UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for SBTT... Searching the city database file for: SBTT ... Date:1200Z 22 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 ------------------------------------------------------------------------------- SFC 1002 85 24.0 22.0 89 2.0 22.6 70 2 297.0 300.0 295.7 345.7 16.84 1 1000 101 24.4 22.8 91 1.6 23.3 70 2 297.5 300.8 296.4 349.0 17.74 2 996 136 25.4 24.5 95 0.9 24.7 71 2 298.9 302.5 298.0 356.7 19.79 3 960 461 25.0 20.7 77 4.3 21.9 75 4 301.7 304.6 296.5 349.4 16.21 4 925 787 24.0 19.2 75 4.8 20.6 80 6 303.8 306.7 296.5 349.4 15.31 5 892 1105 22.0 16.0 69 6.0 17.9 84 6 305.0 307.4 295.2 343.6 12.93 6 850 1524 19.0 15.6 81 3.4 16.7 90 5 306.0 308.5 295.7 345.7 13.23 7 700 3165 8.4 7.4 93 1.0 7.8 85 8 311.8 313.5 294.4 340.4 9.27 8 586 4615 -0.3 -0.4 99 0.1 -0.4 82 9 317.9 319.1 293.9 338.2 6.36 9 581 4684 0.4 -1.0 90 1.4 -0.3 84 9 319.5 320.7 294.1 339.2 6.13 10 540 5270 -1.9 -6.9 69 5.0 -4.3 102 11 323.5 324.4 293.7 337.5 4.22 11 532 5389 -2.9 -4.8 87 1.9 -3.8 112 10 323.7 324.7 294.4 340.2 5.04 12 525 5494 -3.3 -9.3 63 6.0 -6.0 121 10 324.5 325.2 293.4 336.5 3.60 13 505 5802 -4.9 -12.9 53 8.0 -8.2 148 8 326.1 326.7 293.2 335.6 2.81 14 500 5880 -5.5 -11.5 63 6.0 -8.0 155 8 326.3 327.0 293.6 337.0 3.17 15 491 6022 -6.5 -10.0 76 3.5 -8.0 155 8 326.8 327.5 294.1 339.1 3.64 16 487 6086 -6.5 -15.5 49 9.0 -9.9 155 8 327.6 328.0 293.2 335.6 2.35 17 477 6248 -7.7 -12.0 71 4.3 -9.5 157 9 328.0 328.7 294.0 338.9 3.20 18 466 6429 -8.3 -19.3 41 11.0 -12.1 160 11 329.5 329.8 293.3 335.7 1.78 19 463 6479 -8.7 -15.7 57 7.0 -11.3 161 11 329.6 330.1 293.8 338.0 2.43 20 442 6838 -10.5 -32.5 15 22.0 -15.7 161 12 331.7 331.8 292.7 333.8 0.56 21 432 7014 -11.9 -21.9 43 10.0 -15.0 155 11 332.1 332.4 293.7 337.6 1.53 22 403 7543 -14.3 -38.3 11 24.0 -19.0 182 6 335.7 335.8 293.6 337.0 0.35 23 400 7600 -14.7 -31.7 22 17.0 -18.7 185 6 335.9 336.0 293.9 338.4 0.67 24 383 7926 -16.9 -31.9 26 15.0 -20.3 215 4 337.2 337.3 294.3 339.8 0.69 25 377 8044 -17.9 -22.9 65 5.0 -19.4 226 3 337.4 337.7 295.1 343.2 1.61 26 369 8203 -19.1 -25.1 59 6.0 -20.7 241 2 337.9 338.1 295.0 342.8 1.35 27 364 8305 -19.3 -39.3 15 20.0 -22.8 211 2 338.9 339.0 294.4 340.3 0.35 28 359 8407 -20.3 -30.3 40 10.0 -22.5 156 1 338.9 339.1 294.8 342.1 0.86 29 337 8871 -22.9 -51.9 5 29.0 -26.2 117 6 341.6 341.6 294.8 342.0 0.09 30 327 9091 -24.5 -52.5 6 28.0 -27.5 142 9 342.3 342.3 295.0 342.7 0.09 31 300 9710 -29.5 -52.5 9 23.0 -31.6 130 11 343.8 343.8 295.3 344.2 0.10 32 283 10123 -33.5 -52.5 13 19.0 -35.0 130 11 343.8 343.9 295.3 344.3 0.10 33 271 10425 -36.1 -43.1 48 7.0 -36.8 119 10 344.4 344.4 295.7 345.6 0.31 34 258 10765 -38.9 -44.9 53 6.0 -39.4 54 5 345.1 345.2 295.8 346.2 0.27 35 250 10980 -40.5 -47.5 47 7.0 -41.1 15 6 345.9 345.9 295.9 346.7 0.21 36 233 11456 -44.3 -53.3 36 9.0 -44.8 350 6 347.1 347.2 296.1 347.6 0.12 37 200 12460 -53.1 -59.1 48 6.0 -53.3 295 6 348.7 348.7 296.4 349.0 0.07 38 199 12492 -53.3 -59.3 48 6.0 -53.5 295 6 348.9 348.9 296.4 349.1 0.06 39 160 13867 -63.9 -71.9 33 8.0 -64.0 308 10 353.4 353.4 297.4 353.5 0.01 40 150 14260 -67.5 -72.5 49 5.0 -67.5 275 11 353.8 353.8 297.5 353.9 0.01 41 149 14300 -68.1 -73.1 49 5.0 -68.1 273 11 353.5 353.5 297.4 353.5 0.01 42 139 14713 -71.1 -78.1 35 7.0 -71.1 258 14 355.3 355.3 297.8 355.3 0.01 43 115 15815 -77.5 -85.5 26 8.0 -77.5 210 13 363.2 363.2 299.3 363.2 0.00 44 104 16388 -79.5 -86.5 30 7.0 -79.5 235 9 370.0 370.0 300.5 370.0 0.00 45 101 16554 -79.3 -85.3 37 6.0 -79.3 295 14 373.4 373.4 301.2 373.5 0.00 46 100 16610 -79.3 -85.3 37 6.0 -79.3 315 16 374.5 374.5 301.4 374.5 0.00 47 90 17202 -81.7 -86.4 45 4.7 -81.7 315 32 381.2 381.2 302.5 381.2 0.00 48 88 17327 -82.5 -88.5 35 6.0 -82.5 315 37 382.0 382.0 302.6 382.1 0.00 49 86 17456 -76.5 -85.5 23 9.0 -76.5 315 37 396.7 396.7 304.8 396.7 0.00 50 84 17592 -76.1 -85.1 23 9.0 -76.2 315 37 400.2 400.2 305.2 400.2 0.00 51 71 18550 -79.5 -87.5 25 8.0 -79.5 281 41 412.6 412.6 306.8 412.6 0.00 52 70 18630 -78.7 -87.7 22 9.0 -78.7 280 39 416.0 416.0 307.2 416.0 0.00 53 63 19239 -73.1 -88.1 8 15.0 -73.2 265 25 441.1 441.1 310.0 441.1 0.00 54 58 19724 -73.3 -90.3 6 17.0 -73.4 217 15 451.2 451.2 311.0 451.2 0.00 55 57 19827 -69.7 -89.7 4 20.0 -69.8 205 14 461.6 461.6 311.9 461.6 0.00 56 50 20610 -68.7 -89.7 3 21.0 -68.9 85 36 481.6 481.6 313.6 481.6 0.00 57 48 20855 -68.3 -90.3 3 22.0 -68.5 79 36 488.2 488.2 314.1 488.2 0.00 58 41 21815 -61.9 -88.9 2 27.0 -62.4 83 50 526.7 526.7 316.7 526.7 0.00 59 38 22283 -63.5 -89.5 2 26.0 -64.0 88 59 534.2 534.2 317.2 534.2 0.00 60 37 22447 -62.6 -89.2 2 26.5 -63.2 90 62 540.5 540.5 317.5 540.5 0.00 61 31 23552 -56.9 -86.9 1 30.0 -58.2 98 57 584.0 584.0 319.9 584.1 0.01 62 30 23760 -56.9 -85.9 1 29.0 -58.2 100 56 589.5 589.5 320.1 589.6 0.01 63 20 26350 -52.7 -83.7 1 31.0 -55.4 95 45 674.9 674.9 323.6 675.0 0.02 64 18 27030 -52.7 -84.7 1 32.0 -55.6 98 44 695.5 695.5 324.3 695.6 0.02 65 17 27399 -53.1 -84.1 1 31.0 -56.1 99 43 705.7 705.7 324.6 705.8 0.02 TRP 88 17327 -82.5 -88.5 35 6.0 -82.5 315 37 382.0 382.0 302.6 382.1 0.00 WND 37 22447 -62.6 -89.2 2 26.5 -63.2 90 62 540.5 540.5 317.5 540.5 0.00 Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 589.93 mb = 4565.09 m = 14977.15 ft Freezing level: 583.86 mb = 4644.61 m = 15238.03 ft Freezing level: 573.87 mb = 4785.94 m = 15701.70 ft Wetbulb zero: 591.04 mb = 4545.29 m = 14912.18 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 83.98 % Est. max temperature: 33.02 C = 91.44 F Sfc-Lift cond lev (LCL): 973.54 mb = 337.21 m = 1106.31 ft T: 25.15 C 700-500 lapse rate: 5.12 C/km ThetaE index: 13.14 C Layer 960.0- 850.0 mb Conv cond level (CCL): 848.24 mb = 1541.50 m = 5057.35 ft Mean mixing ratio: 16.38 g/kg Conv temperature: 33.14 C = 91.65 F Cap Strength: 2.64 C Lifted Index: -2.71 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.34 C Lifted Index @700 mb: -2.28 C Showalter Index: -0.98 C Risk: Thunderstorms probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 21.10 C K Index: 39.10 Risk: > 80 % chance of thunderstorms Sweat Index: 205.20 Risk: None Energy Index: -1.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 803.82 J/kg Max Up Vert Vel: 40.10 m/s Conv Inhibition (B-): 68.85 J/kg Cap Strength: 2.64 C Lift Cond Lev (LCL): 900.28 mb = 1024.32 m = 3360.59 ft Lev Free Conv (LFC): 795.28 mb = 2086.46 m = 6845.24 ft Equ Level (EL): 185.28 mb = 12942.67 m = 42462.31 ft B at Equ Level: 799.35 J/kg Max Parcel Lev (MPL): 95.28 mb = 16881.69 m = 55385.44 ft Wind level data Storm motion: 123 at 6 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 1000 101 70 2 -1.9 -0.7 | 322 5 3.0 -3.9 1 925 787 80 6 -5.9 -1.0 | 13 4 -1.0 -4.2 2 850 1524 90 5 -5.0 0.0 | 2 3 -0.1 -3.2 3 982 305 35 3 -1.7 -2.5 | 330 6 3.2 -5.6 4 947 610 60 6 -5.2 -3.0 | 3 6 -0.3 -6.2 5 914 914 100 5 -4.9 0.9 | 0 2 -0.0 -2.3 6 791 2134 105 5 -4.8 1.3 | 358 2 0.1 -1.9 7 763 2438 90 10 -10.0 0.0 | 58 6 -5.1 -3.2 8 736 2743 75 11 -10.6 -2.8 | 44 8 -5.7 -6.0 9 700 3165 85 8 -8.0 -0.7 | 38 5 -3.1 -3.9 10 611 4267 75 8 -7.7 -2.1 | 28 6 -2.8 -5.2 11 545 5182 95 11 -11.0 1.0 | 70 6 -6.0 -2.2 12 500 5880 155 8 -3.4 7.3 | 201 4 1.5 4.1 13 486 6096 155 8 -3.4 7.3 | 201 4 1.5 4.1 14 449 6706 165 13 -3.4 12.6 | 189 10 1.5 9.4 15 432 7010 155 11 -4.6 10.0 | 182 7 0.3 6.8 16 400 7600 185 6 0.5 6.0 | 243 6 5.4 2.8 17 367 8230 245 2 1.8 0.8 | 289 7 6.7 -2.3 18 352 8534 80 1 -1.0 -0.2 | 310 5 3.9 -3.3 19 324 9144 150 10 -5.0 8.7 | 179 5 -0.1 5.5 20 311 9449 145 14 -8.0 11.5 | 159 9 -3.1 8.3 21 300 9710 130 11 -8.4 7.1 | 138 5 -3.5 3.9 22 273 10363 130 11 -8.4 7.1 | 138 5 -3.5 3.9 23 261 10668 70 5 -4.7 -1.7 | 358 5 0.2 -4.9 24 250 10980 15 6 -1.6 -5.8 | 339 10 3.4 -9.0 25 200 12460 295 6 5.4 -2.5 | 299 12 10.3 -5.7 26 156 14021 310 10 7.7 -6.4 | 307 16 12.6 -9.6 27 150 14260 275 11 11.0 -1.0 | 285 16 15.9 -4.1 28 141 14630 260 14 13.8 2.4 | 272 19 18.7 -0.7 29 127 15240 245 16 14.5 6.8 | 260 20 19.4 3.6 30 120 15545 210 18 9.0 15.6 | 228 19 13.9 12.4 31 114 15850 210 12 6.0 10.4 | 237 13 10.9 7.2 32 108 16154 155 2 -0.8 1.8 | 289 4 4.1 -1.4 33 100 16610 315 16 11.3 -11.3 | 312 22 16.2 -14.5 34 97 16764 315 16 11.3 -11.3 | 312 22 16.2 -14.5 35 88 17327 315 37 26.2 -26.2 | 313 43 31.1 -29.3 36 83 17678 315 37 26.2 -26.2 | 313 43 31.1 -29.3 37 78 17983 275 40 39.8 -3.5 | 278 45 44.8 -6.7 38 74 18288 285 48 46.4 -12.4 | 287 54 51.3 -15.6 39 70 18630 280 39 38.4 -6.8 | 283 44 43.3 -9.9 40 67 18898 290 41 38.5 -14.0 | 292 47 43.4 -17.2 41 64 19202 270 26 26.0 -0.0 | 276 31 30.9 -3.2 42 57 19812 210 14 7.0 12.1 | 233 15 11.9 9.0 43 54 20117 150 13 -6.5 11.3 | 169 8 -1.6 8.1 44 52 20422 90 28 -28.0 0.0 | 82 23 -23.1 -3.2 45 50 20610 85 36 -35.9 -3.1 | 78 32 -31.0 -6.3 46 47 21031 75 36 -34.8 -9.3 | 67 32 -29.9 -12.5 47 37 22447 90 62 -62.0 0.0 | 87 57 -57.1 -3.2 48 36 22555 90 62 -62.0 0.0 | 87 57 -57.1 -3.2 49 30 23760 100 56 -55.1 9.7 | 97 51 -50.2 6.5 50 29 24079 100 55 -54.2 9.6 | 97 50 -49.3 6.4 51 22 25603 85 61 -60.8 -5.3 | 81 57 -55.9 -8.5 52 20 26350 95 45 -44.8 3.9 | 91 40 -39.9 0.7 53 13 27737 105 41 -39.6 10.6 | 102 35 -34.7 7.4 Wind Parameters Mean winds (0-6000m): 92.9 at 7.8 knts Storm direction: 122.9 at 5.8 knts Storm rel Dir Shear (0-3000m): -4.4 deg Energy-Hel index: 0.02 Bulk Rich Number: 287.20 Bulk Shear: 2.80 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 75 3 338 4| | | 1000 79 5 354 4| | | 1500 90 6 13 3| | | 2000 94 5 11 3| | | 2500 93 6 21 3| | | 3000 89 7 29 4| | | 4000 87 7 31 4| | | 5000 86 7 35 4| | | 6000 93 8 46 4| | | Wrote GIF file: /home/apache/climate/data/raob//SBTT/skewt/SBTT.skewt.20251022.12.gif