UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1200Z 10 DEC 25 Station: SGAS WMO ident: 86218 Latitude: -25.27 Longitude: -57.63 Elevation: 101.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 56 250 14 SFC 997 101 22.6 18.6 78 4.0 19.9 250 14 296.0 298.5 293.2 335.3 13.65 2 935 639 16.8 15.4 91 1.4 15.9 216 25 295.6 297.7 291.6 329.7 11.85 3 925 728 17.2 13.4 78 3.8 14.8 210 27 296.9 298.8 290.9 327.3 10.50 4 911 858 18.0 11.0 64 7.0 13.7 213 28 299.0 300.7 290.5 325.6 9.08 5 883 1126 18.0 8.0 52 10.0 12.0 218 30 301.7 303.1 290.1 324.4 7.64 6 850 1451 17.2 4.2 42 13.0 9.9 225 33 304.2 305.3 289.5 322.6 6.09 7 829 1664 17.6 -0.4 29 18.0 8.1 226 34 306.8 307.6 288.9 320.6 4.48 8 771 2279 13.4 -3.6 30 17.0 5.0 230 37 308.7 309.4 288.9 320.6 3.80 9 711 2958 11.6 -18.4 11 30.0 0.4 234 39 313.9 314.2 288.1 318.2 1.26 10 700 3088 10.8 -19.2 10 30.0 -0.2 235 40 314.4 314.7 288.2 318.5 1.19 11 604 4301 4.0 -24.0 11 28.0 -5.0 239 48 320.1 320.3 289.8 323.3 0.91 12 511 5631 -7.7 -17.7 45 10.0 -11.1 244 58 321.6 322.0 291.2 328.0 1.86 13 504 5738 -8.1 -22.1 31 14.0 -12.3 245 59 322.4 322.7 290.8 326.9 1.29 14 500 5800 -8.1 -26.1 22 18.0 -13.0 245 59 323.2 323.3 290.7 326.4 0.91 15 490 5957 -6.7 -47.7 2 41.0 -13.7 246 60 326.8 326.8 290.9 327.2 0.10 16 419 7153 -16.7 -33.7 21 17.0 -20.1 253 71 328.9 329.0 291.9 330.8 0.53 17 411 7297 -17.5 -38.5 14 21.0 -21.1 254 72 329.7 329.7 292.0 330.9 0.33 18 407 7370 -16.7 -44.7 7 28.0 -20.9 254 73 331.6 331.7 292.3 332.3 0.18 19 400 7500 -17.3 -51.3 3 34.0 -21.6 255 74 332.5 332.5 292.5 332.8 0.08 20 334 8831 -27.1 -54.1 6 27.0 -29.5 249 78 336.7 336.7 293.6 337.0 0.07 21 331 8896 -26.5 -53.5 6 27.0 -29.0 248 79 338.4 338.4 294.0 338.7 0.08 22 300 9600 -32.5 -53.5 11 21.0 -34.1 245 81 339.6 339.6 294.3 339.9 0.09 23 250 10850 -43.1 -58.1 18 15.0 -43.7 240 81 342.0 342.0 294.8 342.2 0.06 24 245 10986 -44.3 -57.3 22 13.0 -44.9 240 81 342.2 342.2 294.9 342.5 0.07 25 242 11069 -44.9 -58.9 19 14.0 -45.4 239 82 342.5 342.5 295.0 342.7 0.06 26 200 12320 -55.2 -64.4 31 9.2 -55.4 235 86 345.3 345.3 295.6 345.5 0.03 27 191 12612 -57.7 -65.7 35 8.0 -57.8 240 84 345.9 345.9 295.7 346.0 0.03 28 182 12914 -60.1 -68.1 34 8.0 -60.2 245 82 346.8 346.8 296.0 346.9 0.02 29 173 13229 -61.7 -75.7 14 14.0 -61.8 250 80 349.2 349.2 296.5 349.3 0.01 30 150 14100 -67.5 -77.5 23 10.0 -67.5 265 75 353.8 353.8 297.4 353.8 0.01 31 141 14470 -70.1 -79.1 26 9.0 -70.1 256 72 355.6 355.6 297.8 355.6 0.01 32 136 14685 -70.7 -81.7 18 11.0 -70.8 250 70 358.2 358.2 298.4 358.2 0.00 33 127 15090 -71.5 -82.5 18 11.0 -71.5 240 66 363.8 363.8 299.4 363.9 0.00 34 119 15474 -72.1 -85.1 13 13.0 -72.2 235 64 369.6 369.6 300.5 369.6 0.00 35 100 16510 -67.7 -88.7 3 21.0 -67.8 220 60 396.9 396.9 304.8 396.9 0.00 36 74 18288 -75.9 -89.9 9 14.0 -75.9 199 20 415.4 415.4 307.2 415.4 0.00 37 70 18610 -74.9 -89.9 8 15.0 -75.0 195 13 424.1 424.1 308.2 424.2 0.00 38 65 19043 -71.5 -89.5 5 18.0 -71.6 177 12 440.7 440.7 310.0 440.7 0.00 39 60 19510 -74.7 -90.7 7 16.0 -74.7 158 11 443.7 443.7 310.3 443.7 0.00 40 53 20236 -71.1 -91.1 4 20.0 -71.2 129 10 468.1 468.1 312.5 468.1 0.00 41 50 20580 -71.5 -92.5 3 21.0 -71.6 115 9 475.0 475.0 313.1 475.0 0.00 42 48 20824 -67.7 -92.7 2 25.0 -67.9 121 9 489.6 489.6 314.2 489.6 0.00 43 44 21353 -65.1 -92.1 1 27.0 -65.4 135 8 508.3 508.3 315.5 508.3 0.00 44 37 22413 -64.9 -91.9 1 27.0 -65.3 162 7 534.7 534.7 317.2 534.7 0.00 45 31 23513 -57.9 -90.9 1 33.0 -59.0 190 5 581.3 581.3 319.8 581.3 0.00 46 30 23720 -58.3 -90.3 1 32.0 -59.4 195 5 585.7 585.7 319.9 585.7 0.00 TRP 127 15090 -71.5 -82.5 18 11.0 -71.5 240 66 363.8 363.8 299.4 363.9 0.00 WND 200 12320 -55.2 -64.4 31 9.2 -55.4 235 86 345.3 345.3 295.6 345.5 0.03 Sounding variables and indices 1000-500 mb thick: 5744.00 m Freezing level: 572.21 mb = 4755.76 m = 15602.69 ft Wetbulb zero: 704.03 mb = 3040.11 m = 9974.01 ft Precipitable water: 0.92 inches Sfc-500 mean rel hum: 33.12 % Est. max temperature: 31.12 C = 88.02 F Sfc-Lift cond lev (LCL): 940.28 mb = 591.53 m = 1940.69 ft T: 17.31 C 700-500 lapse rate: 6.97 C/km ThetaE index: 17.12 C Layer 935.0- 700.0 mb Conv cond level (CCL): 696.06 mb = 3134.39 m = 10283.32 ft Mean mixing ratio: 11.57 g/kg Conv temperature: 41.24 C = 106.23 F Cap Strength: 6.54 C Lifted Index: 3.04 C Risk: None Lifted Index @300 mb: 7.68 C Lifted Index @700 mb: 6.41 C Showalter Index: 6.88 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 12.30 C K Index: -0.50 Risk: None Sweat Index: 243.15 Risk: None Energy Index: 0.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.92 J/kg Max Up Vert Vel: 5.99 m/s Conv Inhibition (B-): 21981.97 J/kg Cap Strength: 6.48 C Lift Cond Lev (LCL): 896.14 mb = 999.09 m = 3277.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 31 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 997 101 250 14 13.2 4.8 | 99 18 -17.7 2.7 1 925 728 210 27 13.5 23.4 | 141 27 -17.4 21.3 2 850 1451 225 33 23.3 23.3 | 160 23 -7.6 21.2 3 700 3088 235 40 32.8 22.9 | 185 21 1.9 20.8 4 500 5800 245 59 53.5 24.9 | 225 32 22.6 22.8 5 400 7500 255 74 71.5 19.2 | 247 44 40.6 17.0 6 300 9600 245 81 73.4 34.2 | 233 53 42.5 32.1 7 250 10850 240 81 70.1 40.5 | 226 55 39.2 38.4 8 200 12320 235 86 70.4 49.3 | 220 62 39.5 47.2 9 150 14100 265 75 74.7 6.5 | 264 44 43.8 4.4 10 127 15090 240 66 57.2 33.0 | 220 41 26.3 30.9 11 100 16510 220 60 38.6 46.0 | 190 45 7.7 43.9 12 70 18610 195 13 3.4 12.6 | 111 29 -27.5 10.4 13 50 20580 115 9 -8.2 3.8 | 92 39 -39.1 1.7 14 30 23720 195 5 1.3 4.8 | 95 30 -29.6 2.7 Wind Parameters Mean winds (0-6000m): 236.1 at 41.3 knts Storm direction: 266.1 at 31.0 knts Shear (0-3000m) pos: 2.5 neg: 3.4 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 86.8 deg Storm rel helicity (0-3000m) pos: 182.2 neg: 0.0 tot: 182.2 m^2/s^2 ave: 60.7 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 5.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.27 Bulk Shear: 67.61 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 227 19 123 20| 0.0 14.9 14.9| 61.4 0.0 61.4 122.8 0.84| 15.4 12.8 1000 219 23 135 23| 0.0 10.1 10.1|101.6 0.0 101.6 101.6 0.78| 12.1 9.4 1500 221 26 142 22| 2.0 6.8 8.7|133.2 0.0 133.2 88.8 0.80| 10.1 8.0 2000 223 28 148 22| 2.2 5.1 7.3|149.3 0.0 149.3 74.7 0.81| 8.3 6.7 2500 225 30 153 22| 2.4 4.1 6.4|165.6 0.0 165.6 66.2 0.83| 7.2 6.0 3000 227 32 158 21| 2.5 3.4 5.9|182.2 0.0 182.2 60.7 0.84| 6.5 5.5 4000 230 34 167 21| 2.8 2.5 5.3|222.6 0.0 222.6 55.6 0.85| 5.9 5.0 5000 233 38 178 21| 3.0 2.0 5.1|266.9 0.0 266.9 53.4 0.85| 5.5 4.6 6000 236 41 189 21| 3.3 1.7 5.0|323.9 0.0 323.9 54.0 0.84| 5.3 4.5 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20251210.12.gif