Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133
In response to the need for improved weather prediction capabilities in support of the U.S. Antarctic Program’s field operations, the Antarctic Mesoscale Prediction System (AMPS) was implemented in Oc-tober 2000. AMPS employs the Polar MM5, a version of the fifth-generation Pennsylvania State Univer...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.586.4989 2023-05-15T13:50:09+02:00 Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 David H. Bromwich Andrew J. Monaghan Kevin W. Manning The Pennsylvania State University CiteSeerX Archives 2005 application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.586.4989 http://polarmet.osu.edu/PolarMet/PMGFulldocs/bromwich_monaghan_mwr_2005.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.586.4989 http://polarmet.osu.edu/PolarMet/PMGFulldocs/bromwich_monaghan_mwr_2005.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://polarmet.osu.edu/PolarMet/PMGFulldocs/bromwich_monaghan_mwr_2005.pdf text 2005 ftciteseerx 2016-01-08T13:17:17Z In response to the need for improved weather prediction capabilities in support of the U.S. Antarctic Program’s field operations, the Antarctic Mesoscale Prediction System (AMPS) was implemented in Oc-tober 2000. AMPS employs the Polar MM5, a version of the fifth-generation Pennsylvania State University– NCAR Mesoscale Model optimized for use over ice sheets. The modeling system consists of several domains ranging in horizontal resolution from 90 km covering a large part of the Southern Hemisphere to 3.3 km over the complex terrain surrounding McMurdo, the hub of U.S. operations. The performance of the 30-km AMPS domain versus observations from manned and automatic weather stations is statistically evaluated for a 2-yr period from September 2001 through August 2003. The simulated 12–36-h surface pressure and near-surface temperature at most sites have correlations of r 0.95 and r 0.75, respectively, and small biases. Surface wind speeds reflect the complex topography and generally have correlations between 0.5 and 0.6, and positive biases of 1–2 m s1. In the free atmosphere, r 0.95 (geopotential height), r 0.9 (temperature), and r 0.8 (wind speed) at most sites. Over the annual cycle, there is little interseasonal variation in skill. Over the length of the forecast, a gradual decrease in skill is observed from hours 0–72. One exception is the surface pressure, which improves slightly in the first few hours, due in part Text Antarc* Antarctic Unknown Antarctic The Antarctic |
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Open Polar |
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ftciteseerx |
language |
English |
description |
In response to the need for improved weather prediction capabilities in support of the U.S. Antarctic Program’s field operations, the Antarctic Mesoscale Prediction System (AMPS) was implemented in Oc-tober 2000. AMPS employs the Polar MM5, a version of the fifth-generation Pennsylvania State University– NCAR Mesoscale Model optimized for use over ice sheets. The modeling system consists of several domains ranging in horizontal resolution from 90 km covering a large part of the Southern Hemisphere to 3.3 km over the complex terrain surrounding McMurdo, the hub of U.S. operations. The performance of the 30-km AMPS domain versus observations from manned and automatic weather stations is statistically evaluated for a 2-yr period from September 2001 through August 2003. The simulated 12–36-h surface pressure and near-surface temperature at most sites have correlations of r 0.95 and r 0.75, respectively, and small biases. Surface wind speeds reflect the complex topography and generally have correlations between 0.5 and 0.6, and positive biases of 1–2 m s1. In the free atmosphere, r 0.95 (geopotential height), r 0.9 (temperature), and r 0.8 (wind speed) at most sites. Over the annual cycle, there is little interseasonal variation in skill. Over the length of the forecast, a gradual decrease in skill is observed from hours 0–72. One exception is the surface pressure, which improves slightly in the first few hours, due in part |
author2 |
The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
David H. Bromwich Andrew J. Monaghan Kevin W. Manning |
spellingShingle |
David H. Bromwich Andrew J. Monaghan Kevin W. Manning Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 |
author_facet |
David H. Bromwich Andrew J. Monaghan Kevin W. Manning |
author_sort |
David H. Bromwich |
title |
Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 |
title_short |
Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 |
title_full |
Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 |
title_fullStr |
Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 |
title_full_unstemmed |
Real-time forecasting for the Antarctic: an evaluation of the Antarctic Mesoscale Prediction System (AMPS). Monthly Weather Review 133 |
title_sort |
real-time forecasting for the antarctic: an evaluation of the antarctic mesoscale prediction system (amps). monthly weather review 133 |
publishDate |
2005 |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.586.4989 http://polarmet.osu.edu/PolarMet/PMGFulldocs/bromwich_monaghan_mwr_2005.pdf |
geographic |
Antarctic The Antarctic |
geographic_facet |
Antarctic The Antarctic |
genre |
Antarc* Antarctic |
genre_facet |
Antarc* Antarctic |
op_source |
http://polarmet.osu.edu/PolarMet/PMGFulldocs/bromwich_monaghan_mwr_2005.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.586.4989 http://polarmet.osu.edu/PolarMet/PMGFulldocs/bromwich_monaghan_mwr_2005.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
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1766253120880377856 |