UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for SBUG... Searching the city database file for: SBUG ... Date:1200Z 1 DEC 25 Station: SBUG WMO ident: 83928 Latitude: -29.78 Longitude: -57.04 Elevation: 74.00 ------------------------------------------------------------------------------- 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 1000 74 22.8 18.8 78 4.0 20.1 125 8 296.0 298.4 293.2 335.6 13.78 1 994 127 21.2 17.7 80 3.5 18.8 133 7 294.9 297.2 292.2 331.9 12.92 2 952 501 18.2 16.1 88 2.1 16.8 141 6 295.5 297.7 291.9 330.5 12.18 3 925 750 19.6 15.7 78 3.9 17.0 205 4 299.4 301.6 293.0 335.0 12.21 4 895 1034 19.6 12.6 64 7.0 15.1 195 11 302.2 304.1 292.4 332.7 10.29 5 850 1478 17.8 10.8 64 7.0 13.4 215 3 304.8 306.6 292.7 333.6 9.61 6 809 1899 14.6 10.0 74 4.6 11.7 314 2 305.7 307.5 292.9 334.5 9.57 7 797 2026 14.6 8.6 67 6.0 10.9 299 2 307.0 308.7 292.7 333.8 8.83 8 781 2198 16.0 3.0 42 13.0 8.6 288 3 310.3 311.5 291.5 329.2 6.09 9 700 3119 8.8 1.8 61 7.0 4.9 265 17 312.2 313.4 292.2 331.7 6.24 10 666 3528 5.0 2.1 81 2.9 3.4 269 21 312.4 313.7 292.6 333.3 6.70 11 656 3651 4.4 -1.6 65 6.0 1.3 270 22 313.1 314.1 291.6 329.5 5.19 12 645 3788 5.0 -14.0 24 19.0 -2.6 264 21 315.3 315.7 289.3 321.9 2.01 13 631 3967 4.0 -19.0 17 23.0 -4.1 256 20 316.2 316.4 288.9 320.7 1.35 14 598 4400 0.2 -19.8 21 20.0 -6.5 263 21 316.7 316.9 289.1 321.2 1.33 15 580 4645 0.0 -28.0 10 28.0 -7.9 250 23 319.2 319.3 289.2 321.5 0.66 16 500 5810 -10.3 -30.3 18 20.0 -14.9 260 37 320.5 320.6 289.6 322.7 0.62 17 481 6107 -13.1 -30.1 23 17.0 -16.9 255 34 320.6 320.7 289.6 322.9 0.65 18 457 6495 -16.9 -23.9 55 7.0 -18.7 264 35 320.6 320.8 290.2 324.8 1.21 19 451 6595 -16.9 -28.9 35 12.0 -19.6 263 37 321.8 321.9 290.1 324.5 0.78 20 440 6780 -18.1 -27.1 45 9.0 -20.1 262 42 322.6 322.7 290.5 325.9 0.94 21 436 6848 -18.5 -30.5 34 12.0 -21.0 261 44 322.9 323.0 290.4 325.4 0.69 22 433 6900 -18.1 -42.1 10 24.0 -21.7 260 45 324.0 324.1 290.2 324.9 0.22 23 415 7217 -19.5 -46.5 7 27.0 -22.9 258 52 326.2 326.2 290.8 326.7 0.14 24 400 7490 -21.3 -40.3 16 19.0 -24.1 255 59 327.3 327.4 291.3 328.4 0.28 25 382 7828 -23.7 -45.7 11 22.0 -26.3 255 62 328.5 328.5 291.5 329.1 0.17 26 380 7867 -23.9 -34.9 36 11.0 -25.8 255 62 328.7 328.8 291.9 330.6 0.52 27 370 8061 -24.9 -48.9 9 24.0 -27.5 255 64 329.9 329.9 291.8 330.4 0.12 28 353 8402 -27.3 -51.3 8 24.0 -29.5 256 69 331.1 331.2 292.1 331.5 0.10 29 316 9194 -30.9 -53.9 9 23.0 -32.7 260 87 336.8 336.8 293.6 337.1 0.08 30 300 9560 -34.1 -53.1 13 19.0 -35.5 260 89 337.3 337.3 293.7 337.7 0.09 31 279 10063 -38.7 -51.7 24 13.0 -39.5 265 87 337.8 337.8 293.9 338.2 0.12 32 256 10649 -42.3 -62.3 9 20.0 -43.1 269 101 340.9 340.9 294.6 341.0 0.03 33 250 10810 -41.9 -65.9 6 24.0 -42.8 270 105 343.8 343.8 295.3 343.9 0.02 34 243 11001 -42.5 -66.5 6 24.0 -43.3 271 108 345.7 345.7 295.7 345.8 0.02 35 227 11454 -46.7 -62.7 15 16.0 -47.2 274 114 346.1 346.1 295.8 346.2 0.04 36 219 11690 -48.1 -53.1 56 5.0 -48.3 276 116 347.5 347.5 296.2 348.0 0.13 37 214 11841 -48.7 -61.7 21 13.0 -49.1 279 116 348.8 348.8 296.4 349.0 0.04 38 200 12280 -52.3 -61.3 33 9.0 -52.5 285 116 349.9 350.0 296.7 350.2 0.05 39 188 12677 -55.7 -62.7 41 7.0 -55.9 289 116 350.7 350.7 296.8 350.9 0.04 40 184 12813 -56.9 -64.3 38 7.5 -57.1 290 116 351.0 351.0 296.9 351.1 0.04 41 171 13272 -60.9 -69.9 30 9.0 -61.0 287 114 351.7 351.7 297.0 351.8 0.02 42 155 13885 -59.1 -82.1 4 23.0 -59.3 275 85 364.8 364.8 299.6 364.8 0.00 43 150 14090 -60.1 -82.1 4 22.0 -60.3 270 73 366.5 366.5 299.9 366.6 0.00 44 110 15978 -72.3 -89.3 6 17.0 -72.3 235 48 377.6 377.6 301.9 377.6 0.00 45 100 16540 -72.5 -89.5 6 17.0 -72.6 280 19 387.6 387.6 303.5 387.7 0.00 46 94 16901 -75.1 -90.1 8 15.0 -75.2 275 27 389.5 389.5 303.7 389.5 0.00 47 92 17026 -73.3 -89.3 7 16.0 -73.3 271 28 395.4 395.4 304.6 395.4 0.00 48 78 17983 -76.3 -88.3 13 12.0 -76.3 225 23 408.3 408.3 306.3 408.3 0.00 49 70 18610 -74.1 -88.1 10 14.0 -74.2 235 17 425.9 425.9 308.4 425.9 0.00 50 54 20148 -67.3 -89.3 3 22.0 -67.5 191 19 474.3 474.3 313.0 474.3 0.00 51 50 20610 -68.5 -89.5 3 21.0 -68.7 65 10 482.1 482.1 313.6 482.1 0.00 52 40 21971 -61.5 -88.5 2 27.0 -62.1 34 10 531.4 531.4 317.0 531.4 0.00 53 30 23760 -60.3 -87.3 2 27.0 -61.2 325 6 580.3 580.3 319.7 580.3 0.01 54 28 24190 -59.9 -87.9 1 28.0 -60.9 278 6 592.9 592.9 320.3 593.0 0.01 55 24 25170 -52.5 -84.5 1 32.0 -54.9 184 14 641.2 641.2 322.3 641.2 0.01 56 20 26350 -51.7 -83.7 1 32.0 -54.7 70 10 677.9 677.9 323.7 678.1 0.02 57 18 27036 -50.3 -82.3 1 32.0 -53.9 62 12 703.1 703.1 324.6 703.3 0.03 58 18 27036 -50.3 -82.3 1 32.0 -53.9 62 12 703.1 703.1 324.6 703.3 0.03 TRP 94 16901 -75.1 -90.1 8 15.0 -75.2 275 27 389.5 389.5 303.7 389.5 0.00 WND 184 12813 -56.9 -64.3 38 7.5 -57.1 290 116 351.0 351.0 296.9 351.1 0.04 Sounding variables and indices 1000-500 mb thick: 5736.00 m Freezing level: 580.00 mb = 4644.68 m = 15238.26 ft Wetbulb zero: 652.28 mb = 3697.01 m = 12129.15 ft Precipitable water: 1.34 inches Sfc-500 mean rel hum: 47.19 % Est. max temperature: 31.64 C = 88.96 F Sfc-Lift cond lev (LCL): 943.14 mb = 582.00 m = 1909.41 ft T: 18.65 C 700-500 lapse rate: 7.10 C/km ThetaE index: 5.34 C Layer 797.0- 700.0 mb Conv cond level (CCL): 737.02 mb = 2685.71 m = 8811.27 ft Mean mixing ratio: 12.20 g/kg Conv temperature: 38.21 C = 100.78 F Cap Strength: 6.31 C Lifted Index: -0.24 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.55 C Lifted Index @700 mb: 3.57 C Showalter Index: -0.74 C Risk: Thunderstorms probable Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 21.10 C K Index: 31.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 176.60 Risk: None Energy Index: -2.03 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 87.41 J/kg Max Up Vert Vel: 13.22 m/s Conv Inhibition (B-): 562.55 J/kg Cap Strength: 6.31 C Lift Cond Lev (LCL): 900.94 mb = 977.38 m = 3206.60 ft Lev Free Conv (LFC): 505.94 mb = 5717.31 m = 18757.35 ft Equ Level (EL): 415.94 mb = 7200.06 m = 23621.97 ft B at Equ Level: 86.70 J/kg Max Parcel Lev (MPL): 325.94 mb = 8972.08 m = 29435.61 ft Wind level data Storm motion: 284 at 13 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 1000 74 125 8 -6.6 4.6 | 112 20 -18.9 7.7 1 1000 77 135 7 -4.9 4.9 | 115 19 -17.3 8.1 2 974 305 125 9 -7.4 5.2 | 113 21 -19.7 8.3 3 940 610 150 5 -2.5 4.3 | 117 17 -14.8 7.5 4 925 750 205 4 1.7 3.6 | 122 13 -10.6 6.8 5 908 914 190 13 2.3 12.8 | 148 19 -10.1 15.9 6 850 1478 215 3 1.7 2.5 | 118 12 -10.6 5.6 7 845 1524 0 0 -0.0 -0.0 | 104 13 -12.3 3.1 8 787 2134 285 3 2.9 -0.8 | 104 10 -9.4 2.3 9 759 2438 300 5 4.3 -2.5 | 94 8 -8.0 0.6 10 732 2743 260 11 10.8 1.9 | 163 5 -1.5 5.0 11 700 3119 265 17 16.9 1.5 | 225 7 4.6 4.6 12 654 3658 270 22 22.0 -0.0 | 252 10 9.7 3.1 13 630 3962 255 20 19.3 5.2 | 220 11 7.0 8.3 14 606 4267 270 20 20.0 -0.0 | 248 8 7.7 3.1 15 584 4572 250 22 20.7 7.5 | 218 14 8.3 10.6 16 521 5486 255 39 37.7 10.1 | 242 29 25.3 13.2 17 500 5810 260 37 36.4 6.4 | 248 26 24.1 9.6 18 481 6096 255 34 32.8 8.8 | 240 24 20.5 11.9 19 462 6401 265 33 32.9 2.9 | 254 21 20.5 6.0 20 400 7490 255 59 57.0 15.3 | 248 48 44.7 18.4 21 361 8230 255 65 62.8 16.8 | 248 54 50.5 19.9 22 318 9144 260 87 85.7 15.1 | 256 76 73.3 18.2 23 300 9560 260 89 87.6 15.5 | 256 78 75.3 18.6 24 279 10058 265 87 86.7 7.6 | 262 75 74.3 10.7 25 250 10810 270 105 105.0 -0.0 | 268 93 92.7 3.1 26 222 11582 275 116 115.6 -10.1 | 274 103 103.2 -7.0 27 200 12280 285 116 112.0 -30.0 | 285 103 99.7 -26.9 28 184 12813 290 116 109.0 -39.7 | 291 103 96.7 -36.5 29 176 13106 290 116 109.0 -39.7 | 291 103 96.7 -36.5 30 167 13411 285 113 109.1 -29.2 | 285 100 96.8 -26.1 31 150 14090 270 73 73.0 -0.0 | 267 61 60.7 3.1 32 144 14326 270 74 74.0 -0.0 | 267 62 61.7 3.1 33 112 15850 235 53 43.4 30.4 | 223 46 31.1 33.5 34 101 16459 235 29 23.8 16.6 | 210 23 11.4 19.8 35 100 16540 280 19 18.7 -3.3 | 272 6 6.4 -0.2 36 96 16764 275 19 18.9 -1.7 | 257 7 6.6 1.5 37 94 16901 275 27 26.9 -2.4 | 267 15 14.6 0.8 38 91 17069 270 29 29.0 -0.0 | 259 17 16.7 3.1 39 87 17374 265 20 19.9 1.7 | 237 9 7.6 4.9 40 78 17983 225 23 16.3 16.3 | 191 20 3.9 19.4 41 74 18288 245 21 19.0 8.9 | 209 14 6.7 12.0 42 70 18593 225 15 10.6 10.6 | 173 14 -1.7 13.7 43 70 18610 235 17 13.9 9.8 | 187 13 1.6 12.9 44 60 19507 260 4 3.9 0.7 | 114 9 -8.4 3.8 45 57 19812 255 10 9.7 2.6 | 155 6 -2.7 5.7 46 54 20117 195 19 4.9 18.4 | 161 23 -7.4 21.5 47 52 20422 165 16 -4.1 15.5 | 138 25 -16.5 18.6 48 50 20610 65 10 -9.1 -4.2 | 87 21 -21.4 -1.1 49 44 21336 15 10 -2.6 -9.7 | 66 16 -14.9 -6.5 50 40 21946 25 11 -4.6 -10.0 | 68 18 -17.0 -6.8 51 38 22250 95 2 -2.0 0.2 | 103 15 -14.3 3.3 52 36 22555 120 10 -8.7 5.0 | 111 23 -21.0 8.1 53 35 22860 70 10 -9.4 -3.4 | 89 22 -21.7 -0.3 54 33 23165 10 23 -4.0 -22.7 | 40 25 -16.3 -19.5 55 30 23760 325 6 3.4 -4.9 | 79 9 -8.9 -1.8 56 30 23774 5 14 -1.2 -13.9 | 51 17 -13.6 -10.8 57 27 24384 240 3 2.6 1.5 | 115 11 -9.7 4.6 58 26 24689 150 11 -5.5 9.5 | 125 22 -17.8 12.7 59 25 24994 190 13 2.3 12.8 | 148 19 -10.1 15.9 60 24 25298 180 14 0.0 14.0 | 144 21 -12.3 17.1 61 22 25603 80 15 -14.8 -2.6 | 91 27 -27.1 0.5 62 21 25908 55 22 -18.0 -12.6 | 73 32 -30.4 -9.5 63 20 26350 70 10 -9.4 -3.4 | 89 22 -21.7 -0.3 64 19 26518 80 13 -12.8 -2.3 | 92 25 -25.1 0.9 65 18 26822 55 11 -9.0 -6.3 | 82 22 -21.3 -3.2 66 15 27432 85 11 -11.0 -1.0 | 95 23 -23.3 2.2 Wind Parameters Mean winds (0-6000m): 254.2 at 17.0 knts Storm direction: 284.2 at 12.7 knts Shear (0-3000m) pos: 1.4 neg: 2.8 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 57.1 neg: -41.8 tot: 15.3 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 1.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.32 Bulk Shear: 66.30 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 ------------------------------------------------------------------------------- 500 129 8 114 20| 3.7 0.0 3.7| 10.2 -2.1 8.1 16.2 0.26| 6.2 1.6 1000 159 8 125 19| 5.6 0.0 5.6| 40.9 -5.6 35.3 35.3 0.43| 10.2 4.4 1500 169 7 127 17| 2.8 0.0 2.8| 40.9 -36.6 4.3 2.9 -0.02| 10.5 -0.2 2000 174 6 124 16| 2.1 0.7 2.8| 42.2 -39.2 3.1 1.5 -0.03| 8.6 -0.2 2500 189 5 126 14| 1.7 1.6 3.2| 44.7 -41.8 2.9 1.2 -0.01| 8.1 -0.1 3000 220 7 135 11| 1.4 2.8 4.2| 57.1 -41.8 15.3 5.1 0.19| 8.5 1.6 4000 250 10 156 7| 1.7 2.0 3.7| 69.4 -56.3 13.1 3.3 0.15| 8.0 1.2 5000 253 13 180 7| 2.2 1.9 4.1| 98.6 -71.5 27.1 5.4 0.14| 8.5 1.2 6000 254 17 207 9| 2.5 1.2 3.7|138.7 -92.1 46.6 7.8 0.15| 8.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//SBUG/skewt/SBUG.skewt.20251201.12.gif