CASE 3 - Limited convection over foothills

7/10/04

Microphysical scans 2145 - 2236 Z, 51m

 

 

SYNOPTIC CONDITIONS SUMMARY:

 

Synoptic feature map -

IOP status - No IOP called at this time.

 

Synoptic flow over Mazatlan: upper levels are northerly, midlevels are easterly/southeasterly, low-levels are southeasterly.

 

 

 

Day 0 forecast discussion text

 

Winds

200 mb - model.ETA.200407110000.00_200mb_wnd.gif

500 mb - model.ETA.200407110000.00_500mb_wnd.gif

700 mb - model.ETA.200407110000.00_700mb_wnd.gif

850 mb - model.ETA.200407110000.00_850mb_wnd.gif

 

Mazatlan Skew-T - ops.SkewT.200407110000.Mazatlan_MX.gif

 

 

 

EVENT SUMMARY: Scattered afternoon convection along the foothills. Storm motion is toward the W/SW.

 

2240Z, GOES-10 Vis

 

 

24 h precipitation totals -

 

 

S-POL SUMMARY:

 

S-Pol log - spol_071004.txt

 

SCAN SUMMARY:

 

~2140 Z

RHIs: Took a couple of RHIs of intense cells at 55 deg, 120 km.

 

2140Z, Base reflectivity

 

2144 Z

Begin Microphysical Scanning, Switching to MicroFar135: Centered sector scans at ~95 deg. Looking at some intense cells east of S-Pol.

 

2150Z, Base reflectivity sector scan

 

2236 Z

End Microphysical Scanning, Stopped radar to create new .scn file. Adding higher elevation angles.