About leahillwx.org

Positioned on Lea Hill in Auburn, WA, this weather station is powered by an Ambient Weather WS-2902C. Data samples are taken every 5 seconds and published live to this site.

This station tracks the following weather measurements:

• Temperature (ambient air temperature)
• Feels like (wind chill or heat index)
• Humidity
• Barometric pressure
• Wind
• Direction
• Speed
• Rainfall
• UV (by way of solar irradiance and lux)

Everything else is recorded and interpolated using software.

Weather Station Data Services

Data from this station is syndicated to the following services:

• Weather Underground - KWAAUBU154
• PWS Weather - S50LEAHILL
• AWEKAS - S50LEAHILL
• Weathercloud - S50LEAHILL
• CWOP - GW1125

Other Links

Local National Weather Service office

Getting in Touch

Feel free to reach out to me through one of the following channels:

• Email: email at johnathan dot org

Technical details

• Weather station: Ambient Weather WS-2902C
• Data capture: Ecowitt GW11000
• Data is measured in metric units (Celsius, mm, etc.) and converted to imperial units (Fahrenheit, inches, etc.) for display. Pressure is captured in hPa/millibars and displayed the same.
• All timestamps are recorded in UTC and coverted to America/Los_Angeles for display.
• Forecasts: The OpenWeatherMap API, retrieved every 30 minutes.
• Backend: data is captured through a custom Rust application and forwarded to this site via an HTTP endpoint.
• Frontend: this site is built using Ruby on Rails. Data is stored in a PostgreSQL database.
• Hosting: Heroku

Some semi-relevant details:

• Number of weather measurements: 1,571,740
• First measurement: December 23, 2021 09:20 PM PST