UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:1200Z 20 APR 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 102 SFC 949 556 21.4 21.2 99 0.2 21.3 110 9 299.0 302.1 296.3 348.4 16.93 2 928 755 19.8 19.8 100 0.0 19.8 84 12 299.3 302.2 295.6 345.5 15.86 3 925 784 20.8 19.6 93 1.2 19.9 85 12 300.6 303.5 295.9 346.7 15.71 4 916 869 22.4 18.8 80 3.6 19.9 88 13 303.1 305.8 296.1 347.7 15.08 5 850 1517 18.0 17.1 94 0.9 17.4 135 2 305.0 307.7 296.3 348.6 14.59 6 810 1929 15.6 15.6 100 0.0 15.6 252 2 306.7 309.3 296.3 348.5 13.90 7 748 2605 12.8 12.8 100 0.0 12.8 321 8 310.7 313.1 296.4 349.0 12.52 8 700 3162 11.0 4.0 62 7.0 6.9 280 17 314.7 316.1 293.7 337.6 7.30 9 696 3210 10.6 2.6 58 8.0 6.1 278 17 314.7 316.0 293.2 335.6 6.65 10 669 3538 8.6 -1.4 49 10.0 3.3 274 21 316.1 317.1 292.4 332.5 5.16 11 626 4084 6.0 -2.0 56 8.0 1.8 289 24 319.2 320.2 293.4 336.2 5.28 12 616 4216 6.4 -11.6 26 18.0 -1.4 293 21 321.1 321.6 291.6 329.6 2.55 13 564 4935 4.2 -33.8 4 38.0 -6.2 304 12 326.7 326.8 291.2 328.2 0.39 14 500 5900 -3.9 -33.9 8 30.0 -11.3 265 8 328.3 328.4 291.7 329.9 0.43 15 443 6839 -11.3 -40.3 7 29.0 -16.7 233 10 330.5 330.6 292.1 331.5 0.26 16 400 7610 -18.5 -31.5 31 13.0 -21.2 220 23 330.9 331.1 292.6 333.5 0.69 17 398 7648 -18.7 -31.7 31 13.0 -21.4 221 20 331.2 331.3 292.7 333.7 0.68 18 368 8233 -19.9 -45.9 8 26.0 -23.5 240 30 337.1 337.1 293.7 337.7 0.17 19 300 9720 -31.5 -45.5 24 14.0 -33.0 250 36 341.0 341.0 294.8 341.9 0.22 20 296 9815 -32.3 -45.3 26 13.0 -33.7 251 37 341.2 341.2 294.8 342.1 0.23 21 276 10303 -35.9 -40.9 60 5.0 -36.5 256 41 342.9 342.9 295.4 344.4 0.39 22 250 10980 -41.7 -48.7 47 7.0 -42.2 255 47 344.1 344.1 295.5 344.8 0.18 23 230 11541 -46.5 -54.5 40 8.0 -46.9 258 47 345.1 345.1 295.6 345.5 0.10 24 212 12080 -49.9 -64.9 16 15.0 -50.3 254 49 347.9 347.9 296.2 348.0 0.03 25 200 12460 -52.5 -66.5 17 14.0 -52.8 245 47 349.6 349.6 296.5 349.7 0.02 26 167 13596 -62.9 -67.9 51 5.0 -63.0 225 51 350.8 350.8 296.8 350.9 0.02 27 163 13744 -64.1 -70.1 44 6.0 -64.1 224 53 351.2 351.2 296.9 351.3 0.02 28 150 14250 -65.9 -78.9 15 13.0 -66.0 235 48 356.6 356.6 298.0 356.6 0.01 29 149 14291 -65.9 -79.9 12 14.0 -66.0 236 48 357.2 357.2 298.1 357.3 0.00 30 147 14373 -64.7 -82.7 7 18.0 -64.8 238 48 360.7 360.7 298.8 360.7 0.00 31 115 15823 -77.3 -85.3 27 8.0 -77.3 269 43 363.5 363.6 299.4 363.6 0.00 32 102 16507 -78.7 -85.7 31 7.0 -78.7 286 24 373.5 373.6 301.2 373.6 0.00 33 101 16563 -78.5 -85.5 31 7.0 -78.5 291 23 375.0 375.0 301.4 375.0 0.00 34 100 16620 -78.9 -85.9 31 7.0 -78.9 295 22 375.3 375.3 301.5 375.3 0.00 35 92 17091 -81.7 -87.7 35 6.0 -81.7 295 26 378.8 378.8 302.1 378.8 0.00 36 89 17277 -81.7 -87.7 35 6.0 -81.7 295 28 382.4 382.4 302.6 382.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 530.81 mb = 5435.50 m = 17832.79 ft Wetbulb zero: 620.48 mb = 4156.15 m = 13635.50 ft Precipitable water: 1.58 inches Sfc-500 mean rel hum: 57.17 % Est. max temperature: 29.66 C = 85.39 F Sfc-Lift cond lev (LCL): 946.58 mb = 578.72 m = 1898.66 ft T: 21.22 C 700-500 lapse rate: 5.44 C/km ThetaE index: 16.45 C Layer 700.0- 626.0 mb Conv cond level (CCL): 844.38 mb = 1573.82 m = 5163.38 ft Mean mixing ratio: 15.22 g/kg Conv temperature: 27.55 C = 81.59 F Cap Strength: 2.77 C Lifted Index: -0.17 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.93 C Lifted Index @700 mb: 1.02 C Showalter Index: -0.43 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.00 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.20 Risk: None Energy Index: -3.52 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 462.49 J/kg Max Up Vert Vel: 30.41 m/s Conv Inhibition (B-): 161.79 J/kg Cap Strength: 2.76 C Lift Cond Lev (LCL): 875.12 mb = 1264.68 m = 4149.15 ft Lev Free Conv (LFC): 500.12 mb = 5898.08 m = 19350.41 ft Equ Level (EL): 210.12 mb = 12138.11 m = 39822.72 ft B at Equ Level: 453.91 J/kg Max Parcel Lev (MPL): 130.12 mb = 15093.20 m = 49517.77 ft Wind level data Storm motion: 321 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 ---------------------------------------------------------- 0 949 556 110 9 -8.5 3.1 | 125 17 -14.0 10.0 1 943 610 80 11 -10.8 -1.9 | 107 17 -16.4 5.0 2 925 784 85 12 -12.0 -1.0 | 108 18 -17.5 5.8 3 911 914 90 14 -14.0 0.0 | 109 21 -19.6 6.9 4 880 1219 105 11 -10.6 2.8 | 121 19 -16.2 9.7 5 850 1517 135 2 -1.4 1.4 | 140 11 -7.0 8.3 6 819 1829 230 1 0.8 0.6 | 147 9 -4.8 7.5 7 790 2134 300 4 3.5 -2.0 | 157 5 -2.1 4.9 8 762 2438 345 4 1.0 -3.9 | 124 5 -4.5 3.0 9 735 2743 300 11 9.5 -5.5 | 251 4 4.0 1.4 10 709 3048 300 17 14.7 -8.5 | 280 9 9.1 -1.6 11 700 3162 280 17 16.7 -3.0 | 251 12 11.2 3.9 12 684 3353 270 19 19.0 -0.0 | 243 15 13.4 6.9 13 634 3962 285 27 26.1 -7.0 | 270 21 20.5 -0.1 14 611 4267 295 19 17.2 -8.0 | 276 12 11.6 -1.2 15 589 4572 310 14 10.7 -9.0 | 292 6 5.1 -2.1 16 546 5182 300 10 8.7 -5.0 | 239 4 3.1 1.9 17 526 5486 315 11 7.8 -7.8 | 292 2 2.2 -0.9 18 507 5791 300 7 6.1 -3.5 | 188 3 0.5 3.4 19 500 5900 265 8 8.0 0.7 | 198 8 2.4 7.6 20 487 6096 245 9 8.2 3.8 | 194 11 2.6 10.7 21 450 6706 235 10 8.2 5.7 | 192 13 2.6 12.6 22 416 7315 225 10 7.1 7.1 | 186 14 1.5 13.9 23 400 7610 220 23 14.8 17.6 | 201 26 9.2 24.5 24 399 7620 220 20 12.9 15.3 | 198 23 7.3 22.2 25 368 8230 240 30 26.0 15.0 | 223 30 20.4 21.9 26 338 8839 235 35 28.7 20.1 | 221 35 23.1 26.9 27 300 9720 250 36 33.8 12.3 | 236 34 28.3 19.2 28 262 10668 260 45 44.3 7.8 | 249 41 38.7 14.7 29 250 10980 255 47 45.4 12.2 | 244 44 39.8 19.0 30 218 11887 260 47 46.3 8.2 | 250 43 40.7 15.0 31 208 12192 250 50 47.0 17.1 | 240 48 41.4 24.0 32 200 12460 245 47 42.6 19.9 | 234 46 37.0 26.7 33 189 12802 235 40 32.8 22.9 | 222 40 27.2 29.8 34 156 14021 220 57 36.6 43.7 | 212 59 31.1 50.5 35 150 14250 235 48 39.3 27.5 | 224 48 33.7 34.4 36 114 15850 270 43 43.0 -0.0 | 260 38 37.4 6.9 37 108 16154 260 31 30.5 5.4 | 244 28 25.0 12.3 38 100 16620 295 22 19.9 -9.3 | 280 15 14.4 -2.4 39 97 16764 295 22 19.9 -9.3 | 280 15 14.4 -2.4 40 87 17374 295 30 27.2 -12.7 | 285 22 21.6 -5.8 Wind Parameters Mean winds (0-6000m): 290.9 at 11.8 knts Storm direction: 320.9 at 8.8 knts Shear (0-3000m) pos: 3.0 neg: 2.4 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 127.4 deg Storm rel helicity (0-3000m) pos: 69.6 neg: -49.1 tot: 20.5 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 1.2 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 6.29 Bulk Shear: 73.57 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 88 12 110 19| 0.0 4.5 4.5| 14.0 -24.8 -10.8 -21.6 -0.27| 10.7 -2.9 1000 95 10 116 17| 5.9 2.2 8.1| 46.8 -24.8 22.0 22.0 0.21| 11.6 2.4 1500 97 7 121 15| 5.4 1.5 6.9| 53.0 -24.8 28.2 18.8 0.27| 9.5 2.5 2000 86 6 118 14| 4.5 1.1 5.7| 53.0 -29.2 23.8 11.9 0.12| 8.9 1.0 2500 38 8 95 10| 3.6 1.7 5.3| 58.3 -29.2 29.1 11.6 0.23| 9.8 2.3 3000 306 10 238 3| 3.0 2.4 5.4| 69.6 -49.1 20.5 6.8 0.12| 10.3 1.2 4000 293 13 252 6| 2.0 1.8 3.8|110.1 -49.1 61.0 15.2 0.20| 10.5 2.1 5000 297 12 257 6| 1.6 1.4 3.0|111.6 -53.8 57.8 11.6 0.16| 9.2 1.5 6000 291 12 244 6| 1.4 1.9 3.2|112.0 -58.2 53.8 9.0 0.10| 8.8 0.9 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20250420.12.gif