UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 28 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 24.6 24.6 100 0.0 24.6 60 6 297.0 300.5 297.5 353.9 19.65 1 1000 113 25.0 23.8 93 1.2 24.2 170 4 298.1 301.6 297.3 353.1 18.88 2 996 148 25.8 23.2 86 2.6 23.9 170 5 299.3 302.6 297.2 352.7 18.26 3 925 799 22.0 20.0 88 2.0 20.6 110 15 301.8 304.8 296.5 349.3 16.11 4 850 1532 17.8 14.8 83 3.0 15.8 85 18 304.8 307.1 294.8 342.3 12.55 5 749 2605 12.0 9.6 85 2.4 10.5 99 17 309.7 311.6 294.4 340.5 10.08 6 704 3123 9.6 2.6 62 7.0 5.6 131 12 312.6 313.9 292.6 333.1 6.57 7 700 3170 9.2 2.2 62 7.0 5.3 135 12 312.7 313.9 292.4 332.7 6.42 8 612 4272 2.6 2.6 100 0.0 2.6 91 15 317.3 318.8 294.6 341.3 7.57 9 521 5564 -2.5 -3.7 91 1.2 -3.1 73 22 326.1 327.2 295.4 344.6 5.60 10 500 5890 -4.3 -4.3 100 0.0 -4.3 75 21 327.8 328.9 295.8 346.3 5.57 11 475 6293 -6.9 -8.0 92 1.1 -7.4 83 25 329.4 330.3 295.3 344.3 4.41 12 468 6409 -7.1 -15.1 53 8.0 -10.2 85 25 330.6 331.1 294.1 339.3 2.53 13 466 6443 -7.1 -27.1 19 20.0 -12.8 85 25 331.0 331.2 292.9 334.2 0.89 14 461 6527 -7.7 -40.7 5 33.0 -14.3 85 25 331.3 331.3 292.3 332.2 0.24 15 457 6595 -8.1 -26.1 22 18.0 -13.3 85 25 331.6 331.8 293.1 335.2 0.99 16 454 6646 -8.7 -11.4 81 2.7 -9.9 85 25 331.5 332.2 295.1 343.5 3.53 17 450 6715 -8.5 -23.5 29 15.0 -13.2 85 25 332.5 332.8 293.6 337.1 1.28 18 433 7013 -10.3 -43.3 5 33.0 -16.3 85 25 333.9 334.0 293.0 334.7 0.19 19 421 7229 -12.1 -41.1 7 29.0 -17.5 85 25 334.3 334.4 293.2 335.3 0.25 20 412 7395 -12.9 -17.4 69 4.5 -14.5 91 25 335.4 335.9 295.2 343.7 2.37 21 400 7620 -14.1 -18.9 67 4.8 -15.7 110 25 336.7 337.1 295.3 344.3 2.15 22 397 7677 -14.3 -19.1 67 4.8 -15.9 107 28 337.1 337.6 295.4 344.7 2.13 23 377 8067 -16.3 -47.3 5 31.0 -21.0 123 25 339.5 339.5 294.3 340.1 0.14 24 334 8965 -23.9 -49.9 7 26.0 -26.9 138 20 341.1 341.1 294.7 341.6 0.12 25 332 9008 -24.9 -29.5 65 4.6 -25.9 138 20 340.3 340.5 295.3 344.0 1.00 26 330 9052 -25.1 -29.0 70 3.9 -25.9 139 20 340.6 340.8 295.4 344.5 1.05 27 326 9141 -26.3 -32.3 57 6.0 -27.5 140 19 340.1 340.3 295.1 343.1 0.78 28 322 9230 -25.3 -27.9 79 2.6 -25.9 149 18 342.7 343.0 296.0 347.2 1.20 29 300 9740 -28.9 -32.2 73 3.3 -29.5 130 11 344.6 344.8 296.2 347.9 0.86 30 250 11020 -38.9 -42.1 72 3.2 -39.2 100 10 348.2 348.3 296.5 349.8 0.38 31 234 11471 -42.5 -45.7 71 3.2 -42.8 91 12 349.4 349.5 296.7 350.5 0.27 32 200 12510 -52.1 -57.1 55 5.0 -52.3 10 8 350.3 350.3 296.8 350.6 0.08 33 193 12739 -54.3 -59.3 54 5.0 -54.4 14 15 350.3 350.3 296.8 350.6 0.07 34 179 13214 -59.1 -63.1 60 4.0 -59.2 5 13 350.1 350.1 296.7 350.3 0.04 35 173 13426 -60.3 -76.3 11 16.0 -60.4 40 13 351.6 351.6 297.0 351.6 0.01 36 165 13719 -62.1 -74.1 19 12.0 -62.2 293 19 353.3 353.3 297.4 353.4 0.01 37 150 14300 -66.7 -74.7 32 8.0 -66.8 135 13 355.2 355.2 297.7 355.2 0.01 38 141 14671 -69.9 -75.9 41 6.0 -69.9 166 17 355.9 355.9 297.9 356.0 0.01 39 122 15519 -75.5 -83.5 27 8.0 -75.5 138 23 360.7 360.7 298.8 360.8 0.00 40 102 16539 -81.5 -86.2 45 4.7 -81.5 154 11 368.2 368.2 300.2 368.2 0.00 41 100 16650 -82.3 -87.1 43 4.8 -82.3 145 16 368.7 368.7 300.4 368.7 0.00 42 91 17179 -84.3 -89.3 41 5.0 -84.3 70 12 374.8 374.8 301.4 374.8 0.00 43 78 18048 -79.5 -90.5 15 11.0 -79.5 40 22 401.7 401.7 305.5 401.7 0.00 44 74 18353 -73.3 -88.3 8 15.0 -73.3 357 23 420.8 420.8 307.8 420.8 0.00 45 70 18680 -73.7 -90.7 6 17.0 -73.7 250 15 426.7 426.7 308.5 426.7 0.00 46 68 18848 -74.3 -90.3 7 16.0 -74.3 250 16 429.0 429.0 308.7 429.0 0.00 47 50 20670 -66.3 -89.3 3 23.0 -66.5 255 25 487.2 487.2 314.0 487.3 0.00 48 46 21178 -63.9 -88.9 2 25.0 -64.3 254 25 504.8 504.8 315.3 504.8 0.00 49 39 22191 -63.5 -89.5 2 26.0 -64.0 245 17 530.2 530.2 316.9 530.2 0.00 50 37 22518 -58.3 -87.3 1 29.0 -59.2 245 16 551.6 551.6 318.2 551.6 0.01 51 34 23051 -57.9 -85.9 2 28.0 -58.9 164 3 566.2 566.2 319.0 566.2 0.01 52 33 23239 -58.9 -86.9 2 28.0 -59.9 152 4 568.4 568.4 319.1 568.4 0.01 TRP 91 17179 -84.3 -89.3 41 5.0 -84.3 70 12 374.8 374.8 301.4 374.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 565.61 mb = 4930.63 m = 16176.40 ft Wetbulb zero: 570.83 mb = 4830.87 m = 15849.13 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 86.31 % Est. max temperature: 32.05 C = 89.70 F Sfc-Lift cond lev (LCL): 1009.47 mb = 52.00 m = 170.60 ft T: 24.60 C 700-500 lapse rate: 4.96 C/km ThetaE index: 21.19 C Layer 1000.0- 612.0 mb Conv cond level (CCL): 898.63 mb = 1049.69 m = 3443.83 ft Mean mixing ratio: 17.17 g/kg Conv temperature: 30.45 C = 86.82 F Cap Strength: 1.12 C Lifted Index: -1.68 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.03 C Lifted Index @700 mb: -1.66 C Showalter Index: 1.57 C Risk: Showers probable Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.10 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 234.60 Risk: None Energy Index: 0.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 548.53 J/kg Max Up Vert Vel: 33.12 m/s Conv Inhibition (B-): 12.69 J/kg Cap Strength: 1.12 C Lift Cond Lev (LCL): 929.82 mb = 753.28 m = 2471.37 ft Lev Free Conv (LFC): 854.82 mb = 1482.98 m = 4865.38 ft Equ Level (EL): 224.82 mb = 11735.59 m = 38502.13 ft B at Equ Level: 543.58 J/kg Max Parcel Lev (MPL): 104.82 mb = 16383.87 m = 53752.19 ft Wind level data Storm motion: 124 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 1009 52 60 6 -5.2 -3.0 | 334 11 4.8 -9.9 1 1000 113 170 4 -0.7 3.9 | 287 10 9.3 -2.9 2 978 305 170 9 -1.6 8.9 | 257 9 8.5 2.0 3 945 610 125 12 -9.8 6.9 | 265 0 0.2 0.0 4 925 799 110 15 -14.1 5.1 | 67 4 -4.1 -1.7 5 913 914 105 14 -13.5 3.6 | 47 5 -3.5 -3.2 6 850 1532 85 18 -17.9 -1.6 | 43 12 -7.9 -8.4 7 821 1829 90 21 -21.0 0.0 | 58 13 -11.0 -6.9 8 791 2134 85 21 -20.9 -1.8 | 51 14 -10.9 -8.7 9 763 2438 90 19 -19.0 0.0 | 53 11 -9.0 -6.9 10 710 3048 125 11 -9.0 6.3 | 298 1 1.0 -0.6 11 700 3170 135 12 -8.5 8.5 | 224 2 1.5 1.6 12 684 3353 135 12 -8.5 8.5 | 224 2 1.5 1.6 13 659 3658 130 12 -9.2 7.7 | 225 1 0.8 0.9 14 635 3962 110 15 -14.1 5.1 | 67 4 -4.1 -1.7 15 611 4267 90 15 -15.0 0.0 | 36 8 -5.0 -6.9 16 506 5791 70 23 -21.6 -7.9 | 38 19 -11.6 -14.7 17 500 5890 75 21 -20.3 -5.4 | 40 16 -10.2 -12.3 18 487 6096 80 26 -25.6 -4.5 | 54 19 -15.6 -11.4 19 468 6401 85 25 -24.9 -2.2 | 59 17 -14.9 -9.0 20 416 7315 85 25 -24.9 -2.2 | 59 17 -14.9 -9.0 21 400 7620 110 25 -23.5 8.6 | 97 14 -13.5 1.7 22 400 7620 105 28 -27.0 7.2 | 91 17 -17.0 0.4 23 368 8230 130 24 -18.4 15.4 | 136 12 -8.4 8.6 24 325 9144 140 19 -12.2 14.6 | 164 8 -2.2 7.7 25 312 9449 175 15 -1.3 14.9 | 227 12 8.7 8.1 26 300 9740 130 11 -8.4 7.1 | 263 2 1.6 0.2 27 299 9754 160 11 -3.8 10.3 | 241 7 6.3 3.5 28 275 10363 105 4 -3.9 1.0 | 313 8 6.2 -5.8 29 250 11020 100 10 -9.8 1.7 | 358 5 0.2 -5.1 30 210 12192 75 16 -15.5 -4.1 | 26 12 -5.4 -11.0 31 200 12510 10 8 -1.4 -7.9 | 330 17 8.6 -14.7 32 191 12802 15 17 -4.4 -16.4 | 346 24 5.6 -23.3 33 182 13106 350 13 2.3 -12.8 | 328 23 12.3 -19.7 34 173 13411 40 13 -8.4 -10.0 | 354 17 1.7 -16.8 35 165 13716 290 19 17.9 -6.5 | 296 31 27.9 -13.4 36 157 14021 300 14 12.1 -7.0 | 302 26 22.2 -13.9 37 150 14300 135 13 -9.2 9.2 | 200 2 0.8 2.3 38 149 14326 160 10 -3.4 9.4 | 249 7 6.6 2.5 39 142 14630 165 17 -4.4 16.4 | 211 11 5.6 9.6 40 134 14935 175 13 -1.1 13.0 | 236 11 8.9 6.1 41 128 15240 155 8 -3.4 7.3 | 267 7 6.7 0.4 42 121 15545 135 26 -18.4 18.4 | 144 14 -8.3 11.5 43 109 16154 125 20 -16.4 11.5 | 126 8 -6.3 4.6 44 103 16459 160 8 -2.7 7.5 | 265 7 7.3 0.7 45 100 16650 145 16 -9.2 13.1 | 188 6 0.9 6.2 46 98 16764 145 16 -9.2 13.1 | 188 6 0.9 6.2 47 93 17069 155 12 -5.1 10.9 | 231 6 5.0 4.0 48 91 17179 70 12 -11.3 -4.1 | 6 11 -1.2 -11.0 49 88 17374 70 14 -13.2 -4.8 | 15 12 -3.1 -11.7 50 75 18288 30 24 -12.0 -20.8 | 4 28 -2.0 -27.6 51 71 18593 255 20 19.3 5.2 | 273 29 29.4 -1.7 52 70 18680 250 15 14.1 5.1 | 274 24 24.1 -1.7 53 67 18898 250 16 15.0 5.5 | 273 25 25.1 -1.4 54 64 19202 270 21 21.0 -0.0 | 282 32 31.0 -6.9 55 61 19507 265 34 33.9 3.0 | 275 44 43.9 -3.9 56 58 19812 250 18 16.9 6.2 | 272 27 26.9 -0.7 57 55 20117 295 16 14.5 -6.8 | 299 28 24.5 -13.6 58 52 20422 295 21 19.0 -8.9 | 298 33 29.1 -15.7 59 50 20670 255 25 24.1 6.5 | 271 34 34.2 -0.4 60 49 20726 270 23 23.0 -0.0 | 282 34 33.0 -6.9 61 46 21031 255 25 24.1 6.5 | 271 34 34.2 -0.4 62 41 21641 245 18 16.3 7.6 | 268 26 26.3 0.7 63 36 22250 245 16 14.5 6.8 | 270 25 24.5 -0.1 64 34 22555 150 1 -0.5 0.9 | 302 11 9.5 -6.0 65 30 23165 160 17 -5.8 16.0 | 205 10 4.2 9.1 66 28 23470 145 11 -6.3 9.0 | 240 4 3.7 2.1 Wind Parameters Mean winds (0-6000m): 94.4 at 16.2 knts Storm direction: 124.4 at 12.2 knts Shear (0-3000m) pos: 3.4 neg: 2.3 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): -38.8 deg Storm rel helicity (0-3000m) pos: 12.9 neg: -41.9 tot: -29.0 m^2/s^2 ave: -9.7 10^-3 m/s^2 rel: -0.38 Storm rel vorticity (0-3000m) horiz: 9.5 stream: -3.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 21.43 Bulk Shear: 25.59 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 ------------------------------------------------------------------------------- 500 153 8 267 6| 11.6 0.0 11.6| 0.0 -32.8 -32.8 -65.6 -0.74| 20.4-15.1 1000 126 11 293 1| 5.8 4.2 10.0| 0.1 -34.8 -34.7 -34.7 -0.68| 15.5-10.6 1500 110 13 38 3| 3.9 4.7 8.5| 0.1 -36.3 -36.2 -24.1 -0.59| 12.2 -7.3 2000 102 15 48 6| 3.2 3.5 6.7| 9.2 -39.9 -30.6 -15.3 -0.48| 10.3 -5.0 2500 98 16 50 7| 3.0 2.8 5.8| 11.9 -41.2 -29.4 -11.7 -0.41| 9.3 -3.9 3000 99 15 50 7| 3.4 2.3 5.7| 12.9 -41.9 -29.0 -9.7 -0.38| 9.5 -3.6 4000 105 15 54 5| 2.7 2.7 5.4| 12.9 -45.0 -32.0 -8.0 -0.42| 8.5 -3.5 5000 101 15 50 6| 2.2 2.9 5.1| 14.7 -48.7 -34.1 -6.8 -0.39| 7.7 -3.0 6000 94 16 47 8| 1.9 2.8 4.6| 32.5 -51.4 -18.9 -3.2 -0.30| 7.3 -2.2 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250428.12.gif