************************************************************************* * This file contains a summary of the SPOL microphysics scans from * * 7/8/04 to date. * * Author(s): James Done (done@ucar.edu), Steve Nesbitt ** (snesbitt@atmos.colostate.edu) * ************************************************************************* ------------------------------------------------------------------------- Date: 7/8/04 Scanning Strategy: Micro Case Overview: Testing ------------------------------------------------------------------------- Date: 7/10/04 Scanning Strategy: Micro (720 Hz PRF) 1045 - 1200 1hr15m MCS to southeast of SPOL. ------------------------------------------------------------------------- Date: 7/10/04 Scanning Strategy: MicroFar135 2145 - 2236Z 1hr45m Case Overview: Limited convection in the foothills. ------------------------------------------------------------------------- Date: 7/12/04 Scanning Strategy: MicroFar135 1200 - 1530Z 3hr30m Case Overview: Loosely organized land to ocean MCS transition south of S-Pol. ------------------------------------------------------------------------- Date: 7/15/04 Scanning Strategy: Micro135 2130 - 2300Z 1hr45m Case Overview: "Garden variety" convection in nearby foothills east of S-Pol. ------------------------------------------------------------------------- Date: 7/16/04 Scanning Strategy: Micro135 2100 - 2230Z 1hr30m Case Overview: Cell growth along a shear line 50km east of SPOL. ------------------------------------------------------------------------- Date: 7/17/04 Scanning Strategy: Micro90 southeast sector 1000 - 1200Z 2hr Case Overview: Mature stage MCS over the SMO propagating over the coastal plain including new convective cores close to SPOL. ------------------------------------------------------------------------- Date: 7/17-18/04 Scanning Strategy: Micro135 2300 - 0230Z 3hr30m Case Overview: Groups of cells in foothills and mountains ------------------------------------------------------------------------- Date: 7/19/04 Scanning Strategy: Micro135 0815 - 1200Z 3hr45m Case Overview: Scattered deep (17km) cells over the SMO to the east and southeast of SPOL. ------------------------------------------------------------------------- Date: 7/21/04 Scanning Strategy: Micro135 centered at 120 0100-0415Z 3hr15m Case Overview: MCS with 50dBZ cores close to SPOL. Mid-level rotation observed at 0300Z. ------------------------------------------------------------------------- Date: 7/22/04 Scanning Strategy: Micro135 2030-2245Z 2hr15m Case Overview: Convection over coastal plain. ------------------------------------------------------------------------- Date: 7/23/04 Scanning Strategy: Micro90 northeast sector 1830-2000Z 2hr30m Case Overview: Line of convection (55+ dBZ) formed along a boundary moving onshore east of SPOL. ------------------------------------------------------------------------- Date: 7/25/04 Scanning Strategy: Microfar135 1330 - 1600 1.5 hrs Case Overview: Quasi-linear convective line 60-120km west of SPOL. Lightning approx 1/minute. ------------------------------------------------------------------------- Date: 7/29/04 Scanning Strategy: Micronear135 2030-2230 2hrs Case Overview: Afternoon sea-breeze convection capturing outflow boundaries and secondary initiation. ------------------------------------------------------------------------- Date: 7/31/04 Scanning Strategy: Micronear135 1930 - 2100Z 1hr30m Case Overview: MCS in nearby mountains east of SPOL. ------------------------------------------------------------------------- Date: 8/2/04 Scanning Strategy: Micronear135 0430 - 0730Z 3hrs Case Overview: Cells to the southeast propagate towards SPOL and organise into and MCS. Sporadic new growth at leading edge and a bow-shaped convective line with enhanced flow behind. ------------------------------------------------------------------------- Date: 8/5/04 Scanning Strategy: Micronear135/Microfar135 0330 - 0515Z 1hr45m Case Overview: MCS due east of SPOL tracked west. Dissipated before it reached the radar. Nice RHIs through leading cells. ------------------------------------------------------------------------- Date: 8/5/04 Scanning Strategy: MicroFar90/Micronear135 1930 - 2130Z 2hr Case Overview: MCS approaching from east, intense elevated 67 dBZ core at 7 km. Scanning Strategy: Microfar90 1930 - 2035Z Micronear90 2035 - 2045Z Micronear135 2045 - 2130Z Case Overview: Right turning MCS / Gulf surge initiation. RHIs through selected cores - one showing 74dBZ. ------------------------------------------------------------------------- Date: 8/6/04 Scanning Strategy: Microfar135 2115 - 0045 3hr30min Case Overview: Garden variety dynamical studies of storms in higher terrain. ------------------------------------------------------------------------- Date: 8/8/04 Scanning Strategy: Microfar135 0930 - 0945Z 15m Microfar90 0945 - 1145Z 2hr Case Overview: Nocturnal land-breeze front convection (nearly full evolution). ------------------------------------------------------------------------- Date: 8/8/04 Scanning Strategy: MicroFar135,MicroNear135 2115 - 2345 2hr30m Case Overview: Afternoon convection over the SMO with some degree of organisation. ------------------------------------------------------------------------- Date: 8/9/04 Scanning Strategy: MicroMCS360 1545 - 1730Z 1hr45m Case Overview: Decaying portion of oceanic MCS near radar, convection developed at 120-150 km range to west over ocean; Ka band data collected ------------------------------------------------------------------------- Date: 8/10/04 Scanning Strategy: Micro 2100 - 2300Z 2hrs Case Overview: line of cells NW of SPOL ~140km range. ------------------------------------------------------------------------- Date: 8/13/04 Scanning Strategy: Microfar135 1345 - 1500Z 1hr15min Case Overview: Weak cells along land-breeze front. ------------------------------------------------------------------------- Date: 8/11/04 Scanning Strategy: MicroFar135 2100 - 2300 2hr Case Overview: Afternoon convection over the SMO with some degree of organisation. Nice RHIs through overshooting tops and upper-level divergence. Descending rear-inflow jets observed. ------------------------------------------------------------------------- Date: 8/14/04 Scanning Strategy: MicroFar90 0915 - 1015 MicroNear90 1015 - 1045 MicroFar90 1045 -1115 2hrs in total Case Overview: Disappointing convection along the land-breeze. ------------------------------------------------------------------------- Date: 8/14-15/04 Scanning Strategy: Micro 2245 - 0045Z 2hr Case Overview: Scattered diurnal convection over the SMO. ------------------------------------------------------------------------- Date: 8/15/04 Scanning Strategy: Micro 1945 - 2115Z 1hr30min Case Overview: Garden variety convection over the mountains. ------------------------------------------------------------------------- Date: 8/16/04 Scanning Strategy: Micro 0230 - 0345Z 1hr15min Case Overview: Captured the collapse of a leading-line MCS into stratiform rain and the development of new convection on its northern edge. ------------------------------------------------------------------------- Date: 8/17/04 Scanning Strategy: Tailor-made sequence at 720PRF (similar to microfar135) 0230 - 0430 2hrs Case Overview: Leading Line MCS tracking off the mountains and out over the ocean ------------------------------------------------------------------------- Date: 8/17/04 Scanning Strategy: Micro 1400 - 1615Z 2hr15min Case Overview: Mature to decaying stages of a weakly organised system 100km to north of SPOL. ------------------------------------------------------------------------- Date: 8/19/04 Scanning Strategy: Micro 0245 - 0345Z 1hr Case Overview: Multicell system 100km to SE of SPOL. ------------------------------------------------------------------------- Date: 8/19/04 Scanning Strategy: Microfar90 and Microfar135 0415 - 0530 1hr15min Case Overview: A couple of cells 80km NE of the radar. Disappointing development. ------------------------------------------------------------------------- Date: 8/19/04 Scanning Strategy: Micro 2000 - 2100Z 1hr Case Overview: Isolated cell to the north of SPOL ------------------------------------------------------------------------- Date: 8/19-20/04 Scanning Strategy: ad-hoc 160-170degree sectors 2315 - 0215Z 2hr30min Case Overview: Mountain and sea-breeze diurnal convection with good organisation although never developed a coherent MCS. ------------------------------------------------------------------------- Date: 8/20-21/04 Scanning Strategy MicroFar135 2345 - 0200Z 2hr15min Case Overview: Afternoon mountain convection developed into a strong multicellular storm that lasted until sunset.