UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:1200Z 18 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 1004 85 21.0 16.6 76 4.4 18.1 140 2 293.8 295.9 291.1 327.8 11.91 1 1000 124 19.6 16.0 80 3.6 17.2 140 2 292.8 294.8 290.4 325.5 11.50 2 997 150 18.8 15.7 82 3.1 16.8 135 2 292.2 294.2 290.0 324.3 11.32 3 981 289 17.8 15.6 87 2.2 16.4 108 2 292.6 294.6 290.3 325.0 11.43 4 969 395 19.2 12.2 64 7.0 14.8 69 4 295.0 296.7 289.2 321.6 9.25 5 947 592 18.6 11.6 64 7.0 14.3 351 9 296.3 298.0 289.6 322.7 9.09 6 941 647 21.2 8.2 43 13.0 13.4 338 8 299.5 300.8 289.0 321.0 7.26 7 925 796 20.6 7.6 43 13.0 12.9 310 4 300.4 301.7 289.2 321.4 7.09 8 897 1060 18.0 7.0 49 11.0 11.6 303 7 300.3 301.6 289.1 321.2 7.02 9 850 1518 15.0 4.0 48 11.0 8.9 315 15 301.9 303.0 288.7 319.9 6.00 10 848 1538 15.0 4.0 48 11.0 8.9 308 13 302.1 303.2 288.8 320.1 6.02 11 836 1658 14.8 -4.2 27 19.0 5.7 291 12 303.1 303.7 286.5 313.4 3.35 12 818 1842 16.4 266 10 306.7 13 812 1905 16.6 257 10 307.5 14 791 2127 14.8 -14.2 12 29.0 3.1 227 8 307.9 308.2 286.4 313.1 1.61 15 700 3147 8.4 -20.6 11 29.0 -1.6 260 12 311.8 312.0 287.2 315.3 1.06 16 624 4083 2.2 -30.8 7 33.0 -6.5 247 15 315.1 315.2 287.7 316.8 0.47 17 525 5445 -9.5 -38.5 7 29.0 -14.9 266 16 317.0 317.1 288.1 318.0 0.26 18 500 5820 -11.1 -44.1 5 33.0 -16.3 255 23 319.5 319.5 288.8 320.1 0.15 19 478 6164 -13.1 -43.1 6 30.0 -17.9 260 25 321.2 321.2 289.3 321.8 0.18 20 437 6841 -16.3 -55.3 2 39.0 -20.7 265 26 325.5 325.5 290.5 325.7 0.05 21 400 7500 -21.1 -58.1 2 37.0 -24.5 270 27 327.6 327.6 291.0 327.7 0.04 22 322 9066 -33.5 -62.5 4 29.0 -35.0 267 40 331.4 331.4 292.1 331.5 0.03 23 300 9560 -36.7 -62.7 5 26.0 -37.9 265 43 333.6 333.6 292.7 333.8 0.03 24 284 9937 -39.7 -63.7 6 24.0 -40.6 265 42 334.6 334.6 293.0 334.7 0.03 25 250 10800 -44.1 -69.1 5 25.0 -44.8 265 74 340.5 340.5 294.4 340.6 0.01 26 200 12270 -52.9 -75.9 5 23.0 -53.2 265 89 349.0 349.0 296.4 349.0 0.01 27 183 12839 -55.9 -78.9 4 23.0 -56.2 265 85 353.1 353.1 297.3 353.1 0.00 28 177 13052 -55.1 -80.1 3 25.0 -55.4 266 88 357.8 357.8 298.2 357.8 0.00 29 159 13729 -60.0 -81.8 4 21.8 -60.2 270 100 360.6 360.6 298.8 360.6 0.00 30 150 14090 -62.7 -82.7 5 20.0 -62.9 270 97 362.1 362.1 299.1 362.1 0.00 31 132 14872 -67.1 -85.1 6 18.0 -67.2 263 86 367.7 367.7 300.1 367.7 0.00 32 101 16490 -67.5 -89.5 3 22.0 -67.6 250 42 396.2 396.2 304.7 396.2 0.00 33 100 16550 -67.7 -89.7 3 22.0 -67.8 250 39 396.9 396.9 304.8 396.9 0.00 34 73 18398 -75.9 -88.9 11 13.0 -75.9 250 33 417.0 417.0 307.3 417.0 0.00 35 70 18640 -75.9 -88.9 11 13.0 -75.9 245 35 422.0 422.0 307.9 422.0 0.00 36 68 18807 -76.3 -89.3 11 13.0 -76.3 245 35 424.7 424.7 308.3 424.7 0.00 37 63 19253 -71.1 -90.1 4 19.0 -71.2 228 28 445.5 445.5 310.4 445.5 0.00 38 56 19947 -72.5 -91.5 4 19.0 -72.6 285 16 457.6 457.6 311.5 457.6 0.00 39 53 20276 -66.1 -91.1 2 25.0 -66.4 262 19 479.7 479.7 313.4 479.7 0.00 40 50 20630 -64.9 -89.9 2 25.0 -65.2 110 13 490.5 490.5 314.2 490.6 0.00 41 49 20753 -64.3 -90.3 2 26.0 -64.7 191 13 494.8 494.8 314.6 494.8 0.00 42 45 21271 -65.3 -90.3 2 25.0 -65.6 81 20 504.6 504.6 315.2 504.6 0.00 43 35 22826 -57.3 -87.3 1 30.0 -58.4 1 7 563.1 563.1 318.8 563.1 0.01 44 30 23800 -56.5 -86.5 1 30.0 -57.9 70 15 590.6 590.6 320.2 590.7 0.01 45 28 24240 -56.5 -86.5 1 30.0 -57.9 59 18 602.4 602.4 320.7 602.4 0.01 46 23 25510 -51.5 -83.5 1 32.0 -54.2 59 15 651.9 652.0 322.7 652.1 0.02 47 20 26420 -52.1 -84.1 1 32.0 -55.0 145 10 676.7 676.7 323.7 676.8 0.02 48 18 27101 -53.1 -84.1 1 31.0 -55.9 136 12 694.2 694.3 324.3 694.4 0.02 TRP 73 18398 -75.9 -88.9 11 13.0 -75.9 250 33 417.0 417.0 307.3 417.0 0.00 WND 159 13729 -60.0 -81.8 4 21.8 -60.2 270 100 360.6 360.6 298.8 360.6 0.00 Sounding variables and indices 1000-500 mb thick: 5696.00 m Freezing level: 605.38 mb = 4339.04 m = 14235.53 ft Wetbulb zero: 731.08 mb = 2784.42 m = 9135.12 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 21.72 % Est. max temperature: 28.92 C = 84.06 F Sfc-Lift cond lev (LCL): 941.02 mb = 647.19 m = 2123.30 ft T: 21.19 C 700-500 lapse rate: 7.30 C/km ThetaE index: 6.97 C Layer 836.0- 700.0 mb Conv cond level (CCL): 673.88 mb = 3456.75 m = 11340.92 ft Mean mixing ratio: 8.96 g/kg Conv temperature: 40.11 C = 104.19 F Cap Strength: 8.67 C Lifted Index: 3.88 C Risk: None Lifted Index @300 mb: 8.40 C Lifted Index @700 mb: 6.92 C Showalter Index: 5.35 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 15.10 C K Index: 1.10 Risk: None Sweat Index: 101.00 Risk: None Energy Index: 0.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.04 J/kg Max Up Vert Vel: 9.38 m/s Conv Inhibition (B-): 32271.14 J/kg Cap Strength: 8.49 C Lift Cond Lev (LCL): 847.16 mb = 1546.25 m = 5072.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 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 1004 85 140 2 -1.3 1.5 | 113 11 -9.9 4.3 1 1000 124 140 2 -1.3 1.5 | 113 11 -9.9 4.3 2 979 305 105 2 -1.9 0.5 | 107 11 -10.5 3.3 3 945 610 345 9 2.3 -8.7 | 47 9 -6.3 -6.0 4 925 796 310 4 3.1 -2.6 | 92 6 -5.5 0.2 5 912 914 305 4 3.3 -2.3 | 95 5 -5.3 0.4 6 880 1219 300 10 8.7 -5.0 | 359 2 0.0 -2.3 7 850 1518 315 15 10.6 -10.6 | 346 8 2.0 -7.9 8 849 1524 310 13 10.0 -8.4 | 347 6 1.3 -5.6 9 790 2134 225 8 5.7 5.7 | 161 9 -3.0 8.4 10 762 2438 225 4 2.8 2.8 | 134 8 -5.8 5.6 11 735 2743 245 10 9.1 4.2 | 184 7 0.4 7.0 12 700 3147 260 12 11.8 2.1 | 214 6 3.2 4.8 13 682 3353 270 14 14.0 -0.0 | 243 6 5.4 2.7 14 608 4267 240 15 13.0 7.5 | 203 11 4.4 10.2 15 563 4877 220 14 9.0 10.7 | 182 13 0.4 13.5 16 521 5486 270 16 16.0 -0.0 | 250 8 7.4 2.7 17 502 5791 245 22 19.9 9.3 | 223 17 11.3 12.0 18 500 5820 255 23 22.2 6.0 | 237 16 13.6 8.7 19 482 6096 260 25 24.6 4.3 | 246 18 16.0 7.1 20 400 7500 270 27 27.0 -0.0 | 262 19 18.4 2.7 21 361 8230 270 34 34.0 -0.0 | 264 26 25.4 2.7 22 300 9560 265 43 42.8 3.7 | 259 35 34.2 6.5 23 279 10058 265 41 40.8 3.6 | 259 33 32.2 6.3 24 250 10800 265 74 73.7 6.4 | 262 66 65.1 9.2 25 212 11887 265 94 93.6 8.2 | 263 86 85.0 10.9 26 200 12270 265 89 88.7 7.8 | 263 81 80.0 10.5 27 184 12802 265 84 83.7 7.3 | 262 76 75.1 10.1 28 159 13729 270 100 100.0 -0.0 | 268 91 91.4 2.7 29 152 14021 270 100 100.0 -0.0 | 268 91 91.4 2.7 30 150 14090 270 97 97.0 -0.0 | 268 88 88.4 2.7 31 112 15850 255 72 69.5 18.6 | 251 65 60.9 21.4 32 100 16550 250 39 36.6 13.3 | 240 32 28.0 16.1 33 96 16764 250 39 36.6 13.3 | 240 32 28.0 16.1 34 92 17069 260 39 38.4 6.8 | 252 31 29.8 9.5 35 78 17983 240 36 31.2 18.0 | 227 31 22.6 20.7 36 73 18398 250 33 31.0 11.3 | 238 26 22.4 14.0 37 70 18640 245 35 31.7 14.8 | 233 29 23.1 17.5 38 67 18898 245 35 31.7 14.8 | 233 29 23.1 17.5 39 64 19202 225 30 21.2 21.2 | 208 27 12.6 24.0 40 60 19507 240 18 15.6 9.0 | 211 14 7.0 11.7 41 57 19812 275 12 12.0 -1.0 | 243 4 3.3 1.7 42 55 20117 295 21 19.0 -8.9 | 301 12 10.4 -6.1 43 52 20422 235 17 13.9 9.8 | 203 14 5.3 12.5 44 50 20630 110 13 -12.2 4.4 | 109 22 -20.8 7.2 45 49 20726 200 13 4.4 12.2 | 164 16 -4.2 15.0 46 47 21031 110 13 -12.2 4.4 | 109 22 -20.8 7.2 47 45 21336 75 22 -21.3 -5.7 | 84 30 -29.9 -3.0 48 42 21641 10 13 -2.3 -12.8 | 47 15 -10.9 -10.1 49 39 22250 295 1 0.9 -0.4 | 107 8 -7.7 2.3 50 32 23470 70 13 -12.2 -4.4 | 85 21 -20.8 -1.7 51 30 23774 60 13 -11.3 -6.5 | 79 20 -19.9 -3.8 52 30 23800 70 15 -14.1 -5.1 | 84 23 -22.7 -2.4 53 29 24079 70 15 -14.1 -5.1 | 84 23 -22.7 -2.4 54 27 24384 50 21 -16.1 -13.5 | 66 27 -24.7 -10.8 55 26 24689 50 13 -10.0 -8.4 | 73 19 -18.6 -5.6 56 24 25298 30 13 -6.5 -11.3 | 61 17 -15.1 -8.5 57 23 25603 70 16 -15.0 -5.5 | 83 24 -23.6 -2.7 58 22 25908 70 11 -10.3 -3.8 | 87 19 -19.0 -1.0 59 21 26213 115 11 -10.0 4.6 | 112 20 -18.6 7.4 60 20 26420 145 10 -5.7 8.2 | 127 18 -14.3 10.9 61 18 26822 135 12 -8.5 8.5 | 123 20 -17.1 11.2 62 16 27127 115 17 -15.4 7.2 | 112 26 -24.0 9.9 Wind Parameters Mean winds (0-6000m): 257.6 at 12.1 knts Storm direction: 287.6 at 9.0 knts Shear (0-3000m) pos: 0.9 neg: 1.5 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 94.9 deg Storm rel helicity (0-3000m) pos: 21.9 neg: -61.7 tot: -39.8 m^2/s^2 ave: -13.3 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 10.6 stream: -3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.50 Bulk Shear: 29.33 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 30 4 87 11| 0.0 10.4 10.4| 0.0 -35.5 -35.5 -71.1 -0.91| 13.4-12.3 1000 334 5 77 7| 0.0 4.8 4.8| 6.2 -37.4 -31.2 -31.2 -0.41| 12.2 -5.0 1500 316 7 58 4| 0.0 4.9 4.9| 6.3 -41.7 -35.4 -23.6 -0.42| 12.0 -5.0 2000 304 8 51 3| 0.0 2.2 2.2| 6.3 -53.1 -46.8 -23.4 -0.53| 12.5 -6.6 2500 292 8 88 2| 0.3 1.8 2.1| 10.8 -61.7 -50.9 -20.3 -0.50| 11.4 -5.6 3000 280 8 149 2| 0.9 1.5 2.4| 21.9 -61.7 -39.8 -13.3 -0.34| 10.6 -3.6 4000 271 10 199 3| 1.1 1.4 2.4| 27.1 -71.0 -43.9 -11.0 -0.31| 9.1 -2.9 5000 258 11 200 5| 1.0 1.2 2.3| 38.9 -88.5 -49.7 -9.9 -0.30| 8.4 -2.5 6000 258 12 211 6| 1.5 1.5 3.0| 86.6-105.6 -18.9 -3.2 -0.14| 9.2 -1.3 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251218.12.gif