UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 27 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 29.4 23.4 70 6.0 25.0 140 7 301.9 305.3 297.9 356.0 18.28 1 1000 101 28.0 22.0 70 6.0 23.6 145 11 301.1 304.2 296.8 350.8 16.87 2 932 722 21.8 20.5 92 1.3 20.9 133 16 301.0 304.0 296.5 349.5 16.50 3 925 788 21.4 19.3 88 2.1 19.9 135 16 301.2 304.0 295.8 346.5 15.41 4 871 1307 18.8 14.4 76 4.4 15.9 112 19 303.7 305.9 294.1 339.2 11.93 5 862 1397 18.4 11.4 64 7.0 13.9 109 19 304.2 306.0 292.7 333.7 9.87 6 850 1517 19.0 4.0 37 15.0 10.4 105 20 306.0 307.2 290.0 324.3 6.00 7 838 1639 19.0 3.0 34 16.0 10.0 103 21 307.3 308.4 290.2 324.7 5.67 8 837 1650 19.0 3.0 34 16.0 10.0 103 21 307.4 308.5 290.2 324.8 5.68 9 826 1763 18.0 11.0 64 7.0 13.5 101 20 307.5 309.4 293.8 337.9 10.03 10 808 1952 16.6 10.6 68 6.0 12.8 98 20 308.0 309.8 293.9 338.2 9.98 11 766 2406 16.0 -3.0 27 19.0 6.2 95 17 312.1 312.8 290.2 324.7 4.00 12 700 3166 10.8 4.8 66 6.0 7.2 75 16 314.4 315.9 294.0 338.6 7.73 13 691 3274 10.0 5.6 74 4.4 7.3 76 16 314.7 316.3 294.5 340.6 8.29 14 658 3678 8.2 0.2 57 8.0 3.8 78 15 317.1 318.3 293.3 336.0 5.91 15 622 4141 6.2 1.2 70 5.0 3.4 69 17 320.0 321.3 294.7 341.6 6.73 16 604 4380 5.2 -13.8 24 19.0 -2.6 71 18 321.5 322.0 291.4 328.9 2.18 17 599 4448 6.0 -31.0 5 37.0 -4.7 79 18 323.2 323.3 290.3 325.0 0.48 18 571 4838 3.6 -39.4 3 43.0 -6.7 107 16 324.9 324.9 290.5 325.7 0.22 19 528 5468 -1.3 -28.3 11 27.0 -9.1 86 14 326.3 326.5 291.4 328.9 0.70 20 500 5900 -3.3 -27.3 14 24.0 -10.3 110 7 329.0 329.2 292.3 332.0 0.81 21 435 6988 -9.5 -40.5 6 31.0 -15.7 92 24 334.5 334.6 293.2 335.5 0.26 22 400 7630 -14.5 -42.5 7 28.0 -19.4 80 19 336.1 336.2 293.6 337.0 0.23 23 390 7821 -16.3 -43.3 8 27.0 -20.7 78 19 336.2 336.3 293.6 337.1 0.21 24 378 8056 -17.5 -30.5 31 13.0 -20.5 77 18 337.7 337.8 294.5 340.7 0.80 25 374 8135 -17.3 -53.3 3 36.0 -21.8 76 18 339.0 339.0 294.1 339.3 0.07 26 356 8503 -19.9 -37.9 19 18.0 -23.2 84 15 340.3 340.4 294.8 341.9 0.41 27 341 8821 -21.7 -46.7 9 25.0 -25.1 94 11 342.0 342.1 295.0 342.7 0.17 28 301 9726 -29.5 -60.5 3 31.0 -31.7 94 12 343.5 343.5 295.2 343.6 0.04 29 300 9750 -29.7 -60.7 3 31.0 -31.9 95 12 343.5 343.5 295.2 343.7 0.04 30 278 10287 -33.5 -63.5 3 30.0 -35.3 66 11 345.6 345.6 295.7 345.7 0.03 31 255 10885 -38.3 -63.3 5 25.0 -39.5 64 11 347.2 347.2 296.0 347.3 0.03 32 252 10966 -39.1 -51.1 27 12.0 -39.9 65 11 347.1 347.2 296.1 347.7 0.14 33 250 11020 -39.5 -52.5 24 13.0 -40.4 60 9 347.3 347.4 296.1 347.8 0.12 34 229 11616 -44.7 -58.7 19 14.0 -45.3 50 9 348.2 348.3 296.3 348.5 0.06 35 219 11914 -47.5 -54.5 44 7.0 -47.8 45 10 348.4 348.4 296.4 348.8 0.11 36 200 12510 -52.5 -62.5 29 10.0 -52.8 85 3 349.6 349.6 296.6 349.8 0.04 37 179 13216 -58.9 -70.9 20 12.0 -59.0 5 1 350.4 350.4 296.7 350.5 0.01 38 151 14260 -67.7 -72.7 49 5.0 -67.7 63 8 352.8 352.8 297.3 352.9 0.01 39 150 14300 -68.1 -73.1 49 5.0 -68.1 65 8 352.8 352.8 297.3 352.8 0.01 40 142 14627 -69.7 -78.7 26 9.0 -69.8 85 10 355.6 355.6 297.8 355.6 0.01 41 137 14840 -70.5 -80.5 22 10.0 -70.5 107 10 357.8 357.8 298.2 357.8 0.00 42 100 16650 -82.3 -86.9 45 4.6 -82.3 145 10 368.7 368.7 300.4 368.7 0.00 43 83 17688 -84.9 -89.9 40 5.0 -84.9 75 14 383.6 383.6 302.8 383.6 0.00 44 79 17963 -83.5 -90.5 28 7.0 -83.5 75 10 392.0 392.0 304.0 392.0 0.00 45 77 18107 -78.7 -87.7 22 9.0 -78.7 92 7 404.8 404.8 305.9 404.8 0.00 46 70 18660 -72.7 -88.7 7 16.0 -72.8 260 17 428.9 428.9 308.7 428.9 0.00 47 69 18744 -72.5 -88.5 7 16.0 -72.6 255 18 431.1 431.1 309.0 431.1 0.00 48 66 19004 -73.1 -90.1 6 17.0 -73.2 243 18 435.3 435.3 309.4 435.3 0.00 49 62 19377 -65.3 -89.3 2 24.0 -65.5 270 10 460.4 460.4 311.8 460.4 0.00 50 53 20321 -68.7 -89.7 3 21.0 -68.9 265 32 473.6 473.6 313.0 473.6 0.00 51 50 20670 -67.7 -89.7 3 22.0 -67.9 275 16 484.0 484.0 313.8 484.0 0.00 52 40 22030 -62.5 -89.5 1 27.0 -63.0 259 15 528.9 528.9 316.9 528.9 0.00 TRP 83 17688 -84.9 -89.9 40 5.0 -84.9 75 14 383.6 383.6 302.8 383.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 539.41 mb = 5300.61 m = 17390.24 ft Wetbulb zero: 611.93 mb = 4273.87 m = 14021.72 ft Precipitable water: 1.60 inches Sfc-500 mean rel hum: 47.37 % Est. max temperature: 32.42 C = 90.36 F Sfc-Lift cond lev (LCL): 923.50 mb = 801.99 m = 2631.18 ft T: 21.33 C 700-500 lapse rate: 5.16 C/km ThetaE index: 31.62 C Layer 1000.0- 838.0 mb Conv cond level (CCL): 886.40 mb = 1156.05 m = 3792.76 ft Mean mixing ratio: 16.34 g/kg Conv temperature: 30.43 C = 86.78 F Cap Strength: 2.21 C Lifted Index: -0.10 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.95 C Lifted Index @700 mb: 0.41 C Showalter Index: 10.74 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 7.30 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 95.00 Risk: None Energy Index: 1.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 101.20 J/kg Max Up Vert Vel: 14.23 m/s Conv Inhibition (B-): 135.16 J/kg Cap Strength: 2.09 C Lift Cond Lev (LCL): 909.80 mb = 931.09 m = 3054.73 ft Lev Free Conv (LFC): 534.80 mb = 5364.76 m = 17600.72 ft Equ Level (EL): 244.80 mb = 11162.96 m = 36623.44 ft B at Equ Level: 101.17 J/kg Max Parcel Lev (MPL): 154.80 mb = 14107.63 m = 46284.32 ft Wind level data Storm motion: 128 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 1007 52 140 7 -4.5 5.4 | 292 5 5.0 -2.0 1 1000 101 145 11 -6.3 9.0 | 243 4 3.2 1.6 2 977 305 145 17 -9.8 13.9 | 178 7 -0.2 6.6 3 944 610 130 17 -13.0 10.9 | 136 5 -3.5 3.6 4 925 788 135 16 -11.3 11.3 | 156 4 -1.8 3.9 5 912 914 125 16 -13.1 9.2 | 117 4 -3.6 1.8 6 850 1517 105 20 -19.3 5.2 | 77 10 -9.8 -2.2 7 849 1524 105 21 -20.3 5.4 | 80 11 -10.8 -1.9 8 790 2134 95 19 -18.9 1.7 | 59 11 -9.4 -5.7 9 763 2438 95 17 -16.9 1.5 | 52 9 -7.4 -5.9 10 710 3048 75 16 -15.5 -4.1 | 27 13 -5.9 -11.5 11 700 3166 75 16 -15.5 -4.1 | 27 13 -5.9 -11.5 12 635 3962 80 15 -14.8 -2.6 | 28 11 -5.2 -10.0 13 611 4267 60 19 -16.5 -9.5 | 22 18 -6.9 -16.9 14 589 4572 95 17 -16.9 1.5 | 52 9 -7.4 -5.9 15 567 4877 110 16 -15.0 5.5 | 71 6 -5.5 -1.9 16 526 5486 85 14 -13.9 -1.2 | 27 10 -4.4 -8.6 17 500 5900 110 7 -6.6 2.4 | 329 6 2.9 -5.0 18 488 6096 110 7 -6.6 2.4 | 329 6 2.9 -5.0 19 469 6401 140 12 -7.7 9.2 | 225 3 1.8 1.8 20 451 6706 105 19 -18.4 4.9 | 74 9 -8.8 -2.4 21 433 7010 90 25 -25.0 0.0 | 65 17 -15.5 -7.4 22 417 7315 85 23 -22.9 -2.0 | 55 16 -13.4 -9.4 23 400 7630 80 19 -18.7 -3.3 | 41 14 -9.2 -10.7 24 369 8230 75 18 -17.4 -4.7 | 33 14 -7.9 -12.0 25 339 8839 95 11 -11.0 1.0 | 13 7 -1.4 -6.4 26 313 9449 80 12 -11.8 -2.1 | 14 10 -2.3 -9.4 27 300 9750 95 12 -12.0 1.0 | 21 7 -2.4 -6.3 28 287 10058 95 12 -12.0 1.0 | 21 7 -2.4 -6.3 29 275 10363 55 10 -8.2 -5.7 | 354 13 1.3 -13.1 30 252 10973 65 11 -10.0 -4.6 | 2 12 -0.4 -12.0 31 250 11020 60 9 -7.8 -4.5 | 352 12 1.7 -11.9 32 210 12192 40 10 -6.4 -7.7 | 348 15 3.1 -15.0 33 200 12510 85 3 -3.0 -0.3 | 319 10 6.5 -7.6 34 182 13106 0 0 -0.0 -0.0 | 308 12 9.5 -7.4 35 150 14300 65 8 -7.3 -3.4 | 348 11 2.3 -10.7 36 149 14326 55 10 -8.2 -5.7 | 354 13 1.3 -13.1 37 128 15240 150 10 -5.0 8.7 | 254 5 4.5 1.3 38 121 15545 140 10 -6.4 7.7 | 265 3 3.1 0.3 39 100 16650 145 10 -5.7 8.2 | 258 4 3.8 0.8 40 98 16764 145 10 -5.7 8.2 | 258 4 3.8 0.8 41 93 17069 135 13 -9.2 9.2 | 190 2 0.3 1.8 42 88 17374 60 14 -12.1 -7.0 | 10 15 -2.6 -14.4 43 83 17678 55 12 -9.8 -6.9 | 1 14 -0.3 -14.2 44 83 17688 75 14 -13.5 -3.6 | 20 12 -4.0 -11.0 45 79 17983 75 10 -9.7 -2.6 | 1 10 -0.1 -10.0 46 75 18288 115 3 -2.7 1.3 | 312 9 6.8 -6.1 47 70 18660 260 17 16.7 3.0 | 280 27 26.3 -4.4 48 67 18898 245 20 18.1 8.5 | 268 28 27.7 1.1 49 64 19202 240 15 13.0 7.5 | 270 23 22.5 0.1 50 61 19507 290 6 5.6 -2.1 | 302 18 15.2 -9.4 51 58 19812 280 35 34.5 -6.1 | 287 46 44.0 -13.4 52 55 20117 265 37 36.9 3.2 | 275 47 46.4 -4.1 53 52 20422 265 29 28.9 2.5 | 277 39 38.4 -4.8 54 50 20670 275 16 15.9 -1.4 | 289 27 25.5 -8.8 55 44 21336 285 14 13.5 -3.6 | 295 26 23.0 -11.0 56 41 21641 275 17 16.9 -1.5 | 288 28 26.5 -8.8 57 38 21946 225 12 8.5 8.5 | 266 18 18.0 1.1 58 36 22250 225 15 10.6 10.6 | 261 20 20.1 3.2 Wind Parameters Mean winds (0-6000m): 97.7 at 16.1 knts Storm direction: 127.7 at 12.0 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 95.5 deg Storm rel helicity (0-3000m) pos: 1.1 neg: -52.9 tot: -51.8 m^2/s^2 ave: -17.3 10^-3 m/s^2 rel: -0.76 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -4.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.71 Bulk Shear: 17.74 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 ------------------------------------------------------------------------------- 500 142 15 184 4| 0.0 10.4 10.4| 0.0 -14.0 -14.0 -28.0 -0.91| 14.0-12.8 1000 135 16 158 4| 0.0 5.4 5.4| 1.1 -18.6 -17.5 -17.5 -0.81| 9.9 -8.0 1500 126 17 122 5| 0.0 5.4 5.4| 1.1 -24.5 -23.4 -15.6 -0.72| 8.9 -6.4 2000 119 18 100 6| 0.0 3.9 3.9| 1.1 -34.1 -33.0 -16.5 -0.75| 7.5 -5.6 2500 114 18 87 7| 0.0 2.7 2.7| 1.1 -41.4 -40.3 -16.1 -0.75| 6.7 -5.1 3000 109 17 76 7| 0.0 2.5 2.5| 1.1 -52.9 -51.8 -17.3 -0.76| 6.4 -4.9 4000 101 17 60 8| 0.1 2.0 2.1| 1.5 -53.4 -51.9 -13.0 -0.69| 5.3 -3.7 5000 98 17 55 9| 0.9 1.6 2.5| 30.8 -61.0 -30.2 -6.0 -0.35| 6.4 -2.3 6000 98 16 51 8| 1.1 1.5 2.6| 30.8 -79.5 -48.7 -8.1 -0.43| 6.5 -2.8 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250427.12.gif