Mission-area historical tornado activity is significantly below Texas state average. It is 79% smaller than the overall U.S. average.
On 4/19/1965, a category F3 (max. wind speeds 158-206 mph) tornado 33.8 miles away from the Mission city center .On 4/26/1967, a category F2 (max. wind speeds 113-157 mph) tornado 9.3 miles away from the city center caused between $5000 and $50,000 in damages.
On 4/19/1965, a category F3 (max. wind speeds 158-206 mph) tornado 33.8 miles away from the Mission city center .
As began to thaw, suggested that they moved the All Spark to Mission City, where it would be easier to contact and rendezvous with military helicopters and take it to safety. Secretary of Defense agreed with him, despite the risk of attack from pursuing Decepticons. converted the All Spark to a more portable form, and he and a military escort, soon augmented by the Autobots, left for the city.