solution.

We do not what to offer solutions you ( the users) has already attempted.

Try making sure you have your Wi-Fi enabled even though you might already have a Network connection. Weather requires Wi-Fi. Also, make sure you have enabled Location Services in System Settings, Privacy and Security.