En route, six 355 Vaisala regional sales managers have driven the F150 gathering pavement weather condition data from roads at traffic speed; the truck being fitted with the company’s Condition Patrol weather monitoring system. This uses lasers En route, six 355 Vaisala regional sales managers have driven the F150 gathering pavement weather condition data from roads at traffic speed; the truck being fitted with the company’s Condition Patrol weather monitoring system. This uses lasers