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OLYMPEX Airborne Data Analysis for Snowfall Rate-Reflectivity Relationships

Utilizing Citation aircraft data from OLYMPEX, this study focuses on developing relationships between snowfall (rainfall) rate and radar reflectivity across various radar bands. Comparisons are made between in-situ aircraft data and retrieval products from CloudSat, GPM, and TRMM datasets. Results i

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Deconvolving Snow Cover and Snowfall Passive Microwave Signals

This research focuses on deconvolving snow cover and snowfall passive microwave signals using GPM data. The study employs a data-driven approach to estimate snowfall using a nested K-nearest algorithm and observed irregularities. By analyzing variations in brightness temperatures (Tbs) over snow-cov

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Estimation of Precipitation over the OLYMPEX Domain during Winter 2015-2016

The study aims to evaluate precipitation products over the OLYMPEX domain during the winter of 2015-2016 by utilizing various data sources such as NOAA, NASA, and in-situ observations. The primary goal is to enhance the assessment of Global Precipitation Mission (GPM) products, focusing on regions w

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OLYMPEX Ground Validation Program on the Olympic Peninsula

Conducted by experts from University of Washington, NASA, and National Park Service, the OLYMPEX program aims to validate satellite precipitation algorithms in the Pacific NW terrain. This includes testing in an environment with abundant rain, snow, and complex terrain transitioning from ocean to la

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Improving GMI Lake Effect Snow Retrievals

GPM Microwave Imager provides enhancements to the GPROF operational algorithm for accurate lake-effect snow quantitative precipitation estimates. The study evaluates observational analysis, precipitation retrieval improvements, and the significance of accurate snowfall quantification for emergency m

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Comparisons of IMERG Version 06 Precipitation in the Tropics

Integrated Multi-satellite Retrieval for GPM (IMERG) by NASA provides global precipitation data. This work validates IMERG version 06 and compares it with data from the Convective Processes Experiment. It analyzes precipitation rates at and between Passive Microwave Overpasses. Two case studies from

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Passive Microwave and Upcoming GPM Activities

The Passive Microwave and Upcoming GPM Activities Science Advisory Committee Meeting provided insights on forecast challenges, current products, and the product generation process related to passive microwave observations. The meeting discussed relevance to SPoRT and partner agencies, forecast chall

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Mitigation Methodology for Ground Clutter in GPM Combined Algorithm

Explore the methodology devised by Mircea Grecu and David T. Bolvin to mitigate ground clutter in the GPM combined algorithm. The approach involves using near-nadir DPR reflectivity profiles, deriving an empirical prediction procedure, and considering operational considerations. Discover the results

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Global Agricultural Drought Monitoring with GPM Precipitation Products

Explore the application of GPM precipitation products for global agricultural drought monitoring systems. Learn about the Global Root-Zone Soil Moisture DA System, 2002-2010 global rank correlations, and the Global Precipitation Enhancement System. Discover the Soil Moisture/Rainfall Friendly Compet

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