MERRA-2 Reanalysis Visualizations Available in FLUID

04.08.20

The GMAO is pleased to announce that an update for the MERRA-2 reanalysis visualizations is now publicly available on the FLUID webpage at https://fluid.nccs.nasa.gov/reanalysis/. In addition to hourly weather and atmospheric composition figures, this update features the introduction of two new collections of images that highlight the capability of the multi-decadal dataset. In the "Climatology and Anomalies" collection, users can find monthly mean fields, the 30-year climatology, the monthly anomaly with respect to the climatology, and the climatological standard deviation, as shown in the example below.

sample visualization - precip rate

The additional "Climate Statistics" collection provides monthly indices that represent daily extreme weather events and percentiles to show how extreme or normal a given month was with respect to surface air temperature and precipitation. These statistics require a 30-year dataset, such as MERRA-2, to adequately capture the extreme events. For example, the number of days with heat wave conditions across the United States during July 2012 is shown below.

sample visualization - heat wave conditions

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