UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:1200Z 19 DEC 25 Station: SBCG WMO ident: 83612 Latitude: -20.47 Longitude: -54.67 Elevation: 556.00 ------------------------------------------------------------------------------- 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 82 SFC 947 556 26.2 20.2 70 6.0 21.9 80 10 304.0 307.0 297.0 351.5 15.93 2 925 768 23.4 18.8 75 4.6 20.2 75 14 303.2 306.0 296.1 347.5 14.93 3 877 1232 19.0 17.8 93 1.2 18.2 80 21 303.3 306.1 296.0 347.2 14.78 4 850 1502 18.4 15.0 81 3.4 16.1 90 17 305.4 307.8 295.1 343.5 12.72 5 817 1841 18.0 13.0 73 5.0 14.7 104 6 308.5 310.7 295.2 343.7 11.60 6 758 2478 13.4 10.7 84 2.7 11.7 104 5 310.2 312.2 295.0 343.0 10.73 7 738 2704 13.6 4.6 54 9.0 8.3 128 8 312.8 314.2 293.2 335.3 7.22 8 726 2842 13.4 1.4 44 12.0 6.7 143 10 314.0 315.1 292.4 332.4 5.84 9 700 3148 11.2 0.2 47 11.0 5.2 165 14 314.9 316.0 292.4 332.4 5.55 10 688 3292 10.0 1.0 54 9.0 5.0 162 12 315.1 316.3 292.8 334.0 5.99 11 679 3401 9.8 -3.2 40 13.0 3.1 155 11 316.1 316.9 291.8 330.3 4.45 12 670 3512 11.2 -20.8 9 32.0 -0.5 142 11 318.9 319.1 289.5 322.6 1.09 13 620 4155 7.2 -21.8 11 29.0 -3.0 66 9 321.4 321.6 290.3 325.2 1.08 14 564 4924 0.0 -13.0 37 13.0 -5.3 50 11 321.8 322.3 291.7 330.1 2.49 15 558 5010 2.4 -41.6 2 44.0 -7.5 50 11 325.6 325.6 290.6 326.3 0.18 16 517 5624 -0.5 -38.5 4 38.0 -9.4 73 12 329.3 329.3 291.8 330.3 0.27 17 500 5890 -2.5 -37.5 5 35.0 -10.7 120 9 330.0 330.1 292.0 331.2 0.30 18 482 6179 -4.5 -46.5 2 42.0 -12.4 130 10 331.0 331.0 292.1 331.5 0.12 19 461 6526 -7.9 -22.9 29 15.0 -12.6 145 13 331.0 331.3 293.2 335.7 1.31 20 443 6834 -9.9 -30.9 16 21.0 -15.2 155 7 332.3 332.4 293.0 334.7 0.66 21 429 7080 -12.3 -20.3 51 8.0 -14.9 180 4 332.3 332.6 294.0 338.6 1.78 22 400 7610 -15.3 -25.3 42 10.0 -18.1 235 15 335.1 335.4 294.2 339.6 1.22 23 379 8015 -17.1 -32.1 26 15.0 -20.5 265 11 337.9 338.1 294.4 340.5 0.68 24 323 9191 -26.7 -42.7 21 16.0 -28.8 247 16 340.5 340.5 294.7 341.6 0.27 25 300 9720 -30.1 -50.1 12 20.0 -32.0 250 22 343.0 343.0 295.1 343.5 0.13 26 257 10809 -37.7 -64.7 4 27.0 -39.0 242 23 347.3 347.3 296.0 347.4 0.02 27 250 11000 -39.1 -64.1 5 25.0 -40.2 245 23 347.9 347.9 296.2 348.1 0.03 28 246 11111 -39.7 -65.7 5 26.0 -40.8 247 23 348.6 348.7 296.4 348.7 0.02 29 200 12490 -51.9 -73.9 5 22.0 -52.3 260 24 350.6 350.6 296.8 350.6 0.01 30 192 12751 -54.3 -72.3 9 18.0 -54.6 254 23 350.9 350.9 296.8 350.9 0.01 31 152 14200 -66.1 -78.1 17 12.0 -66.2 248 25 354.9 354.9 297.7 354.9 0.01 32 150 14280 -66.9 -77.9 20 11.0 -67.0 250 23 354.8 354.8 297.7 354.9 0.01 33 141 14651 -70.3 -77.3 35 7.0 -70.4 253 25 355.2 355.2 297.7 355.3 0.01 34 136 14865 -71.7 -76.6 48 4.9 -71.7 254 26 356.4 356.4 298.0 356.5 0.01 35 116 15791 -77.5 -83.5 37 6.0 -77.5 212 21 362.3 362.3 299.1 362.3 0.00 36 100 16640 -78.7 -89.7 15 11.0 -78.7 130 37 375.7 375.7 301.5 375.7 0.00 37 87 17430 -81.5 -90.5 20 9.0 -81.5 120 28 385.3 385.3 303.1 385.3 0.00 38 79 17978 -77.7 -87.7 18 10.0 -77.7 130 32 403.9 403.9 305.7 403.9 0.00 39 74 18351 -79.9 -89.9 17 10.0 -79.9 96 34 406.9 406.9 306.1 406.9 0.00 40 71 18588 -76.1 -88.1 13 12.0 -76.2 99 33 419.9 419.9 307.7 419.9 0.00 41 70 18670 -76.5 -87.5 16 11.0 -76.6 100 32 420.7 420.7 307.8 420.7 0.00 42 67 18923 -77.1 -88.1 16 11.0 -77.1 104 31 424.7 424.7 308.3 424.7 0.00 43 54 20173 -75.3 -90.3 8 15.0 -75.4 106 26 455.9 455.9 311.4 455.9 0.00 44 51 20511 -68.7 -88.7 4 20.0 -68.9 123 29 478.9 478.9 313.4 478.9 0.00 45 50 20630 -67.7 -88.7 3 21.0 -67.9 115 35 484.0 484.0 313.8 484.0 0.00 46 46 21134 -64.9 -88.9 2 24.0 -65.3 118 33 502.4 502.4 315.1 502.4 0.00 47 43 21543 -67.1 -90.1 2 23.0 -67.4 102 35 506.8 506.8 315.4 506.8 0.00 48 40 21984 -62.5 -90.5 1 28.0 -63.0 92 33 528.9 528.9 316.9 528.9 0.00 49 33 23182 -58.1 -88.1 1 30.0 -59.2 99 21 570.5 570.5 319.2 570.5 0.00 50 30 23780 -59.5 -88.5 1 29.0 -60.4 90 24 582.4 582.4 319.8 582.5 0.01 51 28 24213 -57.9 -88.9 1 31.0 -59.2 85 25 598.5 598.5 320.5 598.5 0.01 TRP 87 17430 -81.5 -90.5 20 9.0 -81.5 120 28 385.3 385.3 303.1 385.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5808.00 m Freezing level: 524.07 mb = 5517.75 m = 18102.64 ft Wetbulb zero: 671.26 mb = 3496.85 m = 11472.46 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 43.00 % Est. max temperature: 31.12 C = 88.02 F Sfc-Lift cond lev (LCL): 867.83 mb = 1322.83 m = 4339.93 ft T: 18.80 C 700-500 lapse rate: 5.00 C/km ThetaE index: 11.24 C Layer 758.0- 700.0 mb Conv cond level (CCL): 790.61 mb = 2120.38 m = 6956.55 ft Mean mixing ratio: 14.60 g/kg Conv temperature: 31.30 C = 88.35 F Cap Strength: 3.09 C Lifted Index: 1.46 C Risk: Showers probable Lifted Index @300 mb: -0.18 C Lifted Index @700 mb: 1.40 C Showalter Index: 2.87 C Risk: Showers probable Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 17.50 C K Index: 24.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 223.00 Risk: None Energy Index: -2.23 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 86.36 J/kg Max Up Vert Vel: 13.14 m/s Conv Inhibition (B-): 191.42 J/kg Cap Strength: 2.97 C Lift Cond Lev (LCL): 854.54 mb = 1455.98 m = 4776.79 ft Lev Free Conv (LFC): 579.54 mb = 4703.02 m = 15429.68 ft Equ Level (EL): 559.54 mb = 4987.64 m = 16363.45 ft B at Equ Level: 11.46 J/kg Max Parcel Lev (MPL): 539.54 mb = 5280.35 m = 17323.78 ft Wind level data Storm motion: 124 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 ---------------------------------------------------------- 0 947 556 80 10 -9.8 -1.7 | 25 7 -3.0 -6.4 1 941 610 70 10 -9.4 -3.4 | 18 8 -2.6 -8.1 2 925 768 75 14 -13.5 -3.6 | 39 11 -6.7 -8.3 3 910 914 70 11 -10.3 -3.8 | 23 9 -3.5 -8.4 4 878 1219 80 21 -20.7 -3.6 | 59 16 -13.9 -8.3 5 850 1502 90 17 -17.0 0.0 | 65 11 -10.2 -4.6 6 818 1829 105 6 -5.8 1.6 | 342 3 1.0 -3.1 7 789 2134 85 8 -8.0 -0.7 | 12 5 -1.1 -5.3 8 761 2438 100 5 -4.9 0.9 | 333 4 1.9 -3.8 9 708 3048 165 13 -3.4 12.6 | 204 9 3.5 7.9 10 700 3148 165 14 -3.6 13.5 | 200 9 3.2 8.9 11 683 3353 160 11 -3.8 10.3 | 208 6 3.1 5.7 12 610 4267 50 9 -6.9 -5.8 | 0 10 -0.1 -10.4 13 525 5486 50 13 -10.0 -8.4 | 14 13 -3.1 -13.0 14 500 5890 120 9 -7.8 4.5 | 82 1 -1.0 -0.1 15 487 6096 125 8 -6.6 4.6 | 281 0 0.3 -0.1 16 468 6401 145 15 -8.6 12.3 | 167 8 -1.8 7.6 17 450 6706 145 10 -5.7 8.2 | 197 4 1.1 3.5 18 432 7010 170 2 -0.3 2.0 | 292 7 6.5 -2.7 19 416 7315 220 10 6.4 7.7 | 257 14 13.3 3.0 20 400 7610 235 15 12.3 8.6 | 258 20 19.1 4.0 21 399 7620 215 18 10.3 14.7 | 240 20 17.2 10.1 22 383 7925 265 12 12.0 1.0 | 281 19 18.8 -3.6 23 368 8230 265 8 8.0 0.7 | 285 15 14.8 -3.9 24 338 8839 245 12 10.9 5.1 | 269 18 17.7 0.4 25 325 9144 250 15 14.1 5.1 | 269 21 20.9 0.5 26 311 9449 225 22 15.6 15.6 | 244 25 22.4 10.9 27 300 9720 250 22 20.7 7.5 | 264 28 27.5 2.9 28 299 9754 250 23 21.6 7.9 | 264 29 28.4 3.2 29 274 10363 235 23 18.8 13.2 | 252 27 25.7 8.5 30 250 11000 245 23 20.8 9.7 | 260 28 27.7 5.1 31 219 11887 265 22 21.9 1.9 | 275 29 28.7 -2.7 32 200 12490 260 24 23.6 4.2 | 271 30 30.5 -0.5 33 200 12497 250 21 19.7 7.2 | 265 27 26.6 2.5 34 172 13411 265 30 29.9 2.6 | 273 37 36.7 -2.0 35 156 14021 245 28 25.4 11.8 | 257 33 32.2 7.2 36 150 14280 250 23 21.6 7.9 | 264 29 28.4 3.2 37 134 14935 255 26 25.1 6.7 | 266 32 31.9 2.1 38 121 15545 250 23 21.6 7.9 | 264 29 28.4 3.2 39 115 15850 200 21 7.2 19.7 | 223 21 14.0 15.1 40 109 16154 175 22 -1.9 21.9 | 196 18 4.9 17.3 41 100 16640 130 37 -28.3 23.8 | 132 29 -21.5 19.1 42 98 16764 130 37 -28.3 23.8 | 132 29 -21.5 19.1 43 88 17374 110 26 -24.4 8.9 | 104 18 -17.6 4.2 44 87 17430 120 28 -24.2 14.0 | 118 20 -17.4 9.4 45 79 17983 130 32 -24.5 20.6 | 132 24 -17.7 15.9 46 75 18288 95 35 -34.9 3.1 | 87 28 -28.0 -1.6 47 70 18670 100 32 -31.5 5.6 | 92 25 -24.7 0.9 48 58 19812 120 29 -25.1 14.5 | 118 21 -18.3 9.9 49 55 20117 100 27 -26.6 4.7 | 90 20 -19.8 0.0 50 52 20422 130 24 -18.4 15.4 | 133 16 -11.6 10.8 51 50 20630 115 35 -31.7 14.8 | 112 27 -24.9 10.1 52 49 20726 115 36 -32.6 15.2 | 112 28 -25.8 10.6 53 45 21336 120 31 -26.8 15.5 | 118 23 -20.0 10.9 54 42 21641 95 37 -36.9 3.2 | 87 30 -30.0 -1.4 55 38 22250 90 31 -31.0 0.0 | 79 25 -24.2 -4.6 56 35 22860 70 26 -24.4 -8.9 | 52 22 -17.6 -13.5 57 33 23165 100 21 -20.7 3.6 | 86 14 -13.9 -1.0 58 30 23774 75 25 -24.1 -6.5 | 57 21 -17.3 -11.1 59 30 23780 90 24 -24.0 0.0 | 75 18 -17.2 -4.6 60 26 24384 80 26 -25.6 -4.5 | 64 21 -18.8 -9.2 Wind Parameters Mean winds (0-6000m): 94.2 at 11.0 knts Storm direction: 124.2 at 8.3 knts Shear (0-3000m) pos: 3.1 neg: 1.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 143.6 deg Storm rel helicity (0-3000m) pos: 38.5 neg: -18.4 tot: 20.1 m^2/s^2 ave: 6.7 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 10.1 stream: -0.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 32.46 Bulk Shear: 2.66 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 73 12 31 10| 0.0 5.9 5.9| 13.0 -3.9 9.1 18.2 0.34| 10.1 3.4 1000 79 15 48 11| 2.5 3.0 5.4| 32.0 -4.0 28.0 28.0 0.39| 11.1 4.4 1500 83 13 45 9| 1.6 1.3 3.0| 33.5 -10.3 23.2 15.5 0.13| 11.3 1.4 2000 84 12 39 7| 1.9 1.0 2.9| 34.0 -13.5 20.4 10.2 0.05| 9.9 0.5 2500 94 11 48 6| 3.7 0.8 4.5| 36.4 -13.8 22.6 9.0 0.01| 10.4 0.1 3000 106 11 69 4| 3.1 1.4 4.5| 38.5 -18.4 20.1 6.7 -0.03| 10.1 -0.3 4000 101 11 56 5| 2.3 2.8 5.1| 40.1 -32.1 8.0 2.0 -0.17| 9.6 -1.6 5000 88 11 39 7| 2.0 2.4 4.4| 51.7 -32.1 19.6 3.9 -0.11| 8.3 -0.9 6000 94 11 47 6| 3.0 2.0 5.0| 62.4 -32.1 30.3 5.0 -0.05| 8.8 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251219.12.gif