UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for SBUL... Searching the city database file for: SBUL ... Date:1200Z 21 DEC 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 108 1 925 798 SFC 910 943 23.8 17.8 69 6.0 19.6 90 11 305.1 307.7 296.1 347.6 14.23 3 864 1391 18.6 16.4 87 2.2 17.1 52 16 304.2 306.7 295.5 345.0 13.71 4 850 1531 18.8 14.0 74 4.8 15.6 40 17 305.8 308.1 294.7 341.6 11.91 5 849 1541 18.8 13.9 73 4.9 15.5 40 17 305.9 308.1 294.7 341.5 11.84 6 705 3111 8.2 7.6 96 0.6 7.8 93 8 310.9 312.7 294.2 339.6 9.34 7 700 3170 7.8 6.3 90 1.5 6.9 100 8 311.1 312.7 293.7 337.6 8.59 8 680 3408 7.0 2.5 73 4.5 4.5 70 8 312.8 314.1 292.7 333.9 6.75 9 628 4056 1.8 -2.6 73 4.4 -0.4 349 6 314.1 315.0 291.7 330.0 5.03 10 618 4185 1.2 -6.8 55 8.0 -2.4 332 6 314.8 315.5 290.8 326.8 3.72 11 601 4409 1.8 -26.2 10 28.0 -6.5 344 7 318.1 318.2 288.9 320.7 0.75 12 534 5352 -4.1 -26.1 16 22.0 -10.4 135 12 321.9 322.1 290.2 324.9 0.85 13 519 5576 -3.7 -47.7 2 44.0 -11.6 135 16 325.0 325.1 290.4 325.4 0.10 14 500 5870 -5.3 -45.3 3 40.0 -12.6 135 20 326.6 326.6 290.9 327.1 0.13 15 460 6524 -7.7 -52.7 1 45.0 -14.7 132 31 331.5 331.5 292.2 331.7 0.06 16 457 6575 -7.7 -52.7 1 45.0 -14.7 129 30 332.1 332.1 292.3 332.3 0.06 17 427 7101 -12.3 -53.3 2 41.0 -18.0 113 27 332.7 332.7 292.5 333.0 0.06 18 400 7600 -14.5 -55.5 2 41.0 -19.7 95 26 336.1 336.2 293.4 336.4 0.05 19 322 9203 -25.3 -49.3 9 24.0 -28.0 152 35 342.7 342.7 295.1 343.3 0.13 20 300 9710 -29.9 -47.9 16 18.0 -31.8 140 44 343.2 343.3 295.3 343.9 0.17 21 250 10980 -41.1 -48.1 47 7.0 -41.6 155 45 345.0 345.0 295.7 345.8 0.20 22 235 11394 -45.3 -49.2 65 3.9 -45.5 157 49 344.8 344.8 295.6 345.5 0.18 23 233 11451 -45.1 -56.1 28 11.0 -45.6 157 49 345.9 345.9 295.8 346.3 0.08 24 229 11566 -45.3 -56.3 28 11.0 -45.8 157 50 347.3 347.3 296.1 347.7 0.08 25 227 11624 -45.5 -54.5 36 9.0 -45.9 158 51 347.9 347.9 296.3 348.3 0.10 26 204 12323 -51.5 -56.5 55 5.0 -51.7 160 55 349.2 349.3 296.5 349.6 0.09 27 200 12450 -52.7 -59.7 42 7.0 -52.9 160 53 349.3 349.3 296.5 349.6 0.06 28 184 12985 -56.3 -64.3 36 8.0 -56.5 152 42 351.9 351.9 297.1 352.1 0.04 29 181 13090 -56.7 -74.7 9 18.0 -56.9 150 40 352.9 352.9 297.3 352.9 0.01 30 168 13560 -59.9 -77.9 8 18.0 -60.1 157 37 355.2 355.2 297.7 355.2 0.01 31 150 14260 -65.3 -80.3 11 15.0 -65.4 165 48 357.6 357.6 298.2 357.6 0.00 32 127 15259 -71.7 -84.7 13 13.0 -71.8 157 50 363.5 363.5 299.4 363.5 0.00 33 100 16650 -77.7 -90.7 11 13.0 -77.7 110 42 377.6 377.6 301.9 377.6 0.00 34 85 17569 -82.9 -91.9 20 9.0 -82.9 120 34 385.0 385.0 303.1 385.0 0.00 35 74 18340 -83.9 -91.9 23 8.0 -83.9 110 44 398.5 398.5 305.0 398.5 0.00 36 70 18650 -81.7 -90.7 20 9.0 -81.7 105 49 409.6 409.6 306.5 409.6 0.00 37 52 20366 -68.9 -90.9 3 22.0 -69.1 97 36 475.8 475.8 313.1 475.8 0.00 38 50 20600 -68.5 -90.5 3 22.0 -68.7 95 26 482.1 482.1 313.6 482.1 0.00 39 46 21101 -67.3 -90.3 2 23.0 -67.5 92 27 496.6 496.6 314.7 496.6 0.00 40 43 21506 -68.3 -91.3 2 23.0 -68.5 94 32 503.8 503.8 315.2 503.8 0.00 41 33 23125 -60.3 -89.3 1 29.0 -61.1 85 42 564.6 564.7 318.9 564.7 0.00 42 30 23720 -59.3 -88.3 1 29.0 -60.3 90 38 583.0 583.0 319.8 583.0 0.01 43 24 25132 -56.5 -86.5 1 30.0 -58.1 86 32 629.5 629.5 321.9 629.6 0.01 44 20 26290 -57.5 -86.5 1 29.0 -59.2 100 23 660.2 660.2 323.1 660.2 0.01 45 19 26614 -57.5 -87.5 1 30.0 -59.3 104 19 669.9 669.9 323.4 670.0 0.01 TRP 85 17569 -82.9 -91.9 20 9.0 -82.9 120 34 385.0 385.0 303.1 385.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 580.56 mb = 4696.75 m = 15409.10 ft Wetbulb zero: 632.17 mb = 4001.64 m = 13128.59 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 56.50 % Est. max temperature: 27.58 C = 81.65 F Sfc-Lift cond lev (LCL): 833.44 mb = 1697.34 m = 5568.63 ft T: 17.75 C 700-500 lapse rate: 4.85 C/km ThetaE index: 26.92 C Layer 864.0- 534.0 mb Conv cond level (CCL): 776.30 mb = 2297.32 m = 7537.06 ft Mean mixing ratio: 12.79 g/kg Conv temperature: 27.03 C = 80.66 F Cap Strength: 1.68 C Lifted Index: -0.05 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.96 C Lifted Index @700 mb: -1.01 C Showalter Index: 0.83 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.30 C K Index: 36.60 Risk: > 80 % chance of thunderstorms Sweat Index: 222.00 Risk: None Energy Index: -2.72 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 149.68 J/kg Max Up Vert Vel: 17.30 m/s Conv Inhibition (B-): 35.94 J/kg Cap Strength: 1.68 C Lift Cond Lev (LCL): 808.69 mb = 1952.06 m = 6404.33 ft Lev Free Conv (LFC): 733.69 mb = 2774.19 m = 9101.56 ft Equ Level (EL): 493.69 mb = 5969.73 m = 19585.51 ft B at Equ Level: 148.68 J/kg Max Parcel Lev (MPL): 333.69 mb = 8939.38 m = 29328.31 ft Wind level data Storm motion: 136 at 10 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 ---------------------------------------------------------- 0 910 943 90 11 -11.0 0.0 | 30 8 -4.1 -7.1 1 850 1531 40 17 -10.9 -13.0 | 11 21 -4.0 -20.2 2 821 1829 30 13 -6.5 -11.3 | 359 18 0.4 -18.4 3 791 2134 340 10 3.4 -9.4 | 328 20 10.3 -16.5 4 763 2438 20 6 -2.1 -5.6 | 339 14 4.9 -12.8 5 700 3170 100 8 -7.9 1.4 | 9 6 -1.0 -5.7 6 611 4267 320 6 3.9 -4.6 | 317 16 10.8 -11.7 7 545 5182 135 10 -7.1 7.1 | 65 0 -0.1 -0.1 8 500 5870 135 20 -14.1 14.1 | 134 10 -7.2 7.0 9 486 6096 135 25 -17.7 17.7 | 134 15 -10.8 10.5 10 467 6401 140 33 -21.2 25.3 | 142 23 -14.3 18.1 11 449 6706 120 28 -24.2 14.0 | 112 19 -17.3 6.9 12 432 7010 120 26 -22.5 13.0 | 111 17 -15.6 5.9 13 415 7315 95 28 -27.9 2.4 | 77 21 -21.0 -4.7 14 400 7600 95 26 -25.9 2.3 | 76 20 -19.0 -4.9 15 383 7925 100 23 -22.7 4.0 | 79 16 -15.7 -3.1 16 367 8230 120 18 -15.6 9.0 | 102 9 -8.7 1.9 17 338 8839 160 29 -9.9 27.3 | 172 20 -3.0 20.1 18 300 9710 140 44 -28.3 33.7 | 141 34 -21.4 26.6 19 285 10058 140 45 -28.9 34.5 | 141 35 -22.0 27.3 20 261 10668 160 43 -14.7 40.4 | 167 34 -7.8 33.3 21 250 10980 155 45 -19.0 40.8 | 160 36 -12.1 33.6 22 208 12192 160 56 -19.2 52.6 | 165 47 -12.2 45.5 23 200 12450 160 53 -18.1 49.8 | 165 44 -11.2 42.7 24 180 13106 150 39 -19.5 33.8 | 155 29 -12.6 26.6 25 156 14021 165 35 -9.1 33.8 | 175 27 -2.1 26.7 26 150 14260 165 48 -12.4 46.4 | 172 40 -5.5 39.2 27 134 14935 160 55 -18.8 51.7 | 165 46 -11.9 44.5 28 121 15545 155 45 -19.0 40.8 | 160 36 -12.1 33.6 29 100 16650 110 42 -39.5 14.4 | 103 33 -32.5 7.2 30 98 16764 115 41 -37.2 17.3 | 109 32 -30.2 10.2 31 88 17374 105 41 -39.6 10.6 | 96 33 -32.7 3.5 32 85 17569 120 34 -29.4 17.0 | 114 25 -22.5 9.9 33 83 17678 120 34 -29.4 17.0 | 114 25 -22.5 9.9 34 70 18650 105 49 -47.3 12.7 | 98 41 -40.4 5.5 35 67 18898 105 50 -48.3 12.9 | 98 42 -41.4 5.8 36 57 19812 120 31 -26.8 15.5 | 113 22 -19.9 8.4 37 52 20422 95 36 -35.9 3.1 | 82 29 -28.9 -4.0 38 50 20600 95 26 -25.9 2.3 | 76 20 -19.0 -4.9 39 49 20726 90 23 -23.0 0.0 | 66 18 -16.1 -7.1 40 42 21641 95 33 -32.9 2.9 | 81 26 -25.9 -4.3 41 38 22250 80 34 -33.5 -5.9 | 64 30 -26.6 -13.0 42 36 22555 95 33 -32.9 2.9 | 81 26 -25.9 -4.3 43 33 23165 85 42 -41.8 -3.7 | 73 37 -34.9 -10.8 44 31 23470 80 39 -38.4 -6.8 | 66 34 -31.5 -13.9 45 30 23720 90 38 -38.0 0.0 | 77 32 -31.1 -7.1 46 30 23774 85 45 -44.8 -3.9 | 74 39 -37.9 -11.1 47 25 24994 100 32 -31.5 5.6 | 86 25 -24.6 -1.6 48 23 25298 70 33 -31.0 -11.3 | 53 30 -24.1 -18.4 49 22 25603 70 25 -23.5 -8.6 | 47 23 -16.6 -15.7 50 21 25908 85 24 -23.9 -2.1 | 61 19 -17.0 -9.2 51 20 26213 70 21 -19.7 -7.2 | 42 19 -12.8 -14.3 52 20 26290 100 23 -22.7 4.0 | 79 16 -15.7 -3.1 53 19 26518 105 18 -17.4 4.7 | 77 11 -10.5 -2.5 54 17 26822 100 26 -25.6 4.5 | 82 19 -18.7 -2.6 Wind Parameters Mean winds (0-6000m): 105.9 at 13.3 knts Storm direction: 135.9 at 9.9 knts Shear (0-3000m) pos: 1.9 neg: 3.9 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): -56.0 deg Storm rel helicity (0-3000m) pos: 30.5 neg: -119.3 tot: -88.8 m^2/s^2 ave: -29.6 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 9.7 stream: -3.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 11.85 Bulk Shear: 12.63 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 63 14 21 14| 0.0 11.2 11.2| 0.0 -14.7 -14.7 -29.4 -0.33| 11.6 -3.8 1000 47 14 12 17| 0.0 7.5 7.5| 0.0 -64.4 -64.4 -64.4 -0.60| 11.5 -6.9 1500 36 12 1 17| 2.1 5.0 7.0| 14.6 -95.4 -80.8 -53.9 -0.46| 12.0 -5.6 2000 38 11 359 16| 2.8 3.7 6.5| 28.5 -95.4 -66.9 -33.4 -0.28| 10.7 -3.0 2500 45 10 2 14| 2.2 3.2 5.5| 30.5 -98.5 -68.0 -27.2 -0.25| 10.1 -2.5 3000 44 10 360 14| 1.9 3.9 5.7| 30.5-119.3 -88.8 -29.6 -0.32| 9.7 -3.1 4000 43 9 357 14| 2.8 3.0 5.8| 78.3-136.7 -58.4 -14.6 -0.12| 10.0 -1.2 5000 76 10 17 10| 3.1 1.6 4.7| 81.0-136.7 -55.7 -11.1 -0.05| 10.0 -0.5 6000 106 13 59 7| 3.5 2.0 5.6| 90.4-193.8-103.4 -17.2 -0.12| 10.3 -1.2 Wrote GIF file: /home/apache/climate/data/raob//SBUL/skewt/SBUL.skewt.20251221.12.gif