<div class="eI0">
  <div class="eI1">Mod&egrave;le:</div>
  <div class="eI2"><h2><a href="http://www.meteofrance.fr/" target="_blank" target="_blank">Arome</a> from Meteo France</h2></div>
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  <div class="eI1">Mise &agrave; jour:</div>
  <div class="eI2">4 times per day, from 08:00, 14:00, 20:00, and 00:00 UTC</div>
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  <div class="eI1">Greenwich Mean Time:</div>
  <div class="eI2">12:00 UTC = 14:00 CEST</div>
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 <div class="eI0">
  <div class="eI1">R&eacute;solution:</div>
  <div class="eI2">0.01&deg; x 0.01&deg;</div>
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  <div class="eI1">Param&egrave;tre:</div>
  <div class="eI2">Cloud cover (low,middle,high,total)</div>
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  <div class="eI1">Description:</div>
  <div class="eI2">

Clouds are vertically divided into three levels: low, middle, and high. Each level is defined by the range of levels at which each type of clouds typically appears.<br><br>
<table  border="0" cellpadding="2" cellspacing="2" style="width:100%">
<tbody><tr>
<th>Level</th>
<th>Polar Region</th>
<th>Temperate Region</th>
<th>Tropical Region</th>
</tr>

<tr  align="center">
<th  align="left">High Clouds</th>
<td >10,000-25,000 ft<br>(3-8 km)</td>
<td>16,500-40,000 ft<br>(5-13 km)</td>
<td>20,000-60,000 ft<br>(6-18 km)</td>
</tr>

<tr align="center">
<th align="left">Middle Clouds</th>
<td>6,500-13,000 ft<br>(2-4 km)</td>
<td>6,500-23,000 ft<br>(2-7 km)</td>
<td>6,500-25,000 ft<br>(2-8 km)</td>
</tr>

<tr class="even" align="center">
<th  align="left">Low Clouds</th>
<td>Surface-6,500 ft<br>(0-2 km)</td>
<td>Surface-6,500 ft<br>(0-2 km)</td>
<td>Surface-6,500 ft<br>(0-2 km)</td>
</tr>
</tbody></table>
 <br><br>The types of clouds are:<br><br>
High clouds: Cirrus (Ci), Cirrocumulus  (Cc), and Cirrostratus (Cs). They are typically thin and white in appearance, but can appear in a magnificent array of colors when the sun is low on the horizon.<br><br>
Middle clouds: Altocumulus (Ac), Altostratus (As).  They are composed primarily of water droplets, however, they can also be composed of ice crystals when temperatures are low enough.<br><br>
 Low clouds: Cumulus (Cu), Stratocumulus (Sc), Stratus (St), and Cumulonimbus (Cb) are low clouds composed of water droplets.
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 <div class="eI0">
  <div class="eI1">Arome:</div>
  <div class="eI2"><a href="http://www.cnrm.meteo.fr/spip.php" target="_blank">Arome</a> <br>
The Arome forecasting system is a blend of the best components from the M&eacute;so-NH model, the Aladin model, and the IFS/Arpège data assimilation software. Its focus is on the numerical prediction of intense convective systems over mainland France by 2008. Other important weather phenomena will also begin to be reliably forecast, thanks to a high (kilometric) spatial resolution and the use of regional observing systems. The Arome software is designed to be accessible to a wide research community.</br>
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 <div class="eI0">
  <div class="eI1">NWP:</div>
  <div class="eI2">La pr&eacute;vision num&eacute;rique du temps (PNT) est une application de la m&eacute;t&eacute;orologie et de l'informatique. Elle repose sur le choix d'&eacute;quations math&eacute;matiques offrant une proche approximation du comportement de l'atmosph&egrave;re r&eacute;elle. Ces &eacute;quations sont ensuite r&eacute;solues, &agrave; l'aide d'un ordinateur, pour obtenir une simulation acc&eacute;l&eacute;r&eacute;e des &eacute;tats futurs de l'atmosph&egrave;re. Le logiciel mettant en &oelig;uvre cette simulation est appel&eacute; un mod&egrave;le de pr&eacute;vision num&eacute;rique du temps.<br><br>
<br>Pr&eacute;vision num&eacute;rique du temps. (2009, d&eacute;cembre 12). Wikip&eacute;dia, l'encyclop&eacute;die libre. Page consult&eacute;e le 20:48, f&eacute;vrier 9, 2010 &agrave; partir de <a href="http://fr.wikipedia.org/w/index.php?title=Pr%C3%A9vision_num%C3%A9rique_du_temps&oldid=47652746" target="_blank">http://fr.wikipedia.org/w/index.php?title=Pr%C3%A9vision_num%C3%A9rique_du_temps&oldid=47652746</a>.<br>
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