UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 16 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 1005 60 25.4 22.5 84 2.9 23.3 0 0 298.1 301.3 296.3 348.5 17.32 1 1000 103 26.6 23.1 81 3.5 24.0 0 0 299.8 303.0 297.2 352.7 18.07 2 999 112 27.0 23.3 80 3.7 24.3 4 1 300.2 303.6 297.5 354.0 18.32 3 987 220 27.2 21.2 70 6.0 22.9 49 10 301.5 304.5 296.5 349.4 16.26 4 975 329 27.4 19.4 62 8.0 21.8 84 17 302.7 305.4 295.8 346.2 14.70 5 925 796 24.2 17.2 65 7.0 19.4 75 23 304.1 306.5 295.3 344.1 13.47 6 850 1531 19.2 15.1 77 4.1 16.4 80 19 306.3 308.6 295.4 344.7 12.80 7 818 1860 17.0 12.5 75 4.5 14.0 83 20 307.3 309.4 294.6 341.1 11.21 8 778 2287 15.6 3.6 45 12.0 8.7 85 19 310.2 311.4 291.7 330.0 6.38 9 755 2541 13.6 10.4 81 3.2 11.6 87 18 310.7 312.7 295.1 343.1 10.55 10 750 2597 13.8 5.8 58 8.0 9.0 88 18 311.6 313.0 293.2 335.5 7.73 11 733 2790 13.2 0.2 41 13.0 6.1 90 18 313.0 314.0 291.6 329.6 5.30 12 722 2917 12.4 -2.6 35 15.0 4.6 88 19 313.4 314.3 290.9 327.3 4.37 13 700 3176 10.6 1.6 54 9.0 5.6 85 21 314.2 315.4 292.7 333.6 6.15 14 686 3344 9.8 2.8 62 7.0 5.8 80 19 315.2 316.5 293.5 336.7 6.84 15 671 3528 9.0 -2.0 46 11.0 3.2 74 17 316.3 317.2 292.3 332.0 4.92 16 651 3778 7.0 4.4 83 2.6 5.5 73 16 316.7 318.3 294.8 342.2 8.09 17 603 4406 3.8 -3.2 60 7.0 0.2 89 18 320.1 321.0 293.4 336.3 5.01 18 588 4611 2.4 0.2 85 2.2 1.2 96 17 320.7 322.0 294.8 342.0 6.62 19 574 4805 1.2 -1.4 83 2.6 -0.2 102 17 321.6 322.7 294.6 341.1 6.03 20 555 5076 0.2 -4.8 69 5.0 -2.3 111 16 323.5 324.4 294.1 339.3 4.83 21 543 5252 -0.7 -3.0 84 2.3 -1.9 111 17 324.4 325.6 295.0 343.0 5.66 22 500 5910 -2.7 -9.7 59 7.0 -5.9 95 20 329.7 330.5 294.8 342.2 3.66 23 496 5974 -2.9 -10.9 54 8.0 -6.5 97 20 330.3 330.9 294.7 341.7 3.36 24 479 6250 -3.7 -16.7 36 13.0 -8.7 95 19 332.6 333.0 294.4 340.2 2.16 25 431 7075 -9.1 -15.1 62 6.0 -11.5 108 15 335.9 336.5 295.6 345.6 2.75 26 415 7368 -10.1 -33.1 13 23.0 -15.7 96 16 338.3 338.4 294.4 340.4 0.57 27 402 7612 -12.3 -37.3 10 25.0 -17.6 85 16 338.5 338.6 294.3 340.0 0.39 28 400 7650 -12.7 -37.7 10 25.0 -17.9 85 17 338.5 338.6 294.3 339.9 0.37 29 364 8361 -18.9 -35.9 21 17.0 -22.2 103 24 339.5 339.6 294.6 341.3 0.49 30 358 8484 -19.5 -25.5 59 6.0 -21.1 111 24 340.3 340.5 295.6 345.2 1.34 31 335 8974 -23.7 -29.7 58 6.0 -25.0 117 25 341.1 341.3 295.4 344.7 0.97 32 331 9061 -24.1 -38.1 26 14.0 -26.4 118 24 341.7 341.8 295.1 343.4 0.43 33 326 9172 -25.1 -29.9 64 4.8 -26.1 120 24 341.8 342.0 295.6 345.5 0.98 34 319 9329 -26.5 -30.3 70 3.8 -27.3 123 22 342.0 342.2 295.7 345.6 0.96 35 312 9489 -27.5 -36.5 42 9.0 -29.0 126 21 342.8 342.9 295.5 344.9 0.54 36 300 9770 -29.9 -34.5 64 4.6 -30.7 130 19 343.2 343.4 295.7 345.9 0.68 37 297 9841 -30.3 -33.8 71 3.5 -30.9 125 19 343.7 343.8 295.8 346.5 0.74 38 269 10536 -35.9 -38.7 75 2.8 -36.2 118 15 345.4 345.5 296.0 347.3 0.50 39 250 11040 -40.1 -44.9 60 4.8 -40.5 120 16 346.4 346.5 296.1 347.6 0.28 40 243 11233 -41.3 -47.3 52 6.0 -41.8 120 17 347.5 347.5 296.3 348.4 0.22 41 229 11631 -44.5 -48.9 61 4.4 -44.8 120 19 348.5 348.6 296.5 349.4 0.20 42 224 11778 -45.5 -66.5 8 21.0 -46.2 120 19 349.2 349.2 296.5 349.3 0.02 43 200 12520 -52.1 -66.1 17 14.0 -52.4 120 20 350.3 350.3 296.7 350.4 0.03 44 168 13625 -61.9 -70.9 29 9.0 -62.0 100 22 351.9 351.9 297.0 351.9 0.02 45 155 14120 -65.1 -69.2 57 4.1 -65.1 90 17 354.6 354.6 297.6 354.7 0.02 46 150 14320 -66.1 -74.1 32 8.0 -66.2 85 14 356.2 356.2 298.0 356.3 0.01 47 143 14607 -67.9 -81.9 12 14.0 -67.9 88 15 358.0 358.0 298.3 358.0 0.00 48 101 16615 -82.5 -88.5 35 6.0 -82.5 290 3 367.3 367.3 300.1 367.3 0.00 49 100 16670 -82.3 -88.3 35 6.0 -82.3 345 4 368.7 368.7 300.4 368.7 0.00 50 91 17203 -77.9 -87.9 18 10.0 -77.9 2 2 387.5 387.5 303.4 387.5 0.00 51 71 18601 -83.3 -90.3 28 7.0 -83.3 269 24 404.5 404.5 305.8 404.5 0.00 52 70 18680 -82.7 -90.7 24 8.0 -82.7 255 17 407.5 407.5 306.2 407.5 0.00 53 68 18843 -81.3 -92.3 14 11.0 -81.3 267 19 413.9 413.9 307.0 413.9 0.00 54 66 19016 -71.7 -89.7 5 18.0 -71.8 261 17 438.3 438.3 309.7 438.3 0.00 55 64 19200 -68.3 -91.3 2 23.0 -68.5 250 15 449.6 449.6 310.8 449.6 0.00 56 61 19490 -68.1 -90.1 3 22.0 -68.2 245 24 456.3 456.3 311.4 456.3 0.00 57 53 20331 -71.3 -90.3 4 19.0 -71.4 231 25 467.6 467.6 312.4 467.6 0.00 58 50 20680 -67.7 -89.7 3 22.0 -67.9 285 20 484.0 484.0 313.8 484.0 0.00 59 43 21580 -70.5 -90.5 4 20.0 -70.6 287 22 498.4 498.4 314.8 498.4 0.00 60 31 23575 -59.1 -88.1 1 29.0 -60.1 282 11 578.1 578.1 319.6 578.1 0.01 61 30 23780 -60.1 -88.1 1 28.0 -61.0 285 7 580.8 580.8 319.7 580.8 0.01 62 25 24912 -62.9 -89.9 1 27.0 -63.7 299 10 603.8 603.8 320.8 603.9 0.00 63 21 26015 -52.3 -85.3 1 33.0 -55.1 97 28 666.7 666.7 323.3 666.8 0.01 64 20 26330 -53.5 -84.5 1 31.0 -56.1 95 37 672.4 672.4 323.5 672.5 0.02 65 17 27378 -52.3 -84.3 1 32.0 -55.5 99 39 708.3 708.3 324.7 708.4 0.02 TRP 101 16615 -82.5 -88.5 35 6.0 -82.5 290 3 367.3 367.3 300.1 367.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5807.00 m Freezing level: 552.33 mb = 5115.35 m = 16782.43 ft Wetbulb zero: 576.14 mb = 4775.32 m = 15666.87 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 66.88 % Est. max temperature: 33.40 C = 92.11 F Sfc-Lift cond lev (LCL): 963.82 mb = 431.13 m = 1414.45 ft T: 26.70 C 700-500 lapse rate: 4.86 C/km ThetaE index: 15.77 C Layer 750.0- 700.0 mb Conv cond level (CCL): 792.38 mb = 2130.75 m = 6990.58 ft Mean mixing ratio: 14.68 g/kg Conv temperature: 36.46 C = 97.62 F Cap Strength: 2.76 C Lifted Index: 1.56 C Risk: Showers probable Lifted Index @300 mb: 0.43 C Lifted Index @700 mb: 1.03 C Showalter Index: 2.20 C Risk: Showers probable Total Totals Index: 39.70 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 17.80 C K Index: 28.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 239.20 Risk: None Energy Index: -0.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.15 J/kg Max Up Vert Vel: 6.66 m/s Conv Inhibition (B-): 173.60 J/kg Cap Strength: 2.76 C Lift Cond Lev (LCL): 865.89 mb = 1370.06 m = 4494.88 ft Lev Free Conv (LFC): 590.89 mb = 4570.79 m = 14995.83 ft Equ Level (EL): 540.89 mb = 5282.88 m = 17332.08 ft B at Equ Level: 21.73 J/kg Max Parcel Lev (MPL): 490.89 mb = 6055.67 m = 19867.43 ft Wind level data Storm motion: 117 at 14 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 1005 60 0 0 -0.0 -0.0 | 297 14 12.4 -6.2 1 1000 103 0 0 -0.0 -0.0 | 297 14 12.4 -6.2 2 978 305 85 17 -16.9 -1.5 | 30 9 -4.5 -7.7 3 945 610 75 23 -22.2 -6.0 | 39 16 -9.8 -12.2 4 925 796 75 23 -22.2 -6.0 | 39 16 -9.8 -12.2 5 912 914 75 23 -22.2 -6.0 | 39 16 -9.8 -12.2 6 850 1531 80 19 -18.7 -3.3 | 33 11 -6.3 -9.5 7 792 2134 85 20 -19.9 -1.7 | 43 11 -7.5 -8.0 8 764 2438 85 18 -17.9 -1.6 | 35 10 -5.5 -7.8 9 737 2743 90 18 -18.0 0.0 | 42 8 -5.6 -6.2 10 700 3176 85 21 -20.9 -1.8 | 47 12 -8.5 -8.0 11 660 3658 70 16 -15.0 -5.5 | 13 12 -2.6 -11.7 12 612 4267 85 18 -17.9 -1.6 | 35 10 -5.5 -7.8 13 547 5182 115 16 -14.5 6.8 | 105 2 -2.1 0.6 14 527 5486 95 20 -19.9 1.7 | 59 9 -7.5 -4.5 15 507 5791 105 21 -20.3 5.4 | 84 8 -7.9 -0.8 16 500 5910 95 20 -19.9 1.7 | 59 9 -7.5 -4.5 17 488 6096 100 20 -19.7 3.5 | 69 8 -7.3 -2.7 18 452 6706 80 14 -13.8 -2.4 | 9 9 -1.4 -8.6 19 434 7010 110 15 -14.1 5.1 | 57 2 -1.7 -1.1 20 402 7620 85 16 -15.9 -1.4 | 25 8 -3.5 -7.6 21 400 7650 85 17 -16.9 -1.5 | 30 9 -4.5 -7.7 22 385 7925 80 20 -19.7 -3.5 | 37 12 -7.3 -9.7 23 370 8230 95 24 -23.9 2.1 | 70 12 -11.5 -4.1 24 355 8534 115 24 -21.8 10.1 | 113 10 -9.3 3.9 25 340 8839 115 26 -23.6 11.0 | 113 12 -11.1 4.8 26 301 9754 130 19 -14.6 12.2 | 161 6 -2.1 6.0 27 300 9770 130 19 -14.6 12.2 | 161 6 -2.1 6.0 28 288 10058 110 20 -18.8 6.8 | 96 6 -6.4 0.6 29 264 10668 120 13 -11.3 6.5 | 256 1 1.2 0.3 30 250 11040 120 16 -13.9 8.0 | 142 2 -1.4 1.8 31 210 12192 120 21 -18.2 10.5 | 127 7 -5.8 4.3 32 200 12520 120 20 -17.3 10.0 | 128 6 -4.9 3.8 33 173 13411 100 21 -20.7 3.6 | 73 9 -8.2 -2.6 34 165 13716 100 23 -22.7 4.0 | 78 10 -10.2 -2.2 35 150 14320 85 14 -13.9 -1.2 | 12 8 -1.5 -7.4 36 150 14326 115 21 -19.0 8.9 | 112 7 -6.6 2.7 37 142 14630 85 14 -13.9 -1.2 | 12 8 -1.5 -7.4 38 109 16154 330 2 1.0 -1.7 | 301 16 13.4 -7.9 39 101 16615 290 3 2.8 -1.0 | 295 17 15.3 -7.2 40 100 16670 345 4 1.0 -3.9 | 307 17 13.5 -10.1 41 93 17069 325 3 1.7 -2.5 | 301 17 14.2 -8.7 42 88 17374 50 1 -0.8 -0.6 | 300 14 11.7 -6.8 43 75 18288 255 18 17.4 4.7 | 273 30 29.8 -1.5 44 71 18593 270 25 25.0 -0.0 | 279 38 37.4 -6.2 45 70 18680 255 17 16.4 4.4 | 274 29 28.9 -1.8 46 67 18898 270 19 19.0 -0.0 | 281 32 31.4 -6.2 47 64 19202 250 15 14.1 5.1 | 272 27 26.5 -1.1 48 58 19812 240 33 28.6 16.5 | 256 42 41.0 10.3 49 52 20422 230 24 18.4 15.4 | 253 32 30.8 9.2 50 50 20680 285 20 19.3 -5.2 | 290 34 31.8 -11.4 51 50 20726 270 15 15.0 -0.0 | 283 28 27.4 -6.2 52 47 21031 280 18 17.7 -3.1 | 287 32 30.2 -9.3 53 39 22250 295 27 24.5 -11.4 | 296 41 36.9 -17.6 54 33 23165 275 18 17.9 -1.6 | 284 31 30.4 -7.8 55 30 23780 285 7 6.8 -1.8 | 293 21 19.2 -8.0 56 25 24994 300 10 8.7 -5.0 | 298 24 21.1 -11.2 57 24 25298 190 1 0.2 1.0 | 293 14 12.6 -5.2 58 22 25603 100 15 -14.8 2.6 | 33 4 -2.3 -3.6 59 21 25908 105 21 -20.3 5.4 | 84 8 -7.9 -0.8 60 20 26213 85 39 -38.9 -3.4 | 70 28 -26.4 -9.6 61 20 26330 95 37 -36.9 3.2 | 83 25 -24.4 -3.0 62 19 26518 85 35 -34.9 -3.1 | 68 24 -22.4 -9.3 63 16 27127 105 41 -39.6 10.6 | 99 28 -27.2 4.4 64 15 27432 90 59 -59.0 0.0 | 82 47 -46.6 -6.2 Wind Parameters Mean winds (0-6000m): 86.5 at 18.5 knts Storm direction: 116.5 at 13.9 knts Shear (0-3000m) pos: 3.1 neg: 0.4 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 109.3 deg Storm rel helicity (0-3000m) pos: 78.8 neg: -7.3 tot: 71.5 m^2/s^2 ave: 23.8 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.82 Bulk Shear: 3.81 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 81 13 5 8| 22.7 0.0 22.7| 69.6 0.0 69.6 139.2 0.84| 27.4 23.0 1000 77 18 27 11| 11.3 0.1 11.4| 69.9 -0.8 69.1 69.1 0.77| 14.9 11.4 1500 78 19 30 12| 6.5 0.1 6.6| 69.9 -4.0 65.9 44.0 0.66| 11.1 7.3 2000 79 19 32 12| 5.1 0.0 5.2| 74.6 -4.0 70.6 35.3 0.67| 8.7 5.9 2500 80 19 34 11| 3.7 0.0 3.7| 75.8 -7.3 68.5 27.4 0.61| 7.5 4.5 3000 82 19 35 11| 3.1 0.4 3.5| 78.8 -7.3 71.5 23.8 0.59| 6.8 4.0 4000 81 19 33 11| 2.4 0.6 3.0| 87.1 -28.7 58.5 14.6 0.38| 6.5 2.5 5000 83 18 35 10| 2.0 0.5 2.5| 97.5 -28.7 68.8 13.8 0.41| 6.2 2.6 6000 87 19 40 10| 1.7 0.7 2.4|106.0 -38.5 67.5 11.2 0.32| 6.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250416.00.gif