<div class="eI0">
  <div class="eI1">模式:</div>
  <div class="eI2"><h2><a href="http://www.emc.ncep.noaa.gov/GFS/doc.php" target="_blank">GFS</a> (Global Forecast System) Global Model from the "National Centers for Environmental Prediction" (NCEP)</h2></div>
 </div>
 <div class="eI0">
  <div class="eI1">æ›´æ–°:</div>
  <div class="eI2">4 times per day, from 3:30, 09:30, 15:30 and 21:30 UTC</div>
 </div>
 <div class="eI0">
  <div class="eI1">格林尼治平时:</div>
  <div class="eI2">12:00 UTC = 20:00 北京时间</div>
 </div>
 <div class="eI0">
  <div class="eI1">Resolution:</div>
  <div class="eI2">0.5&deg; x 0.5&deg; for forecast time <= 384 hrs</div>
 </div>
 <div class="eI0">
  <div class="eI1">参量:</div>
  <div class="eI2"><font face="夹发砰" size="2"> RH 700 hPa:<br>700百帕等压面相对湿度 </div>
 </div>
 <div class="eI0">
  <div class="eI1">描述:</div>
  <div class="eI2">
这幅图反映700百帕等压面的相对湿度。
在槽前或锋区附近,暖空气被抬升。当上升空气冷却时,
其相对湿度增加,有时导致水汽凝结,形成云。
这个过程称为锋面抬升。700百帕(相当于3000米左右高度)高相对湿度区说明当地有抬升,
因此是天气活跃区。<br><br>
</div>