UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101011.upa.cvt Date: 1100Z 10 OCT 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1100Z 10 OCT 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 ------------------------------------------------------------------------------- SFC 1006 101 20.0 16.3 79 3.7 17.6 150 10 292.6 294.7 290.5 325.8 11.66 1 1000 135 18.8 14.8 78 4.0 16.3 110 4 292.0 293.8 289.4 322.1 10.64 2 976 343 16.8 14.3 85 2.5 15.2 94 6 292.0 293.8 289.3 321.9 10.55 3 935 712 18.8 12.8 68 6.0 15.0 67 8 297.6 299.4 290.7 326.6 9.98 4 925 804 18.6 13.6 73 5.0 15.4 60 9 298.3 300.3 291.5 329.3 10.64 5 911 935 18.4 12.4 68 6.0 14.6 55 9 299.4 301.2 291.3 328.7 9.98 6 866 1368 15.2 12.2 82 3.0 13.3 41 7 300.5 302.4 292.0 330.9 10.36 7 850 1527 15.8 6.8 55 9.0 10.5 35 7 302.7 304.0 290.1 324.5 7.31 8 813 1903 13.4 5.4 58 8.0 8.8 51 7 304.0 305.3 290.2 324.9 6.93 9 794 2102 13.8 -14.2 13 28.0 2.7 60 7 306.5 306.8 285.9 311.7 1.60 10 788 2166 15.4 62 7 308.9 11 700 3155 7.6 -35.4 3 43.0 -3.2 105 7 310.9 311.0 286.0 311.9 0.27 12 697 3190 7.6 -37.4 2 45.0 -3.3 106 7 311.3 311.3 286.1 312.1 0.22 13 676 3443 8.2 109 8 314.7 14 631 4008 5.6 117 9 318.0 15 500 5860 -9.3 -54.3 1 45.0 -15.4 145 15 321.7 321.7 289.3 321.9 0.05 16 437 6878 -17.9 -56.9 2 39.0 -21.8 148 19 323.4 323.4 289.9 323.6 0.04 17 400 7530 -22.3 -58.3 2 36.0 -25.4 150 22 326.0 326.0 290.6 326.2 0.04 18 300 9580 -38.3 -65.3 4 27.0 -39.4 185 24 331.4 331.4 292.1 331.5 0.02 19 271 10271 -44.1 -67.1 6 23.0 -44.7 216 30 332.7 332.7 292.4 332.8 0.02 20 250 10810 -46.5 -69.5 6 23.0 -47.0 240 35 336.9 336.9 293.6 337.0 0.01 21 211 11922 -52.3 -74.3 5 22.0 -52.7 244 50 344.6 344.6 295.4 344.7 0.01 22 200 12270 -51.1 -77.1 3 26.0 -51.5 245 55 351.8 351.9 297.0 351.9 0.01 23 197 12369 -49.7 -78.7 2 29.0 -50.2 250 59 355.7 355.7 297.8 355.7 0.00 24 195 12436 -48.7 -79.7 2 31.0 -49.3 249 58 358.2 358.2 298.4 358.3 0.00 25 150 14120 -59.9 -83.9 3 24.0 -60.1 235 44 366.9 366.9 300.0 366.9 0.00 26 141 14504 -62.7 -83.7 4 21.0 -62.9 238 42 368.5 368.5 300.3 368.5 0.00 27 100 16560 -74.9 -86.9 14 12.0 -74.9 255 30 383.0 383.0 302.7 383.0 0.00 28 92 17043 -77.1 -87.1 19 10.0 -77.1 265 24 387.9 387.9 303.5 387.9 0.00 29 84 17565 -77.7 -87.7 18 10.0 -77.7 248 21 396.9 396.9 304.8 396.9 0.00 30 73 18382 -71.7 -89.7 5 18.0 -71.8 223 17 425.9 425.9 308.4 425.9 0.00 31 70 18630 -72.3 -89.3 6 17.0 -72.4 215 16 429.7 429.7 308.8 429.7 0.00 32 65 19066 -72.9 -90.9 5 18.0 -73.0 226 16 437.6 437.6 309.6 437.6 0.00 33 59 19642 -67.5 -90.5 2 23.0 -67.7 240 17 462.0 462.0 312.0 462.0 0.00 34 55 20063 -69.5 -91.5 3 22.0 -69.6 251 17 466.8 466.8 312.4 466.8 0.00 35 50 20640 -63.5 -90.5 1 27.0 -63.8 265 17 493.8 493.8 314.5 493.9 0.00 36 44 21422 -65.3 -90.3 2 25.0 -65.6 271 21 507.8 507.8 315.5 507.8 0.00 37 36 22660 -59.9 -89.9 1 30.0 -60.7 281 27 551.8 551.8 318.2 551.8 0.00 38 30 23800 -59.7 -88.7 1 29.0 -60.6 290 33 581.9 581.9 319.8 581.9 0.00 39 28 24230 -60.7 -88.7 1 28.0 -61.6 287 33 590.7 590.7 320.2 590.7 0.01 40 22 25741 -57.9 -87.9 1 30.0 -59.4 275 31 641.2 641.2 322.3 641.3 0.01 41 20 26350 -52.5 -85.5 1 33.0 -55.3 270 31 675.5 675.5 323.6 675.6 0.01 42 17 27402 -51.7 -85.7 1 34.0 -55.1 710.2 710.2 324.7 710.3 0.01 43 16 27799 -47.7 -83.7 1 36.0 -52.6 735.7 735.7 325.6 735.8 0.02 44 15 28225 -48.1 -83.1 1 35.0 -53.0 748.0 748.0 325.9 748.2 0.03 TRP 92 17043 -77.1 -87.1 19 10.0 -77.1 265 24 387.9 387.9 303.5 387.9 0.00 WND 197 12369 -49.7 -78.7 2 29.0 -50.2 250 59 355.7 355.7 297.8 355.7 0.00 Sounding variables and indices 1000-500 mb thick: 5725.00 m Freezing level: 581.77 mb = 4704.35 m = 15434.04 ft Wetbulb zero: 751.38 mb = 2563.34 m = 8409.82 ft Precipitable water: 0.81 inches Sfc-500 mean rel hum: 66.53 % Est. max temperature: 29.22 C = 84.60 F Sfc-Lift cond lev (LCL): 952.59 mb = 551.69 m = 1809.97 ft T: 17.93 C 700-500 lapse rate: 6.25 C/km ThetaE index: 13.20 C Layer 794.0- 788.0 mb Conv cond level (CCL): 720.11 mb = 2918.43 m = 9574.79 ft Mean mixing ratio: 10.39 g/kg Conv temperature: 37.82 C = 100.08 F Cap Strength: 7.82 C Lifted Index: 4.39 C Risk: None Lifted Index @300 mb: 5.22 C Lifted Index @700 mb: 5.12 C Showalter Index: 4.65 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 16.10 C K Index: -11.10 Risk: None Sweat Index: 110.60 Risk: None Energy Index: -0.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.38 J/kg Max Up Vert Vel: 7.79 m/s Conv Inhibition (B-): 33178.37 J/kg Cap Strength: 7.78 C Lift Cond Lev (LCL): 894.50 mb = 1091.48 m = 3580.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 141 at 7 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 1006 101 150 10 -5.0 8.7 | 170 3 -0.6 3.3 1 1000 135 110 4 -3.8 1.4 | 351 4 0.6 -4.0 2 925 804 60 9 -7.8 -4.5 | 19 10 -3.4 -9.9 3 850 1527 35 7 -4.0 -5.7 | 358 11 0.4 -11.1 4 700 3155 105 7 -6.8 1.8 | 34 4 -2.4 -3.6 5 500 5860 145 15 -8.6 12.3 | 149 8 -4.2 6.9 6 400 7530 150 22 -11.0 19.1 | 154 15 -6.6 13.7 7 300 9580 185 24 2.1 23.9 | 199 20 6.5 18.5 8 250 10810 240 35 30.3 17.5 | 251 37 34.7 12.1 9 200 12270 245 55 49.8 23.2 | 252 57 54.2 17.9 10 197 12369 250 59 55.4 20.2 | 256 62 59.8 14.8 11 150 14120 235 44 36.0 25.2 | 244 45 40.4 19.9 12 100 16560 255 30 29.0 7.8 | 266 33 33.4 2.4 13 92 17043 265 24 23.9 2.1 | 277 28 28.3 -3.3 14 70 18630 215 16 9.2 13.1 | 240 16 13.6 7.7 15 50 20640 265 17 16.9 1.5 | 280 22 21.3 -3.9 16 30 23800 290 33 31.0 -11.3 | 295 39 35.4 -16.7 17 20 26350 270 31 31.0 -0.0 | 279 36 35.4 -5.4 Wind Parameters Mean winds (0-6000m): 110.7 at 9.3 knts Storm direction: 140.7 at 6.9 knts Shear (0-3000m) pos: 1.3 neg: 2.4 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -137.1 deg Storm rel helicity (0-3000m) pos: 13.2 neg: -12.5 tot: 0.6 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 5.2 stream: -1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 13.70 Bulk Shear: 2.22 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 93 6 16 5| 0.0 11.1 11.1| 2.7 -0.6 2.1 4.1 -0.59| 16.0 -9.5 1000 70 7 17 8| 0.0 7.2 7.2| 2.7 -6.4 -3.7 -3.7 -0.57| 10.3 -5.8 1500 61 7 12 9| 0.0 4.9 4.9| 3.2 -12.5 -9.3 -6.2 -0.59| 7.7 -4.6 2000 58 7 10 9| 0.7 3.6 4.3| 8.2 -12.5 -4.3 -2.2 -0.46| 6.4 -2.9 2500 60 7 12 9| 1.1 2.9 4.0| 11.5 -12.5 -1.1 -0.4 -0.36| 5.7 -2.0 3000 65 7 14 9| 1.3 2.4 3.7| 13.2 -12.5 0.6 0.2 -0.29| 5.2 -1.5 4000 79 7 23 7| 1.4 1.8 3.3| 17.0 -12.5 4.5 1.1 -0.15| 4.4 -0.7 5000 95 8 39 6| 1.6 1.5 3.0| 21.9 -12.5 9.4 1.9 -0.04| 3.9 -0.2 6000 111 9 64 5| 1.7 1.2 2.9| 27.3 -12.5 14.8 2.5 0.03| 3.7 0.1 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20251010.11.gif