Freezing drizzle
From Glossary of Meteorology
freezing drizzle
Drizzle that freezes upon impact with the ground or other exposed objects. In U.S. aviation weather observations, this hydrometeor is encoded FZDZ. The physical cause of this phenomenon is the same as that for freezing rain.
NOAA, 2005: Federal Meteorological Handbook No. 1: Surface Weather Observations and Reports. Office of the Federal Coordinator for Meteorological Services and Supporting Research, FCM-H1-2019, 101 pp. [Available online at https://www.icams-portal.gov/publications/fmh/FMH1/fmh1_2019.pdf.]
Federal Aviation Administration, 2021: Surface Weather Observing, Air Traffic Organization, JO 7900.5E CHG 1, 178 pp. [Available online at https://www.faa.gov/documentLibrary/media/Order/JO_7900.5E_with_Change_1.pdf].
Term edited 30 December 2021.