Sentences with phrase «weather forecast model»

The weather forecasting enterprise needs to get its act together in terms of better interpretation of the various models available (the UK Met Office weather forecast model is currently getting a lot of attention in the private sector weather forecasting community).

The difference between a huge impact for NYC and what actually happened was a difference of about 25 km in the storm track, which is not a level of accuracy that you can expect from a weather forecast model.

Judith's last comment bears repeating: «The weather forecasting enterprise needs to get its act together in terms of better interpretation of the various models available (the UK Met Office weather forecast model is currently getting a lot of attention in the private sector weather forecasting community).

Feedback from this office indicated that the 2:19 a.m. Suomi NPP SFR image (Figure 2) matched ground - based observations better than the precipitation forecast from the North American Mesoscale Forecast System (NAM), a NOAA weather forecast model, within this data - sparse region.

«It's like if we have a weather forecast model that gets the rain right in Boston today, but for the wrong reasons,» Follows says.

Working has greatly slowed down my progress as well: I'm currently working for the National Oceanic and Atmospheric Administration as part of a team trying to predict snowfall rates from satellite and weather forecast model data.

Once that happens — and its predictive power is validated — the approach could be folded into weather forecast models, researchers say.

The data provides an invaluable record for understanding radiation - belt variability that is key to developing effective space - weather forecasting models.

I was working for the Omani Meteorological Department when the implementation of a numerical weather forecasting model prompted the need for some local knowledge in numerical weather predictions.

By pulling together the maximum possible computer resource, and running these weather forecast models thousands of times — and for alternative carbon dioxide levels — a picture can be built of how often severe storms can be expected.

If we thought weather forecasting models were inaccurate solely because the weather doesn't «know» what it's going to do there'd be no point in investing in bigger and bigger supercomputers would there?

This is quite subtle though — weather forecast models obviously do better if they have initial conditions that are closer to the observations, and one might argue that for particular climate model predictions that are strongly dependent on the base climatology (such as for Arctic sea ice) tuning to the climatology will be worthwhile.

It would involve looking at the current weather map for the planet and iterating forward, hour by hour, using weather forecasting models, for twenty years.

Slow - changing factors, such as concentrations of greenhouse gases (GHGs), can be held constant in a weather forecasting model.

We use the large - eddy simulation code PyCLES to simulate the dynamics of clouds and boundary layers, to elucidate their response to climate changes, and to develop closure schemes for representing their smaller - scale dynamics in larger - scale climate and weather forecasting models.

In this way, the first long range weather forecasting model was created.

In 1978, Christensen and some colleagues undertook construction of the first weather forecasting model to be built under Christensen's principles of reasoning.

Stochastic parametrisations have significantly improved the skill of weather forecasting models, and are now used in operational forecasting centres worldwide.

At this point, the public is interested in better weather forecast models, and weather forecast modeling centers are actively engaged in continuing model development.

One can take an historic event, reproduce this in a state - of - the - art weather forecasting model (which is shown to have skill), but alter the boundary conditions related to the sea level.

About a week ago, the weather forecast models suggested a strong storm developing off the east coast of the U.S. Subsequent forecasts were issued for catastrophic snowfall amounts for the coastal northeast U.S., including New York City.

Meteorological weather forecasting models are tested and refined on the basis of the stringent criterion of the usefulness of their forecasts.

It's not surprising because weather forecast models don't work either, and climate is the average of the weather.

So does the NCEP process of using an operational weather forecasting model to integrate the actual measurements into a meteorologically coherent set of data presented on a regular grid.

, put together a lot of observational data, reanalyses (from the weather forecasting models) and regional models, and concluded that there was some evidence for a decrease in wind speeds, particularly in the Eastern US.

Not exact matches

This data allowed Richardson to model a mathematical weather forecast.

The modeling helps scientists deduce important pieces of information for space weather forecasting — in this case, for the first time, the density of the plasma around the shock, in addition to the speed and strength of the energized particles.

«It's impressive, considering that current state - of - the - art numerical weather models, such as NOA's Global Forecast System, or the European Centre for Medium - Range Weather Forecasts» operational model, are only skillful up to one to two weeks in advance,» says paper co-author Cory Baggett, a postdoctoral researcher in the Barnes and Maloney labs.

Regardless of what climate models find, investigating these long - distance links in weather could also pay off by improving risk prediction and forecasts.

Shelby signaled potential increased spending for NOAA's satellite programs used to prepare weather prediction models and advance weather forecasting capabilities.

To find out more about how meteorologists use forecasting models to get ahead of Mother Nature as well as the limitations of this technology, Scientific American spoke with Thomas Else, chief meteorologist and director of meteorological services and computer programming for Hackettstown, N.J. - based weather forecasting consulting firm Weather Works LLC.

On a basic level, global climate models are similar to today's weather forecasting tools, explains Jerry Meehl, a senior scientist at the National Center for Atmospheric Research in Boulder, Colorado, and a leading climate modeler.

A main obstacle to bringing this kind of powerful climate modelling into standard weather forecasts is computing power.

A new system can provide up to eight - hour forecasts that are updated hourly based on satellite data and weather models

One day, oceanographers hope Spray and other gliders will be able to roam the oceans at will, providing an almost limitless supply of data that could be used to build more sophisticated climate models and develop better weather forecasts.

This model is widely used by both UK and international groups for research into ocean circulation, climate and marine ecosystems, and operationally as part of the UK Met Office's weather forecasting.

The Scripps Institution of Oceanography in San Diego and Columbia University's Lamont - Doherty Earth Observatory in Palisades, New York, announced today the establishment of a center, the International Research Institute (IRI), that will use cutting - edge climate models to forecast long - term weather changes.

A ClimateWire investigation into the origins of the flood disaster uncovered evidence that points to a calamity caused by man, the cumulative effect of erratic weather forecast by climate change models, massive deforestation, and lax attention to infrastructure maintenance and engineering standards.

«Consequently, global «water vapor winds» are estimated from the movement of these features and used in numerical weather models to improve long - range forecasts,» Chesters said.

Modern weather forecasting relies on complicated computer models of the atmosphere.

Such a wide network of real - time rain gauges could lead to improved weather forecasts, says Hagit Messer - Yaron, who led the study: «Out of better measurements, you can get better models.»

NOAA was also directed to enter into at least one pilot contract to «assess the potential viability of commercial weather data in its weather modeling and forecasting.»

Comparing five state - of - the - art weather prediction models, researchers found current models can forecast both where and how much rainfall a tropical cyclone will produce up to two days in advance.

In addition to forecasting the weather, the authors hope that these insights will lead to improved models for global warming, ozone depletion and the effects of volcanic eruptions.

«We are actually the first ones to use data assimilation models in studying mantle deformation, in an approach similar to weather forecasting,» Liu said.

«It's like weather forecasts, but for bionutrients and phytoplankton in the ocean,» said Cecile Rousseaux, an ocean modeler with Goddard's Global Modeling and Assimilation Office.

Their data will be used in computer models to improve weather forecasts, including hurricane tracks and intensities, severe thunderstorms and floods.

Forecasting — uses weather models (i.e., Doppler radar) to predict wind speeds and patterns at various altitudes.

Apart from ground stations, weather forecasts are heavily dependent on weather satellites for information to start or «initialize» the numerical weather prediction models that are the foundation of modern weather prediction.

The specific goal of releasing space - weather data from national - security assets such as GPS satellites is to enable broad scientific community engagement in enhancing space - weather model validation and improvements in space - weather forecasting and situational awareness.