 Damage in Costa Rica reached $30 million (1969 USD) and 5 deaths were reported.Winds aloft in the vicinity of San Andrés, Colombia and the Panama Canal Zone indicated that a low-level circulation developed in the southwestern Caribbean Sea on November 20.According to the Best Track, Tropical Storm Martha formed at 1200 UTC on November 21, with an initial wind speed of 50 mph (85 km/h).