The High-Resolution Rapid Refresh (HRRR): An Hourly Updating Convection-Allowing Forecast Model. Part I: Motivation and System Description

C. Dowell, David; R. Alexander, Curtis; James, Eric; S. Weygandt, Stephen; G. Benjamin, Stanley; S. Manikin, Geoffrey; T. Blake, Benjamin; M. Brown, John; B. Olson, Joseph; Hu, Ming; G. Smirnova, Tatiana; Ladwig, Terra; S. Kenyon, Jaymes; Ahmadov, Ravan; D. Turner, David; D. Duda, Jeffrey; I. Alcott, Trevor

doi:10.1175/waf-d-21-0151.1

Public

The High-Resolution Rapid Refresh (HRRR): An Hourly Updating Convection-Allowing Forecast Model. Part I: Motivation and System Description

Published in Weather and Forecasting • May 27, 2022

Authors:

David C. Dowell

Curtis R. Alexander

Eric James

Abstract

Abstract The High-Resolution Rapid Refresh (HRRR) is a convection-allowing implementation of the Advanced Research version of the Weather Research and Forecasting (WRF-ARW) Model with hourly data assimilation that covers the conterminous United States and Alaska and runs in real time at the NOAA/Nat...

Subject

Data assimilation

Initialization

Meteorology

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