UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 30 APR 25 Station: SBFN WMO ident: 82400 Latitude: -3.85 Longitude: -32.42 Elevation: 56.00 ------------------------------------------------------------------------------- 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 56 29.2 24.3 75 4.9 25.6 85 4 301.7 305.3 298.5 358.9 19.33 1 1000 122 27.6 23.3 77 4.3 24.5 110 12 300.8 304.1 297.6 354.5 18.30 2 938 687 22.2 21.9 98 0.3 22.0 105 16 300.8 304.1 297.4 353.5 17.91 3 925 809 21.2 20.9 98 0.3 21.0 105 15 301.0 304.1 296.9 351.1 17.06 4 850 1539 18.0 12.0 68 6.0 14.1 110 10 305.0 306.9 293.4 336.2 10.42 5 806 1993 17.0 2.0 36 15.0 8.7 155 8 308.6 309.6 290.5 325.6 5.49 6 738 2737 11.4 -4.6 32 16.0 3.6 204 11 310.4 311.1 289.3 322.0 3.68 7 700 3177 8.4 0.4 57 8.0 4.1 70 3 311.8 312.9 291.5 329.4 5.63 8 696 3224 8.2 0.2 57 8.0 3.9 68 3 312.1 313.1 291.6 329.6 5.58 9 686 3343 7.6 6.6 93 1.0 7.0 64 3 312.7 314.4 294.4 340.4 8.95 10 663 3624 6.6 -0.4 61 7.0 2.8 54 3 314.6 315.7 292.3 332.4 5.61 11 654 3736 7.0 -22.0 11 29.0 -2.9 50 2 316.3 316.5 288.6 319.8 1.00 12 649 3799 6.6 -7.4 36 14.0 0.1 48 2 316.6 317.2 291.0 327.5 3.38 13 644 3862 6.8 -8.2 33 15.0 -0.1 45 2 317.5 318.1 291.1 327.9 3.20 14 601 4426 3.2 -27.8 8 31.0 -5.9 49 4 319.7 319.8 289.3 322.0 0.65 15 584 4658 4.4 79 8 323.7 16 500 5900 -5.1 -38.1 5 33.0 -12.3 105 24 326.8 326.9 291.1 327.9 0.29 17 476 6284 -7.9 -35.9 9 28.0 -14.0 105 30 328.0 328.1 291.5 329.4 0.37 18 469 6399 -7.5 -47.5 2 40.0 -14.3 105 31 329.9 329.9 291.8 330.3 0.11 19 446 6789 -9.3 -51.3 2 42.0 -15.8 92 27 332.4 332.4 292.4 332.7 0.08 20 400 7620 -15.5 -42.5 8 27.0 -20.0 115 19 334.8 334.9 293.3 335.7 0.23 21 380 8005 -18.7 -44.7 8 26.0 -22.5 113 16 335.6 335.6 293.4 336.3 0.19 22 326 9133 -24.9 -54.9 4 30.0 -27.9 99 8 342.1 342.1 294.9 342.4 0.07 23 300 9730 -30.5 -61.5 3 31.0 -32.6 160 5 342.4 342.4 294.9 342.5 0.03 24 277 10288 -35.3 -51.3 18 16.0 -36.5 21 1 343.4 343.4 295.3 343.9 0.12 25 267 10542 -37.5 -64.5 4 27.0 -38.8 352 1 343.8 343.8 295.3 343.9 0.02 26 257 10803 -39.7 -52.7 24 13.0 -40.5 339 3 344.3 344.3 295.4 344.8 0.11 27 253 10909 -40.5 -58.5 13 18.0 -41.4 334 4 344.7 344.7 295.5 344.9 0.06 28 250 10990 -41.1 -52.1 30 11.0 -41.8 330 5 345.0 345.0 295.6 345.5 0.12 29 249 11017 -41.3 -49.3 42 8.0 -41.9 328 5 345.1 345.1 295.7 345.8 0.17 30 245 11128 -41.3 -70.3 3 29.0 -42.3 318 6 346.7 346.7 295.9 346.7 0.01 31 226 11674 -45.7 -68.7 6 23.0 -46.3 270 10 348.0 348.0 296.2 348.1 0.02 32 206 12287 -51.1 -57.1 49 6.0 -51.3 267 14 348.9 348.9 296.5 349.2 0.08 33 200 12480 -52.5 -60.5 37 8.0 -52.7 270 10 349.6 349.6 296.6 349.9 0.06 34 185 12977 -56.7 -63.7 41 7.0 -56.8 270 10 350.7 350.7 296.8 350.9 0.04 35 182 13080 -57.5 -69.5 20 12.0 -57.7 270 10 351.1 351.1 296.9 351.1 0.02 36 176 13290 -59.5 -63.7 58 4.2 -59.6 256 11 351.1 351.2 296.9 351.3 0.04 37 150 14270 -66.3 -76.3 23 10.0 -66.4 205 15 355.9 355.9 297.9 355.9 0.01 38 144 14517 -67.5 -79.5 17 12.0 -67.6 198 12 358.0 358.0 298.3 358.0 0.01 39 123 15450 -74.9 -83.9 23 9.0 -74.9 217 4 361.0 361.0 298.9 361.0 0.00 40 100 16640 -79.1 -88.1 21 9.0 -79.1 155 19 374.9 374.9 301.4 374.9 0.00 41 96 16872 -79.9 -88.9 21 9.0 -79.9 140 18 377.7 377.7 301.9 377.7 0.00 42 85 17571 -74.7 -89.7 8 15.0 -74.7 119 14 401.6 401.6 305.4 401.6 0.00 43 75 18294 -78.1 -90.1 13 12.0 -78.1 255 20 409.1 409.1 306.4 409.2 0.00 44 70 18690 -76.9 -90.9 9 14.0 -76.9 285 9 419.9 419.9 307.7 419.9 0.00 45 67 18943 -76.3 -91.3 8 15.0 -76.3 283 11 426.5 426.5 308.4 426.5 0.00 46 63 19303 -70.5 -90.5 4 20.0 -70.6 291 21 446.8 446.8 310.6 446.8 0.00 47 60 19592 -71.9 -90.9 4 19.0 -72.0 282 28 450.0 450.0 310.8 450.0 0.00 48 50 20680 -67.7 -91.7 2 24.0 -67.9 240 29 484.0 484.0 313.8 484.0 0.00 49 42 21727 -68.5 -91.5 2 23.0 -68.7 225 13 506.7 506.7 315.4 506.7 0.00 50 36 22668 -61.1 -91.1 1 30.0 -61.8 32 8 548.7 548.7 318.0 548.7 0.00 51 34 23021 -63.9 -91.9 1 28.0 -64.4 355 14 550.4 550.4 318.1 550.4 0.00 52 30 23790 -62.7 -92.7 1 30.0 -63.4 150 13 573.7 573.7 319.3 573.7 0.00 53 29 24000 -57.3 -92.3 0 35.0 -58.6 198 14 594.2 594.2 320.3 594.2 0.00 54 27 24450 -56.7 -89.7 1 33.0 -58.2 162 17 608.1 608.1 321.0 608.1 0.00 55 26 24689 -56.5 -90.5 1 34.0 -58.0 129 19 615.3 615.3 321.3 615.3 0.00 56 25 24939 -52.5 -89.5 0 37.0 -54.9 101 27 633.7 633.7 322.0 633.7 0.01 57 24 25202 -51.8 -88.3 0 36.5 -54.4 65 59 643.1 643.1 322.4 643.2 0.01 58 23 25477 -51.1 -87.1 1 36.0 -53.9 65 59 653.1 653.1 322.8 653.2 0.01 59 20 26380 -52.1 -88.1 1 36.0 -55.0 100 38 676.7 676.7 323.7 676.8 0.01 60 17 27438 -49.5 -87.5 0 38.0 -53.6 96 39 717.2 717.2 325.0 717.3 0.01 TRP 96 16872 -79.9 -88.9 21 9.0 -79.9 140 18 377.7 377.7 301.9 377.7 0.00 WND 24 25202 -51.8 -88.3 0 36.5 -54.4 65 59 643.1 643.1 322.4 643.2 0.01 Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 545.09 mb = 5233.48 m = 17170.00 ft Wetbulb zero: 658.52 mb = 3679.32 m = 12071.11 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 56.42 % Est. max temperature: 32.07 C = 89.73 F Sfc-Lift cond lev (LCL): 938.39 mb = 683.50 m = 2242.43 ft T: 22.23 C 700-500 lapse rate: 4.96 C/km ThetaE index: 36.87 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 930.28 mb = 759.29 m = 2491.07 ft Mean mixing ratio: 17.70 g/kg Conv temperature: 28.36 C = 83.06 F Cap Strength: 0.46 C Lifted Index: -3.24 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.77 C Lifted Index @700 mb: -3.05 C Showalter Index: 3.32 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 17.10 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.00 Risk: None Energy Index: -1.45 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1174.08 J/kg Max Up Vert Vel: 48.46 m/s Conv Inhibition (B-): 0.64 J/kg Cap Strength: 0.80 C Lift Cond Lev (LCL): 930.19 mb = 760.14 m = 2493.86 ft Lev Free Conv (LFC): 925.19 mb = 807.20 m = 2648.27 ft Equ Level (EL): 825.19 mb = 1792.06 m = 5879.39 ft B at Equ Level: 14.03 J/kg Max Parcel Lev (MPL): 85.19 mb = 17558.62 m = 57606.31 ft Wind level data Storm motion: 139 at 8 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 56 85 4 -4.0 -0.3 | 350 6 1.0 -6.2 1 1000 122 110 12 -11.3 4.1 | 75 6 -6.3 -1.7 2 979 305 110 13 -12.2 4.4 | 79 7 -7.2 -1.4 3 946 610 105 16 -15.5 4.1 | 81 11 -10.4 -1.7 4 925 809 105 15 -14.5 3.9 | 78 10 -9.5 -1.9 5 914 914 100 13 -12.8 2.3 | 65 9 -7.8 -3.6 6 851 1524 110 10 -9.4 3.4 | 61 5 -4.4 -2.4 7 850 1539 110 10 -9.4 3.4 | 61 5 -4.4 -2.4 8 792 2134 170 8 -1.4 7.9 | 240 4 3.6 2.1 9 764 2438 180 9 0.0 9.0 | 238 6 5.0 3.2 10 737 2743 205 11 4.6 10.0 | 247 11 9.7 4.2 11 700 3177 70 3 -2.8 -1.0 | 342 7 2.2 -6.8 12 612 4267 30 2 -1.0 -1.7 | 332 9 4.0 -7.5 13 567 4877 110 11 -10.3 3.8 | 69 6 -5.3 -2.1 14 546 5182 85 14 -13.9 -1.2 | 52 11 -8.9 -7.0 15 526 5486 80 19 -18.7 -3.3 | 56 16 -13.7 -9.1 16 507 5791 105 23 -22.2 6.0 | 90 17 -17.2 0.1 17 500 5900 105 24 -23.2 6.2 | 91 18 -18.2 0.4 18 487 6096 105 29 -28.0 7.5 | 94 23 -23.0 1.7 19 469 6401 105 31 -29.9 8.0 | 95 25 -24.9 2.2 20 450 6706 90 28 -28.0 0.0 | 76 24 -23.0 -5.8 21 400 7620 115 19 -17.2 8.0 | 100 12 -12.2 2.2 22 384 7925 120 18 -15.6 9.0 | 107 11 -10.6 3.2 23 368 8230 90 11 -11.0 0.0 | 46 8 -6.0 -5.8 24 353 8534 40 10 -6.4 -7.7 | 6 14 -1.4 -13.5 25 300 9730 160 5 -1.7 4.7 | 289 3 3.3 -1.1 26 274 10363 0 0 -0.0 -0.0 | 319 8 5.0 -5.8 27 250 10990 330 5 2.5 -4.3 | 323 13 7.5 -10.1 28 219 11887 250 12 11.3 4.1 | 276 16 16.3 -1.7 29 209 12192 265 16 15.9 1.4 | 282 21 21.0 -4.4 30 200 12480 270 10 10.0 -0.0 | 291 16 15.0 -5.8 31 199 12497 290 13 12.2 -4.4 | 301 20 17.2 -10.3 32 190 12802 270 10 10.0 -0.0 | 291 16 15.0 -5.8 33 181 13106 270 10 10.0 -0.0 | 291 16 15.0 -5.8 34 164 13716 220 12 7.7 9.2 | 255 13 12.7 3.4 35 156 14021 225 14 9.9 9.9 | 255 15 14.9 4.1 36 150 14270 205 15 6.3 13.6 | 236 14 11.4 7.8 37 149 14326 210 15 7.5 13.0 | 240 14 12.5 7.2 38 141 14630 190 10 1.7 9.8 | 239 8 6.8 4.0 39 134 14935 30 1 -0.5 -0.9 | 326 8 4.5 -6.7 40 127 15240 240 1 0.9 0.5 | 312 8 5.9 -5.3 41 114 15850 165 10 -2.6 9.7 | 212 5 2.4 3.8 42 109 16154 140 13 -8.4 10.0 | 141 5 -3.3 4.1 43 100 16640 155 19 -8.0 17.2 | 165 12 -3.0 11.4 44 98 16764 155 17 -7.2 15.4 | 167 10 -2.2 9.6 45 96 16872 140 18 -11.6 13.8 | 141 10 -6.5 8.0 46 93 17069 130 17 -13.0 10.9 | 123 9 -8.0 5.1 47 88 17374 145 17 -9.8 13.9 | 150 9 -4.7 8.1 48 83 17678 105 12 -11.6 3.1 | 68 7 -6.6 -2.7 49 79 17983 280 11 10.8 -1.9 | 296 18 15.9 -7.7 50 75 18288 255 20 19.3 5.2 | 272 24 24.3 -0.6 51 71 18593 285 17 16.4 -4.4 | 295 24 21.4 -10.2 52 70 18690 285 9 8.7 -2.3 | 301 16 13.7 -8.1 53 68 18898 280 9 8.9 -1.6 | 298 16 13.9 -7.4 54 64 19202 295 18 16.3 -7.6 | 302 25 21.3 -13.4 55 58 19812 275 34 33.9 -3.0 | 283 40 38.9 -8.8 56 50 20680 240 29 25.1 14.5 | 254 31 30.1 8.7 57 50 20726 265 26 25.9 2.3 | 277 31 30.9 -3.6 58 47 21031 225 27 19.1 19.1 | 241 28 24.1 13.3 59 43 21641 235 14 11.5 8.0 | 262 17 16.5 2.2 60 41 21946 205 11 4.6 10.0 | 247 11 9.7 4.2 61 39 22250 120 2 -1.7 1.0 | 326 6 3.3 -4.8 62 35 22860 355 10 0.9 -10.0 | 340 17 5.9 -15.8 63 33 23165 355 17 1.5 -16.9 | 344 24 6.5 -22.8 64 32 23470 350 12 2.1 -11.8 | 338 19 7.1 -17.6 65 30 23774 260 13 12.8 2.3 | 281 18 17.8 -3.6 66 30 23790 150 13 -6.5 11.3 | 165 6 -1.5 5.4 67 29 24079 215 14 8.0 11.5 | 247 14 13.1 5.7 68 26 24689 130 19 -14.6 12.2 | 124 11 -9.5 6.4 69 25 24994 95 29 -28.9 2.5 | 82 24 -23.9 -3.3 70 24 25202 65 59 -53.5 -24.9 | 58 57 -48.4 -30.8 71 23 25603 65 59 -53.5 -24.9 | 58 57 -48.4 -30.8 72 21 26213 55 40 -32.8 -22.9 | 44 40 -27.7 -28.8 73 20 26380 100 38 -37.4 6.6 | 91 32 -32.4 0.8 74 18 26822 95 38 -37.9 3.3 | 86 33 -32.8 -2.5 75 14 27737 100 41 -40.4 7.1 | 92 35 -35.4 1.3 Wind Parameters Mean winds (0-6000m): 109.2 at 10.2 knts Storm direction: 139.2 at 7.7 knts Shear (0-3000m) pos: 2.0 neg: 1.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 9.0 deg Storm rel helicity (0-3000m) pos: 19.5 neg: -9.9 tot: 9.6 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 3.2 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 1333.09 Bulk Shear: 0.88 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 ------------------------------------------------------------------------------- 500 108 13 76 7| 12.2 0.0 12.2| 12.3 0.0 12.3 24.6 0.79| 13.4 10.6 1000 106 14 75 8| 6.1 1.7 7.8| 12.3 -6.0 6.3 6.3 0.45| 8.9 4.0 1500 106 13 72 8| 3.4 1.1 4.5| 12.4 -6.5 5.8 3.9 0.37| 6.9 2.6 2000 111 12 75 6| 2.6 0.8 3.4| 15.7 -6.5 9.2 4.6 0.48| 7.4 3.5 2500 120 11 87 5| 2.5 0.7 3.1| 16.8 -6.8 10.1 4.0 0.43| 6.9 3.0 3000 127 11 102 4| 2.0 1.8 3.8| 19.5 -9.9 9.6 3.2 0.37| 8.7 3.2 4000 124 9 66 2| 1.5 1.7 3.2| 19.5 -14.8 4.7 1.2 0.29| 7.2 2.1 5000 119 8 50 3| 1.7 1.3 3.1| 43.6 -17.1 26.5 5.3 0.38| 7.4 2.8 6000 109 10 62 5| 2.4 1.5 3.9| 96.0 -19.7 76.3 12.7 0.40| 8.1 3.2 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20250430.12.gif