UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for SBTT... Searching the city database file for: SBTT ... Date:0000Z 7 OCT 25 Station: SBTT WMO ident: 82411 Latitude: -4.25 Longitude: -69.94 Elevation: 85.00 ------------------------------------------------------------------------------- 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 73 0 0 SFC 999 85 26.0 21.0 74 5.0 22.5 0 0 299.2 302.1 295.6 345.5 15.86 2 994 129 28.0 21.0 66 7.0 23.0 0 0 301.7 304.6 296.3 348.7 15.94 3 947 557 24.8 19.8 74 5.0 21.2 16 6 302.6 305.5 296.3 348.6 15.53 4 925 763 24.8 12.8 47 12.0 17.0 50 10 304.7 306.5 293.0 334.9 10.09 5 924 772 24.8 12.8 47 12.0 17.0 52 10 304.8 306.6 293.0 335.0 10.10 6 850 1499 19.8 11.8 60 8.0 14.6 85 10 306.9 308.8 293.8 337.9 10.28 7 739 2688 11.4 7.4 76 4.0 9.0 95 13 310.3 311.9 293.6 337.2 8.78 8 700 3141 9.8 3.8 66 6.0 6.3 85 12 313.3 314.7 293.3 335.8 7.20 9 612 4246 4.0 -3.0 60 7.0 0.4 106 17 318.9 319.9 293.1 335.1 5.01 10 608 4300 4.2 -9.8 35 14.0 -2.0 104 17 319.8 320.3 291.6 329.6 2.99 11 593 4503 2.8 -2.2 70 5.0 0.2 94 16 320.4 321.5 293.9 338.2 5.50 12 563 4923 1.6 -10.4 40 12.0 -3.7 96 16 323.8 324.4 292.8 334.1 3.08 13 500 5870 -4.3 -9.3 68 5.0 -6.5 35 13 327.8 328.6 294.4 340.5 3.78 14 486 6094 -5.9 -8.5 82 2.6 -7.1 40 13 328.5 329.3 294.9 342.5 4.15 15 473 6307 -7.1 -14.1 57 7.0 -9.9 45 16 329.6 330.1 294.0 338.9 2.72 16 459 6541 -8.9 -10.3 90 1.4 -9.5 51 19 330.2 330.9 295.1 343.1 3.81 17 456 6592 -8.7 -12.1 76 3.4 -10.1 52 20 331.0 331.7 294.9 342.4 3.32 18 442 6834 -9.3 -17.3 52 8.0 -12.2 59 20 333.2 333.7 294.6 341.1 2.23 19 433 6993 -10.9 -15.3 70 4.4 -12.6 64 16 333.2 333.7 294.9 342.5 2.69 20 400 7600 -14.7 -19.5 67 4.8 -16.3 80 11 335.9 336.3 295.1 343.1 2.04 21 353 8532 -21.1 -27.1 58 6.0 -22.6 102 13 339.5 339.7 295.3 343.8 1.18 22 332 8981 -23.7 -38.7 24 15.0 -26.2 95 11 341.9 342.0 295.1 343.5 0.41 23 300 9710 -29.9 -44.9 22 15.0 -31.6 85 10 343.2 343.3 295.3 344.2 0.23 24 295 9830 -31.1 -45.1 24 14.0 -32.7 86 9 343.2 343.2 295.3 344.1 0.23 25 285 10075 -31.9 -57.9 6 26.0 -33.8 88 8 345.4 345.5 295.7 345.7 0.05 26 250 10990 -39.7 -61.7 8 22.0 -40.8 95 2 347.0 347.1 296.0 347.2 0.04 27 203 12374 -52.3 -67.3 15 15.0 -52.6 87 8 348.5 348.5 296.3 348.6 0.02 28 200 12470 -53.1 -67.1 17 14.0 -53.4 95 10 348.7 348.7 296.4 348.8 0.02 29 185 12967 -56.9 -65.9 31 9.0 -57.1 136 12 350.4 350.4 296.7 350.5 0.03 30 165 13681 -62.7 -75.7 16 13.0 -62.8 114 15 352.3 352.3 297.1 352.4 0.01 31 151 14220 -67.5 -77.5 23 10.0 -67.5 101 16 353.1 353.1 297.3 353.2 0.01 32 150 14260 -67.5 -76.5 27 9.0 -67.5 100 16 353.8 353.8 297.4 353.8 0.01 33 145 14463 -68.9 -73.7 50 4.8 -68.9 120 15 354.8 354.8 297.7 354.9 0.01 34 134 14931 -72.5 -79.5 34 7.0 -72.5 81 21 356.5 356.5 298.0 356.5 0.01 35 123 15433 -73.5 -81.5 28 8.0 -73.5 64 12 363.5 363.5 299.4 363.6 0.00 36 100 16620 -81.1 -85.4 48 4.3 -81.1 300 16 371.0 371.0 300.8 371.0 0.00 37 97 16791 -81.3 -85.9 46 4.6 -81.3 305 15 373.9 373.9 301.2 373.9 0.00 38 89 17278 -77.1 -86.1 22 9.0 -77.1 330 19 391.6 391.6 304.0 391.6 0.00 39 84 17608 -78.7 -86.7 26 8.0 -78.7 284 17 394.9 394.9 304.5 394.9 0.00 40 70 18650 -76.3 -87.3 16 11.0 -76.3 240 9 421.2 421.2 307.9 421.2 0.00 41 67 18904 -72.9 -86.9 10 14.0 -73.0 249 10 433.8 433.8 309.3 433.8 0.00 42 51 20494 -74.3 -91.3 6 17.0 -74.4 177 17 465.8 465.8 312.3 465.8 0.00 43 50 20610 -71.7 -90.7 4 19.0 -71.8 85 19 474.5 474.5 313.0 474.5 0.00 44 48 20851 -69.9 -89.9 4 20.0 -70.1 85 15 484.4 484.4 313.8 484.4 0.00 45 45 21232 -72.3 -92.3 3 20.0 -72.4 110 22 487.6 487.6 314.0 487.6 0.00 46 43 21502 -65.9 -90.9 2 25.0 -66.2 108 27 509.7 509.7 315.6 509.7 0.00 47 38 22259 -61.3 -90.3 1 29.0 -61.9 118 40 539.8 539.8 317.5 539.8 0.00 48 35 22764 -63.9 -90.9 1 27.0 -64.4 88 53 545.8 545.8 317.9 545.9 0.00 49 32 23312 -63.7 -91.7 1 28.0 -64.3 83 51 560.5 560.5 318.6 560.6 0.00 50 30 23710 -60.9 -90.9 1 30.0 -61.7 80 50 578.6 578.6 319.6 578.6 0.00 TRP 97 16791 -81.3 -85.9 46 4.6 -81.3 305 15 373.9 373.9 301.2 373.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 545.92 mb = 5179.64 m = 16993.38 ft Wetbulb zero: 611.34 mb = 4255.25 m = 13960.62 ft Precipitable water: 1.82 inches Sfc-500 mean rel hum: 61.39 % Est. max temperature: 33.68 C = 92.62 F Sfc-Lift cond lev (LCL): 928.98 mb = 725.31 m = 2379.58 ft T: 24.80 C 700-500 lapse rate: 5.17 C/km ThetaE index: 13.80 C Layer 947.0- 924.0 mb Conv cond level (CCL): 780.52 mb = 2223.81 m = 7295.86 ft Mean mixing ratio: 13.58 g/kg Conv temperature: 35.73 C = 96.32 F Cap Strength: 3.60 C Lifted Index: 1.07 C Risk: Showers probable Lifted Index @300 mb: 2.13 C Lifted Index @700 mb: 1.05 C Showalter Index: 3.36 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 16.10 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 174.60 Risk: None Energy Index: 0.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.60 J/kg Max Up Vert Vel: 6.10 m/s Conv Inhibition (B-): 15381.31 J/kg Cap Strength: 3.60 C Lift Cond Lev (LCL): 846.89 mb = 1530.13 m = 5020.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 120 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 ---------------------------------------------------------- 0 999 85 0 0 -0.0 -0.0 | 300 10 8.4 -4.8 1 974 305 360 2 -0.0 -2.0 | 309 11 8.4 -6.8 2 941 610 20 7 -2.4 -6.6 | 332 13 6.0 -11.4 3 925 763 50 10 -7.7 -6.4 | 356 11 0.7 -11.3 4 909 914 75 8 -7.7 -2.1 | 354 7 0.7 -6.9 5 850 1499 85 10 -10.0 -0.9 | 15 6 -1.6 -5.7 6 817 1829 115 12 -10.9 5.1 | 95 2 -2.5 0.2 7 789 2134 105 14 -13.5 3.6 | 77 5 -5.1 -1.2 8 761 2438 100 13 -12.8 2.3 | 59 5 -4.4 -2.6 9 700 3141 85 12 -12.0 -1.0 | 31 7 -3.5 -5.9 10 682 3353 80 12 -11.8 -2.1 | 26 8 -3.4 -6.9 11 657 3658 105 20 -19.3 5.2 | 92 11 -10.9 0.3 12 633 3962 110 17 -16.0 5.8 | 97 8 -7.6 1.0 13 609 4267 105 17 -16.4 4.4 | 87 8 -8.0 -0.4 14 587 4572 90 15 -15.0 0.0 | 54 8 -6.6 -4.8 15 544 5182 100 17 -16.7 3.0 | 77 9 -8.3 -1.9 16 524 5486 85 18 -17.9 -1.6 | 56 11 -9.5 -6.4 17 500 5870 35 13 -7.5 -10.6 | 356 16 1.0 -15.5 18 486 6096 40 13 -8.4 -10.0 | 360 15 0.1 -14.8 19 449 6706 55 22 -18.0 -12.6 | 29 20 -9.6 -17.5 20 432 7010 65 16 -14.5 -6.8 | 28 13 -6.1 -11.6 21 415 7315 90 12 -12.0 0.0 | 37 6 -3.6 -4.8 22 400 7600 80 11 -10.8 -1.9 | 20 7 -2.4 -6.8 23 399 7620 80 11 -10.8 -1.9 | 20 7 -2.4 -6.8 24 367 8230 100 14 -13.8 2.4 | 66 6 -5.4 -2.4 25 338 8839 105 11 -10.6 2.8 | 48 3 -2.2 -2.0 26 324 9144 80 11 -10.8 -1.9 | 20 7 -2.4 -6.8 27 300 9710 85 10 -10.0 -0.9 | 15 6 -1.6 -5.7 28 250 10990 95 2 -2.0 0.2 | 306 8 6.4 -4.7 29 218 11887 50 1 -0.8 -0.6 | 306 9 7.6 -5.5 30 200 12470 95 10 -10.0 0.9 | 21 4 -1.6 -4.0 31 199 12497 95 10 -10.0 0.9 | 21 4 -1.6 -4.0 32 181 13106 150 12 -6.0 10.4 | 203 6 2.4 5.5 33 172 13411 120 14 -12.1 7.0 | 120 4 -3.7 2.2 34 150 14260 100 16 -15.8 2.8 | 74 8 -7.3 -2.1 35 148 14326 135 14 -9.9 9.9 | 164 5 -1.5 5.1 36 141 14630 100 16 -15.8 2.8 | 74 8 -7.3 -2.1 37 134 14935 80 21 -20.7 -3.6 | 55 15 -12.3 -8.5 38 120 15545 60 10 -8.7 -5.0 | 1 10 -0.3 -9.8 39 108 16154 270 11 11.0 -0.0 | 284 20 19.4 -4.8 40 103 16459 295 16 14.5 -6.8 | 297 26 22.9 -11.6 41 100 16620 300 16 13.9 -8.0 | 300 26 22.3 -12.8 42 97 16764 285 23 22.2 -6.0 | 289 32 30.6 -10.8 43 97 16791 305 15 12.3 -8.6 | 303 25 20.7 -13.5 44 88 17374 335 20 8.5 -18.1 | 324 28 16.9 -23.0 45 83 17678 270 16 16.0 -0.0 | 281 25 24.4 -4.8 46 79 17983 220 11 7.1 8.4 | 257 16 15.5 3.6 47 71 18593 275 12 12.0 -1.0 | 286 21 20.4 -5.9 48 70 18650 240 9 7.8 4.5 | 271 16 16.2 -0.3 49 60 19507 270 12 12.0 -0.0 | 283 21 20.4 -4.8 50 57 19812 240 1 0.9 0.5 | 295 10 9.3 -4.3 51 54 20117 250 12 11.3 4.1 | 272 20 19.7 -0.7 52 52 20422 235 15 12.3 8.6 | 260 21 20.7 3.8 53 50 20610 85 19 -18.9 -1.7 | 58 12 -10.5 -6.5 54 49 20726 85 10 -10.0 -0.9 | 15 6 -1.6 -5.7 55 47 21031 85 22 -21.9 -1.9 | 63 15 -13.5 -6.8 56 44 21336 120 22 -19.1 11.0 | 120 12 -10.6 6.2 57 42 21641 100 30 -29.5 5.2 | 91 21 -21.1 0.4 58 40 21946 110 31 -29.1 10.6 | 106 22 -20.7 5.8 59 38 22250 120 39 -33.8 19.5 | 120 29 -25.4 14.7 60 36 22555 90 54 -54.0 0.0 | 84 46 -45.6 -4.8 61 30 23710 80 50 -49.2 -8.7 | 72 43 -40.8 -13.5 62 27 24079 80 51 -50.2 -8.9 | 72 44 -41.8 -13.7 63 22 24994 90 45 -45.0 0.0 | 82 37 -36.6 -4.8 64 19 25603 100 51 -50.2 8.9 | 95 42 -41.8 4.0 65 15 26518 85 55 -54.8 -4.8 | 78 47 -46.4 -9.6 Wind Parameters Mean winds (0-6000m): 90.0 at 12.9 knts Storm direction: 120.0 at 9.7 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 92.9 deg Storm rel helicity (0-3000m) pos: 43.9 neg: -7.5 tot: 36.4 m^2/s^2 ave: 12.1 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.88 Bulk Shear: 21.21 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 12 3 314 11| 6.8 0.0 6.8| 18.2 0.0 18.2 36.5 0.89| 7.0 6.2 1000 46 6 334 10| 4.4 0.0 4.4| 36.5 -0.3 36.2 36.2 0.70| 8.8 6.1 1500 64 7 345 8| 3.6 0.0 3.6| 40.6 -0.3 40.4 26.9 0.71| 7.0 5.0 2000 82 8 358 6| 3.5 0.0 3.5| 43.9 -1.0 42.9 21.4 0.65| 6.9 4.5 2500 88 9 10 5| 2.8 0.5 3.3| 43.9 -4.3 39.6 15.8 0.51| 6.1 3.1 3000 89 10 16 5| 2.3 0.8 3.2| 43.9 -7.5 36.4 12.1 0.41| 5.5 2.3 4000 93 11 35 5| 2.6 0.6 3.2| 68.5 -9.7 58.8 14.7 0.48| 6.0 2.9 5000 94 12 45 6| 2.3 1.0 3.3| 74.6 -21.1 53.6 10.7 0.36| 5.7 2.1 6000 90 13 43 7| 1.9 2.1 4.0| 78.9 -78.9 -0.0 -0.0 0.05| 6.5 0.3 Wrote GIF file: /home/apache/climate/data/raob//SBTT/skewt/SBTT.skewt.20251007.00.gif