UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 16 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 1009 52 29.2 23.2 70 6.0 24.8 120 9 301.6 304.9 297.7 354.7 18.02 1 1000 119 27.4 22.4 74 5.0 23.8 130 13 300.5 303.7 296.9 351.3 17.30 2 942 645 22.4 20.1 87 2.3 20.8 130 16 300.6 303.6 296.0 347.4 15.92 3 925 804 21.4 18.4 83 3.0 19.3 130 14 301.2 303.9 295.3 344.0 14.55 4 854 1492 17.2 12.6 74 4.6 14.2 91 12 303.8 305.8 293.3 335.9 10.80 5 850 1532 17.6 9.6 59 8.0 12.6 110 11 304.6 306.2 292.0 331.2 8.86 6 842 1613 18.2 3.2 37 15.0 9.8 106 12 306.0 307.1 289.8 323.5 5.72 7 813 1913 18.8 -13.2 10 32.0 5.2 92 16 309.8 310.1 287.2 315.3 1.70 8 738 2735 12.6 -0.4 41 13.0 5.6 99 14 311.7 312.6 291.0 327.5 5.04 9 726 2873 13.0 -18.0 10 31.0 1.2 100 18 313.6 313.8 288.1 317.9 1.28 10 700 3179 11.4 -9.6 22 21.0 2.0 100 27 315.1 315.6 289.9 323.7 2.63 11 669 3554 7.8 -6.2 36 14.0 1.1 102 27 315.2 315.9 290.8 326.7 3.59 12 662 3641 8.0 -17.0 15 25.0 -1.5 102 26 316.4 316.6 289.2 321.5 1.52 13 643 3880 6.4 -9.6 31 16.0 -0.7 104 23 317.2 317.7 290.7 326.6 2.87 14 639 3931 6.4 -19.6 14 26.0 -2.9 105 23 317.8 318.0 289.4 322.1 1.26 15 631 4034 5.8 -13.2 24 19.0 -2.0 101 21 318.2 318.6 290.4 325.5 2.19 16 621 4165 5.6 -30.4 5 36.0 -4.7 93 20 319.4 319.5 289.1 321.2 0.49 17 571 4845 2.0 -23.0 14 25.0 -6.2 75 19 323.0 323.2 290.7 326.7 1.05 18 523 5546 -3.7 -23.7 20 20.0 -9.9 76 21 324.3 324.5 291.2 328.1 1.08 19 500 5900 -4.9 -31.9 10 27.0 -11.7 80 32 327.1 327.2 291.5 329.0 0.53 20 485 6139 -6.3 -34.3 9 28.0 -12.9 83 31 328.2 328.3 291.6 329.8 0.43 21 478 6253 -5.7 -38.7 5 33.0 -12.9 90 30 330.3 330.4 292.1 331.4 0.28 22 448 6759 -9.7 -38.7 7 29.0 -15.6 96 28 331.5 331.5 292.4 332.6 0.30 23 429 7094 -9.9 -42.9 5 33.0 -16.1 92 29 335.3 335.4 293.3 336.1 0.20 24 400 7630 -14.5 -42.5 7 28.0 -19.4 105 23 336.1 336.2 293.6 337.0 0.23 25 365 8317 -19.5 -47.5 6 28.0 -23.4 120 23 338.4 338.4 294.1 339.0 0.14 26 358 8461 -18.5 -53.5 3 35.0 -22.8 129 27 341.6 341.6 294.8 341.9 0.07 27 313 9445 -26.9 -56.9 4 30.0 -29.6 135 29 343.3 343.3 295.1 343.5 0.06 28 300 9750 -28.9 -61.9 3 33.0 -31.3 135 29 344.6 344.7 295.4 344.8 0.03 29 250 11020 -39.5 -65.5 5 26.0 -40.6 125 15 347.3 347.3 296.1 347.4 0.02 30 200 12510 -52.3 -69.3 11 17.0 -52.7 125 3 349.9 350.0 296.6 350.0 0.02 31 195 12672 -53.9 -68.9 14 15.0 -54.2 111 2 349.9 349.9 296.6 350.0 0.02 32 187 12939 -55.5 -74.5 8 19.0 -55.8 107 4 351.6 351.6 297.0 351.6 0.01 33 154 14142 -66.3 -73.3 37 7.0 -66.4 102 8 353.2 353.2 297.3 353.3 0.01 34 150 14300 -67.3 -76.3 27 9.0 -67.4 95 8 354.2 354.2 297.5 354.2 0.01 35 136 14886 -71.7 -80.7 25 9.0 -71.8 117 11 356.4 356.4 298.0 356.4 0.00 36 110 16113 -80.3 -85.1 44 4.8 -80.3 116 10 362.6 362.6 299.2 362.6 0.00 37 102 16539 -81.9 -87.9 35 6.0 -81.9 120 16 367.4 367.4 300.1 367.4 0.00 38 100 16650 -81.7 -87.7 35 6.0 -81.7 110 19 369.9 369.9 300.5 369.9 0.00 39 90 17239 -83.1 -90.1 29 7.0 -83.1 103 25 378.4 378.4 302.0 378.4 0.00 40 89 17302 -83.1 -91.1 24 8.0 -83.1 99 26 379.6 379.6 302.2 379.6 0.00 41 79 17972 -79.7 -90.7 15 11.0 -79.7 350 4 399.8 399.8 305.2 399.8 0.00 42 75 18271 -74.1 -89.1 8 15.0 -74.2 297 10 417.5 417.5 307.4 417.5 0.00 43 70 18670 -77.3 -90.3 11 13.0 -77.3 205 21 419.0 419.0 307.6 419.0 0.00 44 69 18752 -77.5 -90.5 11 13.0 -77.6 207 21 420.3 420.3 307.7 420.3 0.00 45 62 19366 -76.3 -91.3 8 15.0 -76.3 148 18 436.0 436.0 309.5 436.0 0.00 46 55 20069 -68.1 -92.1 2 24.0 -68.3 62 9 470.0 470.0 312.7 470.0 0.00 47 52 20405 -69.5 -91.5 3 22.0 -69.6 46 1 474.4 474.4 313.0 474.4 0.00 48 50 20640 -66.3 -91.3 2 25.0 -66.5 265 12 487.2 487.2 314.0 487.3 0.00 49 48 20889 -63.7 -90.7 1 27.0 -64.1 268 13 499.2 499.2 314.9 499.2 0.00 50 44 21421 -64.7 -89.7 2 25.0 -65.1 278 23 509.3 509.3 315.6 509.3 0.00 TRP 102 16539 -81.9 -87.9 35 6.0 -81.9 120 16 367.4 367.4 300.1 367.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 554.16 mb = 5091.21 m = 16703.26 ft Wetbulb zero: 665.99 mb = 3591.25 m = 11782.18 ft Precipitable water: 1.25 inches Sfc-500 mean rel hum: 34.36 % Est. max temperature: 31.20 C = 88.16 F Sfc-Lift cond lev (LCL): 925.29 mb = 801.23 m = 2628.68 ft T: 21.42 C 700-500 lapse rate: 5.99 C/km ThetaE index: 39.43 C Layer 1000.0- 738.0 mb Conv cond level (CCL): 888.95 mb = 1146.43 m = 3761.20 ft Mean mixing ratio: 16.04 g/kg Conv temperature: 30.10 C = 86.18 F Cap Strength: 3.19 C Lifted Index: -1.23 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.55 C Lifted Index @700 mb: 1.36 C Showalter Index: 5.80 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 14.50 C K Index: 11.10 Risk: None Sweat Index: 169.20 Risk: None Energy Index: -0.21 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 96.23 J/kg Max Up Vert Vel: 13.87 m/s Conv Inhibition (B-): 9.50 J/kg Cap Strength: 3.11 C Lift Cond Lev (LCL): 910.42 mb = 940.86 m = 3086.76 ft Lev Free Conv (LFC): 865.42 mb = 1377.45 m = 4519.12 ft Equ Level (EL): 855.42 mb = 1477.55 m = 4847.54 ft B at Equ Level: 3.92 J/kg Max Parcel Lev (MPL): 835.42 mb = 1680.23 m = 5512.51 ft Wind level data Storm motion: 125 at 14 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 52 120 9 -7.8 4.5 | 314 5 3.9 -3.7 1 1000 119 130 13 -10.0 8.4 | 266 2 1.7 0.1 2 979 305 130 16 -12.3 10.3 | 164 2 -0.6 2.1 3 946 610 130 17 -13.0 10.9 | 154 3 -1.3 2.7 4 925 804 130 14 -10.7 9.0 | 231 1 1.0 0.8 5 913 914 130 14 -10.7 9.0 | 231 1 1.0 0.8 6 881 1219 140 13 -8.4 10.0 | 242 4 3.3 1.7 7 851 1524 85 12 -12.0 -1.0 | 2 9 -0.3 -9.3 8 850 1532 110 11 -10.3 3.8 | 343 5 1.3 -4.5 9 821 1829 95 15 -14.9 1.3 | 25 8 -3.3 -6.9 10 792 2134 85 18 -17.9 -1.6 | 33 12 -6.3 -9.8 11 764 2438 80 16 -15.8 -2.8 | 20 12 -4.1 -11.0 12 737 2743 100 14 -13.8 2.4 | 20 6 -2.1 -5.8 13 700 3179 100 27 -26.6 4.7 | 77 15 -14.9 -3.5 14 685 3353 100 29 -28.6 5.0 | 79 17 -16.9 -3.2 15 635 3962 105 22 -21.3 5.7 | 75 10 -9.6 -2.5 16 612 4267 85 18 -17.9 -1.6 | 33 12 -6.3 -9.8 17 589 4572 75 18 -17.4 -4.7 | 24 14 -5.7 -12.9 18 526 5486 75 20 -19.3 -5.2 | 30 15 -7.6 -13.4 19 500 5900 80 32 -31.5 -5.6 | 55 24 -19.8 -13.8 20 488 6096 80 32 -31.5 -5.6 | 55 24 -19.8 -13.8 21 469 6401 100 28 -27.6 4.9 | 78 16 -15.9 -3.4 22 417 7315 90 29 -29.0 0.0 | 65 19 -17.3 -8.2 23 400 7630 105 23 -22.2 6.0 | 78 11 -10.5 -2.3 24 369 8230 115 21 -19.0 8.9 | 95 7 -7.4 0.7 25 354 8534 135 29 -20.5 20.5 | 144 15 -8.8 12.3 26 300 9750 135 29 -20.5 20.5 | 144 15 -8.8 12.3 27 300 9754 130 36 -27.6 23.1 | 133 22 -15.9 14.9 28 252 10973 105 17 -16.4 4.4 | 51 6 -4.7 -3.8 29 250 11020 125 15 -12.3 8.6 | 122 1 -0.6 0.4 30 230 11582 150 10 -5.0 8.7 | 266 7 6.7 0.4 31 220 11887 125 10 -8.2 5.7 | 306 4 3.5 -2.5 32 200 12510 125 3 -2.5 1.7 | 305 11 9.2 -6.5 33 191 12802 100 2 -2.0 0.3 | 309 13 9.7 -7.9 34 173 13411 135 10 -7.1 7.1 | 284 5 4.6 -1.2 35 150 14300 95 8 -8.0 0.7 | 334 8 3.7 -7.5 36 142 14630 105 10 -9.7 2.6 | 340 6 2.0 -5.6 37 134 14935 120 11 -9.5 5.5 | 322 3 2.2 -2.7 38 121 15545 80 10 -9.8 -1.7 | 350 10 1.8 -10.0 39 103 16459 140 10 -6.4 7.7 | 276 5 5.2 -0.6 40 102 16539 120 16 -13.9 8.0 | 84 2 -2.2 -0.2 41 100 16650 110 19 -17.9 6.5 | 74 6 -6.2 -1.7 42 98 16764 110 19 -17.9 6.5 | 74 6 -6.2 -1.7 43 93 17069 115 21 -19.0 8.9 | 95 7 -7.4 0.7 44 88 17374 95 27 -26.9 2.4 | 69 16 -15.2 -5.9 45 83 17678 80 12 -11.8 -2.1 | 1 10 -0.1 -10.3 46 79 17983 350 4 0.7 -3.9 | 315 17 12.4 -12.2 47 75 18288 295 10 9.1 -4.2 | 301 24 20.7 -12.4 48 71 18593 250 14 13.2 4.8 | 278 25 24.8 -3.4 49 70 18670 205 21 8.9 19.0 | 242 23 20.6 10.8 50 67 18898 210 21 10.5 18.2 | 246 24 22.2 10.0 51 64 19202 180 16 0.0 16.0 | 236 14 11.7 7.8 52 61 19507 125 19 -15.6 10.9 | 125 5 -3.9 2.7 53 58 19812 75 15 -14.5 -3.9 | 13 12 -2.8 -12.1 54 52 20422 45 1 -0.7 -0.7 | 309 14 11.0 -8.9 55 50 20640 265 12 12.0 1.0 | 287 25 23.6 -7.2 56 49 20726 265 10 10.0 0.9 | 289 23 21.6 -7.4 57 43 21336 280 25 24.6 -4.3 | 289 38 36.3 -12.6 58 41 21641 280 16 15.8 -2.8 | 292 30 27.4 -11.0 Wind Parameters Mean winds (0-6000m): 95.2 at 19.0 knts Storm direction: 125.2 at 14.3 knts Shear (0-3000m) pos: 2.3 neg: 2.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 115.7 deg Storm rel helicity (0-3000m) pos: 27.3 neg: -12.1 tot: 15.2 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.25 Bulk Shear: 15.39 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 ------------------------------------------------------------------------------- 500 130 15 189 1| 8.3 0.0 8.3| 0.0 -2.8 -2.8 -5.7 -0.73| 9.1 -6.7 1000 130 15 192 1| 2.7 0.0 2.7| 1.0 -2.8 -1.8 -1.8 -0.32| 6.6 -2.1 1500 128 14 229 1| 1.8 2.0 3.9| 4.3 -5.1 -0.8 -0.5 0.02| 8.8 0.2 2000 120 14 30 1| 1.4 3.3 4.6| 12.1 -5.1 7.0 3.5 0.16| 8.6 1.4 2500 111 15 35 4| 1.1 2.4 3.5| 12.8 -12.1 0.7 0.3 0.08| 8.0 0.7 3000 108 15 38 4| 2.3 2.0 4.3| 27.3 -12.1 15.2 5.1 0.19| 8.8 1.7 4000 106 18 58 6| 2.2 1.6 3.8| 36.6 -21.6 15.0 3.8 0.14| 8.6 1.2 5000 100 18 50 8| 1.7 2.1 3.9| 39.1 -42.9 -3.8 -0.8 0.03| 7.9 0.3 6000 95 19 48 10| 2.4 1.8 4.2| 85.4 -42.9 42.5 7.1 0.13| 7.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250416.12.gif