In wintertime it really helps in
determining whether a storm will bring sleet, freezing rain or snow," he
added.C. For a discussion of these and other risks, see
"Factors That Could Affect Future Results" in Cray's most recent Quarterly
Report on Form 10-Q filed with the SEC.

Your products, devices, or service must be related to the meteorological sciences in some obvious way, to be listed in the category of [Science: Earth Sciences: Meteorology: Instruments].

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For more information, visit our web site at
www.

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There are only
70 weather balloon sites in the continental United States that collect
temperature, wind and moisture data from twice-daily atmospheric soundings. The AER software is based on science and technology
originally developed to support severe weather forecasting for the Athens
Olympics.





AER Web Site


nCast is a local weather software package that is easily tailored to meet
very specific needs.

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The experiment added 800 more daily atmospheric soundings.; Federal Aviation Administration and National Oceanic and Atmospheric
Administration, Washington; National Center for Atmospheric Research, Boulder,
Colo.

PRESS RELEASE AER Partnering With Cray to Offer Advanced Modeling Capabilities on Cray's XD1 System

AER provides
web-based graphical products as well as GRIB products, installation and
model training, and support and maintenance packages.

About AER

Founded in 1977, Atmospheric and Environmental Research , Inc.

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In
addition to its Lexington, MA headquarters, AER has offices in Omaha, NE,
and San Francisco , CA. All other trademarks are the property of their respective
owners.

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The sensor also
measures humidity, pressure, winds, icing and turbulence with the help of
location, time and altitude provided by built-in Global Positioning System
technology.; Massachusetts Institute of Technology Lincoln Laboratory, Lexington,
Mass.

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Mesaba is a
Northwest Airlink affiliate, headquartered in Minneapolis .
Large airliners fly above most weather and collect limited atmospheric
data.
"Meteorologists at the National Weather Service have found the
Tropospheric Airborne Meteorological Data Report to be useful in forecasting
severe thunderstorms, dense fog, precipitation types of winter storms and low-
level wind shear," said Richard Mamrosh, National Weather Service
meteorologist in Green Bay, Wis.gov

For information about NASA and agency programs on the web, visit:

http://www. The Cray XD1 supercomputer's scalability for meeting
high-performance processing requirements, and AER's nCast software
architecture with unique storm advection and visualization capabilities,
complement each other, benefiting the customer and delivering valuable
environmental information as web-based graphics for mission-critical uses. The x86-based Cray XD1 system supports a broad range of 32-
and 64-bit HPC applications on AMD Opteron single- or dual-core
processors . There are certain
factors that could cause Cray's execution plans to differ materially from
those anticipated by the statements above.

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"We are enthusiastic about the potential of our modeling and alerting
capabilities on the Cray platform.

Sites which cover the latest news and information on meteorological sciences and instruments, and sites that provide direct meteorological information , should be listed within [News: Weather].

vaisala humidity

"Initial research shows the airborne sensor makes a 10 to 20 percent
improvement in forecast error in numerical models and that's just with
temperature ," said Taumi Daniels, NASA project leader.
AMD, AMD Opteron and combinations thereof are trademarks of Advanced Micro
Devices, Inc.

radiometers sutron

The airline mainly
flies shorter commuter routes.
Industry , meteorologists, researchers and scientists are part of the
partnership analyzing data.

The Cray XD1 supercomputer combines direct-connect system architecture,
high-performance computing (HPC )-optimized Linux, management and
reconfigurable computing technologies to deliver exceptional performance on
real-world applications.com for more
information.

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The partners include: AirDat L.
For information about NASA's aeronautics research on the Web, visit:

http: //www.
Atmospheric and Environmental
Research, Inc.

"AER's advanced science has resulted in an application that offers the same
flexibility and scalability supported by our hardware, and leverages the
benefits of Cray's superior price/performance metrics. It provides localized model forecast elements such as
temperatures, winds, pressure and precipitation, to assist in weather
forecasting , scientific research or operational support.

This category covers scientific and industrial instruments , systems, and supplies used in the meteorological industry.

Sites which cover consumer goods, hobby goods, and/or products for the serious amateur should be listed within [Shopping: Recreation and Hobbies: Science and Nature: Earth Science: Meteorology].

Sites in other languages are listed in World/----- .

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WASHINGTON, Weather forecasters in the middle of
the United States are making better local predictions for pilots and others
thanks to an airborne sensor being tested by NASA's Aviation Safety Program ., led the team
that designed, built and equipped dozens of Mesaba Airlines aircraft with the
Tropospheric Airborne Meteorological Data Report instrument.
The focus of the program is on the way vehicles are designed, built, operated,
and maintained.gov/home

Cray is a registered trademark , and Cray XD1 is a trademark, of Cray Inc.

This includes all of the specialized sensors, instruments , equipment, and services that might be used within this discipline, and anything that scientists, educators , and engineers might need in the course of their meteorological work.

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, Morrisville,
N.

The combination of AER's advanced science and Cray's powerful
supercomputers offers an end-to-end solution for addressing the local
forecasting and alerting needs of organizations constrained by modest or
limited budgets. The AER-Cray solution is very well
suited to deliver exceptional results for a broad range of users," said
Cecilia Sze, AER's President and CEO.

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nasa. (NASDAQ: CRAY), announced today they
are collaborating to offer a highly affordable solution that provides local
forecast information for a variety of uses that is scalable, flexible,
entirely customizable and delivered on the award-winning Cray XD1
supercomputer. is an
award-winning environmental research and consulting company with
demonstrated expertise in numerical weather prediction, remote sensing,
satellite meteorology, climate dynamics and radiation, circulation
diagnostics, atmospheric chemistry, air quality and risk assessment,
oceanography, planetary sciences, space weather and systems engineering .

Safe Harbor Statement

This press release contains forward-looking statements. These include the technical
challenges of developing high-performance computing systems, the successful
porting of application programs to Cray computer systems, reliance on
third-party suppliers, and Cray's ability to keep up with rapid
technological change.

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Please, English language sites only.

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"In summertime its best use is in determining
if and when thunderstorms might develop.
The program is part of NASA's Aeronautics Research Mission Directorate. Forecasting severe
weather with tools such as these has relevance worldwide," stated Per
Nyberg, Cray's Earth Sciences Business Manager.
Building on years of experience in designing, developing, marketing and
servicing the world's most advanced supercomputers, Cray offers a
comprehensive portfolio of HPC systems that deliver unrivaled sustained
performance on a wide range of applications.

hydrological dataloggers

aerospace. Purpose-built for demanding HPC applications such
as computational chemistry, environmental forecasting and CAE, the Cray XD1
system lets users simulate, analyze and solve complex problems more quickly
and accurately.

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When equipped with the weather sensor, regional aircraft, which
typically fly below 25,000 feet, can provide more information .

hydrological dataloggers

The instrument allows aircraft to automatically sense and report
atmospheric conditions.

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The information
the team collects can also benefit weather models and forecasts, because it
increases the number of observations in the lower atmosphere.C.cray.

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NASA Test Provides Pilots With Better Weather Forecasts

L.

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Optional features
include automated alerting, key forecast indices and cloud or precipitation
advection models.

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Researchers at NASA's Langley Research Center , Hampton, Va. Observations are sent by satellite to a ground data
center that processes and distributes up-to-date weather information to
forecasters and pilots. The program is developing principles, guidelines , concepts,
tools, methods, and technologies to address four areas: aircraft aging and
durability; integrated intelligent flight deck technologies; integrated
vehicle health management; and integrated resilient aircraft control., a leader in earth, atmosphere and space science R&D, and
global supercomputer leader Cray Inc.

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nasa.aer.com.

This is a listing of equipment and/or services, not just talking about the science or the weather.

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; Meteorological Service of Canada, Montreal; UK MET Office, London; and
Meteorological Network of Europe, Toulouse, France. The Cray XD1 system also provides application acceleration
capabilities using field-programmable gate array (FPGA) technology tightly
connected to the direct-connect structure.

About Cray

As the global leader in HPC, Cray provides innovative supercomputing
systems that enable scientists and engineers in government, industry and
academia to meet both existing and future computational challenges. Go to www.

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