UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 29 APR 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 90 SFC 971 344 25.8 23.7 88 2.1 24.3 320 4 301.5 305.0 298.4 358.6 19.34 2 925 778 24.2 19.4 75 4.8 20.8 45 13 304.1 306.9 296.7 350.2 15.51 3 924 788 24.0 19.2 75 4.8 20.6 45 13 303.9 306.8 296.5 349.5 15.33 4 850 1515 19.2 16.9 87 2.3 17.6 75 3 306.3 308.9 296.5 349.5 14.40 5 723 2890 11.0 11.0 100 0.0 11.0 77 9 311.8 314.0 296.0 347.1 11.49 6 700 3160 9.8 9.7 99 0.1 9.7 65 10 313.3 315.4 296.0 347.0 10.87 7 611 4279 3.4 3.4 100 0.0 3.4 65 17 318.4 320.0 295.3 343.9 8.03 8 558 5014 1.6 -14.4 29 16.0 -4.9 83 23 324.6 325.1 292.3 332.3 2.25 9 521 5564 -2.5 -5.8 78 3.3 -4.1 100 20 326.1 327.1 294.8 342.0 4.77 10 503 5843 -4.3 -7.9 76 3.6 -6.0 100 20 327.2 328.1 294.6 341.3 4.20 11 500 5890 -4.5 -8.9 71 4.4 -6.5 100 20 327.6 328.3 294.5 340.7 3.90 12 495 5969 -4.3 -13.3 49 9.0 -8.0 98 20 328.7 329.3 293.9 338.2 2.77 13 466 6443 -8.1 -14.1 62 6.0 -10.5 97 25 329.7 330.3 294.1 339.2 2.76 14 453 6664 -8.1 -27.1 20 19.0 -13.5 79 25 332.4 332.6 293.3 335.8 0.92 15 400 7620 -15.1 -39.1 11 24.0 -19.6 75 26 335.4 335.4 293.4 336.6 0.32 16 379 8024 -16.7 -45.7 6 29.0 -21.2 78 24 338.5 338.5 294.1 339.1 0.17 17 345 8721 -21.1 -35.1 27 14.0 -23.8 103 21 341.7 341.8 295.3 343.9 0.56 18 318 9313 -26.7 -34.7 47 8.0 -28.1 118 21 342.0 342.1 295.4 344.4 0.63 19 300 9730 -29.5 -42.5 27 13.0 -31.2 105 27 343.8 343.9 295.5 345.0 0.30 20 289 9997 -31.1 -57.1 6 26.0 -33.1 101 29 345.2 345.2 295.6 345.5 0.06 21 274 10374 -34.5 -40.5 54 6.0 -35.3 107 30 345.6 345.7 296.0 347.2 0.41 22 271 10451 -35.1 -50.1 20 15.0 -36.4 108 30 345.8 345.8 295.8 346.4 0.14 23 259 10766 -37.7 -52.7 19 15.0 -38.8 115 31 346.5 346.5 296.0 347.0 0.11 24 251 10983 -39.3 -45.3 53 6.0 -39.8 116 30 347.2 347.3 296.3 348.3 0.27 25 250 11010 -39.5 -47.5 42 8.0 -40.2 105 28 347.3 347.4 296.3 348.2 0.21 26 248 11065 -39.7 -58.7 11 19.0 -40.7 104 28 347.8 347.9 296.2 348.1 0.06 27 222 11809 -46.5 -50.9 61 4.4 -46.7 118 28 348.6 348.6 296.5 349.2 0.16 28 220 11868 -47.1 -56.1 35 9.0 -47.5 116 27 348.6 348.6 296.4 348.9 0.09 29 204 12362 -51.5 -56.5 55 5.0 -51.7 127 26 349.2 349.3 296.5 349.6 0.09 30 200 12490 -52.5 -61.5 33 9.0 -52.8 130 26 349.6 349.6 296.6 349.8 0.05 31 197 12587 -53.5 -62.5 33 9.0 -53.7 132 27 349.6 349.6 296.5 349.7 0.04 32 192 12753 -54.5 -65.5 25 11.0 -54.7 134 28 350.5 350.5 296.8 350.7 0.03 33 186 12955 -56.1 -63.1 41 7.0 -56.2 137 29 351.1 351.1 296.9 351.3 0.04 34 179 13198 -57.9 -68.9 23 11.0 -58.0 139 31 352.1 352.1 297.1 352.2 0.02 35 154 14130 -65.3 -71.3 43 6.0 -65.4 107 12 354.9 354.9 297.7 355.0 0.02 36 150 14290 -66.9 -72.9 42 6.0 -67.0 95 5 354.8 354.8 297.7 354.9 0.01 37 140 14703 -69.7 -75.7 41 6.0 -69.7 84 6 357.0 357.0 298.1 357.0 0.01 38 116 15802 -77.3 -86.3 22 9.0 -77.3 344 13 362.7 362.7 299.2 362.7 0.00 39 101 16584 -82.5 -89.5 29 7.0 -82.5 77 14 367.3 367.3 300.1 367.3 0.00 40 100 16640 -82.5 -89.5 29 7.0 -82.5 85 14 368.3 368.3 300.2 368.3 0.00 41 96 16868 -83.3 -90.3 28 7.0 -83.3 100 25 371.1 371.1 300.8 371.1 0.00 42 86 17492 -75.9 -87.9 13 12.0 -75.9 118 24 397.9 397.9 304.9 397.9 0.00 43 81 17838 -76.5 -90.5 9 14.0 -76.6 219 13 403.5 403.5 305.7 403.5 0.00 44 79 17984 -72.7 -88.7 7 16.0 -72.8 289 10 414.3 414.3 307.0 414.3 0.00 45 71 18608 -75.1 -90.1 8 15.0 -75.2 241 39 422.0 422.0 307.9 422.0 0.00 46 70 18690 -74.9 -89.9 8 15.0 -75.0 245 36 424.1 424.1 308.2 424.2 0.00 47 65 19121 -74.7 -90.7 7 16.0 -74.7 236 39 433.7 433.7 309.2 433.7 0.00 48 60 19592 -69.7 -89.7 4 20.0 -69.8 248 32 454.9 454.9 311.3 454.9 0.00 49 50 20680 -69.1 -90.1 3 21.0 -69.3 275 35 480.7 480.7 313.5 480.7 0.00 50 43 21584 -68.9 -90.9 3 22.0 -69.1 261 28 502.3 502.3 315.1 502.3 0.00 51 30 23780 -61.9 -88.9 2 27.0 -62.6 340 8 575.9 575.9 319.5 575.9 0.00 52 28 24209 -59.9 -88.9 1 29.0 -60.9 306 10 592.9 592.9 320.3 593.0 0.01 53 28 24209 -60.1 -88.1 1 28.0 -61.1 306 10 592.4 592.4 320.3 592.4 0.01 TRP 96 16868 -83.3 -90.3 28 7.0 -83.3 100 25 371.1 371.1 300.8 371.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 543.56 mb = 5228.72 m = 17154.39 ft Wetbulb zero: 589.23 mb = 4572.86 m = 15002.65 ft Precipitable water: 2.11 inches Sfc-500 mean rel hum: 83.34 % Est. max temperature: 31.73 C = 89.11 F Sfc-Lift cond lev (LCL): 942.21 mb = 613.20 m = 2011.78 ft T: 24.81 C 700-500 lapse rate: 5.24 C/km ThetaE index: 26.29 C Layer 925.0- 521.0 mb Conv cond level (CCL): 836.36 mb = 1652.47 m = 5421.44 ft Mean mixing ratio: 16.09 g/kg Conv temperature: 31.09 C = 87.97 F Cap Strength: 1.62 C Lifted Index: -2.18 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.07 C Lifted Index @700 mb: -1.26 C Showalter Index: -1.36 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 21.40 C K Index: 40.50 Risk: > 80 % chance of thunderstorms Sweat Index: 228.80 Risk: None Energy Index: -1.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 679.19 J/kg Max Up Vert Vel: 36.86 m/s Conv Inhibition (B-): 34.90 J/kg Cap Strength: 1.62 C Lift Cond Lev (LCL): 872.39 mb = 1288.46 m = 4227.18 ft Lev Free Conv (LFC): 787.39 mb = 2165.13 m = 7103.36 ft Equ Level (EL): 177.39 mb = 13254.24 m = 43484.50 ft B at Equ Level: 671.48 J/kg Max Parcel Lev (MPL): 97.39 mb = 16787.88 m = 55077.66 ft Wind level data Storm motion: 110 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 ---------------------------------------------------------- 0 971 344 320 4 2.6 -3.1 | 299 14 11.9 -6.5 1 943 610 40 14 -9.0 -10.7 | 359 14 0.3 -14.2 2 925 778 45 13 -9.2 -9.2 | 359 13 0.1 -12.6 3 911 914 45 11 -7.8 -7.8 | 352 11 1.6 -11.2 4 850 1515 75 3 -2.9 -0.8 | 303 8 6.4 -4.2 5 819 1829 125 2 -1.6 1.1 | 287 8 7.7 -2.3 6 790 2134 135 4 -2.8 2.8 | 275 7 6.5 -0.6 7 762 2438 110 7 -6.6 2.4 | 291 3 2.8 -1.1 8 709 3048 65 10 -9.1 -4.2 | 358 8 0.3 -7.7 9 700 3160 65 10 -9.1 -4.2 | 358 8 0.3 -7.7 10 684 3353 85 10 -10.0 -0.9 | 8 4 -0.6 -4.3 11 634 3962 65 16 -14.5 -6.8 | 27 11 -5.2 -10.2 12 611 4267 65 17 -15.4 -7.2 | 30 12 -6.1 -10.6 13 567 4877 85 24 -23.9 -2.1 | 69 16 -14.6 -5.5 14 546 5182 80 21 -20.7 -3.6 | 58 13 -11.3 -7.1 15 526 5486 100 20 -19.7 3.5 | 90 10 -10.4 0.0 16 500 5890 100 20 -19.7 3.5 | 90 10 -10.4 0.0 17 487 6096 95 21 -20.9 1.8 | 82 12 -11.6 -1.6 18 468 6401 100 25 -24.6 4.3 | 93 15 -15.3 0.9 19 450 6706 75 25 -24.1 -6.5 | 56 18 -14.8 -9.9 20 400 7620 75 26 -25.1 -6.7 | 57 19 -15.8 -10.2 21 368 8230 80 23 -22.7 -4.0 | 61 15 -13.3 -7.4 22 339 8839 110 21 -19.7 7.2 | 110 11 -10.4 3.7 23 312 9449 120 21 -18.2 10.5 | 129 11 -8.9 7.0 24 300 9730 105 27 -26.1 7.0 | 102 17 -16.7 3.5 25 286 10058 100 29 -28.6 5.0 | 95 19 -19.2 1.6 26 251 10973 120 31 -26.8 15.5 | 125 21 -17.5 12.0 27 250 11010 105 28 -27.0 7.2 | 102 18 -17.7 3.8 28 240 11278 100 29 -28.6 5.0 | 95 19 -19.2 1.6 29 229 11582 125 31 -25.4 17.8 | 132 22 -16.1 14.3 30 219 11887 115 27 -24.5 11.4 | 118 17 -15.1 8.0 31 200 12490 130 26 -19.9 16.7 | 141 17 -10.6 13.3 32 181 13106 140 30 -19.3 23.0 | 153 22 -9.9 19.5 33 173 13411 135 34 -24.0 24.0 | 144 25 -14.7 20.6 34 157 14021 115 16 -14.5 6.8 | 123 6 -5.2 3.3 35 150 14290 95 5 -5.0 0.4 | 305 5 4.4 -3.0 36 149 14326 120 14 -12.1 7.0 | 142 5 -2.8 3.5 37 141 14630 95 5 -5.0 0.4 | 305 5 4.4 -3.0 38 134 14935 40 11 -7.1 -8.4 | 349 12 2.3 -11.9 39 121 15545 15 10 -2.6 -9.7 | 333 15 6.7 -13.1 40 115 15850 335 14 5.9 -12.7 | 317 22 15.3 -16.1 41 100 16640 85 14 -13.9 -1.2 | 45 7 -4.6 -4.7 42 98 16764 85 14 -13.9 -1.2 | 45 7 -4.6 -4.7 43 96 16868 100 25 -24.6 4.3 | 93 15 -15.3 0.9 44 88 17374 110 29 -27.3 9.9 | 110 19 -17.9 6.5 45 83 17678 130 17 -13.0 10.9 | 154 8 -3.7 7.5 46 79 17983 290 10 9.4 -3.4 | 290 20 18.7 -6.9 47 75 18288 260 20 19.7 3.5 | 270 29 29.0 0.0 48 71 18593 240 39 33.8 19.5 | 250 46 43.1 16.0 49 70 18690 245 36 32.6 15.2 | 254 44 42.0 11.8 50 64 19202 235 40 32.8 22.9 | 245 46 42.1 19.5 51 58 19812 255 28 27.0 7.2 | 264 37 36.4 3.8 52 50 20680 275 35 34.9 -3.1 | 278 45 44.2 -6.5 53 50 20726 275 40 39.8 -3.5 | 278 50 49.2 -6.9 54 43 21641 260 27 26.6 4.7 | 268 36 35.9 1.2 55 37 22555 295 16 14.5 -6.8 | 293 26 23.8 -10.2 56 35 22860 215 11 6.3 9.0 | 250 17 15.6 5.6 57 33 23165 245 20 18.1 8.5 | 260 28 27.5 5.0 58 32 23470 240 18 15.6 9.0 | 257 26 24.9 5.5 59 30 23780 340 8 2.7 -7.5 | 312 16 12.1 -11.0 60 28 24079 305 10 8.2 -5.7 | 298 20 17.5 -9.2 61 26 24384 50 12 -9.2 -7.7 | 359 11 0.1 -11.2 62 24 24689 85 20 -19.9 -1.7 | 64 12 -10.6 -5.2 Wind Parameters Mean winds (0-6000m): 80.3 at 13.3 knts Storm direction: 110.3 at 10.0 knts Shear (0-3000m) pos: 1.2 neg: 1.3 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 69.1 deg Storm rel helicity (0-3000m) pos: 66.3 neg: -26.1 tot: 40.2 m^2/s^2 ave: 13.4 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 1.7 10^-3/s Energy-Hel index: 0.26 Bulk Rich Number: 58.26 Bulk Shear: 11.66 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 36 11 347 13| 12.7 0.0 12.7| 60.1 -2.3 57.8 115.5 0.82| 18.8 15.4 1000 43 10 346 11| 3.8 0.0 3.8| 60.1 -14.6 45.4 45.4 0.38| 13.2 5.0 1500 46 7 336 9| 2.1 0.0 2.1| 60.1 -23.5 36.5 24.4 0.17| 10.4 1.8 2000 57 7 331 8| 1.6 1.0 2.6| 60.4 -26.1 34.3 17.2 0.12| 9.0 1.1 2500 67 7 333 7| 1.2 1.6 2.8| 64.1 -26.1 38.0 15.2 0.21| 8.4 1.7 3000 67 7 338 7| 1.2 1.3 2.6| 66.3 -26.1 40.2 13.4 0.21| 8.0 1.7 4000 68 9 353 7| 0.9 2.1 3.0| 74.9 -26.2 48.7 12.2 0.24| 7.3 1.7 5000 73 12 15 7| 1.6 1.7 3.2|113.6 -33.6 79.9 16.0 0.31| 7.3 2.3 6000 80 13 33 7| 1.5 1.7 3.2|128.7 -36.9 91.7 15.3 0.33| 6.8 2.2 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250429.00.gif