Ground Validation Precipitation Data for Winter Olympics Field Campaign

NASA's GPM Ground Validation Autonomous Parsivel Unit dataset contains precipitation measurements from the ICE POP field campaign in South Korea. Data includes precipitation amount, rate, reflectivity, liquid water content, drop diameter, and drop concentration. Observations span from October 31, 2015, to July 1, 2018, supporting the study of severe winter weather in complex terrain.

Use Cases

• Validating satellite precipitation estimates from the GPM mission using ground-based reflectivity and precipitation rate measurements.
• Analyzing microphysical properties of winter precipitation, including drop diameter and concentration, for cloud modeling.
• Studying the impact of complex terrain on precipitation characteristics using data collected during a targeted field campaign.
• Improving short-term forecasting of severe winter weather events by examining time-series data of liquid water content and precipitation amount.

Strengths

• Data originates from a targeted international field campaign (ICE POP) focused on severe winter weather, ensuring relevance.
• Covers a multi-year time range from October 2015 to July 2018, providing observations across multiple winter seasons.
• Includes specific microphysical measurements like drop diameter and concentration, which are critical for precipitation science.
• Dataset is hosted on multiple authoritative platforms (Data.gov and NASA Earthdata), indicating recognized importance.

Limitations

• The exact row count and dataset size are not provided on any platform, limiting assessment of data volume.
• Specific column names and data structure are not detailed, making precise data handling planning difficult.
• License is ambiguously listed as 'other-license-specified' on Data.gov but is 'None' on NASA Earthdata, creating a conflict.

Provenance

Source

National Aeronautics and Space Administration (NASA)

Collection Method

Collected by Autonomous Parsivel Unit (APU) instruments during the ICE POP field campaign.

Time Range

October 31, 2015 through July 1, 2018

Freshness

2026-03-13 02:06:56.324090

Geography

South Korea, specifically the Pyeongchang region for the 2018 Olympic and Paralympic Winter Games.