UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 26 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 72 SFC 946 556 22.6 21.9 96 0.7 22.1 30 5 300.5 303.7 297.2 352.6 17.75 2 929 718 22.8 21.6 93 1.2 21.9 318 12 302.2 305.5 297.7 354.7 17.75 3 925 756 22.6 21.6 94 1.0 21.9 315 12 302.4 305.7 297.7 355.2 17.83 4 852 1471 20.0 16.1 78 3.9 17.3 278 17 306.9 309.4 296.2 347.9 13.64 5 850 1491 19.8 16.0 79 3.8 17.2 275 17 306.9 309.4 296.1 347.8 13.58 6 723 2869 11.0 9.9 93 1.1 10.3 277 23 311.8 313.8 295.4 344.6 10.66 7 700 3139 10.0 6.7 80 3.3 8.0 275 23 313.6 315.2 294.6 341.0 8.83 8 693 3223 10.2 6.0 75 4.2 7.6 276 23 314.7 316.3 294.6 341.2 8.50 9 633 3969 5.2 4.2 93 1.0 4.6 290 22 317.2 318.8 295.1 343.1 8.20 10 601 4391 3.8 -7.2 44 11.0 -1.4 273 16 320.4 321.1 292.4 332.5 3.71 11 596 4459 3.6 -4.4 56 8.0 -0.4 265 14 320.9 321.8 293.3 336.0 4.63 12 581 4665 1.6 -0.4 87 2.0 0.5 249 12 320.9 322.2 294.7 341.6 6.41 13 551 5090 -0.9 -5.9 69 5.0 -3.3 256 16 322.8 323.7 293.7 337.5 4.47 14 531 5384 -3.1 -13.1 46 10.0 -7.1 274 15 323.6 324.2 292.4 332.5 2.62 15 511 5688 -3.5 -43.5 3 40.0 -11.4 264 14 326.7 326.8 291.0 327.3 0.16 16 500 5860 -4.5 -39.5 5 35.0 -12.0 255 13 327.6 327.6 291.3 328.5 0.25 17 464 6446 -7.7 -49.7 2 42.0 -14.6 246 14 330.6 330.7 292.0 331.0 0.09 18 446 6754 -9.5 -25.5 26 16.0 -14.2 235 15 332.1 332.4 293.3 336.0 1.08 19 422 7181 -11.7 -51.7 2 40.0 -17.6 238 14 334.6 334.6 293.0 334.9 0.08 20 400 7590 -14.3 -53.3 2 39.0 -19.6 240 14 336.4 336.4 293.5 336.7 0.07 21 374 8096 -17.5 -57.5 2 40.0 -22.1 255 20 338.7 338.7 294.0 338.9 0.04 22 333 8951 -25.5 -62.5 2 37.0 -28.4 260 28 339.2 339.2 294.1 339.3 0.03 23 300 9700 -30.5 -54.5 8 24.0 -32.5 285 43 342.4 342.4 295.0 342.7 0.08 24 292 9891 -31.5 -50.5 14 19.0 -33.3 287 42 343.6 343.7 295.3 344.2 0.13 25 274 10338 -34.7 -67.7 2 33.0 -36.3 292 43 345.3 345.3 295.6 345.4 0.02 26 250 10970 -40.5 -69.5 3 29.0 -41.5 285 44 345.9 345.9 295.7 345.9 0.01 27 224 11707 -46.9 -69.9 6 23.0 -47.5 285 43 347.1 347.1 296.0 347.1 0.01 28 207 12226 -49.9 -70.9 7 21.0 -50.4 266 51 350.3 350.3 296.7 350.3 0.01 29 200 12450 -51.7 -69.7 10 18.0 -52.1 270 54 350.9 350.9 296.8 351.0 0.02 30 162 13781 -62.7 -75.7 16 13.0 -62.8 283 56 354.2 354.2 297.5 354.2 0.01 31 150 14250 -66.5 -77.5 20 11.0 -66.6 275 49 355.5 355.5 297.8 355.6 0.01 32 133 14967 -72.3 -81.3 25 9.0 -72.3 271 53 357.6 357.6 298.2 357.7 0.00 33 115 15811 -77.5 -82.2 47 4.7 -77.5 256 45 363.2 363.2 299.3 363.2 0.00 34 101 16553 -78.3 -84.3 37 6.0 -78.3 268 20 375.4 375.4 301.5 375.4 0.00 35 100 16610 -79.1 -85.1 37 6.0 -79.1 270 12 374.9 374.9 301.4 374.9 0.00 36 99 16667 -79.3 -85.3 37 6.0 -79.3 270 12 375.6 375.6 301.5 375.6 0.00 37 97 16783 -79.5 -85.5 36 6.0 -79.5 271 12 377.4 377.4 301.8 377.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 561.80 mb = 4937.28 m = 16198.22 ft Wetbulb zero: 608.42 mb = 4291.12 m = 14078.29 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 74.54 % Est. max temperature: 30.88 C = 87.58 F Sfc-Lift cond lev (LCL): 936.73 mb = 643.73 m = 2111.94 ft T: 22.71 C 700-500 lapse rate: 5.33 C/km ThetaE index: 14.18 C Layer 852.0- 693.0 mb Conv cond level (CCL): 822.96 mb = 1766.18 m = 5794.49 ft Mean mixing ratio: 16.00 g/kg Conv temperature: 29.88 C = 85.78 F Cap Strength: 1.76 C Lifted Index: -2.23 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.13 C Lifted Index @700 mb: -1.09 C Showalter Index: -0.71 C Risk: Thunderstorms probable Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.50 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 239.00 Risk: None Energy Index: -3.64 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 843.04 J/kg Max Up Vert Vel: 41.06 m/s Conv Inhibition (B-): 30.06 J/kg Cap Strength: 1.73 C Lift Cond Lev (LCL): 867.47 mb = 1314.24 m = 4311.77 ft Lev Free Conv (LFC): 772.47 mb = 2305.20 m = 7562.92 ft Equ Level (EL): 192.47 mb = 12692.35 m = 41641.08 ft B at Equ Level: 840.83 J/kg Wind level data Storm motion: 306 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 ---------------------------------------------------------- 0 946 556 30 5 -2.5 -4.3 | 105 14 -13.1 3.4 1 940 610 325 11 6.3 -9.0 | 74 4 -4.3 -1.2 2 925 756 315 12 8.5 -8.5 | 71 2 -2.1 -0.7 3 908 914 320 14 9.0 -10.7 | 28 3 -1.6 -3.0 4 877 1219 320 13 8.4 -10.0 | 45 3 -2.2 -2.2 5 850 1491 275 17 16.9 -1.5 | 225 9 6.4 6.3 6 847 1524 275 17 16.9 -1.5 | 225 9 6.4 6.3 7 788 2134 275 22 21.9 -1.9 | 243 13 11.4 5.8 8 760 2438 280 22 21.7 -3.8 | 250 12 11.1 3.9 9 700 3139 275 23 22.9 -2.0 | 245 14 12.4 5.8 10 632 3962 290 22 20.7 -7.5 | 269 10 10.1 0.2 11 609 4267 285 19 18.4 -4.9 | 250 8 7.8 2.8 12 586 4572 250 11 10.3 3.8 | 179 12 -0.2 11.5 13 565 4877 245 17 15.4 7.2 | 198 16 4.8 14.9 14 524 5486 280 14 13.8 -2.4 | 211 6 3.2 5.3 15 504 5791 255 14 13.5 3.6 | 195 12 3.0 11.4 16 500 5860 255 13 12.6 3.4 | 190 11 2.0 11.1 17 485 6096 260 13 12.8 2.3 | 193 10 2.2 10.0 18 448 6706 235 15 12.3 8.6 | 186 16 1.7 16.4 19 400 7590 240 14 12.1 7.0 | 186 15 1.6 14.8 20 398 7620 240 12 10.4 6.0 | 179 14 -0.2 13.8 21 367 8230 260 23 22.7 4.0 | 226 17 12.1 11.8 22 324 9144 260 30 29.5 5.2 | 236 23 19.0 13.0 23 300 9700 285 43 41.5 -11.1 | 276 31 31.0 -3.4 24 298 9754 280 42 41.4 -7.3 | 269 31 30.8 0.5 25 285 10058 295 42 38.1 -17.7 | 290 29 27.5 -10.0 26 250 10970 285 44 42.5 -11.4 | 276 32 31.9 -3.6 27 218 11887 285 43 41.5 -11.1 | 276 31 31.0 -3.4 28 208 12192 265 51 50.8 4.4 | 253 42 40.2 12.2 29 200 12450 270 54 54.0 -0.0 | 260 44 43.4 7.8 30 163 13716 285 55 53.1 -14.2 | 279 43 42.6 -6.5 31 156 14021 275 58 57.8 -5.1 | 267 47 47.2 2.7 32 150 14250 275 49 48.8 -4.3 | 265 38 38.3 3.5 33 127 15240 270 55 55.0 -0.0 | 260 45 44.4 7.8 34 114 15850 255 44 42.5 11.4 | 239 37 31.9 19.1 35 103 16459 265 34 33.9 3.0 | 245 26 23.3 10.7 36 100 16610 270 12 12.0 -0.0 | 191 8 1.4 7.8 37 97 16764 270 12 12.0 -0.0 | 191 8 1.4 7.8 38 92 17069 295 14 12.7 -5.9 | 229 3 2.1 1.8 Wind Parameters Mean winds (0-6000m): 276.3 at 17.5 knts Storm direction: 306.3 at 13.1 knts Shear (0-3000m) pos: 0.7 neg: 4.3 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 151.2 deg Storm rel helicity (0-3000m) pos: 22.0 neg: -16.7 tot: 5.3 m^2/s^2 ave: 1.8 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 7.0 stream: -1.5 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 42.82 Bulk Shear: 19.69 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 ------------------------------------------------------------------------------- 500 321 12 58 3| 0.0 13.1 13.1| 0.3 -8.4 -8.2 -16.3 -0.43| 15.4 -6.7 1000 309 13 8 1| 0.0 10.2 10.2| 0.5 -13.1 -12.6 -12.6 -0.51| 15.0 -7.6 1500 294 15 248 4| 0.0 8.2 8.2| 7.9 -13.1 -5.2 -3.4 -0.37| 11.4 -4.2 2000 289 17 248 6| 0.5 6.1 6.6| 14.3 -13.6 0.7 0.3 -0.29| 9.2 -2.7 2500 286 18 248 8| 0.4 5.1 5.5| 14.3 -16.5 -2.2 -0.9 -0.30| 7.7 -2.3 3000 284 19 248 8| 0.7 4.3 5.0| 22.0 -16.7 5.3 1.8 -0.22| 7.0 -1.5 4000 284 19 249 9| 0.8 2.7 3.5| 28.9 -51.2 -22.3 -5.6 -0.35| 7.5 -2.7 5000 280 18 238 9| 1.1 2.2 3.3| 51.1 -52.2 -1.1 -0.2 -0.20| 7.6 -1.5 6000 276 17 229 9| 0.9 2.3 3.2| 52.1 -63.1 -11.0 -1.8 -0.21| 7.3 -1.6 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20250426.00.gif