UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 28 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 85 SFC 971 344 26.6 21.6 74 5.0 23.0 330 3 302.3 305.4 297.1 352.4 16.96 2 965 399 27.0 21.0 70 6.0 22.7 342 5 303.2 306.3 297.1 352.0 16.44 3 925 776 24.6 19.8 75 4.8 21.2 35 15 304.5 307.4 297.0 351.9 15.91 4 850 1512 19.4 16.1 81 3.3 17.1 80 10 306.5 309.0 296.1 347.5 13.67 5 771 2346 13.2 13.0 99 0.2 13.1 100 11 308.5 310.8 295.7 345.8 12.31 6 754 2535 14.2 9.2 72 5.0 11.0 103 14 311.5 313.4 294.7 341.5 9.74 7 700 3161 10.8 6.7 76 4.1 8.3 100 16 314.4 316.1 294.8 342.0 8.83 8 577 4747 0.4 -0.1 96 0.5 0.1 96 18 320.1 321.4 294.6 341.3 6.60 9 558 5016 -1.3 -2.0 95 0.7 -1.7 90 19 321.2 322.4 294.4 340.4 5.93 10 526 5487 -2.9 -5.4 83 2.5 -4.1 79 23 324.8 325.7 294.5 340.8 4.87 11 522 5548 -2.3 -15.3 36 13.0 -7.4 80 24 326.2 326.6 292.7 333.8 2.23 12 518 5609 -2.5 -19.5 26 17.0 -8.5 81 24 326.7 327.0 292.3 332.2 1.57 13 515 5655 -2.9 -11.9 50 9.0 -6.7 82 24 326.7 327.3 293.5 336.8 2.98 14 508 5764 -3.1 -22.1 21 19.0 -9.4 83 24 327.8 328.0 292.3 332.3 1.28 15 500 5890 -3.9 -22.9 21 19.0 -10.0 85 25 328.3 328.5 292.4 332.6 1.21 16 498 5922 -3.9 -22.9 21 19.0 -10.1 86 25 328.7 328.9 292.5 333.0 1.22 17 486 6113 -5.7 -13.7 53 8.0 -8.9 90 25 328.7 329.3 293.9 338.1 2.73 18 472 6340 -6.5 -29.5 14 23.0 -12.6 86 27 330.5 330.7 292.6 333.1 0.70 19 445 6797 -8.9 -20.9 37 12.0 -12.9 74 25 333.1 333.4 294.0 338.9 1.62 20 423 7186 -12.1 -14.8 80 2.7 -13.2 64 23 333.9 334.5 295.3 343.9 2.87 21 411 7405 -13.7 -18.7 66 5.0 -15.4 70 21 334.6 335.0 294.8 342.1 2.13 22 400 7610 -14.3 -38.3 11 24.0 -19.0 95 20 336.4 336.5 293.7 337.8 0.35 23 372 8155 -18.9 -30.9 34 12.0 -21.6 95 23 337.4 337.5 294.4 340.3 0.78 24 370 8195 -18.5 -43.5 9 25.0 -22.4 95 23 338.4 338.5 294.1 339.3 0.22 25 364 8317 -19.1 -47.1 7 28.0 -23.1 94 23 339.2 339.2 294.3 339.8 0.15 26 307 9564 -27.1 -56.1 5 29.0 -29.7 91 28 344.9 344.9 295.6 345.2 0.06 27 300 9730 -28.5 -53.5 7 25.0 -30.9 100 28 345.2 345.2 295.6 345.6 0.09 28 295 9851 -29.1 -44.1 22 15.0 -31.0 100 28 346.0 346.1 296.0 347.1 0.26 29 250 11010 -39.9 -46.9 47 7.0 -40.5 100 27 346.7 346.8 296.1 347.7 0.22 30 233 11485 -43.5 -46.4 73 2.9 -43.7 104 43 348.3 348.4 296.5 349.4 0.25 31 230 11572 -44.3 -50.3 51 6.0 -44.7 105 45 348.4 348.5 296.4 349.1 0.17 32 225 11718 -45.7 -50.2 60 4.5 -46.0 108 44 348.5 348.5 296.4 349.2 0.17 33 211 12141 -49.1 -56.1 44 7.0 -49.4 120 36 349.6 349.6 296.6 350.0 0.09 34 201 12458 -50.9 -68.9 10 18.0 -51.3 129 30 351.7 351.7 297.0 351.7 0.02 35 200 12490 -51.1 -69.1 10 18.0 -51.5 130 29 351.8 351.9 297.0 351.9 0.02 36 169 13566 -59.7 -75.7 11 16.0 -59.9 119 17 354.9 354.9 297.7 354.9 0.01 37 157 14022 -64.3 -76.3 18 12.0 -64.4 82 9 354.7 354.7 297.6 354.7 0.01 38 150 14300 -66.7 -75.7 27 9.0 -66.8 65 8 355.2 355.2 297.7 355.2 0.01 39 133 15014 -73.1 -75.7 68 2.6 -73.1 48 11 356.2 356.2 298.0 356.3 0.01 40 127 15282 -75.5 -78.8 60 3.3 -75.5 39 10 356.6 356.6 298.0 356.7 0.01 41 103 16466 -83.7 -88.4 43 4.7 -83.7 155 10 362.9 362.9 299.2 362.9 0.00 42 100 16630 -83.5 -88.3 43 4.8 -83.5 105 21 366.4 366.4 299.9 366.4 0.00 43 90 17216 -82.5 -89.5 29 7.0 -82.5 110 38 379.6 379.6 302.2 379.6 0.00 44 83 17680 -71.5 -87.5 7 16.0 -71.6 148 17 410.9 410.9 306.6 410.9 0.00 45 73 18433 -73.7 -88.7 8 15.0 -73.7 302 18 421.6 421.6 307.9 421.6 0.00 46 70 18680 -70.9 -88.9 5 18.0 -71.0 260 36 432.7 432.7 309.1 432.7 0.00 47 69 18765 -70.5 -88.5 5 18.0 -70.6 262 34 435.3 435.3 309.4 435.4 0.00 48 57 19886 -74.9 -90.9 7 16.0 -75.0 262 39 449.8 449.8 310.8 449.8 0.00 49 50 20660 -67.7 -89.7 3 22.0 -67.9 265 33 484.0 484.0 313.8 484.0 0.00 50 44 21434 -65.7 -88.7 3 23.0 -66.0 260 30 506.9 506.9 315.4 506.9 0.00 51 41 21862 -67.7 -89.7 3 22.0 -67.9 254 28 512.2 512.2 315.8 512.2 0.00 52 37 22487 -63.1 -89.1 2 26.0 -63.6 287 23 539.3 539.3 317.5 539.3 0.00 53 34 23005 -65.5 -89.5 2 24.0 -65.9 257 22 546.2 546.2 317.9 546.2 0.00 54 31 23575 -60.1 -88.1 1 28.0 -61.0 221 18 575.4 575.4 319.5 575.4 0.01 55 30 23780 -59.1 -87.1 1 28.0 -60.1 25 20 583.5 583.5 319.8 583.6 0.01 56 28 24211 -60.3 -87.3 2 27.0 -61.2 25 20 591.8 591.8 320.2 591.9 0.01 57 23 25455 -54.3 -84.3 1 30.0 -56.4 97 30 643.7 643.7 322.4 643.8 0.01 58 22 25740 -54.5 -84.5 1 30.0 -56.6 94 35 651.4 651.4 322.7 651.5 0.01 TRP 103 16466 -83.7 -88.4 43 4.7 -83.7 155 10 362.9 362.9 299.2 362.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 572.53 mb = 4810.44 m = 15782.10 ft Wetbulb zero: 575.57 mb = 4767.16 m = 15640.11 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 79.98 % Est. max temperature: 31.47 C = 88.64 F Sfc-Lift cond lev (LCL): 903.05 mb = 985.00 m = 3231.59 ft T: 23.12 C 700-500 lapse rate: 5.39 C/km ThetaE index: 10.94 C Layer 965.0- 700.0 mb Conv cond level (CCL): 828.24 mb = 1733.63 m = 5687.69 ft Mean mixing ratio: 15.61 g/kg Conv temperature: 31.29 C = 88.32 F Cap Strength: 1.65 C Lifted Index: -1.34 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.75 C Lifted Index @700 mb: -0.12 C Showalter Index: -0.05 C Risk: Thunderstorms probable Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 20.00 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 238.20 Risk: None Energy Index: -2.85 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 530.58 J/kg Max Up Vert Vel: 32.58 m/s Conv Inhibition (B-): 31.58 J/kg Cap Strength: 1.65 C Lift Cond Lev (LCL): 858.27 mb = 1427.76 m = 4684.20 ft Lev Free Conv (LFC): 803.27 mb = 1995.38 m = 6546.43 ft Equ Level (EL): 753.27 mb = 2542.82 m = 8342.47 ft B at Equ Level: 21.22 J/kg Max Parcel Lev (MPL): 103.27 mb = 16451.69 m = 53974.72 ft Wind level data Storm motion: 114 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 ---------------------------------------------------------- 0 971 344 330 3 1.5 -2.6 | 301 15 12.9 -7.7 1 942 610 30 14 -7.0 -12.1 | 346 18 4.4 -17.2 2 925 776 35 15 -8.6 -12.3 | 351 18 2.8 -17.4 3 910 914 50 14 -10.7 -9.0 | 357 14 0.6 -14.1 4 879 1219 70 10 -9.4 -3.4 | 347 9 2.0 -8.5 5 850 1512 80 10 -9.8 -1.7 | 347 7 1.5 -6.8 6 819 1829 75 11 -10.6 -2.8 | 355 8 0.7 -7.9 7 790 2134 100 9 -8.9 1.6 | 325 4 2.5 -3.5 8 762 2438 100 12 -11.8 2.1 | 9 3 -0.5 -3.0 9 735 2743 110 17 -16.0 5.8 | 99 5 -4.6 0.7 10 700 3161 100 16 -15.8 2.8 | 62 5 -4.4 -2.3 11 684 3353 85 15 -14.9 -1.3 | 29 7 -3.6 -6.4 12 611 4267 85 20 -19.9 -1.7 | 51 11 -8.6 -6.8 13 567 4877 100 17 -16.7 3.0 | 68 6 -5.4 -2.1 14 546 5182 75 22 -21.3 -5.7 | 43 15 -9.9 -10.8 15 500 5890 85 25 -24.9 -2.2 | 62 15 -13.5 -7.3 16 487 6096 90 25 -25.0 0.0 | 70 15 -13.6 -5.1 17 468 6401 85 28 -27.9 -2.4 | 66 18 -16.5 -7.5 18 416 7315 60 22 -19.1 -11.0 | 26 18 -7.7 -16.1 19 400 7610 95 20 -19.9 1.7 | 69 9 -8.6 -3.3 20 399 7620 95 20 -19.9 1.7 | 69 9 -8.6 -3.3 21 368 8230 95 23 -22.9 2.0 | 75 12 -11.5 -3.1 22 312 9449 85 28 -27.9 -2.4 | 66 18 -16.5 -7.5 23 300 9730 100 28 -27.6 4.9 | 89 16 -16.2 -0.2 24 251 10973 105 23 -22.2 6.0 | 95 11 -10.8 0.9 25 250 11010 100 27 -26.6 4.7 | 89 15 -15.2 -0.4 26 229 11582 105 46 -44.4 11.9 | 102 34 -33.1 6.8 27 200 12490 130 29 -22.2 18.6 | 141 17 -10.8 13.6 28 173 13411 135 23 -16.3 16.3 | 156 12 -4.9 11.2 29 165 13716 100 10 -9.8 1.7 | 336 4 1.5 -3.3 30 150 14300 65 8 -7.3 -3.4 | 334 9 4.1 -8.5 31 134 14935 50 11 -8.4 -7.1 | 346 13 2.9 -12.2 32 121 15545 30 10 -5.0 -8.7 | 335 15 6.4 -13.7 33 115 15850 335 3 1.3 -2.7 | 302 15 12.6 -7.8 34 103 16466 155 10 -4.2 9.1 | 241 8 7.1 4.0 35 100 16630 105 21 -20.3 5.4 | 92 9 -8.9 0.4 36 98 16764 110 16 -15.0 5.5 | 96 4 -3.7 0.4 37 88 17374 110 44 -41.3 15.0 | 108 32 -30.0 10.0 38 83 17678 140 17 -10.9 13.0 | 183 8 0.4 7.9 39 79 17983 250 11 10.3 3.8 | 273 22 21.7 -1.3 40 71 18593 320 20 12.9 -15.3 | 310 32 24.2 -20.4 41 70 18680 260 36 35.5 6.3 | 269 47 46.8 1.2 42 67 18898 265 32 31.9 2.8 | 273 43 43.2 -2.3 43 64 19202 260 44 43.3 7.6 | 267 55 54.7 2.6 44 50 20660 265 33 32.9 2.9 | 273 44 44.2 -2.2 45 49 20726 255 31 29.9 8.0 | 266 41 41.3 2.9 46 45 21336 265 30 29.9 2.6 | 273 41 41.3 -2.5 47 43 21641 250 29 27.3 9.9 | 263 39 38.6 4.8 48 41 21946 255 28 27.0 7.2 | 267 38 38.4 2.2 49 37 22555 290 23 21.6 -7.9 | 291 35 33.0 -13.0 50 32 23470 225 22 15.6 15.6 | 249 29 26.9 10.5 51 30 23774 215 11 6.3 9.0 | 257 18 17.7 3.9 52 30 23780 25 20 -8.5 -18.1 | 353 23 2.9 -23.2 53 28 24079 25 20 -8.5 -18.1 | 353 23 2.9 -23.2 54 24 24689 100 25 -24.6 4.3 | 87 13 -13.3 -0.7 55 21 25298 90 40 -40.0 0.0 | 80 29 -28.6 -5.1 56 18 25908 70 35 -32.9 -12.0 | 52 27 -21.5 -17.1 Wind Parameters Mean winds (0-6000m): 84.1 at 16.6 knts Storm direction: 114.1 at 12.5 knts Shear (0-3000m) pos: 3.3 neg: 1.1 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 89.5 deg Storm rel helicity (0-3000m) pos: 83.9 neg: -17.7 tot: 66.2 m^2/s^2 ave: 22.1 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 2.5 10^-3/s Energy-Hel index: 0.26 Bulk Rich Number: 21.31 Bulk Shear: 24.90 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 29 11 339 16| 14.3 0.0 14.3| 72.7 0.0 72.7 145.4 0.91| 18.2 16.6 1000 45 12 346 14| 5.7 0.0 5.7| 75.8 -5.0 70.8 70.8 0.58| 13.4 7.8 1500 55 11 349 12| 4.1 0.0 4.1| 77.5 -5.0 72.5 48.3 0.57| 9.6 5.5 2000 64 11 351 10| 3.4 0.0 3.4| 79.1 -8.9 70.2 35.1 0.43| 8.9 3.8 2500 75 12 359 8| 3.9 0.0 3.9| 83.9 -9.8 74.2 29.7 0.48| 8.6 4.1 3000 81 12 7 7| 3.3 1.1 4.3| 83.9 -17.7 66.2 22.1 0.30| 8.3 2.5 4000 83 14 18 7| 2.7 0.9 3.6| 92.6 -17.7 74.8 18.7 0.34| 6.9 2.3 5000 84 15 27 7| 2.1 1.6 3.8| 99.5 -27.9 71.6 14.3 0.25| 7.1 1.7 6000 84 17 37 9| 2.3 1.4 3.6|122.4 -31.1 91.3 15.2 0.28| 6.6 1.9 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250428.00.gif