> For the complete documentation index, see [llms.txt](https://docs.yudash.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yudash.com/integration-guides/environment-emission/weather.md).

# Weather

YuDash data loggers and IoT gateways are integrated with various weather instruments. They include wind speed and direction (anemometers), Solar radiation (Pyranometer). Typically, 4-20mA and  [Modbus](/device-to-cloud-api/industrial-protocols/modbus.md) protocols are used. Support 0-5V, millivolts and pulse counter feature is also availble.

### [Wind Speed and Direction](#wind-speed-and-direction-anemometers)

### [Solar Radiation](#solar-radiation-pyranometer)

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Brand names of each instrument is owned by respective companies. We do not recommend or endorse any products. The images are as used in field by our esteemed customers and system integrators.
{% endhint %}

## Wind Speed and Direction (Anemometers)

#### [Calypso Wind Sensor](https://calypsoinstruments.com/shop/product/ultra-low-power-ultrasonic-wind-meter-ulp-standard-6#attr=76,56,65)

<figure><img src="/files/gfko4dR1O3BWG2j1lEvZ" alt="" width="563"><figcaption></figcaption></figure>

[Davis Anemometer Vantage ProV2 (Wind Speed and Direction)](https://www.davisinstruments.com/products/anemometer-for-vantage-pro2-vantage-pro?srsltid=AfmBOoqZ_iiax3lHCV9zeJzTuBTFfFpoA19Cdr13WNQ_PsKugsqUvlMK)

<figure><img src="/files/kyQgEyzo1Qvu07efn5X9" alt="" width="563"><figcaption></figcaption></figure>

Generic Anemometers (Wind Speed and Direction)

<figure><img src="/files/KjUqbuBCuoDUs8wtke4p" alt="" width="563"><figcaption></figcaption></figure>

## Solar Radiation (Pyranometer)&#x20;