UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 19 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 1008 52 30.4 23.4 66 7.0 25.2 150 6 302.9 306.2 298.1 357.0 18.26 1 1005 74 28.0 22.0 70 6.0 23.6 148 9 300.7 303.8 296.6 350.0 16.79 2 1000 111 27.8 21.8 70 6.0 23.5 145 14 301.0 304.0 296.6 349.9 16.66 3 944 621 23.0 20.1 84 2.9 20.9 139 15 301.1 304.0 296.1 347.8 15.88 4 925 799 22.0 17.7 77 4.3 19.0 130 15 301.8 304.4 295.0 342.8 13.91 5 865 1379 18.8 13.8 73 5.0 15.5 120 11 304.3 306.5 294.0 338.7 11.54 6 850 1530 18.8 6.8 46 12.0 11.6 105 12 305.8 307.2 291.2 328.0 7.31 7 833 1703 18.6 1.6 32 17.0 9.3 91 12 307.4 308.4 289.8 323.3 5.16 8 771 2363 15.6 4.6 48 11.0 9.2 79 13 311.0 312.4 292.4 332.4 6.91 9 700 3175 10.4 -1.6 43 12.0 4.1 65 10 314.0 314.9 291.5 329.4 4.86 10 699 3187 10.2 -1.8 43 12.0 3.9 65 10 313.9 314.8 291.5 329.1 4.80 11 668 3563 7.4 2.6 72 4.8 4.6 68 10 314.9 316.2 293.5 336.6 6.93 12 654 3738 6.6 0.6 65 6.0 3.3 71 11 315.9 317.1 293.1 335.3 6.12 13 643 3877 6.4 -9.6 31 16.0 -0.7 73 12 317.2 317.7 290.7 326.6 2.87 14 618 4202 3.6 1.7 87 1.9 2.5 79 14 317.6 318.9 294.3 339.9 7.02 15 607 4348 2.6 0.7 87 1.9 1.5 80 14 318.1 319.4 294.1 339.2 6.65 16 513 5696 -3.7 -22.7 21 19.0 -9.8 75 23 326.1 326.4 291.8 330.4 1.20 17 503 5852 -2.9 -24.9 16 22.0 -9.7 83 22 328.9 329.1 292.4 332.6 1.01 18 500 5900 -2.9 -29.9 10 27.0 -10.4 85 22 329.5 329.6 292.2 331.9 0.64 19 481 6205 -4.9 -40.9 4 36.0 -12.5 92 18 330.7 330.8 292.2 331.6 0.22 20 446 6794 -8.7 -32.7 12 24.0 -14.5 89 23 333.1 333.3 293.1 335.2 0.55 21 431 7059 -9.9 -17.9 52 8.0 -12.8 84 27 334.9 335.3 294.9 342.6 2.17 22 417 7312 -11.9 -19.9 51 8.0 -14.6 80 31 335.5 335.9 294.8 342.3 1.89 23 411 7423 -11.7 -45.7 4 34.0 -17.5 83 32 337.2 337.2 293.8 337.8 0.16 24 400 7630 -13.3 -39.3 9 26.0 -18.4 100 31 337.7 337.8 294.0 338.9 0.32 25 358 8463 -19.1 -53.1 3 34.0 -23.2 96 22 340.8 340.8 294.6 341.1 0.08 26 300 9750 -28.9 -59.9 3 31.0 -31.3 70 9 344.6 344.7 295.5 344.8 0.04 27 250 11020 -39.7 -57.7 13 18.0 -40.7 250 9 347.0 347.1 296.0 347.3 0.06 28 235 11439 -43.3 -61.3 12 18.0 -44.0 289 6 347.8 347.8 296.2 348.0 0.04 29 217 11969 -48.3 -55.3 44 7.0 -48.6 338 2 348.1 348.1 296.3 348.5 0.10 30 207 12277 -50.5 -61.5 26 11.0 -50.8 350 1 349.3 349.4 296.5 349.5 0.05 31 200 12500 -52.7 -60.7 37 8.0 -52.9 320 4 349.3 349.3 296.5 349.5 0.05 32 196 12630 -53.9 -59.9 48 6.0 -54.1 302 5 349.4 349.4 296.5 349.7 0.06 33 183 13069 -57.3 -70.3 18 13.0 -57.5 242 9 350.8 350.8 296.8 350.9 0.02 34 175 13350 -59.7 -70.7 23 11.0 -59.9 237 10 351.4 351.4 297.0 351.5 0.02 35 166 13679 -61.9 -74.9 16 13.0 -62.0 240 10 353.1 353.1 297.3 353.1 0.01 36 150 14300 -66.9 -75.9 27 9.0 -67.0 245 20 354.8 354.8 297.7 354.9 0.01 37 122 15517 -76.3 -82.3 38 6.0 -76.3 306 4 359.3 359.3 298.5 359.3 0.00 38 100 16650 -80.1 -87.1 30 7.0 -80.1 65 16 373.0 373.0 301.1 373.0 0.00 39 92 17118 -82.5 -89.5 29 7.0 -82.5 65 10 377.2 377.2 301.8 377.2 0.00 40 87 17432 -80.3 -89.3 21 9.0 -80.3 77 8 387.7 387.7 303.5 387.7 0.00 41 81 17833 -82.1 -91.1 20 9.0 -82.1 82 9 392.0 392.0 304.1 392.0 0.00 42 76 18196 -75.5 -88.5 11 13.0 -75.6 41 12 413.0 413.0 306.9 413.0 0.00 43 70 18670 -76.7 -90.7 9 14.0 -76.7 190 12 420.3 420.3 307.7 420.3 0.00 44 67 18925 -71.9 -89.9 5 18.0 -72.0 211 20 436.0 436.0 309.4 436.0 0.00 45 60 19578 -69.5 -90.5 3 21.0 -69.6 267 23 455.3 455.3 311.4 455.3 0.00 46 54 20201 -72.1 -91.1 4 19.0 -72.2 243 24 463.3 463.3 312.1 463.3 0.00 47 50 20660 -66.3 -91.3 2 25.0 -66.5 210 5 487.2 487.2 314.0 487.3 0.00 48 43 21573 -67.1 -91.1 2 24.0 -67.4 360 13 506.8 506.8 315.4 506.8 0.00 49 41 21863 -64.1 -91.1 1 27.0 -64.5 5 17 521.2 521.2 316.4 521.2 0.00 50 30 23800 -59.1 -90.1 1 31.0 -60.1 145 16 583.5 583.5 319.8 583.5 0.00 51 28 24235 -56.7 -88.7 1 32.0 -58.1 154 15 601.8 601.8 320.7 601.9 0.01 TRP 92 17118 -82.5 -89.5 29 7.0 -82.5 65 10 377.2 377.2 301.8 377.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 568.21 mb = 4904.31 m = 16090.06 ft Wetbulb zero: 645.02 mb = 3851.58 m = 12636.26 ft Precipitable water: 1.64 inches Sfc-500 mean rel hum: 56.11 % Est. max temperature: 32.57 C = 90.62 F Sfc-Lift cond lev (LCL): 911.27 mb = 928.39 m = 3045.87 ft T: 21.29 C 700-500 lapse rate: 4.88 C/km ThetaE index: 33.74 C Layer 1005.0- 771.0 mb Conv cond level (CCL): 804.91 mb = 1995.86 m = 6548.03 ft Mean mixing ratio: 15.58 g/kg Conv temperature: 36.58 C = 97.84 F Cap Strength: 2.29 C Lifted Index: 1.06 C Risk: Showers probable Lifted Index @300 mb: 1.02 C Lifted Index @700 mb: 0.60 C Showalter Index: 9.33 C Risk: None Total Totals Index: 31.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 9.70 C K Index: 16.50 Risk: < 20 % chance of thunderstorms Sweat Index: 127.60 Risk: None Energy Index: 0.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 91.42 J/kg Max Up Vert Vel: 13.52 m/s Conv Inhibition (B-): 130.81 J/kg Cap Strength: 2.24 C Lift Cond Lev (LCL): 898.18 mb = 1053.63 m = 3456.74 ft Lev Free Conv (LFC): 683.18 mb = 3376.79 m = 11078.56 ft Equ Level (EL): 503.18 mb = 5849.58 m = 19191.29 ft B at Equ Level: 88.57 J/kg Max Parcel Lev (MPL): 343.18 mb = 8770.67 m = 28774.82 ft Wind level data Storm motion: 119 at 11 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 1008 52 150 6 -3.0 5.2 | 270 6 6.5 -0.0 1 1000 111 145 14 -8.0 11.5 | 193 6 1.4 6.2 2 978 305 155 15 -6.3 13.6 | 201 9 3.1 8.4 3 945 610 140 15 -9.6 11.5 | 178 6 -0.2 6.3 4 925 799 130 15 -11.5 9.6 | 156 5 -2.0 4.4 5 913 914 130 15 -11.5 9.6 | 156 5 -2.0 4.4 6 881 1219 135 10 -7.1 7.1 | 232 3 2.4 1.9 7 850 1530 105 12 -11.6 3.1 | 45 3 -2.1 -2.1 8 821 1829 80 12 -11.8 -2.1 | 18 8 -2.3 -7.3 9 792 2134 75 11 -10.6 -2.8 | 8 8 -1.1 -8.1 10 764 2438 80 14 -13.8 -2.4 | 29 9 -4.3 -7.7 11 700 3175 65 10 -9.1 -4.2 | 357 9 0.4 -9.4 12 685 3353 65 9 -8.2 -3.8 | 352 9 1.3 -9.0 13 612 4267 80 14 -13.8 -2.4 | 29 9 -4.3 -7.7 14 546 5182 80 20 -19.7 -3.5 | 50 13 -10.2 -8.7 15 526 5486 65 23 -20.8 -9.7 | 37 19 -11.4 -14.9 16 500 5900 85 22 -21.9 -1.9 | 60 14 -12.4 -7.1 17 488 6096 90 19 -19.0 0.0 | 61 11 -9.5 -5.2 18 469 6401 95 17 -16.9 1.5 | 63 8 -7.5 -3.7 19 417 7315 80 31 -30.5 -5.4 | 63 24 -21.1 -10.6 20 401 7620 90 34 -34.0 0.0 | 78 25 -24.5 -5.2 21 400 7630 100 31 -30.5 5.4 | 90 21 -21.1 0.2 22 384 7925 100 31 -30.5 5.4 | 90 21 -21.1 0.2 23 369 8230 100 24 -23.6 4.2 | 86 14 -14.2 -1.1 24 354 8534 95 21 -20.9 1.8 | 74 12 -11.4 -3.4 25 326 9144 125 15 -12.3 8.6 | 140 4 -2.8 3.4 26 313 9449 85 14 -13.9 -1.2 | 35 8 -4.5 -6.4 27 300 9750 70 9 -8.5 -3.1 | 353 8 1.0 -8.3 28 300 9754 75 10 -9.7 -2.6 | 1 8 -0.2 -7.8 29 275 10363 145 2 -1.1 1.6 | 293 9 8.3 -3.6 30 250 11020 250 9 8.5 3.1 | 277 18 17.9 -2.1 31 210 12192 0 0 -0.0 -0.0 | 299 11 9.5 -5.2 32 200 12500 320 4 2.6 -3.1 | 305 15 12.0 -8.3 33 182 13106 235 10 8.2 5.7 | 268 18 17.7 0.5 34 165 13716 240 10 8.7 5.0 | 271 18 18.1 -0.2 35 157 14021 220 10 6.4 7.7 | 261 16 15.9 2.4 36 150 14300 245 20 18.1 8.5 | 263 28 27.6 3.2 37 142 14630 250 18 16.9 6.2 | 268 26 26.4 0.9 38 134 14935 220 10 6.4 7.7 | 261 16 15.9 2.4 39 115 15850 0 0 -0.0 -0.0 | 299 11 9.5 -5.2 40 109 16154 45 18 -12.7 -12.7 | 10 18 -3.3 -17.9 41 103 16459 50 22 -16.9 -14.1 | 21 21 -7.4 -19.4 42 100 16650 65 16 -14.5 -6.8 | 23 13 -5.0 -12.0 43 93 17069 70 16 -15.0 -5.5 | 27 12 -5.6 -10.7 44 92 17118 65 10 -9.1 -4.2 | 357 9 0.4 -9.4 45 88 17374 65 10 -9.1 -4.2 | 357 9 0.4 -9.4 46 83 17678 125 1 -0.8 0.6 | 298 10 8.7 -4.6 47 79 17983 45 16 -11.3 -11.3 | 6 17 -1.8 -16.5 48 75 18288 40 10 -6.4 -7.7 | 347 13 3.0 -12.9 49 71 18593 225 10 7.1 7.1 | 264 17 16.5 1.9 50 70 18670 190 12 2.1 11.8 | 240 13 11.6 6.6 51 67 18898 205 21 8.9 19.0 | 233 23 18.4 13.8 52 64 19202 260 10 9.8 1.7 | 280 20 19.3 -3.5 53 61 19507 270 23 23.0 -0.0 | 279 33 32.5 -5.2 54 52 20422 235 24 19.7 13.8 | 254 30 29.1 8.5 55 50 20660 210 5 2.5 4.3 | 274 12 12.0 -0.9 56 49 20726 230 10 7.7 6.4 | 266 17 17.1 1.2 57 47 21031 250 3 2.8 1.0 | 289 13 12.3 -4.2 58 45 21336 335 10 4.2 -9.1 | 316 20 13.7 -14.3 59 43 21641 5 14 -1.2 -13.9 | 337 21 8.3 -19.2 60 41 21946 5 18 -1.6 -17.9 | 341 24 7.9 -23.2 61 37 22555 330 19 9.5 -16.5 | 319 29 19.0 -21.7 62 35 22860 300 22 19.1 -11.0 | 300 33 28.5 -16.2 63 33 23165 265 23 22.9 2.0 | 276 33 32.4 -3.2 64 32 23470 255 19 18.4 4.9 | 271 28 27.8 -0.3 65 30 23800 145 16 -9.2 13.1 | 182 8 0.3 7.9 66 28 24079 155 15 -6.3 13.6 | 201 9 3.1 8.4 67 24 24689 110 11 -10.3 3.8 | 31 2 -0.9 -1.5 Wind Parameters Mean winds (0-6000m): 88.8 at 14.4 knts Storm direction: 118.8 at 10.8 knts Shear (0-3000m) pos: 0.4 neg: 1.8 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 92.1 deg Storm rel helicity (0-3000m) pos: 11.1 neg: -35.6 tot: -24.5 m^2/s^2 ave: -8.2 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.36 Bulk Shear: 27.23 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 ------------------------------------------------------------------------------- 500 149 14 198 7| 0.0 9.3 9.3| 1.0 -15.6 -14.5 -29.1 -0.79| 13.5-10.6 1000 141 14 184 6| 0.0 3.7 3.7| 2.9 -19.7 -16.9 -16.9 -0.60| 9.7 -5.8 1500 136 13 183 4| 0.0 3.1 3.1| 4.8 -20.3 -15.5 -10.3 -0.45| 9.7 -4.3 2000 125 13 153 2| 0.0 2.9 2.9| 4.8 -25.4 -20.6 -10.3 -0.46| 8.8 -4.1 2500 116 13 99 2| 0.4 2.3 2.7| 11.1 -27.4 -16.3 -6.5 -0.37| 7.8 -2.9 3000 108 13 65 3| 0.4 1.8 2.1| 11.1 -35.6 -24.5 -8.2 -0.42| 7.1 -3.0 4000 99 12 38 4| 0.6 1.3 1.9| 21.4 -39.9 -18.5 -4.6 -0.31| 6.1 -1.9 5000 94 13 38 6| 0.8 1.3 2.1| 33.9 -39.9 -5.9 -1.2 -0.18| 5.6 -1.0 6000 89 14 42 7| 1.0 1.5 2.5| 62.2 -52.1 10.1 1.7 -0.09| 6.0 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250419.12.gif