UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 17 OCT 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 1006 60 28.8 22.8 70 6.0 24.4 100 5 301.4 304.7 297.4 353.4 17.63 1 1000 116 27.6 21.6 70 6.0 23.3 100 5 300.8 303.8 296.4 349.1 16.46 2 957 504 23.6 20.1 81 3.5 21.1 62 17 300.5 303.4 295.8 346.4 15.66 3 944 625 24.2 14.2 54 10.0 17.6 60 18 302.3 304.3 292.9 334.4 10.84 4 925 803 22.8 17.8 73 5.0 19.4 65 14 302.6 305.2 295.3 344.0 14.00 5 919 860 22.6 18.0 75 4.6 19.4 65 14 303.0 305.6 295.6 345.3 14.27 6 850 1536 20.0 10.0 53 10.0 13.7 115 16 307.1 308.8 293.0 334.7 9.11 7 847 1566 19.8 10.8 56 9.0 14.0 116 17 307.2 309.0 293.4 336.4 9.65 8 772 2357 14.4 3.4 48 11.0 8.1 101 20 309.6 310.8 291.5 329.2 6.34 9 760 2490 14.0 -1.0 36 15.0 6.1 101 20 310.6 311.5 290.3 325.2 4.68 10 750 2601 13.2 -1.8 35 15.0 5.4 103 19 310.9 311.8 290.2 324.9 4.47 11 730 2828 11.4 3.4 58 8.0 6.8 98 17 311.3 312.6 292.3 332.2 6.71 12 719 2955 11.0 3.0 58 8.0 6.5 88 16 312.3 313.5 292.5 332.9 6.62 13 700 3178 10.4 -7.6 27 18.0 2.0 75 12 314.0 314.6 289.9 323.9 3.08 14 699 3190 10.4 -9.6 23 20.0 1.5 75 12 314.1 314.6 289.6 322.7 2.64 15 647 3830 6.6 -26.4 7 33.0 -3.6 98 7 316.8 317.0 288.5 319.2 0.68 16 639 3932 6.4 -11.6 26 18.0 -1.3 103 6 317.8 318.2 290.5 325.9 2.46 17 629 4061 5.4 -5.6 45 11.0 0.0 94 7 318.0 318.8 292.0 331.0 4.00 18 578 4746 -0.3 -2.6 84 2.3 -1.5 75 20 319.2 320.2 293.5 336.8 5.47 19 558 5028 -1.7 -5.4 76 3.7 -3.5 70 22 320.7 321.6 293.2 335.7 4.59 20 551 5129 -1.1 -17.1 28 16.0 -7.0 70 20 322.6 323.0 291.4 328.8 1.82 21 540 5290 -1.9 -24.9 15 23.0 -8.9 70 18 323.5 323.7 290.8 326.8 0.94 22 534 5379 -1.7 -30.7 9 29.0 -9.5 70 17 324.8 324.9 290.8 326.8 0.55 23 500 5900 -5.1 -27.1 16 22.0 -11.3 75 15 326.8 327.0 291.6 329.8 0.83 24 451 6699 -9.5 -44.5 4 35.0 -15.7 90 13 331.1 331.1 292.2 331.7 0.16 25 400 7610 -15.7 -43.7 7 28.0 -20.3 70 14 334.6 334.6 293.2 335.4 0.20 26 344 8728 -23.3 -44.3 13 21.0 -26.2 61 18 339.0 339.1 294.3 339.9 0.22 27 300 9710 -32.1 -43.1 33 11.0 -33.3 25 21 340.1 340.2 294.6 341.3 0.28 28 296 9805 -33.1 -42.1 40 9.0 -34.1 21 22 340.0 340.1 294.6 341.3 0.32 29 293 9876 -33.3 -48.3 21 15.0 -34.7 18 22 340.7 340.8 294.7 341.4 0.16 30 250 10970 -43.1 -57.1 20 14.0 -43.7 5 26 342.0 342.0 294.8 342.3 0.07 31 241 11217 -45.3 -56.3 28 11.0 -45.8 7 27 342.3 342.3 295.0 342.6 0.08 32 217 11911 -50.1 -66.1 14 16.0 -50.5 11 31 345.3 345.3 295.6 345.4 0.02 33 207 12218 -52.7 -65.7 19 13.0 -53.0 13 33 345.9 345.9 295.7 346.0 0.03 34 204 12312 -53.5 -60.5 42 7.0 -53.7 14 33 346.1 346.1 295.8 346.3 0.05 35 201 12408 -53.7 -74.7 6 21.0 -54.0 15 34 347.2 347.2 296.0 347.3 0.01 36 200 12440 -53.9 -73.9 7 20.0 -54.2 15 34 347.4 347.4 296.1 347.4 0.01 37 160 13838 -64.7 -75.7 21 11.0 -64.8 357 14 352.1 352.1 297.1 352.1 0.01 38 150 14230 -66.3 -78.3 17 12.0 -66.4 350 7 355.9 355.9 297.9 355.9 0.01 39 115 15789 -77.9 -80.6 65 2.7 -77.9 291 20 362.4 362.4 299.2 362.5 0.01 40 106 16251 -80.5 -85.2 45 4.7 -80.5 255 5 366.0 366.0 299.8 366.1 0.00 41 100 16580 -78.9 -84.9 37 6.0 -78.9 235 13 375.3 375.3 301.5 375.3 0.00 42 86 17448 -75.3 -86.3 16 11.0 -75.3 211 12 399.1 399.1 305.1 399.1 0.00 43 77 18086 -77.3 -87.3 19 10.0 -77.3 320 19 407.7 407.7 306.2 407.8 0.00 44 70 18640 -72.7 -88.7 7 16.0 -72.8 340 4 428.9 428.9 308.7 428.9 0.00 45 65 19081 -67.5 -88.5 4 21.0 -67.7 319 9 449.4 449.4 310.8 449.4 0.00 46 55 20080 -70.3 -90.3 4 20.0 -70.4 261 17 465.0 465.0 312.2 465.0 0.00 47 50 20650 -67.5 -90.5 2 23.0 -67.7 65 33 484.4 484.4 313.8 484.4 0.00 48 48 20896 -66.5 -89.5 3 23.0 -66.8 59 32 492.5 492.5 314.4 492.5 0.00 49 44 21418 -69.9 -90.9 3 21.0 -70.1 101 27 496.6 496.6 314.7 496.6 0.00 50 37 22462 -64.3 -90.3 2 26.0 -64.7 92 41 536.2 536.2 317.3 536.2 0.00 51 33 23161 -64.3 -90.3 2 26.0 -64.8 96 52 554.0 554.0 318.3 554.1 0.00 52 31 23546 -60.5 -88.5 1 28.0 -61.3 99 57 574.3 574.3 319.4 574.3 0.00 53 30 23750 -61.5 -88.5 2 27.0 -62.3 100 60 577.0 577.0 319.5 577.0 0.01 54 27 24403 -62.3 -89.3 2 27.0 -63.1 102 62 592.4 592.4 320.3 592.4 0.00 55 23 25403 -59.3 -87.3 1 28.0 -60.6 93 63 629.0 629.0 321.9 629.1 0.01 56 22 25681 -59.9 -87.9 1 28.0 -61.1 90 64 635.3 635.3 322.1 635.3 0.01 57 20 26280 -58.1 -88.1 1 30.0 -59.7 85 65 658.3 658.3 323.0 658.4 0.01 58 18 26954 -51.1 -84.1 1 33.0 -54.5 79 67 700.6 700.6 324.4 700.7 0.02 59 17 27327 -50.4 -83.4 1 33.0 -54.2 75 77 714.3 714.3 324.9 714.5 0.02 60 16 27723 -49.7 -82.7 1 33.0 -53.8 75 77 729.1 729.1 325.3 729.3 0.03 TRP 106 16251 -80.5 -85.2 45 4.7 -80.5 255 5 366.0 366.0 299.8 366.1 0.00 WND 17 27327 -50.4 -83.4 1 33.0 -54.2 75 77 714.3 714.3 324.9 714.5 0.02 Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 580.68 mb = 4710.39 m = 15453.85 ft Wetbulb zero: 683.86 mb = 3371.24 m = 11060.35 ft Precipitable water: 1.47 inches Sfc-500 mean rel hum: 47.39 % Est. max temperature: 34.10 C = 93.38 F Sfc-Lift cond lev (LCL): 922.46 mb = 826.97 m = 2713.13 ft T: 22.72 C 700-500 lapse rate: 5.69 C/km ThetaE index: 19.00 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 794.41 mb = 2113.19 m = 6932.95 ft Mean mixing ratio: 14.60 g/kg Conv temperature: 36.28 C = 97.30 F Cap Strength: 3.57 C Lifted Index: -0.20 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.77 C Lifted Index @700 mb: 1.30 C Showalter Index: 3.96 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 15.10 C K Index: 17.10 Risk: < 20 % chance of thunderstorms Sweat Index: 167.00 Risk: None Energy Index: -0.81 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 121.67 J/kg Max Up Vert Vel: 15.60 m/s Conv Inhibition (B-): 207.71 J/kg Cap Strength: 3.55 C Lift Cond Lev (LCL): 880.93 mb = 1226.25 m = 4023.10 ft Lev Free Conv (LFC): 615.93 mb = 4231.52 m = 13882.77 ft Equ Level (EL): 525.93 mb = 5499.37 m = 18042.34 ft B at Equ Level: 50.20 J/kg Max Parcel Lev (MPL): 175.93 mb = 13242.99 m = 43447.62 ft Wind level data Storm motion: 114 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 1006 60 100 5 -4.9 0.9 | 304 7 5.7 -3.8 1 1000 116 100 5 -4.9 0.9 | 304 7 5.7 -3.8 2 979 305 65 16 -14.5 -6.8 | 19 12 -3.9 -11.4 3 946 610 60 18 -15.6 -9.0 | 20 15 -5.0 -13.7 4 925 803 65 14 -12.7 -5.9 | 11 11 -2.1 -10.6 5 913 914 65 14 -12.7 -5.9 | 11 11 -2.1 -10.6 6 851 1524 115 15 -13.6 6.3 | 119 3 -3.0 1.7 7 850 1536 115 16 -14.5 6.8 | 118 4 -3.9 2.1 8 821 1829 120 21 -18.2 10.5 | 127 10 -7.6 5.8 9 792 2134 105 21 -20.3 5.4 | 94 10 -9.7 0.8 10 764 2438 100 20 -19.7 3.5 | 82 9 -9.1 -1.2 11 737 2743 105 18 -17.4 4.7 | 90 7 -6.8 -0.0 12 711 3048 80 15 -14.8 -2.6 | 30 8 -4.2 -7.3 13 700 3178 75 12 -11.6 -3.1 | 7 8 -1.0 -7.8 14 685 3353 75 13 -12.6 -3.4 | 14 8 -2.0 -8.0 15 635 3962 105 5 -4.8 1.3 | 300 7 5.8 -3.4 16 612 4267 65 13 -11.8 -5.5 | 7 10 -1.2 -10.2 17 589 4572 80 16 -15.8 -2.8 | 35 9 -5.2 -7.5 18 567 4877 70 24 -22.6 -8.2 | 43 18 -12.0 -12.9 19 526 5486 70 15 -14.1 -5.1 | 20 10 -3.5 -9.8 20 507 5791 50 12 -9.2 -7.7 | 354 12 1.4 -12.4 21 500 5900 75 15 -14.5 -3.9 | 24 9 -3.9 -8.6 22 487 6096 90 17 -17.0 0.0 | 54 8 -6.4 -4.7 23 468 6401 100 19 -18.7 3.3 | 80 8 -8.1 -1.4 24 450 6706 90 13 -13.0 0.0 | 27 5 -2.4 -4.7 25 433 7010 105 10 -9.7 2.6 | 336 2 0.9 -2.1 26 400 7610 70 14 -13.2 -4.8 | 15 10 -2.6 -9.5 27 399 7620 70 14 -13.2 -4.8 | 15 10 -2.6 -9.5 28 383 7925 70 13 -12.2 -4.4 | 10 9 -1.6 -9.1 29 367 8230 85 19 -18.9 -1.7 | 53 10 -8.3 -6.3 30 338 8839 55 18 -14.7 -10.3 | 15 16 -4.2 -15.0 31 311 9449 60 15 -13.0 -7.5 | 11 12 -2.4 -12.2 32 300 9710 25 21 -8.9 -19.0 | 356 24 1.7 -23.7 33 285 10058 10 23 -4.0 -22.7 | 346 28 6.6 -27.3 34 261 10668 360 25 -0.0 -25.0 | 340 32 10.6 -29.7 35 250 10970 5 26 -2.3 -25.9 | 345 32 8.3 -30.6 36 200 12440 15 34 -8.8 -32.8 | 357 38 1.8 -37.5 37 198 12497 20 37 -12.7 -34.8 | 3 40 -2.1 -39.4 38 150 14230 350 7 1.2 -6.9 | 314 17 11.8 -11.6 39 148 14326 15 12 -3.1 -11.6 | 335 18 7.5 -16.3 40 140 14630 295 5 4.5 -2.1 | 294 17 15.1 -6.8 41 126 15240 295 11 10.0 -4.6 | 294 23 20.6 -9.3 42 120 15545 310 15 11.5 -9.6 | 303 26 22.1 -14.3 43 114 15850 285 22 21.3 -5.7 | 288 33 31.8 -10.4 44 106 16251 255 5 4.8 1.3 | 282 16 15.4 -3.4 45 102 16459 280 12 11.8 -2.1 | 287 23 22.4 -6.8 46 100 16580 235 13 10.6 7.5 | 263 21 21.2 2.8 47 97 16764 240 11 9.5 5.5 | 268 20 20.1 0.8 48 87 17374 165 11 -2.8 10.6 | 232 10 7.7 5.9 49 83 17678 345 13 3.4 -12.6 | 321 22 14.0 -17.2 50 78 17983 325 22 12.6 -18.0 | 314 32 23.2 -22.7 51 74 18288 310 12 9.2 -7.7 | 302 23 19.8 -12.4 52 71 18593 30 2 -1.0 -1.7 | 304 12 9.6 -6.4 53 70 18640 340 4 1.4 -3.8 | 305 15 12.0 -8.4 54 67 18898 340 4 1.4 -3.8 | 305 15 12.0 -8.4 55 64 19202 305 13 10.6 -7.5 | 300 24 21.2 -12.1 56 61 19507 285 25 24.1 -6.5 | 288 36 34.7 -11.1 57 55 20117 260 16 15.8 2.8 | 274 26 26.3 -1.9 58 52 20422 45 13 -9.2 -9.2 | 354 14 1.4 -13.9 59 50 20650 65 33 -29.9 -13.9 | 46 27 -19.3 -18.6 60 47 21031 55 32 -26.2 -18.4 | 34 28 -15.6 -23.0 61 45 21336 100 27 -26.6 4.7 | 90 16 -16.0 0.0 62 42 21641 105 28 -27.0 7.2 | 99 17 -16.5 2.6 63 40 21946 75 30 -29.0 -7.8 | 56 22 -18.4 -12.4 64 38 22250 90 38 -38.0 0.0 | 80 28 -27.4 -4.7 65 30 23750 100 60 -59.1 10.4 | 97 49 -48.5 5.7 66 28 24079 105 61 -58.9 15.8 | 103 50 -48.3 11.1 67 20 26280 85 65 -64.8 -5.7 | 79 55 -54.2 -10.3 68 18 26822 80 63 -62.0 -10.9 | 73 54 -51.5 -15.6 69 17 27327 75 77 -74.4 -19.9 | 69 68 -63.8 -24.6 70 15 27737 75 77 -74.4 -19.9 | 69 68 -63.8 -24.6 Wind Parameters Mean winds (0-6000m): 83.8 at 15.4 knts Storm direction: 113.8 at 11.6 knts Shear (0-3000m) pos: 2.7 neg: 3.7 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 84.0 deg Storm rel helicity (0-3000m) pos: 34.4 neg: -38.2 tot: -3.7 m^2/s^2 ave: -1.2 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 0.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 41.91 Bulk Shear: 2.90 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 67 13 9 10| 0.0 14.6 14.6| 16.0 0.0 16.0 32.0 0.62| 15.6 9.7 1000 66 14 13 11| 2.9 7.3 10.2| 20.9 -6.2 14.6 14.6 0.43| 11.3 4.8 1500 77 14 23 9| 5.4 4.9 10.2| 31.7 -6.2 25.5 17.0 0.54| 11.2 6.0 2000 90 16 47 7| 4.0 4.7 8.8| 33.0 -15.8 17.2 8.6 0.35| 10.5 3.7 2500 93 17 58 7| 3.2 3.9 7.2| 33.8 -23.8 9.9 4.0 0.26| 9.3 2.4 3000 94 17 60 7| 2.7 3.7 6.4| 34.4 -38.2 -3.7 -1.2 0.08| 9.3 0.8 4000 92 15 46 6| 2.6 2.8 5.4| 39.3 -54.0 -14.7 -3.7 -0.03| 8.9 -0.3 5000 87 15 41 7| 2.1 3.6 5.7| 64.5 -59.7 4.8 1.0 0.08| 9.4 0.8 6000 84 15 37 8| 2.1 2.6 4.6| 87.6 -87.2 0.4 0.1 0.07| 9.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251017.12.gif