UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 19 APR 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 1004 60 28.4 24.0 77 4.4 25.2 0 0 301.2 304.7 298.2 357.3 19.03 1 1000 97 28.8 24.0 75 4.8 25.2 0 0 302.0 305.5 298.4 358.5 19.11 2 999 106 28.8 24.0 75 4.8 25.2 4 1 302.0 305.6 298.4 358.6 19.13 3 925 790 25.4 18.4 65 7.0 20.5 90 15 305.3 308.0 296.4 348.8 14.55 4 918 857 25.0 18.0 65 7.0 20.1 90 16 305.5 308.2 296.3 348.3 14.29 5 850 1528 20.2 16.2 78 4.0 17.4 85 21 307.3 309.9 296.4 348.8 13.76 6 742 2685 11.6 11.5 99 0.1 11.6 79 15 310.1 312.3 295.6 345.5 11.57 7 700 3172 9.6 7.7 88 1.9 8.4 70 15 313.1 314.9 294.9 342.4 9.47 8 695 3232 9.4 5.9 79 3.5 7.3 68 15 313.5 315.1 294.3 339.7 8.41 9 675 3474 8.0 6.7 91 1.3 7.2 67 16 314.6 316.4 295.1 343.2 9.17 10 629 4056 7.0 -9.0 31 16.0 -0.3 76 20 319.9 320.5 291.7 330.0 3.08 11 600 4443 3.8 -8.2 41 12.0 -1.7 77 22 320.5 321.2 292.2 331.8 3.43 12 579 4732 1.4 -1.4 82 2.8 -0.1 81 24 321.0 322.2 294.4 340.3 5.98 13 575 4788 1.2 -2.5 76 3.7 -0.7 84 25 321.4 322.5 294.1 339.4 5.54 14 563 4958 1.2 -12.8 34 14.0 -4.6 91 28 323.3 323.8 292.2 331.9 2.54 15 510 5752 -1.1 -42.1 3 41.0 -10.0 112 32 329.8 329.9 291.9 330.5 0.18 16 500 5910 -2.1 -40.1 4 38.0 -10.6 110 29 330.5 330.5 292.1 331.4 0.23 17 440 6905 -9.7 -38.7 7 29.0 -15.7 108 27 333.2 333.2 292.9 334.4 0.31 18 426 7153 -11.1 -22.1 40 11.0 -14.6 102 26 334.5 334.8 294.3 340.0 1.53 19 406 7518 -14.3 -23.3 46 9.0 -17.0 93 23 335.0 335.3 294.4 340.2 1.44 20 404 7555 -14.5 -25.5 39 11.0 -17.6 92 22 335.2 335.4 294.2 339.5 1.19 21 400 7630 -14.9 -29.9 27 15.0 -18.6 95 22 335.6 335.8 294.0 338.6 0.80 22 345 8734 -20.9 -57.9 2 37.0 -24.8 102 30 342.0 342.0 294.8 342.2 0.04 23 300 9750 -28.5 -63.5 2 35.0 -31.0 110 12 345.2 345.2 295.6 345.3 0.02 24 276 10347 -32.5 -64.5 3 32.0 -34.4 116 13 347.8 347.8 296.1 347.9 0.02 25 250 11040 -38.3 -67.3 3 29.0 -39.5 120 23 349.1 349.1 296.4 349.2 0.02 26 204 12401 -50.1 -63.1 20 13.0 -50.5 129 25 351.4 351.4 297.0 351.6 0.04 27 200 12530 -51.1 -65.1 17 14.0 -51.5 135 25 351.8 351.9 297.1 352.0 0.03 28 196 12661 -51.9 -72.9 6 21.0 -52.3 133 23 352.6 352.6 297.2 352.7 0.01 29 151 14290 -66.5 -70.8 55 4.3 -66.5 145 8 354.9 354.9 297.7 354.9 0.02 30 150 14330 -66.7 -71.7 49 5.0 -66.7 150 8 355.2 355.2 297.7 355.3 0.02 31 113 15987 -79.3 -84.2 44 4.9 -79.3 108 12 361.6 361.6 299.0 361.7 0.00 32 101 16615 -84.3 -88.6 46 4.3 -84.3 8 12 363.8 363.8 299.4 363.8 0.00 33 100 16670 -84.5 -88.7 47 4.2 -84.5 350 13 364.5 364.5 299.5 364.5 0.00 34 94 17011 -86.5 -89.8 55 3.3 -86.5 10 13 367.0 367.0 300.0 367.0 0.00 35 87 17438 -84.3 -90.3 34 6.0 -84.3 41 16 379.7 379.7 302.2 379.7 0.00 36 85 17570 -77.5 -87.5 19 10.0 -77.5 52 20 396.0 396.0 304.6 396.0 0.00 37 84 17638 -77.3 -86.3 22 9.0 -77.3 58 21 397.7 397.7 304.9 397.7 0.00 38 80 17920 -74.5 -88.5 10 14.0 -74.6 97 13 409.1 409.1 306.4 409.1 0.00 39 71 18609 -78.7 -89.7 15 11.0 -78.7 275 18 414.3 414.3 307.0 414.3 0.00 40 70 18690 -78.7 -89.7 15 11.0 -78.7 275 16 416.0 416.0 307.2 416.0 0.00 41 58 19788 -71.1 -90.1 4 19.0 -71.2 265 21 456.2 456.2 311.4 456.2 0.00 42 56 19997 -71.7 -90.7 4 19.0 -71.8 273 23 459.4 459.4 311.7 459.4 0.00 43 51 20559 -65.9 -89.9 2 24.0 -66.2 279 30 485.4 485.4 313.9 485.4 0.00 44 50 20680 -66.5 -89.5 3 23.0 -66.8 270 33 486.8 486.8 314.0 486.8 0.00 45 44 21446 -68.9 -90.9 3 22.0 -69.1 260 25 499.0 499.0 314.9 499.1 0.00 46 38 22331 -63.5 -90.5 1 27.0 -64.0 225 18 534.2 534.2 317.2 534.2 0.00 47 34 23012 -63.1 -90.1 1 27.0 -63.7 226 14 552.5 552.5 318.2 552.5 0.00 48 33 23195 -63.7 -90.7 1 27.0 -64.3 238 13 555.6 555.6 318.4 555.6 0.00 49 32 23385 -59.9 -89.9 1 30.0 -60.8 250 11 570.7 570.7 319.2 570.7 0.00 50 30 23790 -56.9 -87.9 1 31.0 -58.2 275 14 589.5 589.5 320.1 589.6 0.01 51 27 24465 -53.5 -85.5 1 32.0 -55.5 292 14 617.1 617.1 321.3 617.2 0.01 52 24 25224 -53.9 -85.9 1 32.0 -56.1 58 23 637.1 637.1 322.2 637.2 0.01 53 22 25780 -57.3 -86.3 1 29.0 -58.9 94 38 643.0 643.0 322.4 643.1 0.01 54 20 26390 -53.3 -85.3 1 32.0 -55.9 75 36 673.0 673.0 323.5 673.1 0.01 55 18 27072 -50.9 -84.9 1 34.0 -54.4 80 35 701.2 701.2 324.5 701.3 0.02 56 17 27443 -51.9 -84.9 1 33.0 -55.2 89 42 709.5 709.5 324.7 709.7 0.02 TRP 94 17011 -86.5 -89.8 55 3.3 -86.5 10 13 367.0 367.0 300.0 367.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 535.35 mb = 5372.23 m = 17625.21 ft Wetbulb zero: 631.02 mb = 4029.93 m = 13221.39 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 63.36 % Est. max temperature: 34.40 C = 93.92 F Sfc-Lift cond lev (LCL): 942.29 mb = 625.35 m = 2051.65 ft T: 26.22 C 700-500 lapse rate: 4.27 C/km ThetaE index: 10.31 C Layer 925.0- 850.0 mb Conv cond level (CCL): 827.43 mb = 1757.17 m = 5764.92 ft Mean mixing ratio: 16.39 g/kg Conv temperature: 35.09 C = 95.15 F Cap Strength: 2.57 C Lifted Index: -0.13 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.63 C Lifted Index @700 mb: -1.73 C Showalter Index: 1.28 C Risk: Showers probable Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 18.30 C K Index: 36.60 Risk: > 80 % chance of thunderstorms Sweat Index: 265.40 Risk: None Energy Index: -3.24 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 550.27 J/kg Max Up Vert Vel: 33.17 m/s Conv Inhibition (B-): 66.21 J/kg Cap Strength: 2.57 C Lift Cond Lev (LCL): 874.63 mb = 1278.86 m = 4195.70 ft Lev Free Conv (LFC): 789.63 mb = 2155.31 m = 7071.14 ft Equ Level (EL): 189.63 mb = 12866.96 m = 42213.91 ft B at Equ Level: 544.00 J/kg Max Parcel Lev (MPL): 99.63 mb = 16690.27 m = 54757.44 ft Wind level data Storm motion: 119 at 15 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 1004 60 0 0 -0.0 -0.0 | 299 15 13.2 -7.4 1 1000 97 0 0 -0.0 -0.0 | 299 15 13.2 -7.4 2 977 305 85 14 -13.9 -1.2 | 5 9 -0.8 -8.6 3 944 610 85 15 -14.9 -1.3 | 11 9 -1.7 -8.7 4 925 790 90 15 -15.0 0.0 | 14 8 -1.8 -7.4 5 912 914 90 16 -16.0 0.0 | 21 8 -2.8 -7.4 6 850 1524 85 21 -20.9 -1.8 | 40 12 -7.7 -9.2 7 850 1528 85 21 -20.9 -1.8 | 40 12 -7.7 -9.2 8 791 2134 80 19 -18.7 -3.3 | 27 12 -5.5 -10.7 9 763 2438 75 17 -16.4 -4.4 | 15 12 -3.2 -11.8 10 710 3048 85 11 -11.0 -1.0 | 345 9 2.2 -8.4 11 700 3172 70 15 -14.1 -5.1 | 4 13 -0.9 -12.5 12 685 3353 65 15 -13.6 -6.3 | 2 14 -0.4 -13.7 13 612 4267 80 21 -20.7 -3.6 | 34 13 -7.5 -11.0 14 589 4572 75 22 -21.3 -5.7 | 32 15 -8.1 -13.1 15 527 5486 115 36 -32.6 15.2 | 112 21 -19.4 7.8 16 500 5910 110 29 -27.3 9.9 | 100 14 -14.1 2.5 17 488 6096 110 31 -29.1 10.6 | 101 16 -15.9 3.2 18 469 6401 120 31 -26.8 15.5 | 121 16 -13.7 8.1 19 401 7620 90 22 -22.0 0.0 | 50 12 -8.8 -7.4 20 400 7630 95 22 -21.9 1.9 | 58 10 -8.7 -5.5 21 384 7925 85 18 -17.9 -1.6 | 28 10 -4.7 -9.0 22 369 8230 95 19 -18.9 1.7 | 45 8 -5.7 -5.7 23 354 8534 90 26 -26.0 0.0 | 60 15 -12.8 -7.4 24 339 8839 110 32 -30.1 10.9 | 102 17 -16.9 3.5 25 300 9750 110 12 -11.3 4.1 | 330 4 1.9 -3.3 26 300 9754 110 12 -11.3 4.1 | 330 4 1.9 -3.3 27 287 10058 125 14 -11.5 8.0 | 250 2 1.7 0.6 28 275 10363 115 13 -11.8 5.5 | 323 2 1.4 -1.9 29 263 10668 125 18 -14.7 10.3 | 152 3 -1.5 2.9 30 250 11040 120 23 -19.9 11.5 | 121 8 -6.7 4.1 31 201 12497 130 25 -19.2 16.1 | 146 11 -6.0 8.7 32 200 12530 135 25 -17.7 17.7 | 156 11 -4.5 10.3 33 158 14021 115 6 -5.4 2.5 | 302 9 7.8 -4.9 34 150 14330 150 8 -4.0 6.9 | 273 9 9.2 -0.5 35 135 14935 175 12 -1.0 12.0 | 249 13 12.1 4.6 36 115 15850 120 12 -10.4 6.0 | 297 3 2.8 -1.4 37 104 16459 55 10 -8.2 -5.7 | 339 14 5.0 -13.1 38 100 16670 350 13 2.3 -12.8 | 323 25 15.5 -20.2 39 98 16764 350 13 2.3 -12.8 | 323 25 15.5 -20.2 40 94 17011 10 13 -2.3 -12.8 | 332 23 10.9 -20.2 41 88 17374 35 14 -8.0 -11.5 | 345 20 5.2 -18.9 42 84 17678 60 22 -19.1 -11.0 | 18 19 -5.9 -18.4 43 79 17983 105 11 -10.6 2.8 | 331 5 2.6 -4.6 44 75 18288 245 12 10.9 5.1 | 276 24 24.1 -2.3 45 71 18593 275 19 18.9 -1.7 | 286 33 32.1 -9.1 46 70 18690 275 16 15.9 -1.4 | 287 30 29.1 -8.8 47 64 19202 285 13 12.6 -3.4 | 293 28 25.8 -10.8 48 61 19507 270 10 10.0 -0.0 | 288 24 23.2 -7.4 49 58 19812 265 21 20.9 1.8 | 279 35 34.1 -5.6 50 52 20422 290 27 25.4 -9.2 | 293 42 38.6 -16.6 51 50 20680 270 33 33.0 -0.0 | 279 47 46.2 -7.4 52 50 20726 275 35 34.9 -3.1 | 282 49 48.1 -10.5 53 47 21031 260 32 31.5 5.6 | 272 45 44.7 -1.8 54 43 21641 260 22 21.7 3.8 | 276 35 34.9 -3.6 55 39 22250 220 18 11.6 13.8 | 256 26 24.8 6.4 56 37 22555 235 19 15.6 10.9 | 263 29 28.8 3.5 57 35 22860 215 15 8.6 12.3 | 257 22 21.8 4.9 58 32 23470 255 11 10.6 2.8 | 281 24 23.8 -4.6 59 30 23790 275 14 13.9 -1.2 | 288 28 27.1 -8.6 60 29 24079 275 14 13.9 -1.2 | 288 28 27.1 -8.6 61 27 24384 280 13 12.8 -2.3 | 290 28 26.0 -9.7 62 25 24994 10 18 -3.1 -17.7 | 338 27 10.1 -25.1 63 24 25298 75 25 -24.1 -6.5 | 38 18 -11.0 -13.9 64 23 25603 85 40 -39.8 -3.5 | 68 29 -26.7 -10.9 65 21 26213 115 33 -29.9 13.9 | 111 18 -16.7 6.5 66 20 26390 75 36 -34.8 -9.3 | 52 27 -21.6 -16.7 67 18 26822 80 35 -34.5 -6.1 | 58 25 -21.3 -13.5 68 16 27127 95 48 -47.8 4.2 | 85 35 -34.6 -3.2 69 14 27737 90 56 -56.0 0.0 | 80 43 -42.8 -7.4 Wind Parameters Mean winds (0-6000m): 89.3 at 20.2 knts Storm direction: 119.3 at 15.1 knts Shear (0-3000m) pos: 2.3 neg: 0.6 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 48.5 deg Storm rel helicity (0-3000m) pos: 65.2 neg: -28.7 tot: 36.6 m^2/s^2 ave: 12.2 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 1.9 10^-3/s Energy-Hel index: 0.22 Bulk Rich Number: 42.11 Bulk Shear: 13.07 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 85 10 340 9| 15.3 0.0 15.3| 54.5 0.0 54.5 109.0 0.87| 19.0 16.6 1000 87 13 358 8| 8.8 0.0 8.8| 59.7 0.0 59.7 59.7 0.85| 11.2 9.5 1500 87 15 13 8| 5.9 1.4 7.2| 65.2 0.0 65.2 43.5 0.80| 8.9 7.1 2000 86 16 20 9| 4.4 0.9 5.3| 65.2 -7.0 58.3 29.1 0.66| 7.2 4.7 2500 84 17 20 10| 3.5 0.8 4.3| 65.2 -18.5 46.7 18.7 0.46| 6.6 3.0 3000 83 16 17 10| 2.3 0.6 2.9| 65.2 -28.7 36.6 12.2 0.29| 6.3 1.9 4000 80 16 15 11| 2.2 1.1 3.3| 93.3 -29.7 63.6 15.9 0.39| 6.2 2.5 5000 81 18 23 11| 2.9 1.0 3.9|149.4 -31.7 117.7 23.5 0.50| 6.6 3.3 6000 89 20 42 10| 3.1 1.1 4.2|203.9 -44.7 159.2 26.5 0.49| 7.2 3.5 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250419.00.gif