UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1200Z 23 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 1002 101 24.0 20.6 81 3.4 21.6 70 4 297.0 299.8 294.7 341.5 15.42 1 1000 98 23.8 19.6 77 4.2 20.9 70 5 297.0 299.6 294.0 338.8 14.50 2 998 116 23.8 19.4 76 4.4 20.8 69 5 297.1 299.7 294.0 338.6 14.35 3 964 420 25.4 17.4 61 8.0 19.9 51 10 301.7 304.1 294.4 340.2 13.08 4 925 783 23.0 14.0 57 9.0 17.1 30 16 302.8 304.8 293.1 335.2 10.92 5 850 1514 18.6 7.6 49 11.0 12.0 15 13 305.6 307.1 291.4 329.0 7.72 6 846 1554 18.6 6.6 45 12.0 11.4 16 13 306.0 307.4 291.2 328.0 7.24 7 700 3148 7.8 -0.2 57 8.0 3.6 50 9 311.1 312.1 291.1 328.0 5.39 8 679 3398 6.2 -1.8 56 8.0 2.1 39 10 312.1 313.0 291.0 327.6 4.94 9 623 4097 0.8 -0.5 91 1.3 0.1 7 12 313.7 314.8 292.3 332.3 5.93 10 609 4280 0.2 0.2 100 0.0 0.2 358 13 315.0 316.2 293.1 335.1 6.39 11 547 5135 -3.7 -4.5 94 0.8 -4.1 318 16 320.2 321.2 293.4 336.4 5.01 12 523 5488 -5.7 -5.8 99 0.1 -5.8 302 18 321.9 322.9 293.7 337.4 4.75 13 504 5778 -6.5 -12.5 62 6.0 -8.9 288 19 324.4 324.9 292.8 334.1 2.90 14 500 5840 -6.9 -12.9 62 6.0 -9.3 285 19 324.6 325.2 292.9 334.2 2.83 15 448 6688 -13.7 -13.9 98 0.2 -13.8 280 21 326.4 327.0 293.4 336.3 2.92 16 441 6808 -11.7 -21.7 43 10.0 -14.8 279 22 330.4 330.7 293.3 335.8 1.53 17 435 6913 -11.9 -24.9 33 13.0 -15.6 279 22 331.5 331.7 293.2 335.7 1.17 18 400 7550 -17.1 -31.1 29 14.0 -20.2 275 24 332.8 332.9 293.2 335.4 0.71 19 390 7739 -18.9 -34.9 23 16.0 -22.0 276 26 332.8 332.9 293.0 334.7 0.51 20 381 7913 -19.7 -26.7 54 7.0 -21.4 277 29 334.0 334.2 293.9 338.1 1.13 21 367 8190 -21.9 -26.1 69 4.2 -22.9 278 32 334.7 334.9 294.1 339.2 1.24 22 329 8984 -28.1 -29.7 86 1.6 -28.4 282 43 336.8 337.0 294.4 340.4 0.99 23 312 9363 -30.9 -35.1 67 4.2 -31.6 284 48 338.0 338.1 294.4 340.4 0.62 24 300 9640 -33.3 -35.9 77 2.6 -33.7 285 52 338.4 338.6 294.5 340.7 0.60 25 282 10073 -36.9 -39.1 80 2.2 -37.1 287 56 339.3 339.4 294.6 341.1 0.46 26 280 10123 -37.1 -40.1 74 3.0 -37.4 287 57 339.7 339.8 294.6 341.3 0.42 27 265 10502 -39.9 -40.5 94 0.6 -39.9 288 60 341.0 341.1 295.0 342.7 0.42 28 263 10554 -39.9 -43.5 68 3.6 -40.2 289 61 341.8 341.8 295.0 343.0 0.31 29 250 10900 -42.5 -45.8 70 3.3 -42.8 290 64 342.9 342.9 295.3 343.9 0.25 30 241 11146 -44.5 -48.5 64 4.0 -44.7 291 66 343.5 343.5 295.3 344.3 0.19 31 239 11202 -44.5 -47.6 71 3.1 -44.7 291 66 344.3 344.4 295.6 345.2 0.22 32 238 11230 -44.7 -44.7 100 0.0 -44.7 291 67 344.4 344.5 295.7 345.6 0.30 33 233 11371 -45.3 -49.0 66 3.7 -45.5 292 68 345.6 345.6 295.8 346.4 0.19 34 231 11429 -45.3 -65.3 9 20.0 -45.9 292 68 346.5 346.5 295.8 346.6 0.03 35 201 12338 -53.5 -57.2 64 3.7 -53.6 295 76 347.5 347.6 296.2 347.9 0.08 36 200 12370 -53.7 -57.4 64 3.7 -53.8 295 76 347.7 347.7 296.2 348.1 0.08 37 177 13140 -61.3 -63.4 76 2.1 -61.3 295 82 347.6 347.6 296.1 347.8 0.04 38 176 13175 -61.7 -64.3 71 2.6 -61.7 295 82 347.5 347.5 296.1 347.7 0.04 39 171 13353 -62.5 -67.0 55 4.5 -62.6 295 84 349.1 349.1 296.4 349.2 0.03 40 157 13875 -66.0 -69.9 58 3.8 -66.1 295 88 351.7 351.7 297.0 351.8 0.02 41 150 14150 -67.9 -71.4 61 3.5 -67.9 290 87 353.1 353.1 297.3 353.2 0.02 42 138 14646 -71.9 -74.0 73 2.1 -71.9 288 87 354.6 354.6 297.6 354.6 0.01 43 134 14820 -72.3 -77.3 47 5.0 -72.3 288 87 356.9 356.9 298.1 356.9 0.01 44 118 15555 -78.9 -82.3 57 3.4 -78.9 285 86 357.9 357.9 298.3 358.0 0.00 45 114 15752 -78.9 -81.6 64 2.7 -78.9 278 78 361.5 361.5 299.0 361.5 0.00 46 104 16281 -73.5 -85.5 14 12.0 -73.5 258 57 381.4 381.4 302.5 381.4 0.00 47 100 16510 -74.3 -86.3 14 12.0 -74.3 250 48 384.2 384.2 302.9 384.2 0.00 48 93 16931 -76.9 -87.9 16 11.0 -76.9 249 41 387.1 387.1 303.3 387.1 0.00 49 70 18590 -71.1 -89.1 5 18.0 -71.2 245 16 432.3 432.3 309.1 432.3 0.00 50 68 18763 -67.3 -89.3 3 22.0 -67.5 242 15 444.1 444.1 310.3 444.1 0.00 51 63 19227 -65.1 -89.1 2 24.0 -65.3 232 13 458.7 458.7 311.7 458.7 0.00 52 58 19727 -68.1 -89.1 3 21.0 -68.3 223 10 462.9 462.9 312.0 462.9 0.00 53 50 20630 -63.1 -89.1 2 26.0 -63.5 205 5 494.8 494.8 314.6 494.8 0.00 54 42 21707 -61.1 -89.1 1 28.0 -61.7 178 10 525.0 525.0 316.6 525.1 0.00 55 40 22013 -56.7 -87.7 1 31.0 -57.8 170 12 543.5 543.5 317.7 543.5 0.00 56 38 22337 -58.3 -87.3 1 29.0 -59.2 162 14 547.4 547.4 317.9 547.4 0.01 57 30 23840 -53.5 -85.5 1 32.0 -55.4 125 21 598.8 598.8 320.6 598.8 0.01 58 28 24285 -52.9 -84.9 1 32.0 -55.0 112 20 612.4 612.4 321.2 612.5 0.01 59 27 24519 -54.3 -86.3 1 32.0 -56.2 106 19 614.9 614.9 321.3 614.9 0.01 60 20 26470 -48.1 -84.1 1 36.0 -52.2 50 14 688.9 689.0 324.1 689.1 0.02 61 15 28392 -41.9 -81.9 1 40.0 -49.4 768.6 768.6 326.4 768.9 0.03 62 13 29359 -43.1 -82.1 1 39.0 -50.7 796.6 796.6 327.1 796.9 0.04 TRP 118 15555 -78.9 -82.3 57 3.4 -78.9 285 86 357.9 357.9 298.3 358.0 0.00 WND 157 13875 -66.0 -69.9 58 3.8 -66.1 295 88 351.7 351.7 297.0 351.8 0.02 Sounding variables and indices 1000-500 mb thick: 5742.00 m Freezing level: 605.82 mb = 4323.46 m = 14184.40 ft Wetbulb zero: 606.17 mb = 4316.76 m = 14162.43 ft Precipitable water: 1.60 inches Sfc-500 mean rel hum: 69.07 % Est. max temperature: 32.58 C = 90.64 F Sfc-Lift cond lev (LCL): 953.61 mb = 515.51 m = 1691.29 ft T: 24.77 C 700-500 lapse rate: 5.46 C/km ThetaE index: 12.67 C Layer 925.0- 623.0 mb Conv cond level (CCL): 765.02 mb = 2400.88 m = 7876.80 ft Mean mixing ratio: 12.28 g/kg Conv temperature: 35.81 C = 96.46 F Cap Strength: 4.28 C Lifted Index: 0.93 C Risk: Showers probable Lifted Index @300 mb: 2.25 C Lifted Index @700 mb: 0.92 C Showalter Index: 4.86 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: 14.50 C K Index: 25.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 136.20 Risk: None Energy Index: 1.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.40 J/kg Max Up Vert Vel: 10.81 m/s Conv Inhibition (B-): 230.19 J/kg Cap Strength: 4.16 C Lift Cond Lev (LCL): 849.77 mb = 1516.30 m = 4974.67 ft Lev Free Conv (LFC): 654.77 mb = 3693.35 m = 12117.14 ft Equ Level (EL): 524.77 mb = 5461.21 m = 17917.13 ft B at Equ Level: 55.43 J/kg Max Parcel Lev (MPL): 414.77 mb = 7274.65 m = 23866.66 ft Wind level data Storm motion: 24 at 10 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 1002 101 70 4 -3.8 -1.4 | 182 8 0.3 7.6 1 1000 98 70 5 -4.7 -1.7 | 175 7 -0.6 7.2 2 925 783 30 16 -8.0 -13.9 | 39 6 -3.9 -4.9 3 850 1514 15 13 -3.4 -12.6 | 349 4 0.7 -3.6 4 700 3148 50 9 -6.9 -5.8 | 138 4 -2.8 3.2 5 500 5840 285 19 18.4 -4.9 | 260 23 22.4 4.0 6 400 7550 275 24 23.9 -2.1 | 256 29 28.0 6.9 7 300 9640 285 52 50.2 -13.5 | 275 54 54.3 -4.5 8 250 10900 290 64 60.1 -21.9 | 281 65 64.2 -12.9 9 200 12370 295 76 68.9 -32.1 | 288 77 72.9 -23.2 10 157 13875 295 88 79.8 -37.2 | 289 88 83.8 -28.2 11 150 14150 290 87 81.8 -29.8 | 284 88 85.8 -20.8 12 118 15555 285 86 83.1 -22.3 | 279 88 87.1 -13.3 13 100 16510 250 48 45.1 16.4 | 243 55 49.2 25.4 14 70 18590 245 16 14.5 6.8 | 230 24 18.6 15.7 15 50 20630 205 5 2.1 4.5 | 205 15 6.2 13.5 16 30 23840 125 21 -17.2 12.0 | 148 25 -13.1 21.0 17 20 26470 50 14 -10.7 -9.0 | 90 7 -6.7 -0.0 Wind Parameters Mean winds (0-6000m): 354.4 at 13.1 knts Storm direction: 24.4 at 9.8 knts Shear (0-3000m) pos: 1.2 neg: 1.8 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): -38.1 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -21.6 tot: -17.7 m^2/s^2 ave: -5.9 10^-3 m/s^2 rel: -0.40 Storm rel vorticity (0-3000m) horiz: 4.4 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.68 Bulk Shear: 12.48 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 42 9 139 3| 0.0 9.3 9.3| 0.0 -11.8 -11.8 -23.7 -0.93| 9.6 -8.9 1000 34 12 69 3| 0.0 6.1 6.1| 0.0 -19.1 -19.1 -19.1 -0.90| 7.9 -7.2 1500 29 13 44 3| 0.0 3.6 3.6| 0.2 -21.6 -21.4 -14.3 -0.87| 6.3 -5.5 2000 27 13 37 3| 0.7 2.7 3.4| 1.5 -21.6 -20.1 -10.1 -0.66| 5.4 -3.6 2500 28 12 42 2| 1.0 2.2 3.2| 2.7 -21.6 -19.0 -7.6 -0.50| 4.8 -2.4 3000 29 12 52 2| 1.2 1.8 3.0| 3.9 -21.6 -17.7 -5.9 -0.40| 4.4 -1.7 4000 28 12 50 2| 0.9 2.3 3.2| 3.9 -24.8 -20.9 -5.2 -0.46| 4.4 -2.0 5000 15 12 342 3| 0.7 2.6 3.3| 3.9 -41.5 -37.6 -7.5 -0.47| 4.8 -2.3 6000 354 13 307 7| 0.6 2.5 3.1| 3.9 -81.3 -77.4 -12.9 -0.51| 5.0 -2.6 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20250423.12.gif