UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 17 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 1010 52 30.4 23.4 66 7.0 25.2 140 6 302.7 306.0 298.0 356.7 18.23 1 1000 121 29.6 22.6 66 7.0 24.5 115 12 302.8 306.0 297.6 354.7 17.52 2 925 804 24.4 15.4 57 9.0 18.3 140 6 304.3 306.5 294.3 340.0 11.98 3 850 1544 18.8 6.8 46 12.0 11.6 140 6 305.8 307.2 291.2 328.0 7.31 4 847 1574 18.4 6.4 45 12.0 11.3 139 7 305.7 307.1 290.9 327.3 7.13 5 832 1727 17.2 10.2 63 7.0 12.8 137 12 306.0 307.8 292.9 334.4 9.43 6 815 1903 18.0 -2.0 26 20.0 7.6 133 16 308.7 309.5 289.2 321.3 4.05 7 809 1966 17.8 -7.2 17 25.0 6.1 131 16 309.1 309.7 288.1 317.9 2.75 8 769 2398 15.6 -12.4 13 28.0 3.7 112 14 311.3 311.6 287.9 317.5 1.92 9 751 2598 14.0 -11.0 17 25.0 3.1 97 11 311.7 312.1 288.3 318.8 2.20 10 741 2711 12.4 4.4 58 8.0 7.8 88 10 311.1 312.5 292.6 333.1 7.09 11 740 2722 12.2 4.2 58 8.0 7.6 87 10 311.0 312.3 292.4 332.7 7.00 12 731 2825 12.4 -7.6 24 20.0 3.1 88 12 312.3 312.9 289.3 321.8 2.95 13 715 3010 12.2 -25.8 5 38.0 -0.2 94 17 314.1 314.2 287.5 316.4 0.65 14 701 3176 11.8 -27.2 5 39.0 -0.6 100 22 315.4 315.5 287.9 317.5 0.59 15 700 3188 11.8 -27.2 5 39.0 -0.6 100 22 315.6 315.7 287.9 317.6 0.59 16 614 4272 5.6 -38.4 2 44.0 -5.1 110 21 320.5 320.5 289.2 321.3 0.23 17 586 4652 3.4 -24.6 11 28.0 -5.6 95 19 322.2 322.4 290.4 325.4 0.89 18 581 4722 2.6 -12.4 32 15.0 -3.7 92 19 322.1 322.6 291.9 330.6 2.54 19 578 4763 2.2 -1.4 77 3.6 0.3 90 19 322.1 323.3 294.7 341.5 5.99 20 565 4947 1.2 -7.8 51 9.0 -3.0 84 18 323.0 323.8 293.2 335.5 3.76 21 540 5309 -1.1 -5.6 71 4.5 -3.3 79 20 324.5 325.4 294.3 339.9 4.67 22 530 5458 -1.5 -14.5 36 13.0 -6.7 77 21 325.7 326.2 292.7 333.7 2.34 23 512 5733 -3.5 -13.5 46 10.0 -7.5 73 22 326.5 327.1 293.2 335.5 2.64 24 509 5779 -3.9 -8.1 73 4.2 -5.8 72 22 326.6 327.4 294.4 340.3 4.08 25 504 5857 -4.1 -16.1 39 12.0 -8.7 71 23 327.3 327.7 293.0 334.7 2.16 26 500 5920 -4.3 -16.3 39 12.0 -8.8 70 23 327.8 328.2 293.1 335.2 2.14 27 490 6079 -4.7 -26.7 16 22.0 -11.1 70 24 329.2 329.4 292.4 332.4 0.88 28 480 6240 -5.3 -19.3 32 14.0 -10.2 75 24 330.4 330.8 293.4 336.5 1.73 29 478 6273 -5.1 -20.1 30 15.0 -10.3 76 23 331.1 331.4 293.5 336.8 1.62 30 446 6810 -10.5 -21.5 40 11.0 -14.0 77 22 330.9 331.2 293.4 336.3 1.54 31 439 6932 -10.5 -33.5 13 23.0 -15.8 76 22 332.4 332.5 292.9 334.3 0.52 32 418 7306 -12.9 -45.9 4 33.0 -18.3 94 24 334.0 334.0 292.9 334.6 0.15 33 400 7640 -14.3 -50.3 3 36.0 -19.5 85 24 336.4 336.4 293.5 336.8 0.10 34 395 7735 -14.7 -51.7 3 37.0 -19.8 85 25 337.1 337.1 293.7 337.4 0.08 35 321 9272 -25.7 -62.7 2 37.0 -28.6 95 36 342.5 342.5 295.0 342.6 0.03 36 305 9641 -27.5 -60.5 3 33.0 -30.1 99 31 345.0 345.0 295.6 345.1 0.04 37 300 9760 -28.7 -61.7 3 33.0 -31.2 100 29 344.9 344.9 295.5 345.1 0.03 38 250 11030 -39.7 -67.7 3 28.0 -40.8 100 23 347.0 347.0 296.0 347.1 0.02 39 203 12414 -51.7 -69.7 10 18.0 -52.1 46 17 349.4 349.4 296.5 349.5 0.02 40 200 12510 -52.5 -68.5 13 16.0 -52.8 40 18 349.6 349.6 296.5 349.7 0.02 41 189 12874 -55.9 -60.9 53 5.0 -56.0 41 17 349.9 349.9 296.7 350.1 0.06 42 187 12942 -56.5 -63.5 41 7.0 -56.6 41 17 350.0 350.0 296.7 350.1 0.04 43 183 13079 -57.5 -78.5 5 21.0 -57.7 42 15 350.5 350.5 296.7 350.5 0.00 44 150 14310 -67.1 -74.1 36 7.0 -67.1 15 16 354.5 354.5 297.6 354.5 0.01 45 147 14431 -68.1 -74.1 42 6.0 -68.1 18 15 354.8 354.8 297.7 354.9 0.01 46 140 14721 -70.7 -78.7 30 8.0 -70.8 28 13 355.2 355.2 297.7 355.3 0.01 47 113 15968 -76.9 -86.9 19 10.0 -76.9 183 11 366.1 366.1 299.9 366.1 0.00 48 100 16660 -81.7 -88.7 29 7.0 -81.7 120 15 369.9 369.9 300.5 369.9 0.00 49 98 16774 -82.3 -89.3 29 7.0 -82.3 120 14 370.9 370.9 300.7 370.9 0.00 50 86 17504 -83.5 -90.5 28 7.0 -83.5 123 16 382.5 382.5 302.6 382.6 0.00 51 78 18057 -77.7 -88.7 15 11.0 -77.7 115 15 405.4 405.4 305.9 405.4 0.00 52 72 18517 -77.7 -89.7 13 12.0 -77.7 35 5 414.8 414.8 307.1 414.8 0.00 53 70 18680 -73.5 -88.5 8 15.0 -73.6 330 6 427.1 427.1 308.5 427.2 0.00 54 66 19027 -70.3 -90.3 4 20.0 -70.4 323 9 441.4 441.4 310.0 441.4 0.00 55 58 19799 -68.1 -90.1 3 22.0 -68.3 226 14 462.9 462.9 312.0 462.9 0.00 56 53 20339 -69.1 -91.1 3 22.0 -69.3 258 11 472.7 472.7 312.8 472.7 0.00 57 50 20690 -65.9 -90.9 2 25.0 -66.2 305 13 488.2 488.2 314.1 488.2 0.00 58 49 20813 -65.7 -90.7 2 25.0 -66.0 272 13 491.5 491.5 314.3 491.5 0.00 59 43 21599 -69.7 -90.7 3 21.0 -69.9 280 23 500.4 500.4 314.9 500.4 0.00 60 36 22665 -66.7 -91.7 2 25.0 -67.0 274 17 534.2 534.2 317.2 534.2 0.00 TRP 98 16774 -82.3 -89.3 29 7.0 -82.3 120 14 370.9 370.9 300.7 370.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 551.96 mb = 5136.00 m = 16850.18 ft Wetbulb zero: 715.76 mb = 3001.58 m = 9847.58 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 33.82 % Est. max temperature: 33.35 C = 92.03 F Sfc-Lift cond lev (LCL): 913.08 mb = 917.49 m = 3010.10 ft T: 23.54 C 700-500 lapse rate: 5.89 C/km ThetaE index: 29.36 C Layer 1000.0- 832.0 mb Conv cond level (CCL): 767.31 mb = 2416.69 m = 7928.67 ft Mean mixing ratio: 14.53 g/kg Conv temperature: 39.05 C = 102.28 F Cap Strength: 2.66 C Lifted Index: -0.16 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.46 C Lifted Index @700 mb: 2.11 C Showalter Index: 7.93 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 11.10 C K Index: -9.10 Risk: None Sweat Index: 116.60 Risk: None Energy Index: 1.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.54 J/kg Max Up Vert Vel: 7.42 m/s Conv Inhibition (B-): 211.36 J/kg Cap Strength: 2.66 C Lift Cond Lev (LCL): 855.65 mb = 1485.99 m = 4875.24 ft Lev Free Conv (LFC): 560.65 mb = 5008.68 m = 16432.46 ft Equ Level (EL): 490.65 mb = 6068.13 m = 19908.31 ft B at Equ Level: 8.49 J/kg Max Parcel Lev (MPL): 350.65 mb = 8617.57 m = 28272.51 ft Wind level data Storm motion: 131 at 12 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 1010 52 140 6 -3.9 4.6 | 302 6 5.1 -3.2 1 1000 121 115 12 -10.9 5.1 | 35 3 -1.9 -2.7 2 925 804 140 6 -3.9 4.6 | 302 6 5.1 -3.2 3 850 1544 140 6 -3.9 4.6 | 302 6 5.1 -3.2 4 822 1829 135 16 -11.3 11.3 | 146 4 -2.4 3.5 5 793 2134 125 17 -13.9 9.8 | 111 5 -5.0 1.9 6 765 2438 110 13 -12.2 4.4 | 44 5 -3.3 -3.4 7 738 2743 85 10 -10.0 -0.9 | 7 9 -1.0 -8.7 8 700 3188 100 22 -21.7 3.8 | 73 13 -12.7 -4.0 9 613 4267 110 21 -19.7 7.2 | 87 11 -10.8 -0.6 10 569 4877 85 18 -17.9 -1.6 | 44 13 -9.0 -9.4 11 500 5920 70 23 -21.6 -7.9 | 39 20 -12.7 -15.7 12 489 6096 70 24 -22.6 -8.2 | 40 21 -13.6 -16.0 13 470 6401 80 23 -22.7 -4.0 | 49 18 -13.7 -11.8 14 434 7010 75 22 -21.3 -5.7 | 42 18 -12.3 -13.5 15 417 7315 95 24 -23.9 2.1 | 69 16 -15.0 -5.7 16 400 7640 85 24 -23.9 -2.1 | 56 18 -15.0 -9.9 17 385 7925 85 27 -26.9 -2.4 | 60 21 -17.9 -10.2 18 369 8230 85 24 -23.9 -2.1 | 56 18 -15.0 -9.9 19 340 8839 90 42 -42.0 0.0 | 77 34 -33.0 -7.8 20 300 9760 100 29 -28.6 5.0 | 82 20 -19.6 -2.8 21 287 10058 105 28 -27.0 7.2 | 88 18 -18.1 -0.6 22 250 11030 100 23 -22.7 4.0 | 74 14 -13.7 -3.8 23 230 11582 100 24 -23.6 4.2 | 76 15 -14.7 -3.6 24 210 12192 60 14 -12.1 -7.0 | 12 15 -3.2 -14.8 25 200 12510 40 18 -11.6 -13.8 | 7 22 -2.6 -21.6 26 191 12802 40 18 -11.6 -13.8 | 7 22 -2.6 -21.6 27 173 13411 45 12 -8.5 -8.5 | 358 16 0.5 -16.3 28 165 13716 55 14 -11.5 -8.0 | 9 16 -2.5 -15.8 29 157 14021 35 13 -7.5 -10.6 | 355 19 1.5 -18.5 30 150 14310 15 16 -4.1 -15.5 | 348 24 4.8 -23.3 31 150 14326 15 16 -4.1 -15.5 | 348 24 4.8 -23.3 32 135 14935 35 12 -6.9 -9.8 | 353 18 2.1 -17.6 33 128 15240 210 10 5.0 8.7 | 267 14 14.0 0.8 34 109 16154 175 11 -1.0 11.0 | 249 9 8.0 3.1 35 100 16660 120 15 -13.0 7.5 | 86 4 -4.0 -0.3 36 98 16764 120 15 -13.0 7.5 | 86 4 -4.0 -0.3 37 98 16774 120 14 -12.1 7.0 | 76 3 -3.2 -0.8 38 93 17069 110 12 -11.3 4.1 | 32 4 -2.3 -3.7 39 88 17374 125 12 -9.8 6.9 | 43 1 -0.9 -0.9 40 84 17678 120 21 -18.2 10.5 | 106 10 -9.2 2.7 41 79 17983 110 20 -18.8 6.8 | 84 10 -9.8 -1.0 42 75 18288 130 3 -2.3 1.9 | 311 9 6.7 -5.9 43 70 18680 330 6 3.0 -5.2 | 317 18 12.0 -13.0 44 64 19202 320 10 6.4 -7.7 | 315 22 15.4 -15.5 45 61 19507 270 21 21.0 -0.0 | 285 31 30.0 -7.8 46 58 19812 225 14 9.9 9.9 | 264 19 18.9 2.1 47 55 20117 225 12 8.5 8.5 | 268 17 17.4 0.7 48 52 20422 270 11 11.0 -0.0 | 291 21 20.0 -7.8 49 50 20690 305 13 10.6 -7.5 | 308 25 19.6 -15.3 50 50 20726 265 14 13.9 1.2 | 286 24 22.9 -6.6 51 47 21031 300 10 8.7 -5.0 | 306 22 17.6 -12.8 52 44 21336 280 26 25.6 -4.5 | 290 37 34.6 -12.3 53 39 21946 280 10 9.8 -1.7 | 297 21 18.8 -9.6 54 36 22250 285 16 15.5 -4.1 | 296 27 24.4 -12.0 55 34 22555 235 19 15.6 10.9 | 263 25 24.5 3.1 56 32 22860 235 15 12.3 8.6 | 268 21 21.2 0.8 Wind Parameters Mean winds (0-6000m): 101.1 at 15.8 knts Storm direction: 131.1 at 11.9 knts Shear (0-3000m) pos: 0.4 neg: 2.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 114.5 deg Storm rel helicity (0-3000m) pos: 25.1 neg: -23.7 tot: 1.5 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 8.2 stream: -1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.77 Bulk Shear: 7.30 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 10 349 3| 0.0 2.6 2.6| 4.9 -2.6 2.3 4.6 0.28| 12.3 3.4 1000 126 8 322 4| 1.3 1.3 2.6| 4.9 -3.5 1.4 1.4 0.18| 7.5 1.3 1500 130 8 313 4| 0.9 0.9 1.8| 4.9 -3.6 1.3 0.9 0.17| 5.1 0.9 2000 131 9 310 3| 0.6 3.4 4.1| 4.9 -9.3 -4.3 -2.2 -0.24| 7.0 -1.7 2500 127 10 333 2| 0.5 2.1 2.6| 4.9 -19.2 -14.3 -5.7 -0.40| 7.4 -3.0 3000 120 11 5 2| 0.4 2.9 3.3| 25.1 -23.7 1.5 0.5 -0.18| 8.2 -1.5 4000 113 13 53 4| 0.5 2.2 2.7| 43.4 -23.7 19.8 4.9 -0.05| 7.1 -0.4 5000 109 15 59 6| 0.4 1.9 2.4| 45.1 -50.8 -5.8 -1.2 -0.17| 6.8 -1.1 6000 101 16 54 8| 0.3 2.2 2.5| 46.6 -56.8 -10.1 -1.7 -0.17| 6.2 -1.0 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250417.12.gif