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Typhoon Dujuan - 2003/09/01 0600 UTC

Flight route of DOTSTAR

The flight route of DOTSTAR

Storm symbol in black: Location of the storm center at 2003/09/01 0600 UTC.
Storm symbol in green: Location of the storm center as the first dropwindsonde reached the surface.
Storm symbol in blue: Location of the storm center as the last dropwindsonde reached the surface.

Wind vector at each pressure level

Dropwindsonde information and the estimated surface wind speed

NO.TIMELongitudeLatitudeDISTWDWSMBLWL150
12003/09/01 06:47:24123.923.023307220.921.019.6
22003/09/01 06:53:53124.523.0250086---20.919.3
32003/09/01 07:01:10125.423.0300115---23.121.6
42003/09/01 07:11:37126.722.537212118.518.817.1
52003/09/01 07:25:31126.721.034214918.719.918.0
62003/09/01 07:38:36126.719.6385171---13.611.4
72003/09/01 07:53:57125.019.029318817.117.714.8
82003/09/01 08:06:42123.619.0231------22.9---
92003/09/01 08:18:42122.520.0135268---23.720.9
102003/09/01 08:26:20122.520.766------30.5---

TIME: Time when dropwindsondes reached the surface. (UTC)
DIST: The distance form each dropwindsonde to the corresponded storm center. (km)
WD: Surface wind direction. (degree)
Surface wind speed: (unit : m/s)
(1) WS: Surface wind speed (at a height of 10 meters) directly from the dropwindsondes.
(2) MBL (Franklin 2003): Averaging the dropwindsonde wind speed over the 0~500 m layer, multiplied by 0.80.
(3) WL150 (Franklin 2003): Averaging the dropwindsonde wind speed over the 0~150 m layer, divided by 1.229.

Ask for Data

If you want to ask for the raw data of dropwindsondes, please contact with Central Weather Bureau (CWB).