UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 8 DEC 25 Station: SBNT WMO ident: 82599 Latitude: -5.92 Longitude: -35.25 Elevation: 52.00 ------------------------------------------------------------------------------- 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 1010 52 28.2 22.2 70 6.0 23.9 120 19 300.5 303.6 296.7 350.1 16.91 1 1000 121 26.0 21.0 74 5.0 22.5 120 19 299.1 302.0 295.6 345.4 15.85 2 963 453 22.8 20.2 85 2.6 21.0 122 21 299.2 302.0 295.5 344.8 15.66 3 925 803 20.0 17.1 83 2.9 18.0 125 23 299.8 302.2 294.0 338.9 13.38 4 912 925 19.2 16.0 82 3.2 17.1 123 23 300.2 302.5 293.6 337.2 12.64 5 872 1310 17.0 12.8 76 4.2 14.3 118 24 301.7 303.7 292.6 333.4 10.71 6 857 1459 17.4 6.4 48 11.0 10.9 116 24 303.7 305.0 290.2 324.8 7.05 7 850 1529 17.2 4.2 42 13.0 9.9 115 24 304.2 305.3 289.5 322.6 6.09 8 831 1722 17.2 -0.8 29 18.0 7.8 113 23 306.1 306.9 288.6 319.5 4.34 9 762 2457 14.8 -6.2 23 21.0 4.7 104 20 311.2 311.8 289.1 321.3 3.15 10 725 2876 11.4 3.4 58 8.0 6.8 99 18 312.0 313.2 292.5 333.0 6.75 11 700 3168 10.2 -3.8 37 14.0 3.2 95 17 313.8 314.6 290.8 326.9 4.12 12 657 3691 6.6 -13.4 22 20.0 -1.5 80 20 315.5 315.9 289.5 322.3 2.07 13 607 4334 0.8 -12.2 37 13.0 -4.4 72 17 316.0 316.5 290.0 324.1 2.47 14 597 4467 0.2 -16.8 27 17.0 -6.0 63 13 316.8 317.1 289.5 322.6 1.72 15 574 4783 1.0 -40.0 3 41.0 -8.1 30 10 321.3 321.4 289.4 322.1 0.20 16 517 5617 -3.3 -26.3 15 23.0 -10.1 283 10 325.9 326.1 291.4 329.0 0.86 17 500 5880 -5.7 -21.7 27 16.0 -10.8 255 12 326.1 326.4 291.9 330.8 1.35 18 486 6101 -7.7 -23.7 26 16.0 -12.5 250 10 326.3 326.5 291.8 330.4 1.16 19 473 6311 -8.5 -45.5 3 37.0 -14.9 257 8 327.8 327.9 291.3 328.4 0.14 20 453 6644 -10.3 -25.3 28 15.0 -14.6 268 5 329.7 329.9 292.7 333.5 1.08 21 441 6850 -11.5 -32.5 16 21.0 -16.3 276 5 330.7 330.8 292.4 332.8 0.57 22 436 6937 -11.9 -22.9 40 11.0 -15.2 280 6 331.3 331.5 293.4 336.2 1.39 23 430 7043 -12.1 -32.1 17 20.0 -16.8 285 7 332.3 332.4 292.9 334.6 0.60 24 413 7349 -14.5 -27.5 32 13.0 -17.9 299 9 333.1 333.3 293.4 336.6 0.97 25 403 7534 -15.7 -40.7 10 25.0 -20.1 307 11 333.9 333.9 293.0 334.9 0.27 26 400 7590 -16.1 -39.1 12 23.0 -20.3 310 11 334.1 334.1 293.2 335.3 0.32 27 355 8478 -22.9 -48.9 7 26.0 -26.0 301 18 336.5 336.5 293.6 337.0 0.13 28 334 8922 -25.9 -41.9 21 16.0 -28.1 299 21 338.3 338.4 294.2 339.5 0.29 29 300 9690 -32.5 -40.5 45 8.0 -33.5 335 27 339.6 339.6 294.6 341.0 0.37 30 280 10173 -36.7 -39.7 74 3.0 -37.0 317 20 340.3 340.4 294.8 342.0 0.43 31 262 10631 -40.5 -42.2 84 1.7 -40.6 297 12 341.2 341.3 295.0 342.6 0.36 32 259 10710 -40.9 -45.9 58 5.0 -41.3 294 11 341.8 341.8 295.0 342.8 0.24 33 250 10950 -42.9 -46.1 71 3.2 -43.1 285 8 342.3 342.3 295.1 343.3 0.24 34 248 11004 -43.5 -45.9 77 2.4 -43.7 299 10 342.2 342.2 295.1 343.2 0.25 35 226 11621 -49.1 -52.1 71 3.0 -49.3 268 6 342.8 342.9 295.1 343.4 0.14 36 223 11708 -49.7 -55.7 49 6.0 -49.9 262 7 343.2 343.2 295.2 343.6 0.09 37 218 11856 -51.1 -54.6 66 3.5 -51.2 253 9 343.3 343.3 295.2 343.7 0.11 38 214 11976 -52.1 -58.1 48 6.0 -52.3 245 10 343.6 343.6 295.3 343.8 0.07 39 205 12253 -54.9 -58.0 68 3.1 -55.0 230 14 343.4 343.4 295.2 343.7 0.07 40 203 12315 -55.3 -62.3 41 7.0 -55.5 230 17 343.7 343.7 295.3 343.9 0.04 41 200 12410 -56.3 -61.2 54 4.9 -56.4 230 21 343.6 343.6 295.3 343.8 0.05 42 197 12506 -57.1 -61.9 54 4.8 -57.2 240 22 343.8 343.8 295.3 344.0 0.05 43 190 12734 -58.9 -67.9 30 9.0 -59.0 229 24 344.5 344.5 295.4 344.6 0.02 44 172 13352 -64.3 -68.9 53 4.6 -64.4 198 30 345.5 345.5 295.7 345.6 0.02 45 170 13423 -64.7 -71.7 38 7.0 -64.8 195 31 346.0 346.0 295.7 346.1 0.01 46 163 13681 -63.1 -79.1 10 16.0 -63.2 182 20 352.9 352.9 297.3 352.9 0.00 47 150 14190 -65.9 -78.9 15 13.0 -66.0 295 24 356.6 356.6 298.0 356.6 0.01 48 100 16570 -77.9 -87.9 18 10.0 -77.9 280 27 377.2 377.2 301.8 377.2 0.00 49 90 17169 -80.1 -89.1 21 9.0 -80.1 240 24 384.4 384.4 302.9 384.4 0.00 50 83 17630 -78.1 -88.1 18 10.0 -78.1 203 15 397.5 397.5 304.9 397.5 0.00 51 76 18128 -81.7 -89.7 24 8.0 -81.7 77 12 400.1 400.1 305.2 400.1 0.00 52 70 18590 -81.5 -89.5 24 8.0 -81.5 165 7 410.0 410.0 306.5 410.0 0.00 53 67 18837 -80.9 -88.9 25 8.0 -80.9 133 10 416.5 416.5 307.3 416.5 0.00 54 62 19279 -77.5 -89.5 13 12.0 -77.6 132 19 433.4 433.4 309.2 433.4 0.00 55 61 19373 -73.1 -88.1 8 15.0 -73.2 127 21 445.2 445.2 310.4 445.2 0.00 56 59 19570 -71.9 -87.9 7 16.0 -72.0 106 23 452.1 452.1 311.1 452.2 0.00 57 50 20550 -70.9 -89.9 4 19.0 -71.1 80 22 476.4 476.4 313.2 476.4 0.00 58 43 21443 -71.3 -91.3 4 20.0 -71.5 86 29 496.4 496.4 314.7 496.4 0.00 59 40 21878 -63.9 -89.9 2 26.0 -64.3 87 36 525.4 525.4 316.6 525.4 0.00 60 37 22357 -62.5 -88.5 2 26.0 -63.1 88 43 540.8 540.8 317.6 540.8 0.00 61 35 22700 -63.5 -88.5 2 25.0 -64.0 88 48 546.9 546.9 317.9 546.9 0.00 62 31 23445 -63.5 -88.5 2 25.0 -64.1 90 60 566.2 566.2 319.0 566.2 0.00 TRP 90 17169 -80.1 -89.1 21 9.0 -80.1 240 24 384.4 384.4 302.9 384.4 0.00 WND 31 23445 -63.5 -88.5 2 25.0 -64.1 90 60 566.2 566.2 319.0 566.2 0.00 Sounding variables and indices 1000-500 mb thick: 5759.00 m Freezing level: 560.74 mb = 4976.59 m = 16327.19 ft Wetbulb zero: 670.79 mb = 3519.87 m = 11548.00 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 38.41 % Est. max temperature: 30.99 C = 87.78 F Sfc-Lift cond lev (LCL): 926.00 mb = 793.64 m = 2603.76 ft T: 20.07 C 700-500 lapse rate: 5.86 C/km ThetaE index: 30.60 C Layer 1000.0- 762.0 mb Conv cond level (CCL): 894.50 mb = 1091.54 m = 3581.12 ft Mean mixing ratio: 14.90 g/kg Conv temperature: 28.55 C = 83.40 F Cap Strength: 2.94 C Lifted Index: -0.15 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.18 C Lifted Index @700 mb: 1.63 C Showalter Index: 9.28 C Risk: None Total Totals Index: 32.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 9.90 C K Index: 13.10 Risk: None Sweat Index: 110.40 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.32 J/kg Max Up Vert Vel: 11.16 m/s Conv Inhibition (B-): 152.13 J/kg Cap Strength: 2.91 C Lift Cond Lev (LCL): 912.79 mb = 917.69 m = 3010.77 ft Lev Free Conv (LFC): 637.79 mb = 3932.31 m = 12901.11 ft Equ Level (EL): 577.79 mb = 4729.79 m = 15517.49 ft B at Equ Level: 38.55 J/kg Max Parcel Lev (MPL): 207.79 mb = 12165.74 m = 39913.37 ft Wind level data Storm motion: 40 at 252284304 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 121 120 19 -16.5 9.5 | 220 252284304 162165216.0 193261008.0 1 925 803 125 23 -18.8 13.2 | 220 252284304 162165216.0 193261008.0 2 850 1529 115 24 -21.8 10.1 | 220 252284304 162165216.0 193261008.0 3 700 3168 95 17 -16.9 1.5 | 220 252284304 162165216.0 193260992.0 4 659 3658 10 -1355108224 235312080.0 1334521088.0 | 195 1578640768 397477312.0 1527782144.0 5 999 305 120 21 -18.2 10.5 | 220 252284304 162165216.0 193261008.0 6 962 610 120 22 -19.1 11.0 | 220 252284304 162165216.0 193261008.0 7 926 914 125 22 -18.0 12.6 | 220 252284304 162165216.0 193261008.0 8 891 1219 125 21 -17.2 12.0 | 220 252284304 162165216.0 193261008.0 9 796 2134 95 28 -27.9 2.4 | 220 252284288 162165200.0 193260992.0 10 766 2438 95 23 -22.9 2.0 | 220 252284304 162165216.0 193260992.0 11 738 2743 85 19 -18.9 -1.7 | 220 252284304 162165216.0 193260992.0 12 684 3353 100 16 -15.8 2.8 | 220 252284304 162165216.0 193260992.0 13 659 3658 80 20 -19.7 -3.5 | 220 252284304 162165216.0 193260992.0 14 611 4267 75 18 -17.4 -4.7 | 220 252284304 162165216.0 193260992.0 15 588 4572 55 10 -8.2 -5.7 | 220 252284304 162165216.0 193260992.0 16 506 5791 260 10 9.8 1.7 | 220 252284320 162165248.0 193260992.0 17 500 5880 255 12 11.6 3.1 | 220 252284320 162165248.0 193260992.0 18 486 6096 250 10 9.4 3.4 | 220 252284320 162165248.0 193260992.0 19 449 6706 270 4 4.0 -0.0 | 220 252284320 162165232.0 193260992.0 20 400 7590 310 11 8.4 -7.1 | 220 252284320 162165248.0 193260992.0 21 398 7620 320 15 9.6 -11.5 | 220 252284304 162165248.0 193260976.0 22 366 8230 305 16 13.1 -9.2 | 220 252284304 162165248.0 193260976.0 23 337 8839 295 20 18.1 -8.5 | 220 252284304 162165248.0 193260976.0 24 323 9144 315 24 17.0 -17.0 | 220 252284304 162165248.0 193260976.0 25 310 9449 315 21 14.8 -14.8 | 220 252284304 162165248.0 193260976.0 26 300 9690 335 27 11.4 -24.5 | 220 252284304 162165248.0 193260960.0 27 297 9754 335 27 11.4 -24.5 | 220 252284304 162165248.0 193260960.0 28 260 10668 295 11 10.0 -4.6 | 220 252284320 162165248.0 193260992.0 29 250 10950 285 8 7.7 -2.1 | 220 252284320 162165232.0 193260992.0 30 249 10973 300 10 8.7 -5.0 | 220 252284320 162165248.0 193260992.0 31 227 11582 270 6 6.0 -0.0 | 220 252284320 162165232.0 193260992.0 32 207 12192 230 12 9.2 7.7 | 220 252284320 162165248.0 193260992.0 33 200 12410 230 21 16.1 13.5 | 220 252284336 162165248.0 193261008.0 34 197 12497 240 22 19.1 11.0 | 220 252284336 162165248.0 193261008.0 35 170 13411 195 31 8.0 29.9 | 220 252284336 162165248.0 193261024.0 36 162 13716 180 18 0.0 18.0 | 220 252284320 162165232.0 193261008.0 37 154 14021 285 10 9.7 -2.6 | 220 252284320 162165248.0 193260992.0 38 150 14190 295 24 21.8 -10.1 | 220 252284304 162165248.0 193260976.0 39 147 14326 305 18 14.7 -10.3 | 220 252284304 162165248.0 193260976.0 40 132 14935 280 38 37.4 -6.6 | 220 252284336 162165264.0 193260992.0 41 100 16570 280 27 26.6 -4.7 | 220 252284336 162165264.0 193260992.0 42 97 16764 280 27 26.6 -4.7 | 220 252284336 162165264.0 193260992.0 43 92 17069 260 34 33.5 5.9 | 220 252284336 162165264.0 193260992.0 44 90 17169 240 24 20.8 12.0 | 220 252284336 162165248.0 193261008.0 45 87 17374 245 27 24.5 11.4 | 220 252284352 162165264.0 193261008.0 46 82 17678 195 12 3.1 11.6 | 220 252284320 162165232.0 193261008.0 47 78 17983 105 10 -9.7 2.6 | 220 252284304 162165216.0 193260992.0 48 74 18288 45 15 -10.6 -10.6 | 220 252284288 162165216.0 193260976.0 49 70 18590 165 7 -1.8 6.8 | 220 252284320 162165232.0 193260992.0 50 70 18593 25 12 -5.1 -10.9 | 220 252284304 162165232.0 193260976.0 51 66 18898 155 10 -4.2 9.1 | 220 252284320 162165232.0 193261008.0 52 60 19507 120 24 -20.8 12.0 | 220 252284304 162165216.0 193261008.0 53 54 20117 10 17 -3.0 -16.7 | 220 252284304 162165232.0 193260976.0 54 50 20550 80 22 -21.7 -3.8 | 220 252284304 162165216.0 193260992.0 55 46 21031 85 22 -21.9 -1.9 | 220 252284304 162165216.0 193260992.0 56 31 23445 90 60 -60.0 0.0 | 220 252284272 162165168.0 193260992.0 57 29 23774 90 60 -60.0 0.0 | 220 252284272 162165168.0 193260992.0 Wind Parameters Mean winds (0-6000m): 10.0 at 336379072.0 knts Storm direction: 40.0 at 252284304.0 knts Storm rel Dir Shear (0-3000m): 0.0 deg Energy-Hel index: 209127.00 Bulk Rich Number: 0.00 Bulk Shear: 14602788948410368.00 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 ------------------------------------------------------------------------------- 500 122 20 220 252282688| | | 1000 123 22 220 252282688| | | 1500 121 22 220 252282688| | | 2000 119 22 220 252282688| | | 2500 116 22 220 252282688| | | 3000 114 21 220 252282688| | | 4000 10 516839232 347 323922784| | | 5000 10 409529280 337 228930608| | | 6000 10 336379072 323 172657344| | | Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251208.12.gif