UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1200Z 15 APR 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 1003 101 21.2 19.0 87 2.2 19.7 0 0 294.1 296.6 292.7 333.8 13.92 1 1002 103 22.6 17.8 74 4.8 19.4 35 2 295.6 297.9 292.4 332.7 12.90 2 1000 108 22.6 17.8 74 4.8 19.4 105 5 295.8 298.1 292.5 332.9 12.93 3 994 161 23.6 17.6 69 6.0 19.5 98 5 297.3 299.6 292.9 334.4 12.84 4 980 285 23.2 17.2 69 6.0 19.1 82 5 298.1 300.4 293.0 334.9 12.69 5 925 787 20.2 16.1 77 4.1 17.4 15 5 300.0 302.3 293.5 336.7 12.54 6 873 1285 16.0 16.0 100 0.0 16.0 337 8 300.6 303.0 294.1 339.4 13.21 7 850 1512 14.6 13.7 94 0.9 14.0 320 9 301.4 303.6 293.3 335.8 11.67 8 831 1703 13.6 13.2 97 0.4 13.3 322 9 302.3 304.5 293.4 336.5 11.55 9 824 1775 15.0 9.0 67 6.0 11.3 322 9 304.6 306.2 291.9 330.9 8.78 10 811 1909 14.0 12.8 92 1.2 13.2 324 9 304.9 307.0 294.1 339.4 11.53 11 798 2046 13.8 11.6 87 2.2 12.4 325 10 306.1 308.1 294.0 338.6 10.82 12 789 2141 13.8 6.8 63 7.0 9.6 326 10 307.1 308.5 292.0 331.0 7.88 13 719 2919 9.0 4.0 71 5.0 6.1 333 11 310.1 311.4 292.3 332.0 7.11 14 700 3140 7.2 2.7 73 4.5 4.7 335 11 310.5 311.7 292.0 331.0 6.65 15 626 4044 -0.9 -2.1 92 1.2 -1.5 312 19 311.3 312.3 291.0 327.7 5.24 16 622 4096 0.0 -6.0 64 6.0 -2.7 310 19 312.9 313.6 290.4 325.4 3.93 17 609 4264 -0.3 -9.3 51 9.0 -4.1 306 21 314.4 315.0 290.1 324.4 3.10 18 598 4411 1.8 -29.2 8 31.0 -6.8 302 22 318.5 318.6 288.9 320.5 0.57 19 500 5820 -10.5 -23.5 34 13.0 -14.1 265 34 320.2 320.5 290.0 324.2 1.15 20 479 6151 -12.7 -25.7 33 13.0 -16.0 271 37 321.5 321.7 290.2 324.9 0.98 21 437 6845 -19.3 -23.7 68 4.4 -20.4 283 44 321.7 321.9 290.6 326.1 1.29 22 400 7500 -24.3 -25.9 87 1.6 -24.6 295 50 323.4 323.6 291.0 327.5 1.16 23 391 7665 -25.7 -26.0 97 0.3 -25.8 293 54 323.7 323.9 291.1 327.8 1.17 24 389 7702 -25.9 -29.3 73 3.4 -26.5 293 55 323.9 324.1 290.9 327.0 0.87 25 386 7758 -26.7 -27.2 96 0.5 -26.8 293 56 323.6 323.8 290.9 327.3 1.07 26 385 7776 -26.7 -29.7 76 3.0 -27.2 292 57 323.8 324.0 290.8 326.8 0.85 27 381 7852 -27.5 -30.7 74 3.2 -28.0 292 58 323.7 323.9 290.7 326.5 0.78 28 378 7908 -27.9 -29.5 86 1.6 -28.2 291 60 323.9 324.1 290.9 327.0 0.88 29 374 7984 -28.7 -30.4 85 1.7 -29.0 290 61 323.9 324.0 290.8 326.8 0.82 30 360 8256 -30.1 -41.1 33 11.0 -31.3 288 68 325.5 325.6 290.7 326.6 0.29 31 339 8681 -32.5 -52.5 12 20.0 -34.0 283 78 327.9 327.9 291.2 328.3 0.09 32 317 9153 -32.3 -62.3 3 30.0 -34.0 279 90 334.5 334.5 293.0 334.7 0.03 33 300 9540 -32.9 -57.9 6 25.0 -34.6 275 99 339.0 339.0 294.1 339.2 0.05 34 286 9874 -34.1 -61.1 5 27.0 -35.7 275 102 342.0 342.0 294.8 342.1 0.04 35 265 10402 -38.1 -55.1 15 17.0 -39.2 275 108 343.6 343.7 295.3 344.0 0.08 36 250 10800 -40.5 -63.5 7 23.0 -41.5 275 112 345.9 345.9 295.7 346.0 0.03 37 223 11568 -46.1 -67.1 8 21.0 -46.7 278 114 348.7 348.7 296.4 348.8 0.02 38 200 12280 -52.5 -68.5 13 16.0 -52.8 280 115 349.6 349.6 296.5 349.7 0.02 39 191 12578 -54.9 -70.2 13 15.3 -55.2 275 117 350.4 350.4 296.7 350.4 0.02 40 166 13463 -62.3 -75.3 16 13.0 -62.4 275 95 352.4 352.4 297.1 352.4 0.01 41 150 14090 -63.7 -81.7 7 18.0 -63.8 275 79 360.3 360.3 298.8 360.4 0.00 42 133 14818 -68.3 -84.3 8 16.0 -68.4 273 64 364.8 364.8 299.6 364.8 0.00 43 116 15630 -71.9 -85.9 11 14.0 -71.9 270 46 372.6 372.7 301.0 372.7 0.00 44 106 16164 -69.1 -88.1 5 19.0 -69.2 282 36 387.7 387.7 303.5 387.7 0.00 45 100 16510 -71.3 -87.3 8 16.0 -71.3 290 29 390.0 390.0 303.8 390.0 0.00 46 80 17812 -75.5 -88.5 11 13.0 -75.6 281 28 407.0 407.0 306.1 407.0 0.00 47 73 18343 -73.9 -89.9 7 16.0 -74.0 277 28 421.2 421.2 307.9 421.2 0.00 48 70 18590 -70.1 -89.1 5 19.0 -70.2 275 28 434.4 434.4 309.3 434.4 0.00 49 68 18763 -68.3 -89.3 3 21.0 -68.4 277 26 441.9 441.9 310.1 441.9 0.00 50 59 19619 -66.3 -89.3 3 23.0 -66.5 285 18 464.7 464.7 312.2 464.7 0.00 51 57 19827 -67.7 -88.7 3 21.0 -67.9 287 16 466.2 466.2 312.3 466.2 0.00 52 50 20620 -65.1 -89.1 2 24.0 -65.4 295 9 490.1 490.1 314.2 490.1 0.00 53 44 21411 -59.9 -86.9 2 27.0 -60.6 252 14 521.0 521.0 316.4 521.1 0.00 54 37 22500 -58.5 -86.5 2 28.0 -59.4 195 20 551.1 551.1 318.2 551.1 0.01 55 35 22849 -59.5 -86.5 2 27.0 -60.3 176 22 557.3 557.3 318.5 557.4 0.01 56 30 23830 -53.3 -83.3 1 30.0 -55.2 125 27 599.3 599.3 320.6 599.4 0.01 57 28 24271 -54.9 -83.9 2 29.0 -56.6 118 26 606.8 606.8 320.9 606.9 0.01 58 20 26450 -47.9 -80.9 1 33.0 -52.0 85 19 689.6 689.6 324.1 689.8 0.03 59 19 26789 -47.5 -80.5 1 33.0 -51.9 701.0 701.0 324.5 701.3 0.03 TRP 116 15630 -71.9 -85.9 11 14.0 -71.9 270 46 372.6 372.7 301.0 372.7 0.00 WND 191 12578 -54.9 -70.2 13 15.3 -55.2 275 117 350.4 350.4 296.7 350.4 0.02 Sounding variables and indices 1000-500 mb thick: 5712.00 m Freezing level: 634.22 mb = 3943.84 m = 12938.96 ft Freezing level: 622.00 mb = 4095.53 m = 13436.61 ft Freezing level: 622.00 mb = 4095.53 m = 13436.61 ft Freezing level: 607.43 mb = 4285.33 m = 14059.33 ft Freezing level: 583.66 mb = 4616.93 m = 15147.23 ft Wetbulb zero: 643.92 mb = 3815.94 m = 12519.33 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 62.18 % Est. max temperature: 28.44 C = 83.19 F Sfc-Lift cond lev (LCL): 971.39 mb = 361.44 m = 1185.82 ft T: 22.74 C 700-500 lapse rate: 6.60 C/km ThetaE index: 11.44 C Layer 700.0- 500.0 mb Conv cond level (CCL): 858.45 mb = 1427.80 m = 4684.34 ft Mean mixing ratio: 12.68 g/kg Conv temperature: 28.24 C = 82.83 F Cap Strength: 2.71 C Lifted Index: -1.91 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.73 C Lifted Index @700 mb: 0.85 C Showalter Index: -1.97 C Risk: Thunderstorms probable Total Totals Index: 49.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 24.20 C K Index: 34.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 222.40 Risk: None Energy Index: -2.29 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 510.16 J/kg Max Up Vert Vel: 31.94 m/s Conv Inhibition (B-): 133.22 J/kg Cap Strength: 2.67 C Lift Cond Lev (LCL): 887.51 mb = 1142.82 m = 3749.36 ft Lev Free Conv (LFC): 672.51 mb = 3464.22 m = 11365.43 ft Equ Level (EL): 602.51 mb = 4350.36 m = 14272.66 ft B at Equ Level: 46.40 J/kg Max Parcel Lev (MPL): 232.51 mb = 11287.10 m = 37030.72 ft Wind level data Storm motion: 321 at 12 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 1003 101 0 0 -0.0 -0.0 | 141 12 -7.5 9.4 1 1000 108 105 5 -4.8 1.3 | 131 16 -12.3 10.7 2 925 787 15 5 -1.3 -4.8 | 118 10 -8.8 4.6 3 850 1512 320 9 5.8 -6.9 | 146 3 -1.7 2.5 4 700 3140 335 11 4.6 -10.0 | 79 3 -2.8 -0.6 5 500 5820 265 34 33.9 3.0 | 245 29 26.4 12.4 6 400 7500 295 50 45.3 -21.1 | 287 40 37.8 -11.7 7 300 9540 275 99 98.6 -8.6 | 270 91 91.1 0.8 8 250 10800 275 112 111.6 -9.8 | 270 104 104.1 -0.4 9 200 12280 280 115 113.3 -20.0 | 276 106 105.8 -10.6 10 191 12578 275 117 116.6 -10.2 | 270 109 109.1 -0.8 11 150 14090 275 79 78.7 -6.9 | 268 71 71.2 2.5 12 116 15630 270 46 46.0 -0.0 | 256 40 38.5 9.4 13 100 16510 290 29 27.3 -9.9 | 271 20 19.8 -0.5 14 70 18590 275 28 27.9 -2.4 | 251 22 20.4 7.0 15 50 20620 295 9 8.2 -3.8 | 187 6 0.7 5.6 16 30 23830 125 27 -22.1 15.5 | 130 39 -29.6 24.9 17 20 26450 85 19 -18.9 -1.7 | 106 28 -26.4 7.7 Wind Parameters Mean winds (0-6000m): 291.5 at 16.0 knts Storm direction: 321.5 at 12.0 knts Shear (0-3000m) pos: 1.4 neg: 1.6 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): -61.5 deg Storm rel helicity (0-3000m) pos: 2.5 neg: -25.3 tot: -22.8 m^2/s^2 ave: -7.6 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 3.9 stream: -1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.56 Bulk Shear: 53.38 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 73 5 123 15| 5.1 0.0 5.1| 0.0 -21.6 -21.6 -43.3 -0.61| 9.9 -6.1 1000 36 5 116 12| 2.6 2.6 5.2| 0.1 -23.5 -23.3 -23.3 -0.45| 7.6 -3.4 1500 0 6 114 8| 1.7 3.3 5.0| 2.5 -23.5 -21.0 -14.0 -0.23| 6.7 -1.5 2000 344 7 116 6| 1.5 2.4 4.0| 2.5 -24.0 -21.6 -10.8 -0.26| 5.3 -1.4 2500 339 8 116 5| 1.4 2.0 3.4| 2.5 -24.7 -22.2 -8.9 -0.29| 4.5 -1.3 3000 337 8 114 5| 1.4 1.6 3.0| 2.5 -25.3 -22.8 -7.6 -0.32| 3.9 -1.2 4000 330 10 110 3| 1.0 2.6 3.6| 2.5 -32.0 -29.5 -7.4 -0.44| 4.3 -1.9 5000 312 13 243 2| 0.8 3.2 4.0| 2.5 -57.7 -55.2 -11.0 -0.46| 4.8 -2.2 6000 291 16 245 8| 0.7 3.6 4.2| 30.7-103.1 -72.4 -12.1 -0.40| 5.4 -2.1 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20250415.12.gif