UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for SBUL... Searching the city database file for: SBUL ... Date:1200Z 27 APR 25 Station: SBUL WMO ident: 83525 Latitude: -18.89 Longitude: -48.23 Elevation: 943.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 100 1 925 793 SFC 909 943 22.6 20.0 85 2.6 20.8 50 4 303.9 307.0 297.2 352.8 16.40 3 897 1059 21.0 18.1 84 2.9 19.0 27 3 303.4 306.2 296.0 347.1 14.73 4 871 1316 21.4 13.4 60 8.0 16.1 357 3 306.4 308.5 294.3 340.0 11.16 5 850 1528 19.8 15.2 75 4.6 16.7 360 5 306.9 309.3 295.7 345.7 12.89 6 700 3175 9.2 6.1 81 3.1 7.3 260 10 312.7 314.3 294.0 338.9 8.47 7 661 3650 7.4 0.4 61 7.0 3.6 237 13 315.8 317.0 293.0 334.7 5.97 8 626 4097 4.8 1.0 76 3.8 2.7 238 15 317.8 319.1 294.0 338.8 6.59 9 612 4282 4.0 -5.0 52 9.0 -0.4 240 16 318.9 319.8 292.5 332.9 4.31 10 588 4606 1.2 -2.2 78 3.4 -0.6 256 13 319.3 320.4 293.6 337.2 5.54 11 570 4857 0.2 -6.8 59 7.0 -3.1 273 13 321.0 321.8 292.9 334.2 4.03 12 522 5559 -3.3 -4.8 89 1.5 -4.1 276 11 325.0 326.0 294.8 341.9 5.14 13 500 5900 -5.1 -7.7 82 2.6 -6.3 275 12 326.8 327.7 294.6 341.1 4.29 14 446 6789 -9.5 -14.5 67 5.0 -11.5 272 14 332.1 332.7 294.7 341.8 2.79 15 442 6858 -9.7 -22.7 34 13.0 -13.8 275 14 332.7 333.0 293.7 337.7 1.40 16 438 6928 -10.3 -16.3 61 6.0 -12.5 277 13 332.8 333.3 294.7 341.4 2.44 17 427 7123 -11.9 -15.7 73 3.8 -13.3 283 12 333.2 333.8 294.9 342.4 2.64 18 400 7620 -14.7 -18.7 72 4.0 -16.1 325 10 335.9 336.3 295.2 343.6 2.19 19 359 8427 -21.3 -23.3 84 2.0 -21.8 322 10 337.6 337.9 295.1 343.5 1.63 20 337 8890 -24.3 -26.8 80 2.5 -24.9 321 6 339.7 339.9 295.4 344.3 1.27 21 320 9266 -25.5 -34.5 43 9.0 -27.2 316 19 343.1 343.2 295.6 345.5 0.64 22 309 9518 -27.5 -35.5 46 8.0 -28.9 299 18 343.7 343.8 295.7 346.0 0.60 23 300 9730 -29.1 -45.1 20 16.0 -31.0 295 18 344.4 344.4 295.6 345.3 0.23 24 298 9778 -29.3 -45.3 20 16.0 -31.2 298 18 344.7 344.8 295.7 345.7 0.22 25 292 9924 -30.7 -39.7 41 9.0 -31.9 289 17 344.8 344.9 295.8 346.4 0.42 26 279 10247 -33.5 -48.5 21 15.0 -34.9 283 16 345.3 345.3 295.7 345.9 0.17 27 277 10297 -34.1 -42.1 44 8.0 -35.0 284 16 345.1 345.2 295.8 346.5 0.34 28 265 10607 -36.5 -47.5 31 11.0 -37.5 285 18 346.0 346.0 295.9 346.8 0.20 29 250 11010 -39.7 -49.7 34 10.0 -40.4 280 20 347.0 347.1 296.1 347.7 0.16 30 227 11661 -45.7 -51.7 51 6.0 -46.0 259 20 347.6 347.6 296.3 348.2 0.14 31 200 12490 -52.9 -58.9 48 6.0 -53.1 240 36 349.0 349.0 296.5 349.3 0.07 32 187 12920 -56.7 -62.7 47 6.0 -56.8 240 37 349.6 349.6 296.6 349.8 0.04 33 181 13125 -58.3 -63.0 55 4.7 -58.4 241 38 350.3 350.3 296.7 350.5 0.04 34 154 14121 -66.7 -74.7 32 8.0 -66.8 244 41 352.5 352.5 297.2 352.6 0.01 35 150 14280 -67.9 -77.9 23 10.0 -67.9 245 41 353.1 353.1 297.3 353.1 0.01 36 136 14866 -70.5 -81.5 18 11.0 -70.5 238 43 358.6 358.6 298.4 358.6 0.00 37 101 16575 -83.9 -87.7 51 3.8 -83.9 287 17 364.6 364.6 299.6 364.6 0.00 38 100 16630 -84.3 -88.1 51 3.8 -84.3 295 18 364.9 364.9 299.6 364.9 0.00 39 98 16741 -84.7 -88.8 48 4.1 -84.7 300 21 366.2 366.2 299.9 366.2 0.00 40 85 17541 -76.9 -86.9 19 10.0 -76.9 295 17 397.2 397.2 304.8 397.2 0.00 41 78 18032 -78.3 -88.3 18 10.0 -78.3 312 18 404.2 404.2 305.7 404.2 0.00 42 73 18409 -78.3 -89.3 15 11.0 -78.3 287 17 411.9 411.9 306.7 411.9 0.00 43 70 18650 -74.5 -88.5 10 14.0 -74.6 220 14 425.0 425.0 308.3 425.0 0.00 44 59 19665 -67.1 -88.1 4 21.0 -67.3 257 7 462.9 462.9 312.0 462.9 0.00 45 54 20197 -69.3 -89.3 4 20.0 -69.5 200 12 469.7 469.7 312.6 469.7 0.00 46 50 20660 -67.1 -90.1 2 23.0 -67.3 210 5 485.4 485.4 313.9 485.4 0.00 47 33 23212 -58.1 -88.1 1 30.0 -59.2 51 19 570.5 570.5 319.2 570.5 0.00 48 30 23810 -58.3 -88.3 1 30.0 -59.4 45 16 585.7 585.7 319.9 585.7 0.01 49 27 24481 -53.1 -86.1 1 33.0 -55.2 56 16 618.2 618.2 321.4 618.3 0.01 TRP 98 16741 -84.7 -88.8 48 4.1 -84.7 300 21 366.2 366.2 299.9 366.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 567.26 mb = 4896.92 m = 16065.81 ft Wetbulb zero: 614.02 mb = 4254.77 m = 13959.06 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 73.97 % Est. max temperature: 28.80 C = 83.83 F Sfc-Lift cond lev (LCL): 875.31 mb = 1272.57 m = 4175.05 ft T: 21.33 C 700-500 lapse rate: 5.25 C/km ThetaE index: 12.76 C Layer 897.0- 850.0 mb Conv cond level (CCL): 753.03 mb = 2555.57 m = 8384.31 ft Mean mixing ratio: 12.76 g/kg Conv temperature: 29.03 C = 84.25 F Cap Strength: 2.31 C Lifted Index: -0.17 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.29 C Lifted Index @700 mb: 0.10 C Showalter Index: -0.55 C Risk: Thunderstorms probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 20.30 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 204.40 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.44 J/kg Max Up Vert Vel: 9.53 m/s Conv Inhibition (B-): 87.31 J/kg Cap Strength: 2.31 C Lift Cond Lev (LCL): 799.12 mb = 2051.59 m = 6730.84 ft Lev Free Conv (LFC): 604.12 mb = 4386.85 m = 14392.38 ft Equ Level (EL): 484.12 mb = 6150.99 m = 20180.17 ft B at Equ Level: 45.05 J/kg Max Parcel Lev (MPL): 334.12 mb = 8952.31 m = 29370.73 ft Wind level data Storm motion: 296 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 ---------------------------------------------------------- 0 909 943 50 4 -3.1 -2.6 | 95 10 -10.0 0.8 1 881 1219 355 2 0.2 -2.0 | 102 7 -6.7 1.4 2 850 1528 360 5 -0.0 -5.0 | 77 7 -6.9 -1.6 3 791 2134 345 4 1.0 -3.9 | 86 6 -5.9 -0.4 4 764 2438 290 5 4.7 -1.7 | 128 3 -2.2 1.7 5 711 3048 255 10 9.7 2.6 | 205 7 2.7 6.0 6 700 3175 260 10 9.8 1.7 | 210 6 2.9 5.2 7 685 3353 265 10 10.0 0.9 | 215 5 3.0 4.3 8 660 3658 235 13 10.6 7.5 | 199 11 3.7 10.9 9 612 4267 240 16 13.9 8.0 | 211 13 6.9 11.4 10 589 4572 255 13 12.6 3.4 | 220 9 5.6 6.8 11 567 4877 275 13 13.0 -1.1 | 249 6 6.0 2.3 12 526 5486 280 10 9.8 -1.7 | 240 3 2.9 1.7 13 507 5791 260 13 12.8 2.3 | 226 8 5.9 5.7 14 500 5900 275 12 12.0 -1.0 | 245 6 5.0 2.4 15 487 6096 275 13 13.0 -1.1 | 249 6 6.0 2.3 16 469 6401 260 16 15.8 2.8 | 235 11 8.8 6.2 17 416 7315 290 11 10.3 -3.8 | 276 3 3.4 -0.3 18 400 7620 325 10 5.7 -8.2 | 14 5 -1.2 -4.8 19 400 7620 330 10 5.0 -8.7 | 20 6 -1.9 -5.2 20 368 8230 325 11 6.3 -9.0 | 6 6 -0.6 -5.6 21 353 8534 320 10 6.4 -7.7 | 7 4 -0.5 -4.2 22 339 8839 320 4 2.6 -3.1 | 95 4 -4.3 0.4 23 325 9144 325 19 10.9 -15.6 | 342 13 4.0 -12.1 24 312 9449 300 18 15.6 -9.0 | 303 10 8.7 -5.6 25 300 9730 295 18 16.3 -7.6 | 294 10 9.4 -4.2 26 299 9754 300 18 15.6 -9.0 | 303 10 8.7 -5.6 27 286 10058 280 17 16.7 -3.0 | 267 10 9.8 0.5 28 274 10363 285 16 15.5 -4.1 | 275 9 8.5 -0.7 29 251 10973 285 20 19.3 -5.2 | 278 13 12.4 -1.8 30 250 11010 280 20 19.7 -3.5 | 270 13 12.8 -0.1 31 229 11582 260 19 18.7 3.3 | 240 14 11.8 6.7 32 200 12490 240 36 31.2 18.0 | 229 32 24.3 21.4 33 190 12802 240 37 32.0 18.5 | 229 33 25.1 21.9 34 150 14280 245 41 37.2 17.3 | 236 37 30.2 20.7 35 141 14630 240 47 40.7 23.5 | 231 43 33.8 26.9 36 114 15850 230 27 20.7 17.4 | 214 25 13.8 20.8 37 109 16154 245 17 15.4 7.2 | 219 14 8.5 10.6 38 103 16459 270 15 15.0 -0.0 | 247 9 8.1 3.4 39 100 16630 295 18 16.3 -7.6 | 294 10 9.4 -4.2 40 98 16741 300 21 18.2 -10.5 | 302 13 11.3 -7.1 41 98 16764 295 18 16.3 -7.6 | 294 10 9.4 -4.2 42 93 17069 290 18 16.9 -6.2 | 285 10 10.0 -2.7 43 88 17374 315 15 10.6 -10.6 | 333 8 3.7 -7.2 44 83 17678 280 18 17.7 -3.1 | 268 11 10.8 0.3 45 79 17983 315 18 12.7 -12.7 | 328 11 5.8 -9.3 46 71 18593 275 17 16.9 -1.5 | 259 10 10.0 1.9 47 70 18650 220 14 9.0 10.7 | 188 14 2.1 14.1 48 67 18898 250 13 12.2 4.4 | 214 9 5.3 7.9 49 64 19202 215 15 8.6 12.3 | 186 16 1.7 15.7 50 58 19812 270 4 4.0 -0.0 | 140 4 -2.9 3.4 51 52 20422 160 16 -5.5 15.0 | 146 22 -12.4 18.5 52 50 20660 210 5 2.5 4.3 | 150 9 -4.4 7.8 53 49 20726 135 11 -7.8 7.8 | 127 18 -14.7 11.2 54 47 21031 225 2 1.4 1.4 | 131 7 -5.5 4.8 55 45 21336 120 11 -9.5 5.5 | 118 19 -16.4 8.9 56 43 21641 55 12 -9.8 -6.9 | 78 17 -16.7 -3.5 57 39 22250 95 11 -11.0 1.0 | 104 18 -17.9 4.4 58 37 22555 50 21 -16.1 -13.5 | 66 25 -23.0 -10.1 59 35 22860 45 20 -14.1 -14.1 | 63 24 -21.1 -10.7 60 30 23774 60 17 -14.7 -8.5 | 77 22 -21.6 -5.1 61 30 23810 45 16 -11.3 -11.3 | 67 20 -18.2 -7.9 62 28 24079 45 17 -12.0 -12.0 | 66 21 -18.9 -8.6 63 24 24689 85 15 -14.9 -1.3 | 96 22 -21.9 2.1 Wind Parameters Mean winds (0-6000m): 266.3 at 10.3 knts Storm direction: 296.3 at 7.7 knts Shear (0-3000m) pos: 0.0 neg: 3.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 110.1 deg Storm rel helicity (0-3000m) pos: 13.4 neg: -10.3 tot: 3.1 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.53 Bulk Shear: 17.96 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 16 3 94 8| 0.0 3.6 3.6| 1.6 -3.9 -2.2 -4.5 -0.24| 5.5 -1.3 1000 3 4 87 7| 0.0 2.2 2.2| 2.6 -5.3 -2.7 -2.7 -0.21| 3.7 -0.8 1500 351 4 85 6| 0.0 2.7 2.7| 5.4 -5.3 0.1 0.1 0.11| 4.1 0.5 2000 321 5 86 4| 0.0 3.3 3.3| 8.2 -5.3 2.9 1.4 0.29| 4.5 1.3 2500 295 6 121 2| 0.0 3.0 3.0| 10.0 -6.0 4.1 1.6 0.26| 4.6 1.2 3000 273 7 183 3| 0.0 3.2 3.2| 13.4 -10.3 3.1 1.0 0.18| 4.9 0.9 4000 262 9 202 5| 1.2 2.4 3.5| 30.8 -10.3 20.5 5.1 0.30| 5.1 1.5 5000 265 9 211 5| 1.0 2.1 3.1| 34.3 -12.8 21.5 4.3 0.25| 5.0 1.3 6000 266 10 219 5| 1.2 2.2 3.4| 40.5 -16.7 23.7 4.0 0.23| 5.0 1.1 Wrote GIF file: /home/apache/climate/data/raob//SBUL/skewt/SBUL.skewt.20250427.12.gif