UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 22 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 1006 56 29.4 25.2 78 4.2 26.3 110 4 302.0 305.8 299.2 362.6 20.46 1 1000 107 27.8 24.2 81 3.6 25.2 125 10 301.0 304.5 298.3 358.0 19.35 2 950 561 23.6 22.7 95 0.9 23.0 125 10 301.1 304.5 297.9 355.9 18.59 3 925 795 22.4 20.3 88 2.1 20.9 125 9 302.2 305.2 296.8 350.7 16.42 4 887 1160 20.8 16.0 74 4.8 17.5 138 10 304.2 306.6 295.0 342.9 13.00 5 850 1528 17.8 15.3 85 2.5 16.1 120 10 304.8 307.2 295.1 343.5 12.97 6 817 1866 15.8 13.4 86 2.4 14.2 120 11 306.1 308.4 294.8 341.9 11.91 7 782 2238 15.4 0.4 36 15.0 7.3 123 10 309.6 310.5 290.3 325.2 5.04 8 732 2796 11.8 8.7 81 3.1 9.9 87 10 311.5 313.4 294.7 341.4 9.70 9 700 3170 10.0 6.8 80 3.2 8.0 90 11 313.6 315.3 294.6 341.2 8.90 10 685 3350 9.0 6.1 82 2.9 7.2 90 11 314.4 316.1 294.7 341.4 8.66 11 621 4158 4.8 -0.2 70 5.0 2.1 90 9 318.5 319.7 293.8 338.0 6.08 12 613 4264 4.0 1.7 85 2.3 2.7 90 9 318.8 320.2 294.7 341.4 7.08 13 606 4358 4.0 -2.0 65 6.0 0.8 90 10 319.8 320.9 293.7 337.4 5.46 14 558 5025 0.0 -3.2 79 3.2 -1.7 87 14 322.7 323.8 294.4 340.4 5.42 15 543 5244 -0.9 -8.9 55 8.0 -4.6 81 15 324.2 324.9 293.3 336.2 3.59 16 535 5362 -1.7 -7.7 64 6.0 -4.5 78 16 324.6 325.4 293.8 337.9 4.01 17 531 5422 -1.7 -15.7 33 14.0 -7.1 77 17 325.3 325.7 292.4 332.6 2.12 18 522 5558 -2.7 -8.7 63 6.0 -5.4 78 17 325.7 326.5 293.9 338.4 3.80 19 511 5728 -3.1 -19.1 28 16.0 -8.8 87 18 327.2 327.5 292.5 333.0 1.65 20 503 5853 -4.1 -14.1 46 10.0 -8.1 84 17 327.5 328.0 293.4 336.2 2.55 21 500 5900 -4.1 -14.1 46 10.0 -8.1 80 16 328.0 328.6 293.5 336.8 2.57 22 485 6140 -5.1 -21.1 27 16.0 -10.5 80 15 329.7 330.0 293.0 334.9 1.46 23 482 6189 -5.1 -23.1 23 18.0 -10.9 80 16 330.3 330.5 293.0 334.7 1.24 24 479 6238 -5.5 -15.5 45 10.0 -9.4 80 16 330.4 330.8 294.0 338.6 2.39 25 463 6503 -7.3 -15.3 53 8.0 -10.4 80 18 331.3 331.9 294.3 340.1 2.51 26 432 7041 -9.9 -32.9 13 23.0 -15.4 67 15 334.7 334.8 293.5 336.8 0.56 27 404 7554 -13.5 -38.5 10 25.0 -18.4 66 13 336.5 336.6 293.8 337.8 0.34 28 400 7630 -13.9 -34.9 15 21.0 -18.4 70 13 336.9 337.0 294.0 338.8 0.49 29 378 8056 -17.5 -31.5 28 14.0 -20.7 69 13 337.7 337.8 294.4 340.4 0.73 30 308 9561 -26.9 -51.9 8 25.0 -29.5 73 13 344.9 344.9 295.6 345.3 0.10 31 300 9750 -28.5 -52.5 8 24.0 -30.8 115 8 345.2 345.2 295.7 345.6 0.10 32 250 11020 -40.1 -50.1 34 10.0 -40.8 60 15 346.4 346.5 296.0 347.1 0.16 33 216 11999 -48.9 -53.6 58 4.7 -49.1 40 13 347.6 347.6 296.2 348.1 0.12 34 200 12500 -53.1 -59.1 48 6.0 -53.3 15 10 348.7 348.7 296.4 349.0 0.07 35 172 13453 -60.3 -73.3 17 13.0 -60.4 317 11 352.1 352.1 297.1 352.2 0.01 36 151 14250 -66.7 -74.7 32 8.0 -66.8 258 13 354.5 354.5 297.6 354.6 0.01 37 150 14290 -66.9 -74.9 31 8.0 -67.0 260 13 354.8 354.8 297.7 354.9 0.01 38 101 16584 -82.1 -86.4 48 4.3 -82.1 199 9 368.1 368.1 300.2 368.1 0.00 39 100 16640 -82.3 -86.6 47 4.3 -82.3 145 7 368.7 368.7 300.4 368.7 0.00 40 85 17546 -84.5 -89.5 41 5.0 -84.5 165 11 381.8 381.8 302.5 381.8 0.00 41 81 17817 -79.3 -88.3 21 9.0 -79.3 214 13 397.8 397.8 304.9 397.8 0.00 42 73 18413 -76.3 -89.3 11 13.0 -76.3 269 16 416.1 416.1 307.3 416.1 0.00 43 71 18576 -71.1 -88.1 6 17.0 -71.2 293 13 430.5 430.5 308.9 430.5 0.00 44 70 18660 -71.7 -89.7 5 18.0 -71.8 285 36 431.0 431.0 308.9 431.0 0.00 45 64 19190 -73.5 -89.5 7 16.0 -73.6 275 41 438.2 438.2 309.7 438.2 0.00 46 52 20414 -72.3 -91.3 4 19.0 -72.4 270 11 467.8 467.8 312.4 467.8 0.00 47 50 20650 -64.9 -89.9 2 25.0 -65.2 210 14 490.5 490.5 314.2 490.6 0.00 48 47 21028 -64.5 -89.5 2 25.0 -64.8 244 11 500.3 500.3 314.9 500.3 0.00 49 38 22328 -64.1 -89.1 2 25.0 -64.6 326 16 532.6 532.6 317.1 532.7 0.00 TRP 85 17546 -84.5 -89.5 41 5.0 -84.5 165 11 381.8 381.8 302.5 381.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 558.00 mb = 5025.35 m = 16487.18 ft Wetbulb zero: 590.00 mb = 4574.23 m = 15007.15 ft Precipitable water: 2.08 inches Sfc-500 mean rel hum: 72.18 % Est. max temperature: 32.07 C = 89.73 F Sfc-Lift cond lev (LCL): 947.21 mb = 586.87 m = 1925.41 ft T: 23.47 C 700-500 lapse rate: 5.16 C/km ThetaE index: 19.72 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 897.69 mb = 1055.88 m = 3464.13 ft Mean mixing ratio: 17.97 g/kg Conv temperature: 31.01 C = 87.82 F Cap Strength: 0.64 C Lifted Index: -2.74 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.56 C Lifted Index @700 mb: -1.80 C Showalter Index: 1.27 C Risk: Showers probable Total Totals Index: 41.30 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.40 C K Index: 34.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 219.60 Risk: None Energy Index: -1.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1265.74 J/kg Max Up Vert Vel: 50.31 m/s Conv Inhibition (B-): 8.55 J/kg Cap Strength: 0.63 C Lift Cond Lev (LCL): 925.30 mb = 792.18 m = 2598.99 ft Lev Free Conv (LFC): 870.30 mb = 1324.25 m = 4344.61 ft Equ Level (EL): 150.30 mb = 14278.05 m = 46843.44 ft B at Equ Level: 1260.30 J/kg Max Parcel Lev (MPL): 80.30 mb = 17866.78 m = 58617.32 ft Wind level data Storm motion: 129 at 9 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 56 110 4 -3.8 1.4 | 324 5 2.9 -4.1 1 1000 107 125 10 -8.2 5.7 | 101 2 -1.5 0.3 2 978 305 125 10 -8.2 5.7 | 101 2 -1.5 0.3 3 945 610 125 10 -8.2 5.7 | 101 2 -1.5 0.3 4 925 795 125 9 -7.4 5.2 | 68 1 -0.7 -0.3 5 912 914 130 8 -6.1 5.1 | 299 1 0.5 -0.3 6 881 1219 140 10 -6.4 7.7 | 186 2 0.2 2.2 7 850 1524 120 10 -8.7 5.0 | 77 2 -2.0 -0.4 8 850 1528 120 10 -8.7 5.0 | 77 2 -2.0 -0.4 9 791 2134 120 11 -9.5 5.5 | 91 3 -2.9 0.1 10 763 2438 130 9 -6.9 5.8 | 147 0 -0.2 0.3 11 736 2743 90 10 -10.0 0.0 | 31 6 -3.3 -5.4 12 710 3048 70 12 -11.3 -4.1 | 26 11 -4.6 -9.6 13 700 3170 90 11 -11.0 0.0 | 38 7 -4.3 -5.4 14 659 3658 90 11 -11.0 0.0 | 38 7 -4.3 -5.4 15 611 4267 90 9 -9.0 0.0 | 23 6 -2.3 -5.4 16 589 4572 90 13 -13.0 0.0 | 49 8 -6.3 -5.4 17 567 4877 90 13 -13.0 0.0 | 49 8 -6.3 -5.4 18 526 5486 75 17 -16.4 -4.4 | 45 14 -9.8 -9.8 19 507 5791 90 18 -18.0 0.0 | 64 13 -11.3 -5.4 20 500 5900 80 16 -15.8 -2.8 | 48 12 -9.1 -8.2 21 488 6096 80 15 -14.8 -2.6 | 45 11 -8.1 -8.1 22 451 6706 80 19 -18.7 -3.3 | 54 15 -12.0 -8.7 23 417 7315 55 12 -9.8 -6.9 | 14 13 -3.2 -12.3 24 400 7630 70 13 -12.2 -4.4 | 29 11 -5.5 -9.9 25 384 7925 75 13 -12.6 -3.4 | 34 11 -5.9 -8.8 26 369 8230 60 14 -12.1 -7.0 | 24 14 -5.5 -12.4 27 326 9144 40 16 -10.3 -12.3 | 12 18 -3.6 -17.7 28 313 9449 50 15 -11.5 -9.6 | 18 16 -4.8 -15.1 29 300 9750 115 8 -7.3 3.4 | 16 2 -0.6 -2.1 30 300 9754 75 10 -9.7 -2.6 | 20 9 -3.0 -8.0 31 252 10973 70 12 -11.3 -4.1 | 26 11 -4.6 -9.6 32 250 11020 60 15 -13.0 -7.5 | 26 14 -6.3 -12.9 33 240 11278 60 15 -13.0 -7.5 | 26 14 -6.3 -12.9 34 230 11582 30 14 -7.0 -12.1 | 1 18 -0.3 -17.6 35 210 12192 45 12 -8.5 -8.5 | 7 14 -1.8 -13.9 36 200 12497 15 10 -2.6 -9.7 | 345 16 4.1 -15.1 37 200 12500 15 10 -2.6 -9.7 | 345 16 4.1 -15.1 38 191 12802 30 10 -5.0 -8.7 | 353 14 1.7 -14.1 39 157 14021 250 12 11.3 4.1 | 274 18 17.9 -1.3 40 150 14290 260 13 12.8 2.3 | 279 20 19.5 -3.2 41 149 14326 250 14 13.2 4.8 | 272 20 19.8 -0.7 42 141 14630 280 15 14.8 -2.6 | 291 23 21.4 -8.1 43 134 14935 275 14 13.9 -1.2 | 288 22 20.6 -6.7 44 115 15850 320 15 9.6 -11.5 | 316 24 16.3 -16.9 45 103 16459 315 12 8.5 -8.5 | 313 21 15.2 -13.9 46 100 16640 145 7 -4.0 5.7 | 264 3 2.7 0.3 47 98 16764 145 7 -4.0 5.7 | 264 3 2.7 0.3 48 93 17069 105 13 -12.6 3.4 | 71 6 -5.9 -2.1 49 85 17546 165 11 -2.8 10.6 | 216 6 3.8 5.2 50 83 17678 160 13 -4.4 12.2 | 198 7 2.2 6.8 51 79 17983 275 13 13.0 -1.1 | 289 21 19.6 -6.6 52 75 18288 250 19 17.9 6.5 | 268 25 24.5 1.1 53 71 18593 295 13 11.8 -5.5 | 301 21 18.5 -10.9 54 70 18660 285 36 34.8 -9.3 | 290 44 41.4 -14.8 55 64 19202 275 41 40.8 -3.6 | 281 48 47.5 -9.0 56 58 19812 250 27 25.4 9.2 | 263 32 32.0 3.8 57 55 20117 250 15 14.1 5.1 | 271 21 20.8 -0.3 58 52 20422 270 11 11.0 -0.0 | 287 18 17.7 -5.4 59 50 20650 210 14 7.0 12.1 | 244 15 13.7 6.7 60 49 20726 0 0 -0.0 -0.0 | 309 9 6.7 -5.4 61 46 21031 205 15 6.3 13.6 | 238 15 13.0 8.1 62 43 21336 195 12 3.1 11.6 | 238 12 9.8 6.1 63 41 21641 55 11 -9.0 -6.3 | 11 12 -2.3 -11.8 64 38 21946 330 14 7.0 -12.1 | 322 22 13.7 -17.6 65 36 22250 305 23 18.8 -13.2 | 306 32 25.5 -18.6 66 34 22555 300 26 22.5 -13.0 | 302 35 29.2 -18.4 Wind Parameters Mean winds (0-6000m): 99.2 at 11.5 knts Storm direction: 129.2 at 8.6 knts Shear (0-3000m) pos: 1.0 neg: 1.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 62.1 deg Storm rel helicity (0-3000m) pos: 2.0 neg: -5.3 tot: -3.3 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 385.72 Bulk Shear: 3.28 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 ------------------------------------------------------------------------------- 500 125 10 93 1| 6.4 0.0 6.4| 1.4 0.0 1.4 2.8 0.91| 8.8 8.0 1000 126 9 94 1| 2.9 0.0 2.9| 1.4 -0.3 1.1 1.1 0.44| 6.1 2.7 1500 128 10 117 1| 1.9 0.9 2.8| 1.4 -1.7 -0.3 -0.2 0.11| 5.6 0.6 2000 126 10 102 1| 1.4 0.8 2.2| 1.7 -1.7 0.0 0.0 0.13| 4.4 0.6 2500 125 10 99 1| 1.1 0.7 1.8| 2.0 -2.0 0.1 0.0 0.07| 4.5 0.3 3000 119 10 72 2| 1.0 1.9 2.9| 2.0 -5.3 -3.3 -1.1 -0.02| 5.1 -0.1 4000 110 10 56 3| 1.2 1.4 2.5| 6.0 -7.2 -1.1 -0.3 0.00| 4.5 0.0 5000 105 10 52 4| 0.9 1.4 2.3| 11.8 -8.3 3.4 0.7 0.06| 4.3 0.3 6000 99 11 52 6| 0.8 1.5 2.3| 25.3 -22.0 3.3 0.5 0.04| 4.5 0.2 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20250422.12.gif