Well, firstly it can be due to pressure on the spinal nerves.
Other causes are decreased blood supply of that leg because of formation of plaque from atherosclerosis , decreased calcium, potassium, or sodium in your body ,Vitamin B12 deficiency. You need clinical examination, X-Ray of spine ,blood tests to evaluate the cause. These symptoms does not looks be indicative of Stroke.
Please make an appointment with your doctor for evaluation and treatment.