EWS-30 -Automated weather station


Product Code:060
Brand:Meteorological Instrument


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EWS-30 – Perfect for the Tech Savvy Weather Enthusiast, the Weather OBSERVER weather station, combines reliability, easy installation. The OBSERVER is accurate, precise, and affordably priced. indoor temperature sensor to the display console.
The display console sends and receives data via USB Cable, Send real time data to  The Weather Network is the most user friendly design for monitoring your data across different platforms. Quickly view detailed information with our animated expandable modules.
The outdoor temperature, humidity, wind speed, wind direction, rainfall, UV and solar light from the all-in-one sensor .

The OBSERVER also indoor temperature, humidity and barometric pressure from the indoor temperature.
You also get dew point and rainfall rate, and a graph provides detailed trends for barometer, temperature and humidity.
The menu based multi-screen display includes  time  synchronization, imperial and metric units of measure, high and low alarm conditions with audible alert, calibration of all major parameters, real-time  weather publishing by Wunderground.com.
The OBSERVER also displays minimum and maximum conditions with time and date stamp, historical archived data, which can be exported to SD Card (optional, see the You May Also Like section below) for advanced data analysis in Excel, and detailed time graphs for spotting weather trends.
The SD Card is also used for firmware updates.
The full color TFT LCD full color display is easy to read, day or night. The attractively thin desktop display is also wall mountable and includes an AC adaptor, and features automatically controlled brightness settings based on time of day. Includes an AC adaptor.
The sunrise, sunset and moon phase keeps you in touch with your environment.
The all-in-one sensor  features a pagoda thermo-hygrometer light shield with passive aspiration for the upmost accuracy, a bubble level for plumb installation, and a solar panel. 3 x AA batteries not included.
The sensor  mount includes a small swedged pole for mounting into a standard .

Note: The EWS-30 replaces the EWS-20. The EWS-30 uses rechargeable batteries that are charged by a solar collector

The EWS-30  uses a super capacitor for energy storage, and is charged by the solar collector in the day, and non-rechargeable batteries at night.

Weather Station Features:

all-in-one integrated sensor  measures wind speed, wind direction, temperature, humidity, wind speed, wind direction, rainfall, UV and solar light.

indoor thermo-hygrometer-barometer sensor

Full color TFT LCD full color display

Supports both imperial and metric units of measure

14 second real-time updates on the console

Encrypted  internet USB cable communication

Calibration for all measured parameters

NIST time synchronization

Publish real time data to Wunderground.com. No fees.

Weather.net Features:

Mobile friendly and responsive web design looks great on any phone, tablet, laptop or desktop.

App not required. Simply view in your web browser and bookmark on your home screen. Saves memory and bandwidth.

Customizable Dashboard Displays Dials, Gauges, Graphs and Text Reports

Send email or text alerts for high and low conditions for every parameter. Send multiple alerts for the same parameter.

Monitors both indoor and outdoor conditions.

Includes handy timeline for tracking alert history.

Wunderground.com Features:

  • The most popular personal weather station (PWS) hosting service in the world
  • Free ‘cloud based’ service
  • Real-time Streaming Updates (rapid fire flash view)
  • Weather Station Google Mapping
  • Historical data archiving (daily, monthly, yearly and custom).
  • WeatherCam integration with time lapse video and daily archiving (weathercams sold separately)
  • Personal weather station stickers for your website
  • Graphs and tabular data
  • Comma Separated File (csv) export
  • XML Feeds


  • Indoor Temperature Range: 32 to 140 °F
  • Indoor Temperature Accuracy: ± 2 °F
  • Indoor Temperature Resolution: 0.1 °F
  • Outdoor Temperature Sensor Range: -40 to 149 °F
  • Outdoor Temperature Range: -40 to 140 °F (with lithium e2 Energizer batteries)
  • Outdoor Temperature Accuracy: ± 2 °F
  • Outdoor Temperature Resolution: 0.1 °F
  • Indoor Humidity Range: 10 to 99%
  • Indoor Humidity Accuracy: ± 5%
  • Indoor Humidity Resolution: 1 %
  • Outdoor Humidity Range: 10 to 99%
  • Outdoor Humidity Accuracy: ± 5%
  • Outdoor Humidity Resolution: 1 %
  • Barometric Pressure Range: 8.85 to 32.50 inHg
  • Barometric Pressure Accuracy: ± 0.08 inHg (within range of 27.13 to 32.50 inHg)
  • Barometric Pressure Resolution: 0.01 inHg
  • Solar Light (Light) Range: 0 to 400,000 Lux
  • Solar Light Accuracy: ± 15%
  • Solar Light Resolution: 1 Lux
  • UV Range: 0 to 15
  • UV Accuracy: ± 1
  • UV Resolution: 1
  • Rain Range: 0 to 394 in.
  • Rain Accuracy: ± 10%
  • Rain Resolution: 0.01 in
  • Wind Direction Range: 0 – 360º
  • Wind Direction Accuracy: ± 1º
  • Wind Direction Resolution: 1º
  • Wind Speed Range: 0 to 100 mph (operational)
  • Wind Speed Accuracy: ± 2.2 mph or 10% (whichever is greater)
  • Wind Speed Resolution: 0.1 mph
  • Wind Speed Calculation: Average wind speed in 16 second update period
  • Wind Gust Calculation: Peak wind speed in 16 second update period

Power Specifications:

  • Base station: Input 5V DC; 6.5′ 110-240V 50-60 Hz wall charger included, Power Consumption: 7.5 Watts
  • Indoor sensor : 2xAAA batteries (not included)
  • Outdoor sensor : 3xAA batteries (e2 Lithium Energizer recommended, alkaline OK)


  • Display Console:
  • Frame Dimensions (LxWxH): 7.75 x 5.75 x 0.75”
  • LCD Dimensions (LxW): 6.25 x 3.5”
  • Sensor , appx. (HxLxW): 14 x 12 x 6″
  • Indoor thermometer-hygrometer-barometer (HxWxW): 2.5 x 3.5 x 1“

Other Features:

  • Includes swedged stub pole for standard pole mounting and straight snub pole for universal pole mounting
  • Bubble level for accurate mounting


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