UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 23 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 27.4 23.7 80 3.7 24.7 130 3 300.0 303.4 297.6 354.6 18.63 1 1000 115 26.4 22.6 80 3.8 23.6 125 6 299.5 302.7 296.8 350.8 17.52 2 963 447 23.4 20.7 85 2.7 21.5 100 7 299.8 302.7 296.0 347.0 16.16 3 925 800 22.8 16.8 69 6.0 18.7 80 9 302.6 305.0 294.7 341.4 13.12 4 850 1532 19.2 12.2 64 7.0 14.7 55 7 306.3 308.2 293.9 338.0 10.56 5 826 1778 18.2 11.2 64 7.0 13.7 63 7 307.7 309.6 294.0 338.5 10.17 6 730 2827 12.8 6.8 67 6.0 9.1 76 10 312.9 314.5 294.1 339.3 8.52 7 700 3179 10.8 5.8 71 5.0 7.8 85 11 314.4 316.0 294.4 340.3 8.29 8 643 3882 5.4 4.2 92 1.2 4.7 103 15 316.0 317.6 294.7 341.4 8.07 9 579 4736 2.6 -1.6 74 4.2 0.3 81 26 322.4 323.6 294.7 341.5 5.89 10 561 4991 0.8 -4.1 70 4.9 -1.7 82 26 323.2 324.2 294.3 339.7 5.04 11 552 5122 0.4 -11.6 40 12.0 -4.7 82 26 324.2 324.8 292.7 333.8 2.85 12 535 5372 -1.1 -8.1 59 7.0 -4.4 83 27 325.3 326.1 293.9 338.3 3.88 13 504 5847 -4.1 -15.1 42 11.0 -8.4 83 27 327.3 327.8 293.2 335.3 2.35 14 500 5910 -4.5 -15.5 42 11.0 -8.7 80 27 327.6 328.0 293.2 335.4 2.29 15 454 6661 -10.1 -11.6 89 1.5 -10.7 70 31 329.7 330.4 294.7 341.5 3.47 16 439 6920 -10.7 -11.5 94 0.8 -11.1 70 30 332.1 332.9 295.4 344.5 3.62 17 400 7630 -14.3 -15.5 91 1.2 -14.7 70 25 336.4 337.0 295.8 346.5 2.86 18 339 8865 -22.3 -24.8 80 2.5 -22.9 75 13 341.8 342.1 296.0 347.4 1.51 19 300 9750 -29.1 -32.1 75 3.0 -29.7 60 15 344.4 344.5 296.1 347.7 0.86 20 284 10141 -32.1 -35.1 75 3.0 -32.6 64 16 345.5 345.7 296.2 348.1 0.68 21 251 11003 -39.5 -43.0 69 3.5 -39.8 83 14 346.9 347.0 296.3 348.3 0.34 22 250 11030 -39.7 -42.9 71 3.2 -40.0 90 13 347.0 347.1 296.3 348.4 0.35 23 233 11507 -43.9 -46.4 76 2.5 -44.1 120 15 347.7 347.8 296.4 348.8 0.25 24 200 12510 -53.3 -58.1 56 4.8 -53.4 135 20 348.4 348.4 296.3 348.7 0.07 25 199 12542 -53.5 -58.2 56 4.7 -53.7 135 20 348.5 348.6 296.4 348.9 0.07 26 190 12837 -55.9 -62.9 41 7.0 -56.1 137 19 349.3 349.3 296.5 349.5 0.04 27 169 13567 -62.7 -67.7 51 5.0 -62.8 138 20 349.9 349.9 296.6 350.0 0.03 28 160 13901 -65.7 -73.7 32 8.0 -65.8 132 25 350.4 350.4 296.7 350.4 0.01 29 153 14171 -66.5 -78.5 17 12.0 -66.6 149 20 353.5 353.5 297.4 353.5 0.01 30 150 14290 -66.9 -79.9 14 13.0 -67.0 165 15 354.8 354.8 297.7 354.9 0.00 31 133 15013 -69.5 -84.5 10 15.0 -69.6 226 15 362.6 362.6 299.2 362.6 0.00 32 132 15058 -69.5 -84.5 10 15.0 -69.6 234 14 363.4 363.4 299.4 363.4 0.00 33 100 16670 -80.7 -87.7 30 7.0 -80.7 35 13 371.8 371.8 300.9 371.8 0.00 34 95 16958 -82.1 -88.1 35 6.0 -82.1 45 10 374.6 374.6 301.4 374.6 0.00 35 85 17580 -83.1 -90.1 29 7.0 -83.1 91 12 384.6 384.6 303.0 384.6 0.00 36 76 18208 -80.3 -90.3 17 10.0 -80.3 153 11 403.0 403.0 305.6 403.0 0.00 37 74 18360 -76.7 -88.7 13 12.0 -76.7 200 12 413.7 413.7 307.0 413.7 0.00 38 70 18680 -76.9 -89.9 11 13.0 -76.9 290 31 419.9 419.9 307.7 419.9 0.00 39 68 18847 -77.3 -90.3 11 13.0 -77.3 285 32 422.5 422.5 308.0 422.5 0.00 40 62 19380 -75.5 -90.5 8 15.0 -75.6 265 24 437.8 437.8 309.7 437.8 0.00 41 53 20314 -64.5 -89.5 2 25.0 -64.8 275 13 483.4 483.4 313.7 483.4 0.00 42 50 20670 -65.7 -89.7 2 24.0 -66.0 225 13 488.7 488.7 314.1 488.7 0.00 43 38 22347 -61.9 -89.9 1 28.0 -62.5 264 23 538.2 538.2 317.4 538.3 0.00 44 33 23211 -65.1 -90.1 2 25.0 -65.5 251 20 551.9 551.9 318.2 551.9 0.00 45 30 23790 -65.7 -91.7 2 26.0 -66.1 315 5 565.5 565.5 318.9 565.5 0.00 46 29 23998 -65.7 -91.7 2 26.0 -66.2 315 5 571.0 571.0 319.2 571.1 0.00 47 28 24215 -61.7 -91.7 1 30.0 -62.5 330 13 587.9 587.9 320.0 587.9 0.00 48 27 24446 -55.1 -89.1 1 34.0 -56.8 350 19 612.6 612.6 321.2 612.6 0.01 49 25 24939 -56.9 -87.9 1 31.0 -58.4 92 18 621.1 621.1 321.5 621.1 0.01 50 20 26380 -51.5 -85.5 1 34.0 -54.6 90 49 678.5 678.5 323.7 678.6 0.01 51 19 26712 -52.9 -85.9 1 33.0 -55.7 86 52 684.2 684.2 323.9 684.3 0.01 TRP 95 16958 -82.1 -88.1 35 6.0 -82.1 45 10 374.6 374.6 301.4 374.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 547.47 mb = 5188.43 m = 17022.19 ft Wetbulb zero: 576.17 mb = 4775.71 m = 15668.16 ft Precipitable water: 2.11 inches Sfc-500 mean rel hum: 69.73 % Est. max temperature: 33.37 C = 92.06 F Sfc-Lift cond lev (LCL): 954.79 mb = 522.39 m = 1713.87 ft T: 23.27 C 700-500 lapse rate: 5.60 C/km ThetaE index: 16.53 C Layer 1000.0- 826.0 mb Conv cond level (CCL): 803.12 mb = 2016.53 m = 6615.82 ft Mean mixing ratio: 15.32 g/kg Conv temperature: 36.37 C = 97.46 F Cap Strength: 2.82 C Lifted Index: -0.07 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.52 C Lifted Index @700 mb: 1.35 C Showalter Index: 3.10 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 16.70 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.40 Risk: None Energy Index: -0.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.94 J/kg Max Up Vert Vel: 10.09 m/s Conv Inhibition (B-): 189.79 J/kg Cap Strength: 2.82 C Lift Cond Lev (LCL): 900.05 mb = 1036.75 m = 3401.36 ft Lev Free Conv (LFC): 655.05 mb = 3728.14 m = 12231.30 ft Equ Level (EL): 605.05 mb = 4377.56 m = 14361.88 ft B at Equ Level: 23.60 J/kg Max Parcel Lev (MPL): 355.05 mb = 8519.49 m = 27950.75 ft Wind level data Storm motion: 113 at 11 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 56 130 3 -2.3 1.9 | 288 8 8.0 -2.5 1 1000 115 125 6 -4.9 3.4 | 281 5 5.4 -1.0 2 979 305 130 6 -4.6 3.9 | 276 6 5.7 -0.6 3 945 610 65 9 -8.2 -3.8 | 345 9 2.1 -8.3 4 925 800 80 9 -8.9 -1.6 | 347 6 1.4 -6.0 5 913 914 85 9 -9.0 -0.8 | 346 5 1.3 -5.2 6 850 1532 55 7 -5.7 -4.0 | 332 10 4.6 -8.5 7 792 2134 75 8 -7.7 -2.1 | 339 7 2.6 -6.5 8 764 2438 60 8 -6.9 -4.0 | 338 9 3.4 -8.5 9 711 3048 85 11 -11.0 -1.0 | 7 5 -0.7 -5.4 10 700 3179 85 11 -11.0 -1.0 | 7 5 -0.7 -5.4 11 636 3962 105 15 -14.5 3.9 | 82 4 -4.2 -0.6 12 612 4267 90 23 -23.0 0.0 | 71 13 -12.7 -4.5 13 590 4572 80 26 -25.6 -4.5 | 60 18 -15.3 -9.0 14 507 5791 85 27 -26.9 -2.4 | 68 18 -16.6 -6.8 15 500 5910 80 27 -26.6 -4.7 | 61 19 -16.3 -9.1 16 488 6096 75 27 -26.1 -7.0 | 54 19 -15.8 -11.4 17 451 6706 70 31 -29.1 -10.6 | 51 24 -18.8 -15.1 18 400 7630 70 25 -23.5 -8.6 | 45 19 -13.2 -13.0 19 369 8230 70 18 -16.9 -6.2 | 32 13 -6.6 -10.6 20 354 8534 80 12 -11.8 -2.1 | 13 7 -1.5 -6.5 21 300 9750 60 15 -13.0 -7.5 | 13 12 -2.7 -12.0 22 287 10058 60 16 -13.9 -8.0 | 16 13 -3.6 -12.5 23 275 10363 75 15 -14.5 -3.9 | 27 9 -4.2 -8.3 24 252 10973 75 15 -14.5 -3.9 | 27 9 -4.2 -8.3 25 250 11030 90 13 -13.0 0.0 | 31 5 -2.7 -4.5 26 230 11582 125 15 -12.3 8.6 | 154 5 -2.0 4.2 27 200 12510 135 20 -14.1 14.1 | 158 10 -3.8 9.7 28 173 13411 140 18 -11.6 13.8 | 172 9 -1.3 9.3 29 157 14021 130 27 -20.7 17.4 | 141 17 -10.4 12.9 30 150 14290 165 15 -3.9 14.5 | 213 12 6.4 10.0 31 149 14326 140 19 -12.2 14.6 | 169 10 -1.9 10.1 32 142 14630 180 16 0.0 16.0 | 222 15 10.3 11.5 33 134 14935 215 16 9.2 13.1 | 246 21 19.5 8.7 34 128 15240 270 11 11.0 -0.0 | 282 22 21.3 -4.5 35 115 15850 305 11 9.0 -6.3 | 299 22 19.3 -10.8 36 109 16154 295 4 3.6 -1.7 | 294 15 13.9 -6.1 37 100 16670 35 13 -7.5 -10.6 | 349 15 2.8 -15.1 38 95 16958 45 10 -7.1 -7.1 | 344 12 3.2 -11.5 39 93 17069 40 13 -8.4 -10.0 | 352 15 1.9 -14.4 40 75 18288 160 11 -3.8 10.3 | 228 9 6.5 5.9 41 71 18593 315 13 9.2 -9.2 | 305 24 19.5 -13.6 42 70 18680 290 31 29.1 -10.6 | 291 42 39.4 -15.1 43 64 19202 275 33 32.9 -2.9 | 280 44 43.2 -7.3 44 61 19507 260 19 18.7 3.3 | 272 29 29.0 -1.2 45 55 20117 275 9 9.0 -0.8 | 285 20 19.3 -5.2 46 52 20422 275 15 14.9 -1.3 | 283 26 25.2 -5.8 47 50 20670 225 13 9.2 9.2 | 256 20 19.5 4.7 48 47 21031 225 13 9.2 9.2 | 256 20 19.5 4.7 49 43 21641 280 26 25.6 -4.5 | 284 37 35.9 -9.0 50 39 22250 270 24 24.0 -0.0 | 277 35 34.3 -4.5 51 35 22860 230 19 14.6 12.2 | 253 26 24.8 7.8 52 33 23165 250 19 17.9 6.5 | 266 28 28.1 2.0 53 32 23470 260 23 22.7 4.0 | 271 33 32.9 -0.5 54 30 23790 315 5 3.5 -3.5 | 300 16 13.8 -8.0 55 29 24079 315 5 3.5 -3.5 | 300 16 13.8 -8.0 56 27 24384 345 21 5.4 -20.3 | 328 29 15.7 -24.7 57 26 24689 5 12 -1.0 -12.0 | 331 19 9.2 -16.4 58 25 24994 105 19 -18.4 4.9 | 93 8 -8.1 0.5 59 24 25298 90 20 -20.0 0.0 | 65 11 -9.7 -4.5 60 23 25603 65 44 -39.9 -18.6 | 52 37 -29.6 -23.0 61 21 26213 55 44 -36.0 -25.2 | 41 39 -25.7 -29.7 62 20 26380 90 49 -49.0 0.0 | 83 39 -38.7 -4.5 63 19 26518 85 52 -51.8 -4.5 | 78 42 -41.5 -9.0 64 16 27127 95 47 -46.8 4.1 | 89 37 -36.5 -0.4 Wind Parameters Mean winds (0-6000m): 83.4 at 15.0 knts Storm direction: 113.4 at 11.2 knts Shear (0-3000m) pos: 1.2 neg: 1.4 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 79.5 deg Storm rel helicity (0-3000m) pos: 17.4 neg: -6.1 tot: 11.4 m^2/s^2 ave: 3.8 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.02 Bulk Shear: 12.67 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 ------------------------------------------------------------------------------- 500 112 6 296 5| 0.0 7.3 7.3| 7.3 -2.1 5.3 10.5 0.44| 10.7 4.7 1000 90 8 329 5| 0.1 3.7 3.8| 8.4 -2.7 5.7 5.7 0.32| 7.6 2.4 1500 82 8 334 6| 0.1 2.4 2.5| 8.4 -6.0 2.4 1.6 0.17| 6.3 1.1 2000 78 8 335 7| 0.7 1.8 2.5| 10.4 -6.0 4.4 2.2 0.20| 5.3 1.0 2500 75 8 336 7| 0.5 1.7 2.2| 12.0 -6.1 6.0 2.4 0.20| 4.8 1.0 3000 76 8 339 7| 1.2 1.4 2.6| 17.4 -6.1 11.4 3.8 0.28| 4.7 1.3 4000 83 9 350 6| 1.8 1.1 2.9| 24.1 -6.4 17.7 4.4 0.36| 4.7 1.7 5000 84 12 20 6| 1.5 2.0 3.5| 27.9 -22.1 5.8 1.2 0.20| 5.0 1.0 6000 83 15 36 8| 1.4 1.9 3.2| 34.8 -41.3 -6.5 -1.1 0.13| 4.7 0.6 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20250423.12.gif