UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 20 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 1007 52 29.0 24.8 78 4.2 25.9 130 10 301.5 305.2 298.8 360.5 19.94 1 1000 98 27.6 24.1 81 3.5 25.0 130 13 300.8 304.3 298.2 357.4 19.23 2 954 515 23.8 22.1 90 1.7 22.6 116 15 301.0 304.2 297.4 353.4 17.82 3 925 786 22.2 19.9 87 2.3 20.6 115 15 302.0 305.0 296.5 349.3 16.01 4 850 1518 17.0 16.3 96 0.7 16.5 110 13 304.0 306.5 295.6 345.1 13.85 5 818 1846 15.6 15.2 97 0.4 15.3 89 19 305.8 308.3 295.7 346.0 13.40 6 705 3100 11.0 6.1 72 4.9 8.0 85 11 314.0 315.6 294.4 340.2 8.41 7 700 3160 10.6 6.0 73 4.6 7.8 85 11 314.2 315.8 294.4 340.5 8.41 8 691 3268 9.6 7.7 88 1.9 8.4 83 11 314.3 316.1 295.3 344.1 9.59 9 662 3623 8.8 1.8 61 7.0 4.8 76 11 317.3 318.5 293.9 338.2 6.60 10 631 4019 6.4 -2.6 53 9.0 1.7 92 11 318.9 319.9 293.1 335.0 5.01 11 627 4071 6.0 1.1 71 4.9 3.2 94 11 319.0 320.3 294.4 340.2 6.63 12 584 4650 2.6 -0.6 79 3.2 0.8 123 14 321.6 322.8 294.8 341.9 6.29 13 541 5264 -1.5 -3.5 86 2.0 -2.6 120 17 323.8 324.9 294.7 341.7 5.47 14 532 5398 -1.3 -7.3 64 6.0 -4.1 128 16 325.6 326.5 294.2 339.5 4.16 15 514 5672 -3.3 -6.5 78 3.2 -4.8 126 14 326.4 327.3 294.7 341.7 4.58 16 504 5827 -3.7 -11.7 54 8.0 -7.1 111 12 327.8 328.4 293.9 338.3 3.10 17 500 5890 -4.3 -11.3 58 7.0 -7.3 95 9 327.8 328.4 294.0 338.7 3.23 18 479 6228 -6.9 -8.2 90 1.3 -7.5 93 11 328.6 329.5 295.1 343.1 4.31 19 441 6872 -9.5 -14.5 67 5.0 -11.5 102 15 333.2 333.8 295.0 343.0 2.82 20 429 7085 -10.9 -20.9 44 10.0 -14.2 98 12 334.1 334.4 294.3 340.1 1.68 21 418 7285 -12.9 -15.8 79 2.9 -14.0 108 12 334.0 334.5 295.1 343.3 2.67 22 400 7620 -14.9 -18.0 77 3.1 -16.0 95 14 335.6 336.1 295.3 343.8 2.32 23 366 8284 -19.1 -27.1 49 8.0 -21.1 120 13 338.7 338.9 295.0 342.9 1.13 24 359 8427 -20.1 -23.9 72 3.8 -21.2 120 12 339.2 339.5 295.5 344.8 1.55 25 357 8469 -20.1 -30.1 41 10.0 -22.4 120 12 339.7 339.9 295.0 343.0 0.88 26 335 8935 -23.9 -29.9 58 6.0 -25.2 110 11 340.8 341.0 295.4 344.4 0.95 27 309 9519 -27.9 -53.9 7 26.0 -30.3 164 10 343.1 343.2 295.1 343.5 0.08 28 300 9730 -29.7 -56.7 5 27.0 -31.9 205 10 343.5 343.5 295.2 343.8 0.06 29 286 10071 -32.1 -59.1 5 27.0 -34.0 215 10 344.8 344.8 295.5 345.0 0.05 30 255 10874 -38.9 -53.9 19 15.0 -39.9 258 11 346.3 346.3 295.9 346.7 0.10 31 251 10983 -39.7 -47.7 42 8.0 -40.4 264 11 346.6 346.7 296.1 347.5 0.20 32 250 11010 -39.9 -48.9 38 9.0 -40.6 260 10 346.7 346.8 296.1 347.5 0.18 33 233 11486 -43.9 -58.9 17 15.0 -44.6 278 10 347.7 347.7 296.2 348.0 0.06 34 223 11778 -46.5 -55.5 35 9.0 -46.9 279 10 348.1 348.1 296.3 348.5 0.09 35 214 12050 -48.7 -61.7 21 13.0 -49.1 281 11 348.8 348.8 296.4 349.0 0.04 36 206 12298 -50.9 -56.9 49 6.0 -51.1 292 13 349.2 349.2 296.5 349.6 0.08 37 202 12426 -51.5 -63.5 23 12.0 -51.8 297 14 350.2 350.2 296.7 350.4 0.04 38 200 12490 -52.1 -63.1 25 11.0 -52.4 300 15 350.3 350.3 296.7 350.4 0.04 39 195 12653 -53.9 -63.9 28 10.0 -54.1 308 13 349.9 349.9 296.7 350.1 0.04 40 190 12819 -54.7 -69.7 14 15.0 -54.9 295 14 351.3 351.3 296.9 351.3 0.02 41 184 13023 -56.7 -64.7 36 8.0 -56.9 293 14 351.3 351.3 297.0 351.4 0.03 42 166 13668 -60.7 -76.7 10 16.0 -60.9 270 15 355.1 355.1 297.7 355.1 0.01 43 150 14290 -65.7 -79.7 13 14.0 -65.8 240 16 356.9 356.9 298.1 356.9 0.00 44 100 16660 -81.3 -87.3 35 6.0 -81.3 75 6 370.6 370.6 300.7 370.7 0.00 45 90 17244 -85.1 -89.0 50 3.9 -85.1 130 11 374.4 374.4 301.4 374.4 0.00 46 84 17622 -85.5 -91.5 33 6.0 -85.5 114 10 381.1 381.1 302.4 381.1 0.00 47 80 17895 -77.9 -88.9 15 11.0 -77.9 174 10 402.1 402.1 305.5 402.1 0.00 48 71 18579 -76.3 -89.3 11 13.0 -76.3 257 13 419.4 419.4 307.6 419.5 0.00 49 71 18579 -76.1 -89.1 11 13.0 -76.2 257 13 419.9 419.9 307.7 419.9 0.00 50 70 18660 -76.9 -88.9 13 12.0 -76.9 240 11 419.9 419.9 307.7 419.9 0.00 51 65 19086 -79.1 -90.1 15 11.0 -79.1 219 14 424.1 424.1 308.2 424.1 0.00 52 59 19653 -69.7 -90.7 3 21.0 -69.8 166 16 457.1 457.1 311.5 457.1 0.00 53 55 20072 -71.3 -91.3 4 20.0 -71.4 245 4 462.7 462.7 312.0 462.7 0.00 54 50 20640 -69.5 -90.5 3 21.0 -69.6 295 27 479.7 479.7 313.4 479.7 0.00 55 46 21137 -68.1 -91.1 2 23.0 -68.3 283 25 494.7 494.7 314.5 494.7 0.00 56 41 21836 -61.1 -90.1 1 29.0 -61.7 284 30 528.7 528.7 316.8 528.7 0.00 57 39 22145 -62.5 -89.5 1 27.0 -63.0 263 28 532.7 532.7 317.1 532.8 0.00 58 35 22817 -58.1 -89.1 1 31.0 -59.1 208 11 561.0 561.0 318.7 561.0 0.00 59 30 23780 -60.3 -90.3 1 30.0 -61.2 60 20 580.3 580.3 319.7 580.3 0.00 60 21 26040 -53.3 -87.3 1 34.0 -55.8 85 12 663.7 663.7 323.2 663.8 0.01 TRP 90 17244 -85.1 -89.0 50 3.9 -85.1 130 11 374.4 374.4 301.4 374.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 556.73 mb = 5039.23 m = 16532.71 ft Wetbulb zero: 573.37 mb = 4797.12 m = 15738.39 ft Precipitable water: 2.35 inches Sfc-500 mean rel hum: 80.45 % Est. max temperature: 31.23 C = 88.21 F Sfc-Lift cond lev (LCL): 948.10 mb = 569.60 m = 1868.75 ft T: 23.48 C 700-500 lapse rate: 5.46 C/km ThetaE index: 15.33 C Layer 1000.0- 818.0 mb Conv cond level (CCL): 909.18 mb = 935.34 m = 3068.66 ft Mean mixing ratio: 17.60 g/kg Conv temperature: 29.87 C = 85.76 F Cap Strength: 0.69 C Lifted Index: -2.50 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.06 C Lifted Index @700 mb: -0.85 C Showalter Index: 0.43 C Risk: Thunderstorms probable Total Totals Index: 41.90 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.60 C K Index: 33.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 230.60 Risk: None Energy Index: -1.28 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1018.46 J/kg Max Up Vert Vel: 45.13 m/s Conv Inhibition (B-): 4.25 J/kg Cap Strength: 0.69 C Lift Cond Lev (LCL): 923.91 mb = 796.18 m = 2612.12 ft Lev Free Conv (LFC): 898.91 mb = 1033.65 m = 3391.21 ft Equ Level (EL): 168.91 mb = 13559.02 m = 44484.43 ft B at Equ Level: 1004.69 J/kg Max Parcel Lev (MPL): 88.91 mb = 17310.70 m = 56792.94 ft Wind level data Storm motion: 132 at 10 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 1007 52 130 10 -7.7 6.4 | 0 1 -0.0 -0.5 1 1000 98 130 13 -10.0 8.4 | 122 3 -2.3 1.4 2 977 305 130 14 -10.7 9.0 | 124 4 -3.1 2.1 3 944 610 110 15 -14.1 5.1 | 74 7 -6.4 -1.8 4 925 786 115 15 -13.6 6.3 | 84 6 -5.9 -0.6 5 911 914 120 13 -11.3 6.5 | 83 4 -3.6 -0.4 6 880 1219 105 14 -13.5 3.6 | 61 7 -5.9 -3.3 7 850 1518 110 13 -12.2 4.4 | 61 5 -4.6 -2.5 8 849 1524 80 15 -14.8 -2.6 | 37 12 -7.1 -9.5 9 819 1829 90 19 -19.0 0.0 | 59 13 -11.3 -6.9 10 790 2134 75 16 -15.5 -4.1 | 35 14 -7.8 -11.1 11 762 2438 75 16 -15.5 -4.1 | 35 14 -7.8 -11.1 12 735 2743 65 14 -12.7 -5.9 | 21 14 -5.0 -12.8 13 709 3048 85 11 -11.0 -1.0 | 23 9 -3.3 -7.9 14 700 3160 85 11 -11.0 -1.0 | 23 9 -3.3 -7.9 15 658 3658 75 11 -10.6 -2.8 | 17 10 -3.0 -9.8 16 611 4267 105 11 -10.6 2.8 | 36 5 -3.0 -4.1 17 567 4877 135 16 -11.3 11.3 | 140 6 -3.7 4.4 18 546 5182 115 17 -15.4 7.2 | 92 8 -7.7 0.3 19 526 5486 135 15 -10.6 10.6 | 141 5 -2.9 3.7 20 506 5791 120 14 -12.1 7.0 | 91 4 -4.5 0.1 21 500 5890 95 9 -9.0 0.8 | 12 6 -1.3 -6.1 22 487 6096 95 10 -10.0 0.9 | 21 6 -2.3 -6.1 23 468 6401 90 12 -12.0 0.0 | 32 8 -4.3 -6.9 24 450 6706 110 18 -16.9 6.2 | 85 9 -9.3 -0.8 25 433 7010 95 12 -12.0 1.0 | 36 7 -4.3 -5.9 26 416 7315 110 12 -11.3 4.1 | 52 5 -3.6 -2.8 27 400 7620 95 14 -13.9 1.2 | 48 8 -6.3 -5.7 28 384 7925 95 15 -14.9 1.3 | 52 9 -7.3 -5.6 29 368 8230 120 13 -11.3 6.5 | 83 4 -3.6 -0.4 30 353 8534 120 12 -10.4 6.0 | 71 3 -2.7 -0.9 31 339 8839 115 11 -10.0 4.6 | 45 3 -2.3 -2.3 32 325 9144 95 11 -11.0 1.0 | 29 7 -3.3 -6.0 33 300 9730 205 10 4.2 9.1 | 260 12 11.9 2.1 34 299 9754 200 10 3.4 9.4 | 257 11 11.1 2.5 35 262 10668 245 10 9.1 4.2 | 279 17 16.7 -2.7 36 251 10973 265 11 11.0 1.0 | 288 20 18.6 -6.0 37 250 11010 260 10 9.8 1.7 | 287 18 17.5 -5.2 38 240 11278 265 11 11.0 1.0 | 288 20 18.6 -6.0 39 229 11582 285 10 9.7 -2.6 | 299 20 17.3 -9.5 40 219 11887 275 10 10.0 -0.9 | 294 19 17.6 -7.8 41 200 12490 300 15 13.0 -7.5 | 305 25 20.6 -14.4 42 200 12497 320 13 8.4 -10.0 | 317 23 16.0 -16.9 43 190 12802 295 14 12.7 -5.9 | 302 24 20.3 -12.8 44 173 13411 290 13 12.2 -4.4 | 300 23 19.9 -11.4 45 157 14021 240 17 14.7 8.5 | 266 22 22.4 1.6 46 150 14290 240 16 13.9 8.0 | 267 22 21.5 1.1 47 149 14326 235 18 14.7 10.3 | 261 23 22.4 3.4 48 142 14630 275 16 15.9 -1.4 | 289 25 23.6 -8.3 49 134 14935 275 18 17.9 -1.6 | 288 27 25.6 -8.5 50 121 15545 325 12 6.9 -9.8 | 319 22 14.5 -16.8 51 115 15850 335 12 5.1 -10.9 | 324 22 12.7 -17.8 52 109 16154 305 3 2.5 -1.7 | 311 13 10.1 -8.7 53 100 16660 75 6 -5.8 -1.6 | 348 9 1.9 -8.5 54 93 17069 70 6 -5.6 -2.1 | 347 9 2.0 -9.0 55 90 17244 130 11 -8.4 7.1 | 100 1 -0.8 0.1 56 88 17374 140 10 -6.4 7.7 | 239 1 1.2 0.7 57 83 17678 110 10 -9.4 3.4 | 26 4 -1.7 -3.5 58 79 17983 195 10 2.6 9.7 | 255 11 10.2 2.7 59 75 18288 195 19 4.9 18.4 | 228 17 12.6 11.4 60 71 18593 260 13 12.8 2.3 | 283 21 20.5 -4.7 61 70 18660 240 11 9.5 5.5 | 275 17 17.2 -1.4 62 61 19507 200 17 5.8 16.0 | 236 16 13.5 9.0 63 58 19812 135 16 -11.3 11.3 | 140 6 -3.7 4.4 64 55 20117 260 2 2.0 0.3 | 304 12 9.6 -6.6 65 52 20422 330 10 5.0 -8.7 | 321 20 12.7 -15.6 66 50 20640 295 27 24.5 -11.4 | 300 37 32.1 -18.3 67 49 20726 290 26 24.4 -8.9 | 296 36 32.1 -15.8 68 45 21336 280 24 23.6 -4.2 | 290 33 31.3 -11.1 69 42 21641 300 32 27.7 -16.0 | 303 42 35.4 -22.9 70 37 22555 235 25 20.5 14.3 | 255 29 28.1 7.4 71 35 22860 205 10 4.2 9.1 | 260 12 11.9 2.1 72 33 23165 125 10 -8.2 5.7 | 24 1 -0.5 -1.2 73 32 23470 135 10 -7.1 7.1 | 257 1 0.6 0.1 74 30 23774 80 10 -9.8 -1.7 | 14 9 -2.2 -8.7 75 30 23780 60 20 -17.3 -10.0 | 30 19 -9.7 -16.9 76 28 24079 60 20 -17.3 -10.0 | 30 19 -9.7 -16.9 77 26 24384 30 12 -6.0 -10.4 | 355 17 1.7 -17.3 78 23 24994 60 7 -6.1 -3.5 | 351 11 1.6 -10.4 79 21 25298 85 12 -12.0 -1.0 | 28 9 -4.3 -8.0 80 20 25603 70 32 -30.1 -10.9 | 51 29 -22.4 -17.9 81 18 25908 50 29 -22.2 -18.6 | 30 29 -14.6 -25.6 82 17 26213 65 24 -21.8 -10.1 | 40 22 -14.1 -17.1 Wind Parameters Mean winds (0-6000m): 102.1 at 13.8 knts Storm direction: 132.1 at 10.3 knts Shear (0-3000m) pos: 0.9 neg: 2.3 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 22.6 deg Storm rel helicity (0-3000m) pos: 16.3 neg: -44.2 tot: -28.0 m^2/s^2 ave: -9.3 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 7.2 stream: -1.5 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 242.29 Bulk Shear: 4.20 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 ------------------------------------------------------------------------------- 500 126 14 107 4| 0.0 6.1 6.1| 0.4 -4.1 -3.7 -7.5 0.04| 9.5 0.4 1000 120 14 91 4| 0.0 2.5 2.5| 1.7 -6.1 -4.4 -4.4 -0.02| 7.2 -0.2 1500 116 14 79 5| 0.0 4.0 4.0| 1.8 -14.4 -12.6 -8.4 -0.19| 8.3 -1.6 2000 107 15 67 7| 0.0 3.4 3.4| 14.8 -27.2 -12.4 -6.2 -0.14| 8.3 -1.1 2500 100 15 58 8| 0.0 2.7 2.7| 14.8 -36.7 -21.9 -8.7 -0.20| 7.2 -1.5 3000 95 15 52 9| 0.9 2.3 3.2| 16.3 -44.2 -28.0 -9.3 -0.21| 7.2 -1.5 4000 93 14 44 9| 1.0 1.9 2.9| 20.2 -46.5 -26.3 -6.6 -0.17| 6.1 -1.0 5000 98 14 50 8| 1.6 1.5 3.1| 30.6 -51.1 -20.5 -4.1 -0.04| 6.3 -0.2 6000 102 14 55 7| 1.4 1.9 3.3| 37.5 -65.6 -28.0 -4.7 -0.12| 6.7 -0.8 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250420.12.gif