UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:1200Z 30 DEC 25 Station: SBSM WMO ident: 83937 Latitude: -29.71 Longitude: -53.69 Elevation: 85.00 ------------------------------------------------------------------------------- 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 85 24.0 20.7 82 3.3 21.7 120 5 297.1 300.0 294.8 342.1 15.55 1 996 120 22.0 20.4 91 1.6 20.9 96 5 295.5 298.2 294.2 339.5 15.32 2 962 425 19.8 19.8 100 0.0 19.8 92 5 296.2 299.0 294.4 340.2 15.28 3 929 730 21.6 18.1 80 3.5 19.2 88 6 301.0 303.6 295.0 342.8 14.21 4 925 768 21.4 18.0 81 3.4 19.1 90 6 301.2 303.8 295.0 342.9 14.18 5 861 1388 17.6 16.5 93 1.1 16.8 121 9 303.5 306.0 295.4 344.6 13.85 6 850 1499 17.8 14.3 80 3.5 15.5 115 8 304.8 307.0 294.6 341.1 12.15 7 837 1631 18.2 9.2 56 9.0 12.6 100 7 306.6 308.2 292.5 333.0 8.76 8 733 2754 9.8 8.4 91 1.4 8.9 328 2 309.2 311.0 293.9 338.2 9.48 9 716 2949 9.2 -0.8 50 10.0 3.9 311 2 310.7 311.6 290.7 326.4 5.04 10 707 3055 8.4 6.9 90 1.5 7.5 302 1 310.9 312.6 293.9 338.2 8.87 11 701 3125 8.2 6.6 90 1.6 7.2 296 1 311.4 313.1 293.9 338.4 8.76 12 700 3137 8.2 6.3 88 1.9 7.1 295 1 311.6 313.2 293.9 338.1 8.59 13 696 3184 8.2 5.3 82 2.9 6.5 309 1 312.1 313.6 293.6 337.0 8.05 14 687 3292 9.0 -14.0 18 23.0 -0.3 341 0 314.1 314.5 288.8 320.3 1.88 15 677 3413 8.4 -25.6 7 34.0 -2.3 10 0 314.8 314.9 287.8 317.2 0.70 16 634 3952 6.0 -23.0 10 29.0 -3.6 108 2 318.0 318.2 289.1 321.3 0.95 17 608 4293 3.2 -19.8 17 23.0 -4.8 171 3 318.6 318.9 289.7 323.1 1.31 18 591 4522 1.2 -2.9 74 4.1 -0.9 212 6 318.9 319.9 293.3 335.7 5.23 19 578 4701 0.0 -2.7 82 2.7 -1.4 245 8 319.5 320.6 293.6 337.0 5.43 20 537 5287 -2.7 -18.7 28 16.0 -8.3 287 15 323.1 323.4 291.3 328.7 1.63 21 529 5406 -3.3 -12.3 50 9.0 -7.0 277 17 323.8 324.3 292.6 333.2 2.81 22 517 5587 -4.3 -16.3 39 12.0 -8.8 273 18 324.7 325.1 292.2 331.8 2.07 23 513 5648 -4.5 -10.5 63 6.0 -7.1 275 19 325.2 325.8 293.4 336.4 3.35 24 502 5819 -4.9 -21.9 25 17.0 -10.4 278 19 326.7 327.0 292.1 331.3 1.32 25 500 5850 -5.1 -21.1 27 16.0 -10.4 275 20 326.8 327.1 292.2 331.8 1.42 26 494 5945 -5.3 -14.3 49 9.0 -8.9 273 20 327.7 328.2 293.4 336.5 2.56 27 408 7412 -16.3 -21.3 65 5.0 -17.8 267 25 331.9 332.3 293.8 338.0 1.71 28 400 7560 -17.1 -23.1 60 6.0 -18.8 270 27 332.8 333.1 293.9 338.1 1.49 29 388 7789 -17.5 -31.5 28 14.0 -20.6 272 28 335.2 335.3 293.8 337.8 0.71 30 366 8224 -20.7 -42.7 12 22.0 -24.0 265 32 336.5 336.6 293.7 337.5 0.24 31 344 8682 -23.3 -33.3 39 10.0 -25.2 279 30 339.0 339.2 294.7 341.6 0.67 32 325 9095 -26.7 -43.7 18 17.0 -28.9 282 30 339.9 339.9 294.5 340.9 0.24 33 302 9623 -30.3 -37.3 50 7.0 -31.3 276 33 342.0 342.1 295.3 344.0 0.51 34 300 9670 -30.5 -41.5 33 11.0 -31.9 275 33 342.4 342.5 295.2 343.7 0.34 35 296 9765 -31.1 -48.1 17 17.0 -32.8 274 33 342.9 342.9 295.1 343.5 0.17 36 289 9935 -32.1 -45.1 26 13.0 -33.5 272 34 343.8 343.8 295.4 344.7 0.24 37 273 10334 -35.7 -41.7 54 6.0 -36.4 273 36 344.2 344.3 295.7 345.6 0.36 38 251 10913 -40.3 -44.7 63 4.4 -40.7 280 41 345.8 345.8 296.0 346.9 0.28 39 250 10940 -40.5 -45.0 62 4.5 -40.9 280 41 345.9 345.9 296.0 347.0 0.28 40 222 11737 -46.9 -52.9 50 6.0 -47.2 280 45 348.0 348.0 296.3 348.5 0.13 41 215 11949 -48.7 -51.9 69 3.2 -48.8 279 47 348.4 348.4 296.4 349.0 0.15 42 207 12197 -50.5 -57.5 43 7.0 -50.8 271 49 349.3 349.4 296.5 349.7 0.08 43 200 12420 -52.3 -57.3 55 5.0 -52.5 265 52 349.9 350.0 296.7 350.3 0.08 44 179 13125 -58.5 -61.2 71 2.7 -58.6 265 54 351.1 351.1 296.9 351.3 0.06 45 169 13484 -60.1 -69.1 30 9.0 -60.2 265 55 354.2 354.3 297.5 354.3 0.02 46 158 13900 -63.3 -70.3 38 7.0 -63.4 263 50 355.7 355.7 297.8 355.8 0.02 47 150 14220 -60.7 -85.7 2 25.0 -60.9 260 39 365.5 365.5 299.8 365.5 0.00 48 148 14304 -60.7 -83.7 3 23.0 -60.9 260 39 366.9 366.9 300.0 366.9 0.00 49 104 16439 -72.9 -87.9 9 15.0 -72.9 290 16 382.6 382.6 302.6 382.6 0.00 50 101 16611 -71.7 -88.7 6 17.0 -71.8 290 12 388.1 388.1 303.5 388.1 0.00 51 100 16670 -72.1 -89.1 6 17.0 -72.2 290 11 388.4 388.4 303.6 388.4 0.00 52 71 18640 -80.7 -90.7 17 10.0 -80.7 168 16 410.1 410.1 306.5 410.1 0.00 53 70 18720 -80.7 -90.7 17 10.0 -80.7 155 14 411.7 411.7 306.7 411.7 0.00 54 56 19997 -74.9 -87.9 12 13.0 -75.0 123 21 452.1 452.1 311.1 452.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 578.00 mb = 4700.65 m = 15421.88 ft Wetbulb zero: 687.36 mb = 3287.39 m = 10785.28 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 59.56 % Est. max temperature: 31.64 C = 88.96 F Sfc-Lift cond lev (LCL): 953.11 mb = 505.91 m = 1659.79 ft T: 20.28 C 700-500 lapse rate: 4.90 C/km ThetaE index: 21.21 C Layer 700.0- 634.0 mb Conv cond level (CCL): 817.30 mb = 1832.88 m = 6013.31 ft Mean mixing ratio: 14.77 g/kg Conv temperature: 33.90 C = 93.03 F Cap Strength: 3.18 C Lifted Index: 1.09 C Risk: Showers probable Lifted Index @300 mb: 2.70 C Lifted Index @700 mb: 0.06 C Showalter Index: 1.27 C Risk: Showers probable Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.40 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 207.60 Risk: None Energy Index: -1.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.95 J/kg Max Up Vert Vel: 8.12 m/s Conv Inhibition (B-): 124.66 J/kg Cap Strength: 3.11 C Lift Cond Lev (LCL): 923.73 mb = 779.86 m = 2558.58 ft Lev Free Conv (LFC): 728.73 mb = 2802.68 m = 9195.04 ft Equ Level (EL): 718.73 mb = 2917.73 m = 9572.50 ft B at Equ Level: 29.31 J/kg Max Parcel Lev (MPL): 648.73 mb = 3763.48 m = 12347.24 ft Wind level data Storm motion: 297 at 5 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 85 120 5 -4.3 2.5 | 119 10 -8.9 4.8 1 1000 92 95 5 -5.0 0.4 | 106 10 -9.5 2.8 2 976 305 100 4 -3.9 0.7 | 110 9 -8.5 3.0 3 942 610 80 7 -6.9 -1.2 | 96 11 -11.4 1.1 4 925 768 90 6 -6.0 0.0 | 102 11 -10.5 2.3 5 909 914 135 5 -3.5 3.5 | 126 10 -8.1 5.9 6 878 1219 130 10 -7.7 6.4 | 126 15 -12.2 8.8 7 850 1499 115 8 -7.3 3.4 | 116 13 -11.8 5.7 8 788 2134 40 2 -1.3 -1.5 | 98 6 -5.8 0.8 9 760 2438 355 3 0.3 -3.0 | 81 4 -4.3 -0.7 10 700 3137 295 1 0.9 -0.4 | 118 4 -3.6 1.9 11 682 3353 0 0 -0.0 -0.0 | 117 5 -4.5 2.3 12 608 4267 170 3 -0.5 3.0 | 136 7 -5.0 5.3 13 564 4877 280 11 10.8 -1.9 | 266 6 6.3 0.4 14 543 5182 295 13 11.8 -5.5 | 294 8 7.3 -3.2 15 523 5486 270 18 18.0 -0.0 | 260 14 13.5 2.3 16 504 5791 280 19 18.7 -3.3 | 274 14 14.2 -1.0 17 500 5850 275 20 19.9 -1.7 | 268 15 15.4 0.6 18 484 6096 270 20 20.0 -0.0 | 261 16 15.5 2.3 19 465 6401 275 22 21.9 -1.9 | 269 17 17.4 0.4 20 430 7010 260 21 20.7 3.6 | 250 17 16.2 6.0 21 400 7560 270 27 27.0 -0.0 | 264 23 22.5 2.3 22 397 7620 275 26 25.9 -2.3 | 270 21 21.4 0.1 23 365 8230 265 32 31.9 2.8 | 259 28 27.4 5.1 24 336 8839 285 29 28.0 -7.5 | 282 24 23.5 -5.2 25 300 9670 275 33 32.9 -2.9 | 271 28 28.3 -0.6 26 284 10058 270 34 34.0 -0.0 | 265 30 29.5 2.3 27 250 10940 280 41 40.4 -7.1 | 278 36 35.9 -4.8 28 217 11887 280 46 45.3 -8.0 | 278 41 40.8 -5.7 29 200 12420 265 52 51.8 4.5 | 262 48 47.3 6.9 30 163 13716 265 56 55.8 4.9 | 262 52 51.3 7.2 31 150 14220 260 39 38.4 6.8 | 255 35 33.9 9.1 32 147 14326 260 39 38.4 6.8 | 255 35 33.9 9.1 33 140 14630 270 33 33.0 -0.0 | 265 29 28.5 2.3 34 133 14935 285 30 29.0 -7.8 | 283 25 24.5 -5.4 35 127 15240 265 26 25.9 2.3 | 258 22 21.4 4.6 36 115 15850 280 24 23.6 -4.2 | 276 19 19.1 -1.8 37 109 16154 290 21 19.7 -7.2 | 288 16 15.2 -4.9 38 100 16670 290 11 10.3 -3.8 | 284 6 5.8 -1.4 39 98 16764 290 11 10.3 -3.8 | 284 6 5.8 -1.4 40 75 18288 155 15 -6.3 13.6 | 146 19 -10.9 15.9 41 72 18593 175 17 -1.5 16.9 | 163 20 -6.0 19.3 42 70 18720 155 14 -5.9 12.7 | 145 18 -10.4 15.0 43 64 19202 150 13 -6.5 11.3 | 141 17 -11.0 13.6 44 60 19507 160 16 -5.5 15.0 | 150 20 -10.0 17.4 45 56 19812 125 21 -17.2 12.0 | 123 26 -21.7 14.4 46 53 20117 110 20 -18.8 6.8 | 111 25 -23.3 9.2 Wind Parameters Mean winds (0-6000m): 267.2 at 6.8 knts Storm direction: 297.2 at 5.1 knts Shear (0-3000m) pos: 1.1 neg: 1.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): -2.1 deg Storm rel helicity (0-3000m) pos: 18.5 neg: -34.4 tot: -15.9 m^2/s^2 ave: -5.3 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.81 Bulk Shear: 18.23 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 97 5 107 10| 0.0 4.3 4.3| 0.6 -10.8 -10.2 -20.4 -0.68| 5.8 -3.9 1000 103 6 110 11| 3.2 2.2 5.4| 16.1 -10.9 5.2 5.2 0.13| 6.8 0.9 1500 112 7 114 12| 2.2 2.7 4.8| 16.1 -24.7 -8.6 -5.7 -0.11| 6.7 -0.8 2000 110 6 113 11| 1.6 2.7 4.3| 16.4 -32.8 -16.4 -8.2 -0.19| 6.8 -1.3 2500 104 5 111 10| 1.3 2.5 3.8| 16.8 -34.4 -17.6 -7.0 -0.19| 6.1 -1.2 3000 101 5 109 10| 1.1 1.8 2.8| 18.5 -34.4 -15.9 -5.3 -0.12| 5.4 -0.7 4000 103 4 111 9| 1.1 1.3 2.4| 22.0 -35.5 -13.6 -3.4 -0.08| 4.7 -0.4 5000 122 5 120 10| 1.2 1.1 2.3| 57.4 -35.5 21.9 4.4 0.30| 5.8 1.7 6000 267 7 220 3| 1.0 1.2 2.2| 71.4 -65.2 6.2 1.0 0.16| 6.2 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251230.12.gif