A tire sensing system operable to determine one or more physical characteristics of an associated tire , of an associated wheel assembly said tire sensing system comprising: a sensing device supported on an associated vehicle adjacent the associated wheel assembly , said sensing device including: antennas facing toward the associated tire such that said sensing device has a field of view (FVW) of an associated tire tread along an associated outer surface of the associated tire ; a millimeter wave transmitting device ; a millimeter wave receiving device ; and, a processor communicatively coupled with a memory , said memory including instructions to: transmit a millimeter wave (TX s ;TX g ) toward the associated tire using said millimeter wave transmitting device ; receive a millimeter wave (RX s ;RX g ) reflected from the associated tire at said millimeter wave receiving device ; image first and second radial extents (r s ;r g ) of the associated tire based on said received millimeter wave (RX s ;RX g ) as the associated tire undergoes angular displacement about an axis of rotation (AXR) using an associated given imaginary point (GPT) on the associated outer surface , the imaginary point (GPT) traveling into and through said field of view (FVW) of said sensing device ; and, determine a dimensional difference between said first and second radial extents (r s ;r g ) of the associated tire . antennas facing toward the associated tire such that said sensing device has a field of view (FVW) of an associated tire tread along an associated outer surface of the associated tire ; a millimeter wave transmitting device ; a millimeter wave receiving device ; and, a processor communicatively coupled with a memory , said memory including instructions to: transmit a millimeter wave (TX s ;TX g ) toward the associated tire using said millimeter wave transmitting device ; receive a millimeter wave (RX s ;RX g ) reflected from the associated tire at said millimeter wave receiving device ; image first and second radial extents (r s ;r g ) of the associated tire based on said received millimeter wave (RX s ;RX g ) as the associated tire undergoes angular displacement about an axis of rotation (AXR) using an associated given imaginary point (GPT) on the associated outer surface , the imaginary point (GPT) traveling into and through said field of view (FVW) of said sensing device ; and, determine a dimensional difference between said first and second radial extents (r s ;r g ) of the associated tire . transmit a millimeter wave (TX s ;TX g ) toward the associated tire using said millimeter wave transmitting device ; receive a millimeter wave (RX s ;RX g ) reflected from the associated tire at said millimeter wave receiving device ; image first and second radial extents (r s ;r g ) of the associated tire based on said received millimeter wave (RX s ;RX g ) as the associated tire undergoes angular displacement about an axis of rotation (AXR) using an associated given imaginary point (GPT) on the associated outer surface , the imaginary point (GPT) traveling into and through said field of view (FVW) of said sensing device ; and, determine a dimensional difference between said first and second radial extents (r s ;r g ) of the associated tire . <EOS>