Climatology of precipitation and clouds over Indian_Ocean_ESaudi
Indian Ocean ESaudi


General info
Precipitation
System properties
Cloud
Seasonal variation
Diurnal variation
Vertical Structure
Extreme events
Time series
  • Mean properties of precipitation system

  • During 1998-2013, total 591781 snapshots of precipitation features with size > 80 km^2 have been collected over Indian_Ocean_ESaudi , where 2214 of them have lightning flashes inside. Some mean properties of these features are listed below:
    samples (#) mean size (km^2) mean volumetric rain (mm/hr*km^2) mean echo top (km) mean 30 dBZ ehco top (km)mean flash count (#)
    All 591781 177 652 4.2 1.2 0.03
    DJF 97089 171 622 4.3 1.1 0.01
    MAM 109359 179 687 4.9 1.4 0.06
    JJA 197030 170 628 3.9 1.1 0.02
    SON 188303 188 673 4.2 1.4 0.01

  • Extreme rainy events
  • In all 591781 precipitation features, top 1% ( volumetric rain > 7329 mm/hr*km^2) rainy features contribute 62 % of total rainfall. Top 100 rainiest events observed by TRMM during 1998-2013 over Indian_Ocean_ESaudi are listed here . Following figure shows the location of the precipitation feautres categorized by the volumetric rainfall.


  • Extreme intense events
  • Some of the precipitation sytems are much intense with large hails and many lightning than others (see the lists of top lightning storms. Following figure shows the location of the precipitation feautres categorized by the lightning rate and 30 dBZ echo top.


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