Study on the characteristic of heavy rainfall in the middle northern Gangwon Province by using Gwangdeoksan radar data 2004. 12. 10.
Fig. 2.2.1 Measurement range of Gwangdeoksan radar site Fig. 2.2.2 Location of the radar site in three dimensional topographical data of Gwangdeoksan.
7.0 1.5km Bright Band Ground and sea clutter 10km 9km 8km 7km 6km 5km 4km 3km 2km 1km 5.0 3.0 2.0 0.0 Fig. 2.3.1 Scan strategy of KMA operational radar.
Fig. 2.3.2 The effective height obtained by radar scan range. Fig. 2.3.3 Raingauges distribution in scan range of Gwangdeoksan radar.
GDK radar RADAR Reflectivity of each radar With 241 X 241 of 1km resolution Rain Gauge 10min rain-rate rate using WPMM Find matching grid point Make PDF Apply PMM Set the mininum dbz Z-R R relationship of each dbz at RainGauge Convert rain-rate rate from reflectivity GDK Z-RZ Composite rain-rate rate from radar-raingauge raingauge rain rate Fig. 2.7.1 The flow chart of the merged precipitation of radar-raingauge raingauge from radar dbz and raingauges.
Rain gauge point 241 241 AWS 1km Fig 2.8.1 Space-time diagram for the calculation of correlation between rainfall rate and reflectivity.
Z (dbz Radar Reflectivity 30 40 50 60 Y (RAIN AWS Rain Gauge X (TIME Fig 2.8.2 Space-time diagram for the calculation of correlation between rainfall rate and reflectivity.
Fig. 3.1.1 (a Cummulative Density Function(CDF of rainfall rate and (b CDF of radar reflectivity on 14 Feb. 2004. 04.
Fig. 3.1.2 Z-R Z R relationship between AWS rainfall rate and radar reflectivity obtained by Probability Density Function(PDF matching method on 14 Feb. 2004.
Fig. 3.1.3 Comparison of rainfall rate between AWS rainfall rate and CWPMM's rainfall rate from 0000 to 2400 KST 14 Feb. 2004.
(d (a (b (c Fig. 3.1.4 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=2000R 1.6, (d AWS hourly accumulated rainfall rates on 0400 KST 14 Feb. 2004.
(d (a (b (c Fig. 3.1.5 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=2000R 1.6, (d AWS hourly accumulated rainfall rates on 0500 KST 14 Feb. 2004.
Table 3.2.1 The best correlation coefficient of rainfall rate on the matched grids between AWS and radar reflectivity on 12 Jul. 2004. AWS ID Correlation AWS ID Correlation AWS ID Correlation 95( -0.127 535( 0.4696 587( 0.4316 101( 0.326 536( 0.1562 588( 0.2845 211( 0.34 542( 0.1881 591( 0.2606 212( 0.198 552( 0.217 593( 0.3299 321( 0.564 553( 0.5398 594( 0.29 322( 0.348 554( 0.3627 595( 0.2386 323( 0.267 555( 0.6642 596( 0.5886 455( 0.275 556( 0.6633 650( 0.2104 505( 0.204 557( 0.2448 651( 0.6835 517( 0.367 558( 0.1506 661( 0.5931 518( 0.229 559( 0.1918 680( 0.5937 519( 0.414 561( 0.0261 877( 0.0023 520( 0.403 568( 0.2634 522( 0.524 585( 0.1905 531( 0.467 586( 0.2534
Fig. 3.2.1 The best correlation coefficient of rainfall rate on the matched grids between AWS and radar reflectivity on 12 Jul. 2004.
Fig. 3.2.2 Z-R Z R relationship in case of stratiform rain between AWS rainfall rate and radar reflectivity obtained by Probability Density Function(PDF matching method on 12 Jul. 2004.
Fig. 3.2.3 Z-R Z R relationship in case of convective rain between AWS rainfall rate and radar reflectivity obtained by Probability Density Function(PDF matching method on 12 Jul. 2004.
Fig. 3.2.4 Comparison of rainfall rate in convective and stratiform rain by Z-RZ relationship.
Fig. 3.2.5 Comparison of rainfall rate between AWS rainfall rate e and CWPMM's rainfall rate from 0000 to 2400 KST 12 Jul. 2004.
(d (a (b (c Fig. 3.2.6 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0100 0 KST 12 Jul. 2004.
(d (a (b (c Fig. 3.2.7 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0200 0 KST 12 Jul. 2004.
(d (a (b (c Fig. 3.2.8 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0300 0 KST 12 Jul. 2004.
(d (a (b (c Fig. 3.2.9 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0400 0 KST 12 Jul. 2004.
(d (a (b (c Fig. 3.2.10 The distribution of precipitation for (a reflectivity ty of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0500 0 KST 12 Jul. 2004.
Table 3.3.1 The best correlation coefficient of rainfall rate on the matched grids between AWS and radar reflectivity on 17 Aug. 2004. AWS ID Correlation AWS ID Correlation AWS ID Correlation 95( 0.177 535( 0.824 587( 0.796 101( 0.734 536( -0.436 588( 0.063 211( 0.872 542( -0.569 591( 0.068 212( 0.476 552( -0.017 593( 0.733 321( 0.128 553( 0.417 594( 0.894 322( 0 554( 0.702 595( 0.915 323( -0.287 555( 0.836 596( 0.830 455( -0.207 556( 0.655 650( 0.155 505( 0.558 557( 0.282 651( 0.775 517( 0.116 558( 0.417 661( 0.367 518( 0.755 559( 0.729 680( -0.417 519( 0.580 561( 0.470 877( 0 520( 0.816 568( 0 522( 0.563 585( 0.359 531( 0.477 586( 0.525
Fig. 3.3.1 The best correlation coefficient of rainfall rate on the matched grids between AWS and radar reflectivity on 17 Aug. 2004.
Fig. 3.3.2 Z-R Z R relationship in case of stratiform and convective rain between AWS rainfall rate and radar reflectivity obtained by Probability y Density Function(PDF matching method on 17 Aug. 2004.
Fig. 3.3.3 Comparison of rainfall rate in convective and stratiform rain by Z-RZ relationship on 17 Aug. 2004..
Fig. 3.3.4 Comparison of rainfall rate between AWS rainfall rate and CWPMM's rainfall rate from 0000 to 2400 KST 17 Aug. 2004.
(d (a (b (c Fig. 3.3.5 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0100 0 KST 17 Aug. 2004.
(d (a (b (c Fig. 3.3.6 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0200 0 KST 17 Aug. 2004.
(d (a (b (c Fig. 3.3.7 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0300 0 KST 17 Aug. 2004.
(d (a (b (c Fig. 3.3.8 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0400 0 KST 17 Aug. 2004.
(d (a (b (c Fig. 3.3.9 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 0500 0 KST 17 Aug. 2004.
Table 3.4.1 The best correlation coefficient of rainfall rate on the matched grids between AWS and radar reflectivity on 12 Sep. 2004. AWS ID Correlation AWS ID Correlation AWS ID Correlation 95( -0.127 535( -0.041 587( 0.84 101( 0.326 536( -0.169 588( -0.135 211( 0.873 542( 0.466 591( -0.061 212( 0.239 552( 0.518 593( 0 321( -0.064 553( 0.238 594( 0.775 322( 0.409 554( 0.768 595( 0.661 323( -0.408 555( 0.902 596( 0.913 455( -0.169 556( 0.674 650( 0.12 505( 0.368 557( 0 651( -0.112 517( 0.403 558( -0.288 661( 0.149 518( 0.594 559( 0.232 680( 0.709 519( 0.428 561( -0.589 877( -0.152 520( 0.891 568( 0.777 522( 0.646 585( 0.678 531( -0.323 586( 0.768
Fig. 3.4.1 The best correlation coefficient of rainfall rate on the matched grids between AWS and radar reflectivity on 12 Sep. 2004.
Fig. 3.4.2 Z-R Z R relationship in case of stratiform and convective rain between AWS rainfall rate and radar reflectivity obtained by Probability y Density Function(PDF matching method on 12 Sep. 2004.
Fig. 3.4.3 Comparison of rainfall rate in convective and stratiform rain by Z-RZ relationship on 12 Sep. 2004..
Fig. 3.4.4. Comparison of the actual rainfall rate measured by raingauge and the estimated rainfall rate by WPMM from 2004.9.12.00:00 00:00 to 2004.9.12.24:00.
(d (a (b (c Fig. 3.4.5 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 2200 0 KST 12 Sep. 2004.
(d (a (b (c Fig. 3.4.6 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 2300 0 KST 12 Sep. 2004.
(d (a (b (c Fig. 3.4.7 The distribution of precipitation for (a reflectivity y of radar, (b rainfall rate by WPMM, (c rainfall rate by Z=200R 1.6, (d AWS hourly accumulated rainfall rates on 2400 0 KST 12 Sep. 2004.