UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 26 DEC 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 86 SFC 971 344 24.6 23.2 92 1.4 23.6 300 3 300.3 303.7 297.8 355.3 18.75 2 925 772 22.8 20.8 88 2.0 21.3 100 9 302.6 305.7 297.3 352.8 16.95 3 883 1176 19.4 19.4 100 0.0 19.4 116 11 303.1 306.2 296.9 351.4 16.27 4 850 1505 18.0 17.1 94 0.9 17.4 130 12 305.0 307.7 296.3 348.6 14.59 5 773 2314 13.4 12.6 95 0.8 12.9 110 15 308.4 310.7 295.4 344.7 11.95 6 700 3147 10.4 4.4 66 6.0 6.9 70 10 314.0 315.4 293.7 337.5 7.51 7 665 3573 8.6 -1.4 49 10.0 3.3 22 11 316.6 317.6 292.6 333.2 5.20 8 564 4915 -0.9 -1.9 93 1.0 -1.4 315 6 320.7 321.9 294.3 339.8 5.91 9 524 5500 -4.1 -4.9 94 0.8 -4.5 302 7 323.7 324.7 294.4 340.3 5.08 10 513 5668 -3.9 -7.5 76 3.6 -5.6 305 9 325.9 326.7 294.3 340.0 4.25 11 500 5870 -5.5 -8.7 78 3.2 -7.0 310 11 326.3 327.1 294.2 339.6 3.97 12 485 6108 -7.3 -8.4 92 1.1 -7.8 304 10 327.0 327.8 294.6 341.0 4.19 13 477 6237 -7.7 -13.7 62 6.0 -10.1 296 12 328.0 328.6 293.7 337.5 2.78 14 471 6336 -8.3 -11.5 78 3.2 -9.6 290 13 328.5 329.2 294.3 339.9 3.37 15 462 6485 -8.3 -32.3 12 24.0 -14.1 289 17 330.3 330.4 292.3 332.3 0.55 16 456 6586 -9.1 -41.1 5 32.0 -15.3 294 20 330.5 330.6 292.1 331.4 0.23 17 439 6880 -9.9 -41.9 5 32.0 -16.0 296 27 333.1 333.2 292.8 334.0 0.22 18 400 7590 -15.1 -45.1 6 30.0 -19.9 290 33 335.4 335.4 293.3 336.0 0.17 19 378 8014 -17.7 -52.7 3 35.0 -22.1 293 31 337.4 337.4 293.7 337.7 0.08 20 344 8708 -24.5 -28.5 69 4.0 -25.4 306 24 337.4 337.6 294.6 341.3 1.06 21 336 8879 -25.7 -29.0 74 3.3 -26.4 309 22 338.0 338.2 294.8 341.9 1.04 22 301 9666 -30.7 -37.7 50 7.0 -31.7 253 4 341.8 341.9 295.2 343.7 0.49 23 300 9690 -30.9 -36.9 56 6.0 -31.8 245 3 341.8 341.9 295.3 343.9 0.54 24 286 10029 -33.7 -37.6 68 3.9 -34.3 228 4 342.5 342.6 295.4 344.6 0.53 25 284 10078 -33.9 -39.9 55 6.0 -34.7 225 4 342.9 343.0 295.4 344.6 0.42 26 268 10483 -37.7 -54.7 15 17.0 -38.8 200 6 343.1 343.1 295.1 343.5 0.08 27 250 10960 -42.3 -51.3 37 9.0 -42.9 170 8 343.2 343.2 295.2 343.7 0.14 28 235 11373 -45.7 -49.9 62 4.2 -45.9 186 9 344.2 344.2 295.5 344.9 0.17 29 200 12420 -54.9 -59.9 54 5.0 -55.0 230 15 345.8 345.8 295.7 346.1 0.06 30 193 12647 -57.1 -62.1 53 5.0 -57.2 230 15 345.8 345.9 295.7 346.0 0.05 31 183 12984 -58.7 -63.7 52 5.0 -58.8 241 17 348.5 348.6 296.4 348.7 0.04 32 178 13158 -58.1 -73.1 13 15.0 -58.3 251 19 352.3 352.3 297.1 352.4 0.01 33 177 13194 -58.3 -80.3 4 22.0 -58.5 254 20 352.5 352.5 297.2 352.6 0.00 34 150 14220 -65.7 -79.7 13 14.0 -65.8 335 21 356.9 356.9 298.1 356.9 0.00 35 118 15632 -77.5 -83.5 37 6.0 -77.5 318 19 360.5 360.5 298.8 360.5 0.00 36 101 16514 -80.7 -88.7 25 8.0 -80.7 284 9 370.8 370.8 300.7 370.8 0.00 37 100 16570 -80.7 -88.7 25 8.0 -80.7 300 6 371.8 371.8 300.9 371.8 0.00 38 92 17037 -82.5 -90.5 24 8.0 -82.5 210 6 377.2 377.2 301.8 377.2 0.00 39 70 18580 -78.1 -90.1 13 12.0 -78.1 330 12 417.3 417.3 307.4 417.3 0.00 40 63 19183 -76.7 -89.7 11 13.0 -76.7 89 12 433.2 433.2 309.1 433.2 0.00 41 59 19558 -78.3 -90.3 13 12.0 -78.3 3 11 437.8 437.8 309.7 437.8 0.00 42 50 20520 -70.5 -91.5 3 21.0 -70.6 80 28 477.4 477.4 313.2 477.4 0.00 43 48 20763 -69.9 -92.9 2 23.0 -70.1 78 28 484.4 484.4 313.8 484.4 0.00 44 44 21288 -64.5 -92.5 1 28.0 -64.9 96 44 509.8 509.8 315.7 509.8 0.00 45 42 21571 -66.1 -92.1 1 26.0 -66.4 96 49 512.7 512.7 315.8 512.7 0.00 46 36 22506 -66.1 -92.1 1 26.0 -66.5 91 57 535.8 535.8 317.3 535.8 0.00 47 33 23033 -66.1 -92.1 1 26.0 -66.5 100 62 549.3 549.3 318.1 549.3 0.00 TRP 92 17037 -82.5 -90.5 24 8.0 -82.5 210 6 377.2 377.2 301.8 377.2 0.00 WND 33 23033 -66.1 -92.1 1 26.0 -66.5 100 62 549.3 549.3 318.1 549.3 0.00 Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 573.57 mb = 4787.62 m = 15707.22 ft Wetbulb zero: 594.75 mb = 4482.40 m = 14705.84 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 82.56 % Est. max temperature: 30.55 C = 86.99 F Sfc-Lift cond lev (LCL): 951.80 mb = 520.16 m = 1706.55 ft T: 23.86 C 700-500 lapse rate: 5.84 C/km ThetaE index: 22.10 C Layer 925.0- 564.0 mb Conv cond level (CCL): 895.30 mb = 1055.94 m = 3464.33 ft Mean mixing ratio: 17.08 g/kg Conv temperature: 27.31 C = 81.16 F Cap Strength: 0.55 C Lifted Index: -3.56 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.08 C Lifted Index @700 mb: -0.99 C Showalter Index: -2.03 C Risk: Severe thunderstorms possible Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.60 C K Index: 34.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 240.20 Risk: None Energy Index: -1.83 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1494.02 J/kg Max Up Vert Vel: 54.66 m/s Conv Inhibition (B-): 3.81 J/kg Cap Strength: 0.55 C Lift Cond Lev (LCL): 904.46 mb = 967.43 m = 3173.93 ft Lev Free Conv (LFC): 889.46 mb = 1112.95 m = 3651.38 ft Equ Level (EL): 169.46 mb = 13463.83 m = 44172.12 ft B at Equ Level: 1483.04 J/kg Max Parcel Lev (MPL): 79.46 mb = 17864.65 m = 58610.33 ft Wind level data Storm motion: 90 at 8 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 ---------------------------------------------------------- 0 971 344 300 3 2.6 -1.5 | 278 10 10.4 -1.5 1 942 610 65 7 -6.3 -3.0 | 334 3 1.4 -2.9 2 925 772 100 9 -8.9 1.6 | 145 2 -1.1 1.6 3 910 914 105 10 -9.7 2.6 | 144 3 -1.9 2.6 4 850 1505 130 12 -9.2 7.7 | 170 8 -1.4 7.8 5 848 1524 130 12 -9.2 7.7 | 170 8 -1.4 7.8 6 818 1829 110 12 -11.3 4.1 | 140 5 -3.5 4.1 7 789 2134 110 13 -12.2 4.4 | 135 6 -4.5 4.5 8 761 2438 110 16 -15.0 5.5 | 127 9 -7.3 5.5 9 734 2743 105 18 -17.4 4.7 | 116 11 -9.6 4.7 10 700 3147 70 10 -9.4 -3.4 | 26 4 -1.6 -3.4 11 682 3353 70 10 -9.4 -3.4 | 26 4 -1.6 -3.4 12 657 3658 360 11 -0.0 -11.0 | 325 13 7.8 -11.0 13 633 3962 335 10 4.2 -9.1 | 307 15 12.0 -9.0 14 610 4267 360 12 -0.0 -12.0 | 327 14 7.8 -12.0 15 544 5182 295 3 2.7 -1.3 | 277 11 10.5 -1.2 16 500 5870 310 11 8.4 -7.1 | 293 18 16.2 -7.0 17 486 6096 305 10 8.2 -5.7 | 290 17 15.9 -5.7 18 467 6401 285 14 13.5 -3.6 | 280 22 21.3 -3.6 19 449 6706 300 24 20.8 -12.0 | 293 31 28.5 -12.0 20 415 7315 285 36 34.8 -9.3 | 282 44 42.5 -9.3 21 400 7590 290 33 31.0 -11.3 | 286 40 38.8 -11.2 22 366 8230 295 30 27.2 -12.7 | 290 37 34.9 -12.6 23 337 8839 310 22 16.9 -14.1 | 300 28 24.6 -14.1 24 323 9144 300 17 14.7 -8.5 | 291 24 22.5 -8.5 25 310 9449 320 11 7.1 -8.4 | 299 17 14.8 -8.4 26 300 9690 245 3 2.7 1.3 | 263 11 10.5 1.3 27 297 9754 245 3 2.7 1.3 | 263 11 10.5 1.3 28 250 10960 170 8 -1.4 7.9 | 219 10 6.4 7.9 29 227 11582 195 10 2.6 9.7 | 227 14 10.3 9.7 30 207 12192 180 15 0.0 15.0 | 207 17 7.8 15.0 31 200 12420 230 15 11.5 9.6 | 243 22 19.2 9.7 32 188 12802 230 15 11.5 9.6 | 243 22 19.2 9.7 33 155 14021 305 30 24.6 -17.2 | 298 37 32.3 -17.2 34 150 14220 335 21 8.9 -19.0 | 319 25 16.6 -19.0 35 147 14326 335 21 8.9 -19.0 | 319 25 16.6 -19.0 36 126 15240 330 26 13.0 -22.5 | 317 31 20.8 -22.5 37 113 15850 310 14 10.7 -9.0 | 296 21 18.5 -9.0 38 107 16154 265 12 12.0 1.0 | 267 20 19.7 1.1 39 102 16459 270 12 12.0 -0.0 | 270 20 19.8 0.0 40 100 16570 300 6 5.2 -3.0 | 283 13 13.0 -3.0 41 97 16764 300 6 5.2 -3.0 | 283 13 13.0 -3.0 42 92 17037 210 6 3.0 5.2 | 244 12 10.8 5.2 43 91 17069 235 12 9.8 6.9 | 248 19 17.6 6.9 44 87 17374 155 4 -1.7 3.6 | 239 7 6.1 3.7 45 82 17678 110 11 -10.3 3.8 | 146 5 -2.6 3.8 46 74 18288 115 39 -35.3 16.5 | 121 32 -27.6 16.5 47 70 18580 330 12 6.0 -10.4 | 307 17 13.8 -10.3 48 70 18593 55 10 -8.2 -5.7 | 4 6 -0.4 -5.7 49 66 18898 340 13 4.4 -12.2 | 315 17 12.2 -12.2 50 63 19202 95 12 -12.0 1.0 | 105 4 -4.2 1.1 51 57 19812 300 11 9.5 -5.5 | 288 18 17.3 -5.5 52 54 20117 325 10 5.7 -8.2 | 301 16 13.5 -8.1 53 51 20422 80 15 -14.8 -2.6 | 70 7 -7.0 -2.6 54 50 20520 80 28 -27.6 -4.9 | 76 20 -19.8 -4.8 55 46 21031 75 28 -27.0 -7.2 | 70 21 -19.3 -7.2 56 44 21336 100 47 -46.3 8.2 | 102 39 -38.5 8.2 57 38 22250 85 54 -53.8 -4.7 | 84 46 -46.0 -4.7 58 34 22860 100 61 -60.1 10.6 | 101 53 -52.3 10.6 59 33 23033 100 62 -61.1 10.8 | 101 54 -53.3 10.8 60 32 23165 100 62 -61.1 10.8 | 101 54 -53.3 10.8 61 26 24079 90 55 -55.0 0.0 | 90 47 -47.2 0.0 Wind Parameters Mean winds (0-6000m): 59.7 at 10.3 knts Storm direction: 89.7 at 7.8 knts Shear (0-3000m) pos: 2.5 neg: 1.7 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 107.9 deg Storm rel helicity (0-3000m) pos: 20.3 neg: -28.9 tot: -8.6 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -0.1 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 566.15 Bulk Shear: 2.64 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 77 7 318 2| 12.8 0.0 12.8| 17.2 0.0 17.2 34.4 0.71| 19.1 13.5 1000 102 9 160 2| 7.4 0.0 7.4| 19.3 0.0 19.3 19.3 0.64| 11.8 7.6 1500 111 10 160 4| 5.0 0.9 5.9| 20.3 -5.5 14.7 9.8 0.43| 9.6 4.1 2000 111 11 151 4| 3.7 1.2 4.9| 20.3 -7.7 12.6 6.3 0.35| 8.0 2.8 2500 109 12 140 5| 3.0 1.6 4.6| 20.3 -18.9 1.3 0.5 0.17| 7.8 1.3 3000 105 12 130 5| 2.5 1.7 4.1| 20.3 -28.9 -8.6 -2.9 -0.02| 7.9 -0.1 4000 88 12 83 4| 2.0 2.6 4.6| 37.6 -67.0 -29.5 -7.4 -0.14| 8.9 -1.3 5000 77 11 46 3| 1.6 1.8 3.4| 39.3-102.0 -62.7 -12.5 -0.24| 8.4 -2.0 6000 60 10 13 5| 0.9 1.8 2.6| 51.6-119.6 -68.0 -11.3 -0.21| 8.0 -1.7 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251226.00.gif