UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:0000Z 22 APR 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 1006 52 28.0 24.7 82 3.3 25.6 90 10 300.6 304.3 298.5 359.0 19.84 1 1000 86 28.0 24.1 79 3.9 25.1 90 8 301.1 304.7 298.2 357.9 19.23 2 946 578 23.4 23.0 98 0.4 23.1 89 13 301.3 304.8 298.2 357.4 19.02 3 925 775 22.8 20.5 87 2.3 21.2 95 13 302.6 305.7 297.0 351.9 16.63 4 850 1508 19.4 13.4 68 6.0 15.4 95 12 306.5 308.6 294.6 340.9 11.44 5 816 1859 18.2 6.2 45 12.0 11.0 114 10 308.8 310.2 292.0 331.2 7.30 6 791 2125 16.0 10.0 68 6.0 12.2 129 8 309.2 311.0 294.1 339.1 9.80 7 775 2298 15.2 5.2 51 10.0 9.3 127 7 310.2 311.5 292.3 332.3 7.17 8 746 2620 12.6 9.7 82 2.9 10.7 119 6 310.7 312.7 294.8 341.9 10.19 9 729 2814 11.4 6.8 73 4.6 8.6 112 7 311.5 313.1 293.8 337.8 8.54 10 719 2929 11.4 -0.6 43 12.0 5.0 108 7 312.7 313.7 291.3 328.7 5.10 11 700 3153 9.8 1.8 57 8.0 5.4 100 8 313.3 314.5 292.5 332.9 6.24 12 692 3248 9.4 0.4 53 9.0 4.5 102 8 313.9 315.0 292.2 331.9 5.70 13 677 3430 8.6 5.7 82 2.9 6.8 105 9 315.0 316.6 294.7 341.6 8.52 14 651 3753 7.4 -2.6 49 10.0 2.2 111 11 317.2 318.1 292.4 332.8 4.86 15 645 3829 6.6 2.5 75 4.1 4.2 112 11 317.1 318.5 294.3 339.7 7.13 16 634 3971 6.2 -3.8 49 10.0 1.1 115 12 318.2 319.1 292.5 332.9 4.56 17 621 4140 4.8 0.9 76 3.9 2.6 112 12 318.5 319.8 294.2 339.6 6.59 18 602 4393 3.2 -0.1 79 3.3 1.4 103 12 319.5 320.7 294.3 339.8 6.32 19 576 4750 1.4 -3.1 72 4.5 -0.9 90 12 321.5 322.5 294.0 338.7 5.29 20 574 4778 1.6 -9.4 44 11.0 -3.3 90 12 322.0 322.7 292.5 332.9 3.27 21 569 4848 1.2 -5.8 60 7.0 -2.2 90 12 322.4 323.2 293.5 336.7 4.36 22 556 5034 1.0 -23.0 15 24.0 -6.9 90 12 324.3 324.5 291.2 328.1 1.08 23 554 5063 1.0 -20.0 19 21.0 -6.4 90 12 324.6 324.9 291.6 329.5 1.41 24 548 5151 0.0 -6.0 64 6.0 -2.9 90 12 324.4 325.3 294.1 339.2 4.46 25 515 5646 -2.7 -27.7 13 25.0 -9.9 90 13 327.0 327.1 291.6 329.7 0.76 26 509 5739 -3.5 -16.5 36 13.0 -8.4 90 13 327.1 327.5 292.9 334.2 2.07 27 500 5880 -4.5 -20.5 27 16.0 -9.9 90 13 327.6 327.9 292.4 332.8 1.50 28 498 5912 -4.7 -23.7 21 19.0 -10.6 89 13 327.7 327.9 292.2 331.7 1.13 29 487 6087 -6.1 -14.1 53 8.0 -9.3 85 13 328.1 328.6 293.6 337.1 2.64 30 452 6666 -9.7 -26.7 24 17.0 -14.4 94 15 330.6 330.8 292.8 334.1 0.95 31 448 6735 -10.3 -16.3 61 6.0 -12.5 95 15 330.7 331.2 294.1 339.0 2.39 32 441 6856 -10.9 -15.6 68 4.7 -12.7 97 15 331.4 332.0 294.4 340.4 2.57 33 432 7014 -12.1 -15.9 73 3.8 -13.5 100 16 331.9 332.4 294.5 340.8 2.56 34 429 7067 -12.1 -24.1 36 12.0 -15.6 100 17 332.5 332.8 293.6 337.1 1.27 35 422 7193 -12.1 -33.1 16 21.0 -16.9 100 18 334.1 334.2 293.4 336.2 0.56 36 400 7600 -15.1 -26.1 39 11.0 -18.1 100 23 335.4 335.6 294.2 339.5 1.14 37 396 7676 -15.7 -28.7 32 13.0 -19.0 98 22 335.5 335.7 294.0 338.9 0.90 38 386 7869 -15.3 -51.3 3 36.0 -20.3 107 24 338.5 338.6 294.0 338.9 0.09 39 379 8007 -15.7 -49.7 4 34.0 -20.6 112 23 339.8 339.8 294.4 340.2 0.11 40 313 9416 -27.5 -44.5 18 17.0 -29.6 121 15 342.4 342.5 295.1 343.4 0.23 41 300 9720 -29.1 -57.1 5 28.0 -31.4 145 15 344.4 344.4 295.4 344.6 0.06 42 282 10161 -31.9 -55.9 7 24.0 -33.8 145 15 346.5 346.5 295.9 346.8 0.07 43 267 10545 -35.5 -48.5 25 13.0 -36.7 165 9 346.7 346.7 296.1 347.4 0.18 44 262 10676 -36.3 -57.3 10 21.0 -37.7 172 8 347.4 347.4 296.1 347.7 0.06 45 250 11000 -39.3 -53.3 21 14.0 -40.2 190 6 347.6 347.7 296.2 348.1 0.11 46 224 11739 -45.7 -63.7 11 18.0 -46.3 299 5 348.9 348.9 296.4 349.1 0.03 47 215 12010 -48.1 -52.0 64 3.9 -48.3 339 10 349.3 349.3 296.6 349.9 0.15 48 200 12480 -52.3 -56.3 62 4.0 -52.4 330 14 349.9 350.0 296.7 350.3 0.09 49 180 13154 -58.5 -60.7 76 2.2 -58.6 331 13 350.5 350.5 296.8 350.8 0.06 50 164 13735 -62.5 -68.5 44 6.0 -62.6 295 13 353.3 353.3 297.4 353.4 0.02 51 150 14280 -67.3 -71.2 58 3.9 -67.3 290 19 354.2 354.2 297.5 354.2 0.02 52 137 14820 -71.7 -75.0 61 3.3 -71.7 285 19 355.7 355.7 297.8 355.7 0.01 53 122 15496 -76.5 -80.8 50 4.3 -76.5 254 14 358.9 358.9 298.5 358.9 0.00 54 101 16574 -80.1 -87.1 30 7.0 -80.1 46 9 371.9 371.9 300.9 371.9 0.00 55 100 16630 -79.9 -86.9 30 7.0 -79.9 55 9 373.4 373.4 301.1 373.4 0.00 56 95 16920 -81.1 -88.1 30 7.0 -81.1 55 14 376.5 376.5 301.7 376.5 0.00 57 71 18578 -77.5 -90.5 11 13.0 -77.6 231 13 416.9 416.9 307.3 416.9 0.00 58 70 18660 -72.9 -88.9 7 16.0 -73.0 305 12 428.4 428.4 308.7 428.4 0.00 59 69 18745 -71.9 -88.9 6 17.0 -72.0 305 11 432.3 432.3 309.1 432.3 0.00 60 67 18919 -70.3 -88.3 5 18.0 -70.4 304 11 439.5 439.5 309.8 439.5 0.00 61 59 19668 -73.5 -90.5 6 17.0 -73.6 283 31 448.5 448.5 310.7 448.6 0.00 62 50 20650 -67.7 -90.7 2 23.0 -67.9 335 8 484.0 484.0 313.8 484.0 0.00 63 44 21427 -63.5 -90.5 1 27.0 -63.9 283 16 512.2 512.2 315.8 512.2 0.00 64 35 22839 -61.5 -89.5 1 28.0 -62.1 349 4 552.1 552.1 318.2 552.1 0.00 65 34 23019 -61.7 -89.7 1 28.0 -62.4 3 3 556.2 556.2 318.4 556.2 0.00 TRP 95 16920 -81.1 -88.1 30 7.0 -81.1 55 14 376.5 376.5 301.7 376.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 548.00 mb = 5150.81 m = 16898.79 ft Wetbulb zero: 586.44 mb = 4604.53 m = 15106.53 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 63.52 % Est. max temperature: 33.52 C = 92.34 F Sfc-Lift cond lev (LCL): 959.49 mb = 452.46 m = 1484.43 ft T: 24.57 C 700-500 lapse rate: 5.24 C/km ThetaE index: 27.85 C Layer 1000.0- 791.0 mb Conv cond level (CCL): 893.95 mb = 1071.03 m = 3513.83 ft Mean mixing ratio: 18.23 g/kg Conv temperature: 31.54 C = 88.78 F Cap Strength: 0.81 C Lifted Index: -3.47 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.69 C Lifted Index @700 mb: -2.29 C Showalter Index: 1.93 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 17.90 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 197.80 Risk: None Energy Index: -1.50 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1446.99 J/kg Max Up Vert Vel: 53.80 m/s Conv Inhibition (B-): 22.35 J/kg Cap Strength: 0.80 C Lift Cond Lev (LCL): 926.19 mb = 763.72 m = 2505.61 ft Lev Free Conv (LFC): 801.19 mb = 2015.30 m = 6611.79 ft Equ Level (EL): 131.19 mb = 15072.99 m = 49451.46 ft B at Equ Level: 1430.57 J/kg Max Parcel Lev (MPL): 81.19 mb = 17814.37 m = 58445.38 ft Wind level data Storm motion: 130 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 1006 52 90 10 -10.0 0.0 | 36 6 -3.7 -5.2 1 1000 86 90 8 -8.0 0.0 | 18 5 -1.7 -5.2 2 976 305 85 13 -13.0 -1.1 | 47 9 -6.7 -6.3 3 942 610 90 13 -13.0 0.0 | 52 8 -6.7 -5.2 4 925 775 95 13 -13.0 1.1 | 59 8 -6.7 -4.0 5 910 914 100 12 -11.8 2.1 | 61 6 -5.5 -3.1 6 850 1508 95 12 -12.0 1.0 | 54 7 -5.7 -4.1 7 789 2134 130 8 -6.1 5.1 | 281 0 0.1 -0.0 8 762 2438 125 6 -4.9 3.4 | 322 2 1.4 -1.7 9 700 3153 100 8 -7.9 1.4 | 23 4 -1.6 -3.8 10 633 3962 115 12 -10.9 5.1 | 89 5 -4.6 -0.1 11 610 4267 110 12 -11.3 4.1 | 78 5 -5.0 -1.1 12 588 4572 90 12 -12.0 0.0 | 48 8 -5.7 -5.2 13 500 5880 90 13 -13.0 0.0 | 52 8 -6.7 -5.2 14 486 6096 85 13 -13.0 -1.1 | 47 9 -6.7 -6.3 15 432 7010 100 16 -15.8 2.8 | 76 10 -9.5 -2.4 16 400 7600 100 23 -22.7 4.0 | 86 16 -16.4 -1.2 17 399 7620 95 22 -21.9 1.9 | 78 16 -15.6 -3.3 18 383 7925 110 24 -22.6 8.2 | 101 17 -16.3 3.0 19 367 8230 120 18 -15.6 9.0 | 112 10 -9.3 3.8 20 352 8534 130 17 -13.0 10.9 | 130 9 -6.8 5.8 21 338 8839 105 13 -12.6 3.4 | 74 7 -6.3 -1.8 22 324 9144 100 15 -14.8 2.6 | 73 9 -8.5 -2.6 23 300 9720 145 15 -8.6 12.3 | 162 7 -2.3 7.1 24 299 9754 140 16 -10.3 12.3 | 150 8 -4.0 7.1 25 286 10058 140 17 -10.9 13.0 | 149 9 -4.7 7.9 26 274 10363 155 10 -4.2 9.1 | 208 4 2.0 3.9 27 250 11000 190 6 1.0 5.9 | 264 7 7.3 0.7 28 229 11582 265 1 1.0 0.1 | 305 9 7.3 -5.1 29 219 11887 335 10 4.2 -9.1 | 324 18 10.5 -14.2 30 209 12192 345 11 2.8 -10.6 | 330 18 9.1 -15.8 31 200 12480 330 14 7.0 -12.1 | 322 22 13.3 -17.3 32 190 12802 325 14 8.0 -11.5 | 319 22 14.3 -16.6 33 172 13411 335 12 5.1 -10.9 | 325 20 11.3 -16.0 34 164 13716 295 13 11.8 -5.5 | 301 21 18.1 -10.7 35 156 14021 280 10 9.8 -1.7 | 293 18 16.1 -6.9 36 150 14280 290 19 17.9 -6.5 | 296 27 24.1 -11.7 37 149 14326 300 17 14.7 -8.5 | 303 25 21.0 -13.7 38 141 14630 285 21 20.3 -5.4 | 292 29 26.6 -10.6 39 134 14935 285 18 17.4 -4.7 | 293 26 23.7 -9.8 40 121 15545 250 13 12.2 4.4 | 272 19 18.5 -0.7 41 100 16630 55 9 -7.4 -5.2 | 6 10 -1.1 -10.3 42 98 16764 50 9 -6.9 -5.8 | 3 11 -0.6 -11.0 43 95 16920 55 14 -11.5 -8.0 | 21 14 -5.2 -13.2 44 93 17069 55 14 -11.5 -8.0 | 21 14 -5.2 -13.2 45 88 17374 45 17 -12.0 -12.0 | 18 18 -5.8 -17.2 46 83 17678 65 14 -12.7 -5.9 | 30 13 -6.4 -11.1 47 79 17983 70 10 -9.4 -3.4 | 20 9 -3.1 -8.6 48 75 18288 250 22 20.7 7.5 | 265 27 26.9 2.4 49 71 18593 230 13 10.0 8.4 | 259 17 16.2 3.2 50 70 18660 305 12 9.8 -6.9 | 307 20 16.1 -12.1 51 67 18898 305 10 8.2 -5.7 | 307 18 14.5 -10.9 52 61 19507 280 26 25.6 -4.5 | 287 33 31.9 -9.7 53 58 19812 285 36 34.8 -9.3 | 289 44 41.0 -14.5 54 52 20422 260 11 10.8 1.9 | 281 17 17.1 -3.3 55 50 20650 335 8 3.4 -7.3 | 322 16 9.7 -12.4 56 49 20726 295 3 2.7 -1.3 | 306 11 9.0 -6.4 57 46 21031 315 10 7.1 -7.1 | 313 18 13.3 -12.2 58 43 21336 275 18 17.9 -1.6 | 286 25 24.2 -6.7 59 41 21641 275 11 11.0 -1.0 | 290 18 17.2 -6.1 60 34 22555 5 3 -0.3 -3.0 | 324 10 6.0 -8.2 61 32 22860 320 10 6.4 -7.7 | 315 18 12.7 -12.8 62 30 23165 290 18 16.9 -6.2 | 296 26 23.2 -11.3 Wind Parameters Mean winds (0-6000m): 99.5 at 10.8 knts Storm direction: 129.5 at 8.1 knts Shear (0-3000m) pos: 1.4 neg: 0.8 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): -15.7 deg Storm rel helicity (0-3000m) pos: 11.5 neg: -2.2 tot: 9.4 m^2/s^2 ave: 3.1 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.0 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 1759.09 Bulk Shear: 0.82 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 87 12 43 8| 0.0 3.1 3.1| 5.8 -0.9 4.9 9.7 0.46| 5.0 2.3 1000 91 12 50 8| 1.2 1.5 2.8| 8.5 -1.2 7.3 7.3 0.44| 4.0 1.7 1500 93 12 52 7| 0.8 1.0 1.8| 8.7 -2.1 6.6 4.4 0.33| 3.1 1.0 2000 97 12 53 6| 2.1 0.7 2.8| 9.9 -2.1 7.8 3.9 0.27| 3.8 1.0 2500 100 11 52 5| 1.6 0.5 2.2| 10.2 -2.2 8.1 3.2 0.20| 3.8 0.8 3000 102 10 48 5| 1.4 0.8 2.2| 11.5 -2.2 9.4 3.1 0.27| 3.6 1.0 4000 103 10 51 4| 1.1 0.6 1.8| 16.7 -2.4 14.2 3.6 0.38| 3.4 1.3 5000 102 10 53 5| 0.9 1.0 1.9| 17.1 -8.6 8.4 1.7 0.20| 3.3 0.7 6000 100 11 53 6| 0.8 0.9 1.7| 17.9 -10.3 7.6 1.3 0.19| 2.9 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250422.00.gif