UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:0000Z 10 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 1009 52 25.8 23.5 87 2.3 24.2 140 4 298.2 301.5 297.0 351.6 18.36 1 1000 117 25.6 23.2 87 2.4 23.9 135 12 298.8 302.1 297.0 351.8 18.19 2 932 734 21.2 21.2 100 0.0 21.2 117 19 300.3 303.5 296.8 350.9 17.25 3 925 800 20.6 20.6 100 0.0 20.6 115 20 300.4 303.4 296.5 349.4 16.74 4 919 856 19.2 18.4 95 0.8 18.7 115 20 299.5 302.2 294.8 342.3 14.65 5 850 1528 16.2 14.8 91 1.4 15.3 125 13 303.1 305.4 294.4 340.4 12.55 6 802 2020 13.2 11.2 88 2.0 11.9 97 15 305.0 306.9 293.4 336.4 10.48 7 790 2147 15.2 3.2 45 12.0 8.4 95 15 308.5 309.6 290.9 327.2 6.10 8 737 2733 12.0 -2.0 38 14.0 4.8 87 17 311.2 312.0 290.3 325.2 4.48 9 725 2870 12.6 -12.4 16 25.0 2.0 89 18 313.3 313.7 288.7 319.9 2.03 10 700 3164 10.6 -13.4 17 24.0 0.7 85 14 314.2 314.6 288.9 320.6 1.94 11 654 3725 7.2 -21.8 11 29.0 -2.7 58 10 316.6 316.7 288.8 320.1 1.02 12 593 4520 1.4 -20.6 18 22.0 -6.0 25 3 318.8 319.0 289.7 323.1 1.25 13 558 5008 0.0 -32.0 7 32.0 -8.4 350 1 322.7 322.8 290.1 324.5 0.47 14 547 5167 0.0 -37.0 4 37.0 -8.8 336 1 324.6 324.6 290.5 325.7 0.29 15 519 5585 -2.3 -8.3 63 6.0 -5.1 301 3 326.7 327.5 294.3 339.9 3.94 16 512 5693 -2.5 -11.5 50 9.0 -6.4 291 4 327.8 328.4 293.9 338.3 3.10 17 500 5880 -4.1 -13.1 50 9.0 -7.8 275 5 328.0 328.6 293.7 337.6 2.79 18 442 6840 -11.7 -18.7 56 7.0 -14.1 211 8 330.2 330.6 293.6 337.1 1.98 19 423 7176 -13.1 -24.1 39 11.0 -16.3 160 7 332.6 332.9 293.6 337.2 1.29 20 400 7600 -16.7 -25.7 46 9.0 -19.1 95 5 333.3 333.5 293.7 337.6 1.18 21 394 7713 -17.7 -25.7 50 8.0 -19.8 126 5 333.4 333.7 293.7 337.8 1.20 22 300 9690 -33.3 -45.3 29 12.0 -34.5 315 8 338.4 338.5 294.1 339.3 0.22 23 285 10048 -35.9 -49.9 22 14.0 -37.0 315 11 339.7 339.7 294.4 340.3 0.14 24 257 10754 -42.7 -50.7 41 8.0 -43.2 327 15 339.9 339.9 294.4 340.5 0.14 25 250 10940 -43.5 -57.5 20 14.0 -44.1 320 19 341.4 341.4 294.7 341.7 0.06 26 246 11048 -44.1 -60.1 15 16.0 -44.7 314 16 342.1 342.1 294.8 342.3 0.05 27 224 11668 -48.7 -53.7 56 5.0 -48.9 347 34 344.3 344.3 295.4 344.8 0.11 28 202 12336 -54.1 -63.1 32 9.0 -54.3 355 28 346.1 346.1 295.8 346.3 0.04 29 200 12400 -54.7 -63.7 32 9.0 -54.9 355 27 346.1 346.2 295.8 346.3 0.04 30 169 13456 -64.1 -67.3 65 3.2 -64.1 322 15 347.6 347.6 296.1 347.7 0.03 31 160 13789 -67.3 -70.7 62 3.4 -67.3 333 8 347.7 347.7 296.1 347.7 0.02 32 157 13903 -67.9 -73.9 42 6.0 -67.9 6 5 348.5 348.5 296.3 348.6 0.01 33 153 14059 -65.1 -80.1 11 15.0 -65.2 12 4 355.9 355.9 297.9 355.9 0.00 34 150 14180 -65.1 -82.1 8 17.0 -65.2 280 15 357.9 357.9 298.3 357.9 0.00 35 100 16570 -77.1 -87.1 19 10.0 -77.1 245 22 378.8 378.8 302.1 378.8 0.00 36 84 17564 -81.3 -89.3 25 8.0 -81.3 260 13 389.6 389.6 303.8 389.6 0.00 37 71 18510 -82.1 -90.1 24 8.0 -82.1 104 9 407.1 407.1 306.2 407.1 0.00 38 70 18590 -81.3 -90.3 20 9.0 -81.3 90 9 410.5 410.5 306.6 410.5 0.00 39 67 18839 -76.3 -87.3 16 11.0 -76.3 98 9 426.5 426.5 308.4 426.5 0.00 TRP 84 17564 -81.3 -89.3 25 8.0 -81.3 260 13 389.6 389.6 303.8 389.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 547.00 mb = 5166.77 m = 16951.13 ft Wetbulb zero: 691.01 mb = 3270.71 m = 10730.54 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 46.99 % Est. max temperature: 30.25 C = 86.46 F Sfc-Lift cond lev (LCL): 976.22 mb = 327.99 m = 1076.08 ft T: 24.10 C 700-500 lapse rate: 5.41 C/km ThetaE index: 31.85 C Layer 932.0- 700.0 mb Conv cond level (CCL): 932.53 mb = 729.48 m = 2393.27 ft Mean mixing ratio: 17.25 g/kg Conv temperature: 27.94 C = 82.30 F Cap Strength: 0.69 C Lifted Index: -1.19 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.96 C Lifted Index @700 mb: -0.03 C Showalter Index: 2.56 C Risk: Showers probable Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 18.90 C K Index: 11.10 Risk: None Sweat Index: 208.60 Risk: None Energy Index: -0.58 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1296.10 J/kg Max Up Vert Vel: 50.91 m/s Conv Inhibition (B-): 1.15 J/kg Cap Strength: 0.62 C Lift Cond Lev (LCL): 943.36 mb = 628.25 m = 2061.15 ft Lev Free Conv (LFC): 928.36 mb = 768.49 m = 2521.26 ft Equ Level (EL): 728.36 mb = 2831.56 m = 9289.78 ft B at Equ Level: 80.84 J/kg Max Parcel Lev (MPL): 98.36 mb = 16664.30 m = 54672.24 ft Wind level data Storm motion: 128 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 1009 52 140 4 -2.6 3.1 | 297 4 3.8 -1.9 1 1000 117 135 12 -8.5 8.5 | 149 4 -2.2 3.5 2 979 305 130 16 -12.3 10.3 | 132 8 -5.9 5.3 3 945 610 120 18 -15.6 9.0 | 114 10 -9.3 4.1 4 925 800 115 20 -18.1 8.5 | 107 12 -11.8 3.5 5 913 914 115 19 -17.2 8.0 | 106 11 -10.9 3.1 6 881 1219 110 17 -16.0 5.8 | 95 10 -9.6 0.9 7 850 1524 130 13 -10.0 8.4 | 133 5 -3.6 3.4 8 850 1528 125 13 -10.6 7.5 | 120 5 -4.3 2.5 9 820 1829 100 14 -13.8 2.4 | 71 8 -7.5 -2.5 10 791 2134 95 15 -14.9 1.3 | 67 9 -8.6 -3.6 11 763 2438 85 15 -14.9 -1.3 | 54 11 -8.6 -6.2 12 710 3048 90 19 -19.0 0.0 | 69 14 -12.7 -4.9 13 700 3164 85 14 -13.9 -1.2 | 51 10 -7.6 -6.2 14 684 3353 70 13 -12.2 -4.4 | 32 11 -5.9 -9.4 15 611 4267 40 5 -3.2 -3.8 | 340 9 3.1 -8.8 16 566 4877 0 0 -0.0 -0.0 | 308 8 6.3 -4.9 17 500 5880 275 5 5.0 -0.4 | 295 13 11.3 -5.4 18 486 6096 250 4 3.8 1.4 | 289 11 10.1 -3.6 19 467 6401 275 10 10.0 -0.9 | 290 17 16.3 -5.8 20 400 7600 95 5 -5.0 0.4 | 343 5 1.3 -4.5 21 367 8230 270 5 5.0 -0.0 | 294 12 11.3 -4.9 22 300 9690 315 8 5.7 -5.7 | 311 16 12.0 -10.6 23 297 9754 320 8 5.1 -6.1 | 314 16 11.5 -11.1 24 272 10363 310 14 10.7 -9.0 | 309 22 17.1 -13.9 25 260 10668 330 13 6.5 -11.3 | 322 21 12.8 -16.2 26 250 10940 320 19 12.2 -14.6 | 316 27 18.5 -19.5 27 249 10973 310 14 10.7 -9.0 | 309 22 17.1 -13.9 28 227 11582 345 34 8.8 -32.8 | 338 41 15.1 -37.8 29 216 11887 355 32 2.8 -31.9 | 346 38 9.1 -36.8 30 200 12400 355 27 2.4 -26.9 | 345 33 8.7 -31.8 31 187 12802 340 28 9.6 -26.3 | 333 35 15.9 -31.3 32 162 13716 315 10 7.1 -7.1 | 312 18 13.4 -12.0 33 154 14021 40 1 -0.6 -0.8 | 315 8 5.7 -5.7 34 150 14180 280 15 14.8 -2.6 | 290 22 21.1 -7.5 35 139 14630 255 23 22.2 6.0 | 268 29 28.5 1.0 36 119 15545 260 52 51.2 9.0 | 266 58 57.5 4.1 37 100 16570 245 22 19.9 9.3 | 261 27 26.3 4.4 38 97 16764 245 22 19.9 9.3 | 261 27 26.3 4.4 39 84 17564 260 13 12.8 2.3 | 278 19 19.1 -2.7 40 82 17678 275 17 16.9 -1.5 | 285 24 23.3 -6.4 41 78 17983 200 10 3.4 9.4 | 245 11 9.7 4.5 42 70 18590 90 9 -9.0 0.0 | 28 6 -2.7 -4.9 43 70 18593 135 5 -3.5 3.5 | 297 3 2.8 -1.4 44 66 18898 85 10 -10.0 -0.9 | 32 7 -3.6 -5.8 45 62 19202 350 10 1.7 -9.8 | 331 17 8.1 -14.8 46 59 19507 335 11 4.6 -10.0 | 324 19 11.0 -14.9 47 52 20117 135 13 -9.2 9.2 | 146 5 -2.9 4.3 48 46 20726 95 17 -16.9 1.5 | 72 11 -10.6 -3.5 Wind Parameters Mean winds (0-6000m): 98.0 at 10.7 knts Storm direction: 128.0 at 8.0 knts Shear (0-3000m) pos: 0.5 neg: 3.3 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 131.7 deg Storm rel helicity (0-3000m) pos: 15.3 neg: -36.4 tot: -21.1 m^2/s^2 ave: -7.0 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 7.5 stream: -3.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 169.32 Bulk Shear: 7.65 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 ------------------------------------------------------------------------------- 500 129 14 130 6| 0.0 14.3 14.3| 0.0 -10.0 -10.0 -20.0 -0.86| 18.8-16.1 1000 122 17 116 9| 0.0 7.5 7.5| 0.0 -18.6 -18.6 -18.6 -0.81| 11.8 -9.6 1500 120 16 112 8| 2.0 5.0 7.0| 6.1 -21.2 -15.1 -10.1 -0.56| 10.3 -5.8 2000 117 16 105 8| 1.5 4.6 6.1| 6.1 -30.1 -24.0 -12.0 -0.60| 9.5 -5.7 2500 111 16 95 8| 1.2 4.0 5.2| 7.6 -36.4 -28.8 -11.5 -0.59| 8.3 -4.9 3000 107 16 88 9| 0.5 3.3 3.8| 15.3 -36.4 -21.1 -7.0 -0.49| 7.5 -3.7 4000 100 15 74 9| 0.4 1.3 1.7| 15.3 -76.1 -60.8 -15.2 -0.60| 7.7 -4.6 5000 98 12 60 7| 0.3 0.5 0.8| 16.1 -92.9 -76.8 -15.4 -0.63| 6.9 -4.3 6000 98 11 51 5| 0.2 0.4 0.7| 16.3-106.5 -90.2 -15.0 -0.62| 6.4 -4.0 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251210.00.gif