UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051112.upa.cvt Date: 1200Z 11 MAY 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 11 MAY 25 Station: SBTS WMO ident: 82026 Latitude: 2.23 Longitude: -55.95 Elevation: 344.00 ------------------------------------------------------------------------------- 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 136 SFC 976 344 24.2 22.1 88 2.1 22.7 20 2 299.4 302.6 296.7 350.3 17.41 2 925 817 22.4 19.0 81 3.4 20.0 85 16 302.2 305.0 295.9 346.9 15.12 3 850 1549 17.8 15.5 86 2.3 16.3 95 16 304.8 307.2 295.3 344.0 13.14 4 776 2325 13.0 13.0 100 0.0 13.0 85 15 307.7 310.0 295.4 344.6 12.23 5 702 3164 8.6 8.6 100 0.0 8.6 80 14 311.8 313.7 295.0 342.7 10.05 6 700 3188 8.4 8.4 100 0.0 8.4 80 14 311.8 313.7 294.9 342.4 9.94 7 661 3662 7.4 4.9 84 2.5 5.9 85 14 315.8 317.4 294.7 341.7 8.25 8 530 5449 -2.9 -3.7 94 0.8 -3.3 103 18 324.1 325.1 294.8 342.1 5.50 9 500 5910 -4.7 -7.4 81 2.7 -6.0 90 18 327.3 328.2 294.8 342.0 4.39 10 438 6944 -10.3 -16.3 61 6.0 -12.5 80 21 332.8 333.3 294.7 341.4 2.44 11 425 7176 -11.9 -14.8 79 2.9 -13.0 80 20 333.7 334.3 295.2 343.6 2.86 12 415 7359 -12.9 -17.0 71 4.1 -14.4 81 19 334.7 335.2 295.1 343.2 2.43 13 412 7414 -12.7 -18.7 61 6.0 -14.8 83 20 335.6 336.1 295.1 343.2 2.12 14 400 7640 -14.1 -21.1 55 7.0 -16.4 90 21 336.7 337.0 295.0 343.0 1.78 15 397 7697 -14.5 -22.5 51 8.0 -17.0 93 20 336.9 337.2 295.0 342.6 1.58 16 353 8578 -20.1 -28.1 49 8.0 -22.1 101 19 340.8 341.1 295.5 344.8 1.07 17 330 9073 -24.5 -34.5 39 10.0 -26.3 126 17 341.4 341.6 295.2 343.8 0.62 18 321 9274 -26.3 -32.3 57 6.0 -27.5 126 16 341.6 341.8 295.4 344.7 0.79 19 300 9760 -29.7 -31.2 87 1.5 -30.0 70 9 343.5 343.7 296.0 347.1 0.94 20 299 9784 -29.9 -31.1 89 1.2 -30.1 69 9 343.6 343.8 296.0 347.2 0.95 21 254 10922 -38.7 -40.6 82 1.9 -38.9 52 7 347.0 347.0 296.3 348.7 0.43 22 250 11030 -39.7 -42.5 75 2.8 -40.0 55 6 347.0 347.1 296.3 348.5 0.36 23 239 11335 -41.9 -51.9 33 10.0 -42.5 358 6 348.2 348.3 296.4 348.8 0.13 24 225 11740 -45.7 -51.7 51 6.0 -46.0 302 8 348.5 348.5 296.4 349.1 0.14 25 204 12382 -51.5 -59.5 38 8.0 -51.8 272 16 349.2 349.2 296.5 349.5 0.06 26 200 12510 -52.5 -60.5 37 8.0 -52.7 270 18 349.6 349.6 296.6 349.9 0.06 27 179 13219 -58.3 -62.8 56 4.5 -58.4 262 21 351.4 351.4 297.0 351.6 0.05 28 166 13690 -62.7 -68.7 44 6.0 -62.8 266 23 351.7 351.7 297.0 351.8 0.02 29 150 14310 -66.7 -71.3 52 4.6 -66.7 280 26 355.2 355.2 297.7 355.3 0.02 30 125 15387 -74.7 -82.7 28 8.0 -74.7 269 35 359.7 359.7 298.7 359.7 0.00 31 103 16493 -80.1 -86.1 36 6.0 -80.1 243 24 369.8 369.8 300.5 369.8 0.00 32 100 16660 -79.9 -86.9 30 7.0 -79.9 290 12 373.4 373.4 301.1 373.4 0.00 33 82 17778 -83.1 -89.1 34 6.0 -83.1 285 14 388.6 388.6 303.6 388.6 0.00 34 77 18133 -79.1 -89.1 18 10.0 -79.1 302 17 404.0 404.0 305.7 404.0 0.00 35 74 18359 -79.9 -90.9 14 11.0 -79.9 284 16 406.9 406.9 306.1 406.9 0.00 36 71 18598 -74.7 -88.7 10 14.0 -74.7 284 12 422.9 422.9 308.0 422.9 0.00 37 70 18680 -75.7 -90.7 8 15.0 -75.7 330 30 422.4 422.4 308.0 422.4 0.00 38 67 18932 -77.1 -91.1 9 14.0 -77.1 321 28 424.7 424.7 308.3 424.7 0.00 39 62 19383 -70.3 -91.3 3 21.0 -70.4 292 30 449.3 449.3 310.8 449.3 0.00 40 58 19779 -70.1 -91.1 3 21.0 -70.2 268 41 458.4 458.4 311.6 458.4 0.00 41 50 20670 -65.3 -91.3 2 26.0 -65.6 265 37 489.6 489.6 314.2 489.6 0.00 42 41 21893 -60.3 -89.3 1 29.0 -61.0 251 29 530.7 530.7 316.9 530.7 0.00 43 33 23231 -64.9 -91.9 1 27.0 -65.4 44 14 552.4 552.4 318.2 552.5 0.00 44 30 23823 -57.5 -89.5 1 32.0 -58.7 90 21 587.9 587.9 320.0 587.9 0.00 TRP 82 17778 -83.1 -89.1 34 6.0 -83.1 285 14 388.6 388.6 303.6 388.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5774.00 m Freezing level: 566.88 mb = 4945.75 m = 16226.02 ft Wetbulb zero: 577.28 mb = 4757.53 m = 15608.49 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 90.46 % Est. max temperature: 30.44 C = 86.79 F Sfc-Lift cond lev (LCL): 946.91 mb = 610.66 m = 2003.47 ft T: 23.19 C 700-500 lapse rate: 4.81 C/km ThetaE index: 6.29 C Layer 925.0- 776.0 mb Conv cond level (CCL): 852.64 mb = 1522.19 m = 4994.00 ft Mean mixing ratio: 15.36 g/kg Conv temperature: 29.44 C = 84.99 F Cap Strength: 1.50 C Lifted Index: -0.79 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.16 C Lifted Index @700 mb: -1.46 C Showalter Index: 0.50 C Risk: Thunderstorms probable Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.20 C K Index: 38.00 Risk: > 80 % chance of thunderstorms Sweat Index: 236.00 Risk: None Energy Index: -0.48 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 177.84 J/kg Max Up Vert Vel: 18.86 m/s Conv Inhibition (B-): 28.92 J/kg Cap Strength: 1.50 C Lift Cond Lev (LCL): 887.16 mb = 1178.62 m = 3866.82 ft Lev Free Conv (LFC): 812.16 mb = 1936.91 m = 6354.62 ft Equ Level (EL): 402.16 mb = 7598.95 m = 24930.64 ft B at Equ Level: 173.56 J/kg Max Parcel Lev (MPL): 192.16 mb = 12765.78 m = 41881.98 ft Wind level data Storm motion: 117 at 11 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 ---------------------------------------------------------- 0 976 344 20 2 -0.7 -1.9 | 307 12 9.4 -7.0 1 947 610 90 9 -9.0 0.0 | 348 5 1.1 -5.2 2 925 817 85 16 -15.9 -1.4 | 42 9 -5.9 -6.6 3 915 914 85 15 -14.9 -1.3 | 37 8 -4.9 -6.5 4 850 1549 95 16 -15.9 1.4 | 57 7 -5.9 -3.8 5 822 1829 100 15 -14.8 2.6 | 61 5 -4.7 -2.6 6 793 2134 85 14 -13.9 -1.2 | 31 7 -3.9 -6.4 7 765 2438 85 15 -14.9 -1.3 | 37 8 -4.9 -6.5 8 700 3188 80 14 -13.8 -2.4 | 26 8 -3.7 -7.6 9 686 3353 80 14 -13.8 -2.4 | 26 8 -3.7 -7.6 10 661 3658 85 14 -13.9 -1.2 | 31 7 -3.9 -6.4 11 613 4267 70 16 -15.0 -5.5 | 25 12 -5.0 -10.6 12 590 4572 90 16 -16.0 0.0 | 49 8 -5.9 -5.2 13 547 5182 90 16 -16.0 0.0 | 49 8 -5.9 -5.2 14 527 5486 105 18 -17.4 4.7 | 86 7 -7.3 -0.5 15 500 5910 90 18 -18.0 0.0 | 57 9 -7.9 -5.2 16 488 6096 85 17 -16.9 -1.5 | 46 10 -6.9 -6.7 17 469 6401 80 18 -17.7 -3.1 | 43 11 -7.7 -8.3 18 451 6706 80 22 -21.7 -3.8 | 52 15 -11.6 -9.0 19 417 7315 80 19 -18.7 -3.3 | 46 12 -8.7 -8.5 20 400 7640 90 21 -21.0 0.0 | 65 12 -10.9 -5.2 21 385 7925 105 17 -16.4 4.4 | 83 6 -6.4 -0.8 22 369 8230 95 17 -16.9 1.5 | 62 8 -6.9 -3.7 23 354 8534 100 19 -18.7 3.3 | 78 9 -8.7 -1.9 24 326 9144 130 17 -13.0 10.9 | 153 6 -3.0 5.8 25 313 9449 120 14 -12.1 7.0 | 132 3 -2.1 1.8 26 300 9754 85 10 -10.0 -0.9 | 359 6 0.1 -6.0 27 300 9760 70 9 -8.5 -3.1 | 349 8 1.6 -8.2 28 275 10363 35 10 -5.7 -8.2 | 342 14 4.3 -13.4 29 250 11030 55 6 -4.9 -3.4 | 329 10 5.1 -8.6 30 230 11582 310 6 4.6 -3.9 | 302 17 14.7 -9.0 31 210 12192 275 13 13.0 -1.1 | 285 24 23.0 -6.3 32 200 12510 270 18 18.0 -0.0 | 280 29 28.1 -5.2 33 173 13411 260 22 21.7 3.8 | 272 32 31.7 -1.3 34 150 14310 280 26 25.6 -4.5 | 285 37 35.7 -9.7 35 142 14630 285 29 28.0 -7.5 | 288 40 38.1 -12.7 36 121 15545 265 37 36.9 3.2 | 272 47 46.9 -1.9 37 115 15850 260 31 30.5 5.4 | 270 41 40.6 0.2 38 104 16459 235 26 21.3 14.9 | 253 33 31.4 9.7 39 100 16660 290 12 11.3 -4.1 | 293 23 21.3 -9.3 40 93 17069 315 15 10.6 -10.6 | 307 26 20.7 -15.8 41 88 17374 325 24 13.8 -19.7 | 316 34 23.8 -24.8 42 83 17678 340 22 7.5 -20.7 | 326 31 17.6 -25.8 43 82 17778 285 14 13.5 -3.6 | 290 25 23.6 -8.8 44 79 17983 320 16 10.3 -12.3 | 311 27 20.3 -17.4 45 75 18288 285 17 16.4 -4.4 | 290 28 26.5 -9.6 46 71 18593 280 11 10.8 -1.9 | 289 22 20.9 -7.1 47 70 18680 330 30 15.0 -26.0 | 321 40 25.1 -31.2 48 67 18898 320 28 18.0 -21.4 | 313 39 28.1 -26.6 49 64 19202 330 27 13.5 -23.4 | 320 37 23.6 -28.6 50 61 19507 270 31 31.0 -0.0 | 277 41 41.1 -5.2 51 55 20117 265 52 51.8 4.5 | 271 62 61.9 -0.6 52 50 20670 265 37 36.9 3.2 | 272 47 46.9 -1.9 53 46 21031 265 32 31.9 2.8 | 273 42 41.9 -2.4 54 41 21641 250 29 27.3 9.9 | 263 38 37.3 4.7 55 38 21946 280 13 12.8 -2.3 | 288 24 22.9 -7.4 56 36 22250 350 6 1.0 -5.9 | 315 16 11.1 -11.1 57 33 22555 30 12 -6.0 -10.4 | 345 16 4.1 -15.6 58 31 22860 90 20 -20.0 0.0 | 63 11 -9.9 -5.2 59 26 23774 90 26 -26.0 0.0 | 72 17 -15.9 -5.2 60 24 24079 115 32 -29.0 13.5 | 114 21 -18.9 8.4 Wind Parameters Mean winds (0-6000m): 87.2 at 15.1 knts Storm direction: 117.2 at 11.3 knts Shear (0-3000m) pos: 2.5 neg: 0.8 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 79.2 deg Storm rel helicity (0-3000m) pos: 33.5 neg: -9.6 tot: 23.9 m^2/s^2 ave: 8.0 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 35.66 Bulk Shear: 4.99 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 84 9 349 6| 15.4 0.0 15.4| 26.5 0.0 26.5 52.9 0.78| 16.8 13.0 1000 87 12 20 6| 7.8 0.0 7.8| 29.8 -0.9 28.9 28.9 0.74| 9.7 7.2 1500 90 13 33 6| 5.0 0.0 5.0| 32.0 -1.0 31.0 20.7 0.71| 7.3 5.2 2000 90 14 35 6| 3.8 0.9 4.7| 33.1 -6.2 26.9 13.4 0.49| 6.6 3.2 2500 89 14 35 7| 3.0 0.9 3.9| 33.5 -8.0 25.5 10.2 0.44| 5.5 2.4 3000 87 14 33 7| 2.5 0.8 3.4| 33.5 -9.6 23.9 8.0 0.40| 4.7 1.9 4000 85 14 32 8| 2.0 0.8 2.8| 37.7 -12.1 25.6 6.4 0.34| 4.4 1.5 5000 86 15 35 8| 2.0 0.7 2.7| 50.1 -12.1 38.0 7.6 0.42| 4.2 1.8 6000 87 15 40 8| 1.7 1.0 2.7| 53.5 -26.0 27.5 4.6 0.26| 4.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250511.12.gif