UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 27 OCT 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 109 SFC 974 344 27.6 18.6 58 9.0 21.3 20 16 303.0 305.6 295.4 344.4 13.98 2 967 407 25.0 19.0 69 6.0 20.8 33 15 301.0 303.7 295.1 343.5 14.45 3 925 793 21.4 18.1 81 3.3 19.1 75 10 301.2 303.8 295.1 343.2 14.27 4 887 1156 19.0 15.2 79 3.8 16.5 83 23 302.3 304.6 294.0 338.8 12.34 5 868 1343 19.6 9.6 52 10.0 13.4 87 24 304.8 306.5 292.0 330.9 8.67 6 850 1523 18.0 14.1 78 3.9 15.4 90 22 305.0 307.2 294.5 340.8 11.99 7 837 1655 17.2 14.2 83 3.0 15.2 90 21 305.5 307.8 294.8 342.2 12.26 8 782 2234 14.0 10.1 77 3.9 11.5 115 19 308.1 309.9 293.9 338.3 9.98 9 762 2453 13.6 7.6 67 6.0 9.9 115 19 309.9 311.6 293.4 336.4 8.63 10 736 2746 13.4 -1.6 35 15.0 5.5 115 24 312.8 313.7 291.0 327.4 4.62 11 700 3167 10.6 3.6 62 7.0 6.5 105 23 314.2 315.6 293.4 336.5 7.10 12 650 3780 6.2 2.3 76 3.9 4.0 84 17 316.0 317.3 293.8 338.0 6.97 13 631 4024 5.0 -3.0 56 8.0 0.9 91 18 317.3 318.2 292.5 332.9 4.86 14 606 4353 2.6 -1.9 72 4.5 0.3 101 19 318.2 319.3 293.3 335.8 5.50 15 597 4474 2.6 -5.4 56 8.0 -1.3 104 18 319.6 320.4 292.7 333.5 4.29 16 589 4583 1.8 -3.0 70 4.8 -0.7 106 17 319.9 320.9 293.5 336.7 5.21 17 577 4749 2.0 -19.0 19 21.0 -5.5 110 16 322.0 322.3 290.9 327.1 1.48 18 500 5890 -6.3 -20.3 32 14.0 -10.9 120 9 325.4 325.7 291.9 330.7 1.52 19 488 6079 -7.9 -16.9 48 9.0 -11.1 111 10 325.7 326.1 292.4 332.8 2.09 20 482 6176 -8.5 -22.5 31 14.0 -12.8 98 12 326.1 326.3 291.9 330.7 1.30 21 476 6273 -9.3 -14.2 67 4.9 -11.2 82 14 326.3 326.8 293.2 335.4 2.68 22 466 6436 -10.7 -14.9 71 4.2 -12.3 60 17 326.5 327.0 293.2 335.3 2.58 23 459 6553 -11.1 -13.7 81 2.6 -12.1 62 17 327.4 328.0 293.6 337.3 2.89 24 422 7194 -14.7 -19.7 66 5.0 -16.3 73 19 330.8 331.2 293.7 337.4 1.90 25 413 7357 -14.9 -25.9 39 11.0 -17.9 72 20 332.6 332.8 293.5 336.6 1.12 26 404 7524 -13.5 -45.5 5 32.0 -18.8 57 22 336.5 336.5 293.6 337.1 0.16 27 400 7600 -13.7 -45.7 5 32.0 -19.0 50 23 337.2 337.2 293.8 337.8 0.16 28 332 8989 -23.1 -52.1 5 29.0 -26.4 344 10 342.8 342.8 295.1 343.1 0.09 29 300 9720 -30.1 -51.1 11 21.0 -32.1 5 18 343.0 343.0 295.1 343.4 0.12 30 286 10058 -33.5 -45.5 29 12.0 -34.7 12 17 342.8 342.9 295.2 343.7 0.23 31 250 10990 -39.5 -56.5 15 17.0 -40.5 10 26 347.3 347.4 296.1 347.7 0.07 32 200 12480 -50.7 -73.7 5 23.0 -51.1 350 34 352.5 352.5 297.2 352.5 0.01 33 198 12545 -51.1 -73.1 6 22.0 -51.5 349 33 352.9 352.9 297.3 352.9 0.01 34 150 14280 -67.3 -72.1 50 4.8 -67.4 270 11 354.2 354.2 297.5 354.2 0.02 35 100 16630 -82.1 -89.1 29 7.0 -82.1 305 23 369.1 369.1 300.4 369.1 0.00 36 89 17274 -85.5 -90.5 40 5.0 -85.5 35 16 374.8 374.8 301.4 374.8 0.00 37 85 17527 -84.5 -90.5 34 6.0 -84.5 38 13 381.8 381.8 302.5 381.8 0.00 38 82 17728 -78.9 -85.9 31 7.0 -78.9 14 14 397.2 397.2 304.8 397.2 0.00 39 78 18011 -78.9 -86.9 26 8.0 -78.9 269 20 402.9 402.9 305.6 402.9 0.00 40 76 18160 -74.9 -85.9 17 11.0 -74.9 267 17 414.3 414.3 307.0 414.3 0.00 41 70 18640 -72.1 -88.1 7 16.0 -72.2 205 12 430.1 430.1 308.9 430.1 0.00 42 68 18811 -71.3 -88.3 6 17.0 -71.4 205 12 435.4 435.4 309.4 435.5 0.00 43 63 19265 -69.7 -88.7 5 19.0 -69.8 235 11 448.6 448.6 310.7 448.6 0.00 44 54 20174 -74.3 -90.3 7 16.0 -74.4 44 14 458.2 458.2 311.6 458.2 0.00 45 50 20630 -67.5 -90.5 2 23.0 -67.7 95 25 484.4 484.4 313.8 484.4 0.00 46 46 21137 -68.3 -91.3 2 23.0 -68.5 92 29 494.2 494.2 314.5 494.2 0.00 47 36 22637 -64.1 -89.9 2 25.9 -64.6 100 62 541.1 541.1 317.6 541.1 0.00 48 30 23770 -60.9 -88.9 1 28.0 -61.7 85 52 578.6 578.6 319.6 578.6 0.00 49 29 23980 -61.3 -89.3 1 28.0 -62.1 85 52 583.2 583.2 319.8 583.2 0.00 50 20 26330 -52.3 -85.3 1 33.0 -55.1 95 61 676.1 676.1 323.6 676.2 0.01 51 19 26662 -51.7 -84.7 1 33.0 -54.8 94 61 687.9 687.9 324.0 688.1 0.02 52 16 27779 -50.9 -84.9 1 34.0 -54.6 93 60 725.2 725.2 325.2 725.4 0.02 TRP 89 17274 -85.5 -90.5 40 5.0 -85.5 35 16 374.8 374.8 301.4 374.8 0.00 WND 36 22637 -64.1 -89.9 2 25.9 -64.6 100 62 541.1 541.1 317.6 541.1 0.00 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 558.45 mb = 5024.31 m = 16483.75 ft Wetbulb zero: 604.55 mb = 4372.01 m = 14343.69 ft Precipitable water: 1.58 inches Sfc-500 mean rel hum: 58.16 % Est. max temperature: 30.65 C = 87.17 F Sfc-Lift cond lev (LCL): 854.43 mb = 1478.23 m = 4849.76 ft T: 18.40 C 700-500 lapse rate: 6.21 C/km ThetaE index: 14.81 C Layer 782.0- 700.0 mb Conv cond level (CCL): 797.25 mb = 2069.14 m = 6788.44 ft Mean mixing ratio: 13.49 g/kg Conv temperature: 31.89 C = 89.40 F Cap Strength: 3.30 C Lifted Index: -0.11 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.10 C Lifted Index @700 mb: 2.49 C Showalter Index: 0.13 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.40 C K Index: 31.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 222.20 Risk: None Energy Index: -1.92 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.04 J/kg Max Up Vert Vel: 8.95 m/s Conv Inhibition (B-): 260.74 J/kg Cap Strength: 3.25 C Lift Cond Lev (LCL): 863.76 mb = 1384.81 m = 4543.28 ft Lev Free Conv (LFC): 498.76 mb = 5909.41 m = 19387.59 ft Equ Level (EL): 418.76 mb = 7252.25 m = 23793.17 ft B at Equ Level: 39.74 J/kg Max Parcel Lev (MPL): 388.76 mb = 7812.50 m = 25631.23 ft Wind level data Storm motion: 129 at 13 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 ---------------------------------------------------------- 0 974 344 20 16 -5.5 -15.0 | 349 23 4.4 -23.0 1 945 610 75 11 -10.6 -2.8 | 4 11 -0.7 -10.8 2 925 793 75 10 -9.7 -2.6 | 359 11 0.2 -10.5 3 912 914 75 12 -11.6 -3.1 | 9 11 -1.7 -11.0 4 880 1219 85 26 -25.9 -2.3 | 58 19 -16.0 -10.2 5 850 1523 90 22 -22.0 0.0 | 57 14 -12.1 -7.9 6 820 1829 90 19 -19.0 0.0 | 49 12 -9.1 -7.9 7 791 2134 115 19 -17.2 8.0 | 91 7 -7.3 0.1 8 763 2438 115 19 -17.2 8.0 | 91 7 -7.3 0.1 9 736 2743 115 24 -21.8 10.1 | 101 12 -11.9 2.2 10 700 3167 105 23 -22.2 6.0 | 81 12 -12.3 -2.0 11 659 3658 80 17 -16.7 -3.0 | 32 13 -6.9 -10.9 12 611 4267 100 19 -18.7 3.3 | 62 10 -8.8 -4.6 13 526 5486 125 10 -8.2 5.7 | 322 3 1.7 -2.2 14 500 5890 120 9 -7.8 4.5 | 329 4 2.1 -3.4 15 487 6096 110 10 -9.4 3.4 | 354 5 0.5 -4.5 16 468 6401 60 17 -14.7 -8.5 | 16 17 -4.8 -16.4 17 415 7315 75 19 -18.4 -4.9 | 33 15 -8.5 -12.8 18 400 7600 50 23 -17.6 -14.8 | 19 24 -7.7 -22.7 19 399 7620 50 24 -18.4 -15.4 | 20 25 -8.5 -23.4 20 367 8230 20 12 -4.1 -11.3 | 343 20 5.8 -19.2 21 352 8534 5 11 -1.0 -11.0 | 335 21 8.9 -18.9 22 338 8839 340 8 2.7 -7.5 | 321 20 12.6 -15.4 23 300 9720 5 18 -1.6 -17.9 | 342 27 8.3 -25.9 24 299 9754 5 15 -1.3 -14.9 | 339 24 8.6 -22.9 25 274 10363 20 19 -6.5 -17.9 | 353 26 3.4 -25.8 26 250 10990 10 26 -4.5 -25.6 | 351 34 5.4 -33.5 27 229 11582 5 37 -3.2 -36.9 | 352 45 6.7 -44.8 28 209 12192 360 35 -0.0 -35.0 | 347 44 9.9 -42.9 29 200 12480 350 34 5.9 -33.5 | 339 44 15.8 -41.4 30 172 13411 330 20 10.0 -17.3 | 322 32 19.9 -25.2 31 156 14021 285 16 15.5 -4.1 | 295 28 25.3 -12.1 32 150 14280 270 11 11.0 -0.0 | 291 22 20.9 -7.9 33 141 14630 270 10 10.0 -0.0 | 292 21 19.9 -7.9 34 134 14935 250 21 19.7 7.2 | 271 30 29.6 -0.7 35 121 15545 260 31 30.5 5.4 | 274 40 40.4 -2.5 36 109 16154 285 28 27.0 -7.2 | 292 40 36.9 -15.2 37 103 16459 270 27 27.0 -0.0 | 282 38 36.9 -7.9 38 100 16630 305 23 18.8 -13.2 | 306 36 28.7 -21.1 39 98 16764 295 23 20.8 -9.7 | 300 35 30.7 -17.6 40 89 17274 35 16 -9.2 -13.1 | 358 21 0.7 -21.0 41 83 17678 40 12 -7.7 -9.2 | 353 17 2.2 -17.1 42 79 17983 270 21 21.0 -0.0 | 284 32 30.9 -7.9 43 74 18288 265 14 13.9 1.2 | 286 25 23.8 -6.7 44 71 18593 315 10 7.1 -7.1 | 312 23 16.9 -15.0 45 70 18640 205 12 5.1 10.9 | 259 15 14.9 2.9 46 67 18898 205 12 5.1 10.9 | 259 15 14.9 2.9 47 60 19507 255 10 9.7 2.6 | 285 20 19.5 -5.3 48 57 19812 35 12 -6.9 -9.8 | 350 18 3.0 -17.8 49 52 20422 50 15 -11.5 -9.6 | 5 18 -1.6 -17.6 50 50 20630 95 25 -24.9 2.2 | 69 16 -15.0 -5.8 51 49 20726 90 23 -23.0 0.0 | 59 15 -13.1 -7.9 52 42 21641 95 37 -36.9 3.2 | 80 27 -27.0 -4.7 53 36 22555 75 46 -44.4 -11.9 | 60 40 -34.6 -19.8 54 36 22637 100 62 -61.1 10.8 | 93 51 -51.2 2.8 55 35 22860 100 62 -61.1 10.8 | 93 51 -51.2 2.8 56 30 23770 85 52 -51.8 -4.5 | 73 44 -41.9 -12.5 57 29 24079 85 52 -51.8 -4.5 | 73 44 -41.9 -12.5 58 25 24994 95 51 -50.8 4.4 | 85 41 -40.9 -3.5 59 24 25298 100 56 -55.1 9.7 | 92 45 -45.3 1.8 60 20 26330 95 61 -60.8 5.3 | 87 51 -50.9 -2.6 61 12 28042 90 58 -58.0 0.0 | 81 49 -48.1 -7.9 Wind Parameters Mean winds (0-6000m): 98.8 at 16.9 knts Storm direction: 128.8 at 12.7 knts Shear (0-3000m) pos: 4.4 neg: 1.2 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 72.9 deg Storm rel helicity (0-3000m) pos: 93.6 neg: -34.7 tot: 58.9 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 2.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.32 Bulk Shear: 17.22 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 56 12 1 15| 13.6 0.0 13.6| 25.9 -1.9 24.0 48.1 0.32| 15.4 4.9 1000 73 16 23 14| 12.0 0.0 12.0| 73.8 -1.9 71.9 71.9 0.56| 16.4 9.1 1500 80 18 35 13| 7.0 0.0 7.0| 73.8 -8.0 65.8 43.9 0.43| 12.9 5.5 2000 88 18 43 12| 6.7 0.0 6.7| 89.6 -8.0 81.7 40.8 0.50| 11.7 5.8 2500 94 19 53 11| 5.3 1.0 6.3| 93.6 -11.2 82.4 33.0 0.45| 10.6 4.8 3000 97 19 59 11| 4.4 1.2 5.6| 93.6 -34.7 58.9 19.6 0.27| 10.1 2.7 4000 95 19 56 11| 3.9 1.2 5.1|110.5 -55.2 55.3 13.8 0.21| 9.3 2.0 5000 98 18 56 10| 3.1 0.9 4.1|110.6 -58.2 52.4 10.5 0.14| 8.3 1.2 6000 99 17 52 9| 2.6 1.8 4.4|117.6 -59.8 57.7 9.6 0.16| 8.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251027.12.gif