The WeatherFlow WEATHER Meter is the first WIRELESS  Bluetooth Smart portable and mountable weather station under $100 that syncs up to Smart phones and devices so you can record, share, and save all the weather data you could need. Works with iOS and Android devices to measure the wind speed.  Small enough to fit in your pocket.

WeatherFlow WINDmeters are pocket-sized anemometers that capture highly accurate wind measurements. You can record data in a variety of compatible apps including the free Wind & Weather Meter app and share reports instantly via email, SMS, Twitter, Instagram, and more.

WINDmeter connects wirelessly to your smartphone up to 100 feet away. From sailors to farmers, now anyone can capture and share accurate wind data with the WINDmeter.