A gas velocity sensor probe adapted to measure gas flow velocity and temperature comprising: a probe housing; an operational amplifier and a power output amplifier; a bridge circuit assembly including a bridge circuit coupled to the operational amplifier and to the power output amplifier, the bridge circuit including a first leg with a heated velocity sensor and a first reference resistor, a temperature of the velocity sensor being within a predefined overheat temperature range which is above an ambient temperature, the bridge circuit having a second leg comprised of reference resistors and a digitally controlled resistive element to dynamically adjust and maintain the temperature of the velocity sensor within the overheat temperature predefined range, the operational amplifier applying a DC voltage to enable the resistive element to be heated to a target temperature within the overheat temperature range; a gas flow temperature sensor for measuring the temperature of the gas flow to be measured; a non-volatile memory unit; and an analog to digital converter coupled to an output of the temperature sensor and to an output of the bridge circuit assembly, wherein the bridge circuit assembly, the temperature sensor, operational amplifier, power output amplifier, the non-volatile memory unit, and the analog to digital converter are located and housed in the probe housing, the probe housing having a window or opening at a probe tip that exposes the velocity sensor and the temperature sensor to a gas flow, the gas velocity sensor probe is coupled at an end opposite to the window to a connector assembly for supporting the gas velocity sensor probe on a probe handle and for serving as a digital interface with the probe handle. a probe housing; an operational amplifier and a power output amplifier; a bridge circuit assembly including a bridge circuit coupled to the operational amplifier and to the power output amplifier, the bridge circuit including a first leg with a heated velocity sensor and a first reference resistor, a temperature of the velocity sensor being within a predefined overheat temperature range which is above an ambient temperature, the bridge circuit having a second leg comprised of reference resistors and a digitally controlled resistive element to dynamically adjust and maintain the temperature of the velocity sensor within the overheat temperature predefined range, the operational amplifier applying a DC voltage to enable the resistive element to be heated to a target temperature within the overheat temperature range; a gas flow temperature sensor for measuring the temperature of the gas flow to be measured; a non-volatile memory unit; and an analog to digital converter coupled to an output of the temperature sensor and to an output of the bridge circuit assembly, wherein the bridge circuit assembly, the temperature sensor, operational amplifier, power output amplifier, the non-volatile memory unit, and the analog to digital converter are located and housed in the probe housing, the probe housing having a window or opening at a probe tip that exposes the velocity sensor and the temperature sensor to a gas flow, the gas velocity sensor probe is coupled at an end opposite to the window to a connector assembly for supporting the gas velocity sensor probe on a probe handle and for serving as a digital interface with the probe handle.