and for wind speed and direction the choice is usually a simple cup anemometer and wind vane. For [Jianjia Ma]’s QingStation, he decided to build another type of wind sensor: An ultrasonic ...

This evening and the first part of the night will see a band of heavy, showery rain from the south. It will then be mostly cloudy with the odd lingering patch of rain overnight. Wednesday Tomorrow ...

The dashed lines are called isotachs, and connect points of equal wind speed. The standard isotach intervals are 15 and 30 knots (28 km/h and 56 km/h) - knots is the preferred unit for these charts as ...

Doppler radars not only perform this function, but they are also able to measure the speed of movement of the reflecting particle as well. Generally as precipitation falls it moves with the wind, so ...

Jeff Ma became famous as a card counter cleaning out casinos. More recently, he’s been putting his analytical mind to work in the golf space. April 18, 2025 ...