About lhwx.org

Positioned on Lea Hill in Auburn, WA, this weather station is powered by an Ambient Weather WH65B. Data samples are taken every 16 seconds and published live to this site.

This station tracks the following weather measurements:

• Temperature (ambient air temperature)
• Feels like (calculation using a combination of wind chill/humidity/heat index/solar)
• 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: Ecowitt WH65B
• 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: 2,319,652
• First measurement: December 23, 2021 09:20 PM PST