UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:1200Z 28 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 115 SFC 951 556 21.6 21.1 97 0.5 21.3 170 2 299.0 302.1 296.2 348.0 16.79 2 925 793 19.8 19.8 100 0.0 19.8 195 10 299.6 302.5 295.7 346.0 15.91 3 850 1522 16.8 16.7 99 0.1 16.7 205 6 303.7 306.4 295.7 346.0 14.21 4 812 1912 15.0 15.0 100 0.0 15.0 221 6 305.8 308.3 295.7 345.8 13.33 5 700 3158 7.8 4.9 82 2.9 6.1 225 11 311.1 312.6 293.1 335.1 7.78 6 628 4048 3.8 -0.5 73 4.3 1.5 252 15 316.4 317.5 293.1 335.0 5.88 7 610 4284 2.2 1.1 92 1.1 1.6 240 17 317.2 318.5 294.0 338.8 6.81 8 587 4594 0.6 -5.4 64 6.0 -2.3 240 17 318.8 319.7 292.5 332.9 4.36 9 578 4718 0.8 -11.2 40 12.0 -4.3 240 17 320.4 321.0 291.6 329.8 2.81 10 537 5306 -3.3 -8.3 68 5.0 -5.5 240 17 322.4 323.1 293.0 334.9 3.81 11 520 5561 -3.7 -20.7 25 17.0 -9.4 240 17 324.9 325.1 291.6 329.8 1.41 12 516 5622 -4.3 -5.9 89 1.6 -5.1 240 17 324.9 325.8 294.5 340.6 4.78 13 507 5761 -5.3 -6.2 93 0.9 -5.7 240 17 325.3 326.2 294.6 341.0 4.75 14 500 5870 -5.7 -10.2 71 4.5 -7.7 245 16 326.1 326.8 293.8 337.9 3.52 15 496 5933 -5.5 -31.5 11 26.0 -12.1 248 16 327.1 327.2 291.5 329.1 0.55 16 484 6125 -6.7 -45.7 3 39.0 -13.7 256 16 327.9 327.9 291.3 328.4 0.13 17 475 6271 -7.7 -32.7 11 25.0 -13.7 261 17 328.4 328.5 291.8 330.3 0.51 18 471 6336 -8.1 -15.1 57 7.0 -10.8 263 18 328.7 329.2 293.7 337.4 2.51 19 459 6536 -9.5 -15.5 62 6.0 -11.8 264 19 329.4 329.9 293.8 338.0 2.49 20 443 6810 -10.3 -33.3 13 23.0 -15.6 261 20 331.8 331.9 292.7 333.7 0.52 21 435 6950 -11.1 -23.1 36 12.0 -14.7 259 20 332.5 332.8 293.7 337.4 1.37 22 431 7021 -10.7 -43.7 5 33.0 -16.6 258 21 333.9 333.9 293.0 334.6 0.18 23 423 7165 -11.7 -43.7 5 32.0 -17.3 257 21 334.4 334.4 293.1 335.1 0.19 24 419 7237 -12.3 -28.3 25 16.0 -16.5 256 22 334.5 334.7 293.8 337.8 0.89 25 415 7310 -12.9 -16.1 77 3.2 -14.1 255 22 334.7 335.2 295.3 343.9 2.62 26 408 7440 -13.9 -15.9 85 2.0 -14.6 251 22 335.0 335.6 295.4 344.5 2.71 27 400 7590 -14.9 -18.2 76 3.3 -16.0 245 22 335.6 336.1 295.2 343.7 2.28 28 384 7899 -16.5 -38.5 13 22.0 -20.6 253 22 337.5 337.5 294.0 338.8 0.36 29 372 8137 -18.1 -59.1 1 41.0 -22.5 258 29 338.4 338.4 294.0 338.6 0.04 30 350 8591 -21.1 -49.1 6 28.0 -24.6 260 36 340.3 340.3 294.5 340.8 0.13 31 300 9710 -30.5 -42.5 30 12.0 -32.0 265 40 342.4 342.5 295.2 343.6 0.30 32 293 9877 -32.1 -41.1 40 9.0 -33.2 266 41 342.4 342.5 295.3 343.9 0.36 33 286 10048 -32.9 -43.9 32 11.0 -34.1 267 42 343.7 343.7 295.4 344.8 0.27 34 273 10373 -35.7 -39.5 68 3.8 -36.2 268 45 344.2 344.3 295.7 346.0 0.45 35 257 10791 -38.7 -46.7 43 8.0 -39.4 274 49 345.8 345.8 295.9 346.7 0.22 36 250 10980 -40.1 -46.1 53 6.0 -40.6 280 51 346.4 346.5 296.1 347.4 0.24 37 219 11868 -46.7 -51.6 57 4.9 -47.0 298 51 349.6 349.7 296.7 350.3 0.15 38 211 12112 -48.9 -54.9 50 6.0 -49.1 303 49 349.9 350.0 296.7 350.4 0.11 39 209 12175 -49.7 -52.4 73 2.7 -49.8 304 49 349.6 349.7 296.7 350.2 0.14 40 200 12460 -52.3 -56.8 58 4.5 -52.5 305 45 349.9 350.0 296.7 350.3 0.09 41 197 12558 -53.3 -60.3 42 7.0 -53.5 300 44 349.9 349.9 296.7 350.1 0.06 42 176 13273 -59.7 -61.6 78 1.9 -59.7 302 49 350.8 350.8 296.8 351.1 0.05 43 150 14250 -68.9 -72.9 56 4.0 -68.9 305 56 351.4 351.4 297.0 351.5 0.01 44 139 14699 -72.9 -78.9 40 6.0 -72.9 300 55 352.1 352.1 297.1 352.1 0.01 45 130 15090 -73.3 -81.3 28 8.0 -73.3 270 57 358.2 358.2 298.4 358.2 0.00 46 127 15226 -74.0 -81.7 30 7.7 -74.0 260 58 359.3 359.3 298.5 359.3 0.00 47 100 16590 -81.5 -86.1 45 4.6 -81.5 245 54 370.3 370.3 300.6 370.3 0.00 48 98 16704 -81.3 -86.1 44 4.8 -81.3 245 54 372.8 372.8 301.1 372.8 0.00 49 87 17380 -78.9 -88.9 18 10.0 -78.9 244 52 390.5 390.5 303.9 390.5 0.00 50 83 17653 -73.5 -85.5 14 12.0 -73.6 236 52 406.8 406.8 306.1 406.8 0.00 51 73 18397 -78.3 -89.3 15 11.0 -78.3 280 6 411.9 411.9 306.7 411.9 0.00 52 70 18640 -73.9 -87.9 10 14.0 -74.0 260 28 426.3 426.3 308.4 426.3 0.00 53 67 18896 -71.5 -88.5 6 17.0 -71.6 260 28 436.9 436.9 309.6 436.9 0.00 54 59 19644 -70.9 -88.9 5 18.0 -71.0 258 8 454.4 454.4 311.3 454.4 0.00 55 57 19846 -72.3 -90.3 5 18.0 -72.4 248 10 455.7 455.7 311.4 455.7 0.00 56 55 20058 -68.3 -89.3 3 21.0 -68.5 237 12 469.6 469.6 312.6 469.6 0.00 57 50 20630 -66.1 -90.1 2 24.0 -66.4 150 11 487.7 487.7 314.1 487.7 0.00 58 36 22651 -60.1 -89.1 1 29.0 -60.9 62 12 551.3 551.3 318.2 551.3 0.00 59 34 23007 -61.1 -89.1 1 28.0 -61.8 57 12 557.7 557.7 318.5 557.8 0.00 TRP 98 16704 -81.3 -86.1 44 4.8 -81.3 245 54 372.8 372.8 301.1 372.8 0.00 WND 127 15226 -74.0 -81.7 30 7.7 -74.0 260 58 359.3 359.3 298.5 359.3 0.00 Sounding variables and indices 1000-500 mb thick: 5755.00 m Freezing level: 570.00 mb = 4833.07 m = 15856.33 ft Wetbulb zero: 600.54 mb = 4410.01 m = 14468.36 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 81.74 % Est. max temperature: 28.80 C = 83.85 F Sfc-Lift cond lev (LCL): 944.41 mb = 615.49 m = 2019.28 ft T: 21.15 C 700-500 lapse rate: 4.98 C/km ThetaE index: 12.93 C Layer 925.0- 610.0 mb Conv cond level (CCL): 901.56 mb = 1014.26 m = 3327.59 ft Mean mixing ratio: 15.39 g/kg Conv temperature: 23.38 C = 74.09 F Cap Strength: -0.04 C Lifted Index: -1.38 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.11 C Lifted Index @700 mb: -1.77 C Showalter Index: -1.27 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.40 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 228.40 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 263.08 J/kg Max Up Vert Vel: 22.94 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 899.11 mb = 1037.76 m = 3404.70 ft Lev Free Conv (LFC): 894.11 mb = 1085.84 m = 3562.43 ft Equ Level (EL): 424.11 mb = 7144.54 m = 23439.82 ft B at Equ Level: 259.32 J/kg Max Parcel Lev (MPL): 184.11 mb = 12986.81 m = 42607.13 ft Wind level data Storm motion: 267 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 ---------------------------------------------------------- 0 951 556 170 2 -0.3 2.0 | 99 10 -9.7 1.5 1 925 793 195 10 2.6 9.7 | 144 11 -6.7 9.2 2 912 914 180 11 0.0 11.0 | 138 14 -9.3 10.5 3 850 1522 205 6 2.5 5.4 | 126 8 -6.8 4.9 4 790 2134 230 6 4.6 3.9 | 125 6 -4.7 3.4 5 762 2438 225 7 4.9 4.9 | 136 6 -4.4 4.5 6 709 3048 245 11 10.0 4.6 | 189 4 0.6 4.2 7 700 3158 225 11 7.8 7.8 | 168 7 -1.5 7.3 8 683 3353 225 11 7.8 7.8 | 168 7 -1.5 7.3 9 634 3962 255 15 14.5 3.9 | 237 6 5.2 3.4 10 610 4267 240 17 14.7 8.5 | 214 10 5.4 8.0 11 505 5791 240 17 14.7 8.5 | 214 10 5.4 8.0 12 500 5870 245 16 14.5 6.8 | 220 8 5.2 6.3 13 486 6096 255 16 15.5 4.1 | 239 7 6.1 3.7 14 467 6401 265 18 17.9 1.6 | 263 9 8.6 1.1 15 415 7315 255 22 21.3 5.7 | 246 13 11.9 5.2 16 400 7590 245 22 19.9 9.3 | 230 14 10.6 8.8 17 398 7620 235 23 18.8 13.2 | 217 16 9.5 12.7 18 382 7925 255 22 21.3 5.7 | 246 13 11.9 5.2 19 367 8230 260 32 31.5 5.6 | 257 23 22.2 5.1 20 352 8534 260 36 35.5 6.3 | 258 27 26.1 5.8 21 300 9710 265 40 39.8 3.5 | 264 31 30.5 3.0 22 261 10668 270 47 47.0 -0.0 | 271 38 37.7 -0.5 23 250 10980 280 51 50.2 -8.9 | 283 42 40.9 -9.3 24 239 11278 285 54 52.2 -14.0 | 289 45 42.8 -14.5 25 208 12192 305 49 40.1 -28.1 | 313 42 30.8 -28.6 26 200 12460 305 45 36.9 -25.8 | 314 38 27.5 -26.3 27 199 12497 300 44 38.1 -22.0 | 308 37 28.8 -22.5 28 150 14250 305 56 45.9 -32.1 | 312 49 36.5 -32.6 29 141 14630 305 55 45.1 -31.5 | 312 48 35.7 -32.0 30 127 15226 260 58 57.1 10.1 | 259 49 47.8 9.6 31 120 15545 260 58 57.1 10.1 | 259 49 47.8 9.6 32 100 16590 245 54 48.9 22.8 | 241 45 39.6 22.3 33 98 16704 245 54 48.9 22.8 | 241 45 39.6 22.3 34 97 16764 245 54 48.9 22.8 | 241 45 39.6 22.3 35 87 17374 245 52 47.1 22.0 | 240 43 37.8 21.5 36 83 17678 235 52 42.6 29.8 | 229 44 33.3 29.3 37 78 17983 225 18 12.7 12.7 | 196 13 3.4 12.2 38 74 18288 280 2 2.0 -0.3 | 84 7 -7.4 -0.8 39 71 18593 280 12 11.8 -2.1 | 316 4 2.5 -2.6 40 70 18640 260 28 27.6 4.9 | 257 19 18.2 4.4 41 67 18898 260 28 27.6 4.9 | 257 19 18.2 4.4 42 64 19202 280 4 3.9 -0.7 | 78 6 -5.4 -1.2 43 55 20117 235 12 9.8 6.9 | 185 6 0.5 6.4 44 50 20630 150 11 -5.5 9.5 | 121 17 -14.8 9.0 45 46 21031 140 12 -7.7 9.2 | 117 19 -17.0 8.7 46 40 21641 80 11 -10.8 -1.9 | 83 20 -20.2 -2.4 47 38 21946 55 16 -13.1 -9.2 | 67 24 -22.4 -9.7 48 35 22250 65 10 -9.1 -4.2 | 76 19 -18.4 -4.7 49 33 22555 50 14 -10.7 -9.0 | 65 22 -20.1 -9.5 50 31 22860 70 11 -10.3 -3.8 | 78 20 -19.7 -4.3 51 29 23165 45 19 -13.4 -13.4 | 59 27 -22.8 -13.9 Wind Parameters Mean winds (0-6000m): 237.0 at 12.5 knts Storm direction: 267.0 at 9.3 knts Shear (0-3000m) pos: 1.8 neg: 0.4 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 88.0 deg Storm rel helicity (0-3000m) pos: 33.9 neg: -10.6 tot: 23.3 m^2/s^2 ave: 7.8 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 1.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 21.77 Bulk Shear: 12.09 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 ------------------------------------------------------------------------------- 500 187 8 133 11| 8.2 0.0 8.2| 21.8 -2.4 19.4 38.8 0.65| 11.4 7.4 1000 189 8 133 11| 2.3 0.0 2.3| 21.8 -7.6 14.2 14.2 0.33| 8.1 2.7 1500 197 7 132 10| 1.8 0.0 1.8| 22.0 -7.8 14.2 9.5 0.29| 6.2 1.8 2000 204 7 133 9| 1.8 0.0 1.8| 24.8 -7.8 17.1 8.5 0.34| 5.2 1.8 2500 213 8 139 8| 2.2 0.0 2.2| 29.6 -7.8 21.9 8.7 0.44| 5.0 2.2 3000 217 8 144 8| 1.8 0.4 2.2| 33.9 -10.6 23.3 7.8 0.36| 5.2 1.9 4000 228 10 164 6| 1.9 0.7 2.6| 42.6 -16.8 25.8 6.4 0.33| 5.2 1.7 5000 232 11 178 7| 1.5 0.6 2.1| 42.6 -16.8 25.8 5.2 0.33| 4.1 1.4 6000 237 12 190 6| 1.7 0.5 2.1| 56.2 -17.6 38.6 6.4 0.40| 4.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20250428.12.gif