https://phys.org/news/2018-08-nasa-fluctuating-strength-tropical-storm.html

AIRS saw coldest cloud top temperatures being pushed east of center by strong vertical wind shear. Those cloud top temperatures were as cold as minus 63 degrees Fahrenheit (minus 53 degrees Celsius). Storms with cloud top temperatures that cold have the capability to produce heavy rainfall.

On Aug. 28, NOAA's Central Pacific Hurricane Center or CPHC noted that there were no coastal watches or warnings in effect. However, CPHC cautioned that interests in the Northwestern Hawaiian Islands should continue to monitor the progress of Lane.