UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 29 APR 25 Station: SBVT WMO ident: 83649 Latitude: -20.26 Longitude: -40.29 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1012 4 24.6 22.5 88 2.1 23.1 220 11 296.7 299.8 295.8 346.4 17.20 1 1000 106 23.6 20.6 83 3.0 21.5 215 15 296.8 299.5 294.7 341.4 15.45 2 942 627 19.4 19.4 100 0.0 19.4 205 22 297.6 300.4 294.7 341.7 15.22 3 925 785 18.8 18.8 100 0.0 18.8 210 18 298.5 301.2 294.8 341.9 14.93 4 850 1510 16.2 15.6 96 0.6 15.8 200 8 303.1 305.6 294.9 342.3 13.23 5 826 1754 14.6 14.0 96 0.6 14.2 236 9 303.9 306.2 294.4 340.4 12.26 6 818 1837 15.2 13.7 91 1.5 14.2 245 10 305.4 307.7 294.7 341.8 12.14 7 711 3016 8.6 7.4 92 1.2 7.9 280 17 310.6 312.3 294.0 338.7 9.13 8 700 3146 9.2 4.8 74 4.4 6.6 280 19 312.7 314.1 293.5 336.7 7.73 9 668 3532 7.4 1.4 66 6.0 4.1 279 22 314.9 316.1 293.0 334.9 6.35 10 649 3769 5.4 3.0 84 2.4 4.0 285 21 315.2 316.6 293.9 338.3 7.34 11 588 4570 1.8 -11.2 37 13.0 -3.7 271 27 320.0 320.6 291.5 329.2 2.76 12 578 4708 0.6 -3.0 77 3.6 -1.3 272 26 320.2 321.3 293.7 337.4 5.31 13 565 4890 -0.5 -3.1 83 2.6 -1.9 275 25 321.0 322.1 294.0 338.5 5.39 14 541 5236 -2.1 -5.3 79 3.2 -3.7 279 23 323.1 324.1 294.0 338.8 4.77 15 537 5295 -2.1 -9.1 59 7.0 -5.3 278 23 323.8 324.5 293.2 335.7 3.58 16 527 5444 -2.7 -6.4 76 3.7 -4.5 276 23 324.8 325.7 294.3 339.7 4.50 17 514 5642 -3.1 -14.1 42 11.0 -7.5 273 22 326.7 327.2 293.1 335.2 2.50 18 500 5860 -4.9 -8.5 76 3.6 -6.5 270 22 327.1 327.9 294.4 340.6 4.03 19 499 5876 -5.1 -8.5 77 3.4 -6.7 270 22 327.0 327.8 294.4 340.5 4.04 20 487 6067 -6.1 -13.1 58 7.0 -8.9 270 25 328.1 328.6 293.8 337.8 2.86 21 433 6977 -12.9 -14.4 88 1.5 -13.5 269 35 330.6 331.2 294.4 340.6 2.90 22 414 7319 -14.1 -26.1 35 12.0 -17.4 283 34 333.4 333.6 293.7 337.4 1.10 23 403 7523 -14.3 -20.3 60 6.0 -16.3 292 32 335.7 336.1 294.9 342.4 1.89 24 400 7580 -14.3 -24.3 42 10.0 -17.2 295 32 336.4 336.7 294.6 341.3 1.34 25 390 7772 -14.7 -25.7 39 11.0 -17.8 298 31 338.3 338.6 295.0 342.8 1.21 26 365 8273 -17.3 -41.3 10 24.0 -21.5 283 24 341.3 341.4 294.9 342.4 0.28 27 301 9686 -29.9 -36.9 51 7.0 -31.0 273 30 342.9 343.0 295.5 345.0 0.54 28 300 9710 -29.9 -37.9 46 8.0 -31.1 275 30 343.2 343.3 295.6 345.1 0.49 29 282 10147 -33.7 -43.7 36 10.0 -34.8 288 30 343.9 344.0 295.5 345.0 0.28 30 281 10172 -33.9 -44.9 32 11.0 -35.0 289 30 344.0 344.0 295.5 345.0 0.25 31 269 10475 -36.3 -43.3 48 7.0 -37.0 296 31 344.8 344.9 295.7 346.0 0.31 32 255 10844 -38.3 -54.3 17 16.0 -39.4 299 34 347.2 347.2 296.1 347.5 0.09 33 252 10925 -38.7 -54.7 17 16.0 -39.7 300 35 347.7 347.8 296.2 348.1 0.09 34 250 10980 -39.3 -55.3 17 16.0 -40.3 300 32 347.6 347.7 296.2 348.0 0.08 35 219 11868 -46.9 -63.9 13 17.0 -47.4 288 30 349.3 349.3 296.5 349.5 0.03 36 200 12460 -52.1 -66.1 17 14.0 -52.4 280 28 350.3 350.3 296.7 350.4 0.03 37 160 13867 -64.1 -73.1 28 9.0 -64.2 274 33 353.1 353.1 297.3 353.1 0.01 38 150 14260 -66.3 -76.3 23 10.0 -66.4 270 36 355.9 355.9 297.9 355.9 0.01 39 149 14300 -66.7 -77.7 20 11.0 -66.8 269 36 355.9 355.9 297.9 355.9 0.01 40 123 15430 -77.1 -79.6 67 2.5 -77.1 267 43 357.0 357.0 298.1 357.0 0.01 41 105 16326 -82.5 -87.0 46 4.5 -82.5 280 40 363.2 363.2 299.3 363.2 0.00 42 100 16600 -79.9 -86.9 30 7.0 -79.9 240 36 373.4 373.4 301.1 373.4 0.00 43 93 17010 -80.9 -88.9 25 8.0 -80.9 233 36 379.2 379.2 302.1 379.2 0.00 44 80 17864 -78.3 -89.3 15 11.0 -78.3 239 24 401.3 401.3 305.4 401.3 0.00 45 78 18010 -74.1 -89.1 8 15.0 -74.2 216 20 412.9 412.9 306.9 412.9 0.00 46 71 18557 -74.9 -89.9 8 15.0 -75.0 347 14 422.4 422.4 308.0 422.4 0.00 47 70 18640 -73.9 -89.9 7 16.0 -74.0 315 22 426.3 426.3 308.4 426.3 0.00 48 67 18898 -69.7 -89.7 4 20.0 -69.8 314 22 440.8 440.8 310.0 440.8 0.00 49 60 19555 -68.9 -89.9 3 21.0 -69.1 221 10 456.7 456.7 311.5 456.7 0.00 50 57 19861 -70.1 -90.1 4 20.0 -70.2 190 3 460.7 460.7 311.8 460.7 0.00 51 50 20650 -64.1 -90.1 2 26.0 -64.4 270 8 492.4 492.4 314.4 492.4 0.00 52 47 21030 -61.9 -88.9 2 27.0 -62.4 335 8 506.5 506.5 315.4 506.5 0.00 53 44 21435 -63.5 -88.5 2 25.0 -63.9 342 5 512.2 512.2 315.8 512.3 0.00 54 30 23840 -53.1 -85.1 1 32.0 -55.0 145 13 599.9 599.9 320.6 599.9 0.01 55 20 26480 -47.1 -83.1 1 36.0 -51.5 85 25 692.0 692.0 324.1 692.2 0.02 56 16 27961 -45.9 -82.9 1 37.0 -51.5 87 31 741.5 741.5 325.7 741.7 0.03 57 15 28389 -47.7 -83.7 1 36.0 -52.8 83 32 749.4 749.4 325.9 749.6 0.02 58 14 28850 -42.7 -82.7 0 40.0 -50.1 79 34 781.2 781.3 326.8 781.5 0.03 59 11 30476 -43.3 -82.3 1 39.0 -51.4 76 21 834.8 834.9 328.1 835.2 0.04 TRP 105 16326 -82.5 -87.0 46 4.5 -82.5 280 40 363.2 363.2 299.3 363.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5754.00 m Freezing level: 570.91 mb = 4807.17 m = 15771.37 ft Wetbulb zero: 617.42 mb = 4173.58 m = 13692.70 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 80.86 % Est. max temperature: 30.24 C = 86.43 F Sfc-Lift cond lev (LCL): 981.88 mb = 265.61 m = 871.40 ft T: 22.31 C 700-500 lapse rate: 5.20 C/km ThetaE index: 6.88 C Layer 711.0- 649.0 mb Conv cond level (CCL): 944.27 mb = 606.46 m = 1989.66 ft Mean mixing ratio: 15.33 g/kg Conv temperature: 25.43 C = 77.77 F Cap Strength: 1.63 C Lifted Index: 1.09 C Risk: Showers probable Lifted Index @300 mb: 3.01 C Lifted Index @700 mb: 0.92 C Showalter Index: 0.94 C Risk: Thunderstorms probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 20.50 C K Index: 32.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 225.20 Risk: None Energy Index: -0.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.96 J/kg Max Up Vert Vel: 4.46 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.55 C Lift Cond Lev (LCL): 945.25 mb = 597.35 m = 1959.79 ft Lev Free Conv (LFC): 940.25 mb = 643.50 m = 2111.19 ft Equ Level (EL): 920.25 mb = 829.13 m = 2720.21 ft B at Equ Level: 8.76 J/kg Max Parcel Lev (MPL): 820.25 mb = 1813.48 m = 5949.66 ft Wind level data Storm motion: 292 at 14 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 1012 4 220 11 7.1 8.4 | 156 15 -6.0 13.6 1 1000 106 215 15 8.6 12.3 | 166 18 -4.4 17.4 2 977 305 205 22 9.3 19.9 | 172 25 -3.7 25.1 3 944 610 205 22 9.3 19.9 | 172 25 -3.7 25.1 4 925 785 210 18 9.0 15.6 | 169 21 -4.0 20.7 5 911 914 215 17 9.8 13.9 | 170 19 -3.3 19.1 6 879 1219 190 10 1.7 9.8 | 143 19 -11.3 15.0 7 850 1510 200 8 2.7 7.5 | 141 16 -10.3 12.7 8 849 1524 210 7 3.5 6.1 | 140 15 -9.5 11.2 9 818 1829 245 10 9.1 4.2 | 157 10 -4.0 9.4 10 789 2134 255 13 12.6 3.4 | 177 9 -0.5 8.5 11 761 2438 265 14 13.9 1.2 | 188 6 0.9 6.4 12 734 2743 280 13 12.8 -2.3 | 175 3 -0.2 2.9 13 700 3146 280 19 18.7 -3.3 | 252 6 5.7 1.9 14 682 3353 275 23 22.9 -2.0 | 252 10 9.9 3.2 15 633 3962 290 20 18.8 -6.8 | 286 6 5.8 -1.7 16 609 4267 280 26 25.6 -4.5 | 267 13 12.6 0.6 17 587 4572 270 27 27.0 -0.0 | 250 15 14.0 5.2 18 544 5182 280 23 22.7 -4.0 | 263 10 9.6 1.2 19 500 5860 270 22 22.0 -0.0 | 240 10 9.0 5.2 20 485 6096 270 26 26.0 -0.0 | 248 14 13.0 5.2 21 448 6706 265 29 28.9 2.5 | 244 18 15.9 7.7 22 431 7010 270 36 36.0 -0.0 | 257 24 23.0 5.2 23 400 7580 295 32 29.0 -13.5 | 298 18 16.0 -8.4 24 382 7925 300 30 26.0 -15.0 | 307 16 12.9 -9.8 25 366 8230 285 24 23.2 -6.2 | 276 10 10.1 -1.1 26 352 8534 265 28 27.9 2.4 | 243 17 14.9 7.6 27 311 9449 255 28 27.0 7.2 | 228 19 14.0 12.4 28 300 9710 275 30 29.9 -2.6 | 261 17 16.9 2.5 29 273 10363 295 30 27.2 -12.7 | 298 16 14.2 -7.5 30 250 10973 300 35 30.3 -17.5 | 306 21 17.3 -12.3 31 250 10980 300 32 27.7 -16.0 | 306 18 14.7 -10.8 32 200 12460 280 28 27.6 -4.9 | 269 15 14.5 0.3 33 180 13106 280 27 26.6 -4.7 | 268 14 13.6 0.5 34 150 14260 270 36 36.0 -0.0 | 257 24 23.0 5.2 35 133 14935 260 44 43.3 7.6 | 247 33 30.3 12.8 36 105 16326 280 40 39.4 -6.9 | 274 26 26.4 -1.8 37 103 16459 280 40 39.4 -6.9 | 274 26 26.4 -1.8 38 100 16600 240 36 31.2 18.0 | 218 29 18.1 23.2 39 97 16764 245 35 31.7 14.8 | 223 27 18.7 19.9 40 92 17069 230 36 27.6 23.1 | 207 32 14.5 28.3 41 87 17374 225 29 20.5 20.5 | 196 27 7.5 25.7 42 83 17678 245 25 22.7 10.6 | 211 18 9.6 15.7 43 79 17983 235 23 18.8 13.2 | 198 19 5.8 18.3 44 74 18288 80 2 -2.0 -0.3 | 108 16 -15.0 4.8 45 71 18593 335 16 6.8 -14.5 | 34 11 -6.3 -9.3 46 70 18640 315 22 15.6 -15.6 | 346 11 2.5 -10.4 47 67 18898 315 22 15.6 -15.6 | 346 11 2.5 -10.4 48 64 19202 255 17 16.4 4.4 | 200 10 3.4 9.6 49 61 19507 225 12 8.5 8.5 | 162 14 -4.5 13.6 50 58 19812 205 2 0.8 1.8 | 120 14 -12.2 7.0 51 52 20422 35 10 -5.7 -8.2 | 81 19 -18.8 -3.0 52 50 20650 270 8 8.0 -0.0 | 136 7 -5.0 5.2 53 49 20726 330 11 5.5 -9.5 | 60 9 -7.5 -4.4 54 41 21946 350 1 0.2 -1.0 | 108 14 -12.9 4.2 55 37 22555 60 16 -13.9 -8.0 | 84 27 -26.9 -2.8 56 33 23165 5 14 -1.2 -13.9 | 58 17 -14.3 -8.8 57 32 23470 45 14 -9.9 -9.9 | 78 23 -22.9 -4.7 58 30 23774 70 4 -3.8 -1.4 | 103 17 -16.8 3.8 59 30 23840 145 13 -7.5 10.6 | 128 26 -20.5 15.8 60 29 24079 140 11 -7.1 8.4 | 124 24 -20.1 13.6 61 28 24384 145 14 -8.0 11.5 | 128 27 -21.1 16.6 62 26 24689 140 19 -12.2 14.6 | 128 32 -25.2 19.7 63 24 25298 115 27 -24.5 11.4 | 114 41 -37.5 16.6 64 23 25603 105 25 -24.1 6.5 | 107 39 -37.2 11.6 65 22 25908 85 24 -23.9 -2.1 | 95 37 -36.9 3.1 66 20 26480 85 25 -24.9 -2.2 | 94 38 -37.9 3.0 67 20 26518 70 23 -21.6 -7.9 | 86 35 -34.6 -2.7 68 18 26822 95 27 -26.9 2.4 | 101 41 -39.9 7.5 69 13 28042 75 36 -34.8 -9.3 | 85 48 -47.8 -4.2 70 12 28346 55 33 -27.0 -18.9 | 71 42 -40.1 -13.8 71 11 28651 75 21 -20.3 -5.4 | 90 33 -33.3 -0.3 72 10 28956 85 26 -25.9 -2.3 | 94 39 -38.9 2.9 73 8 29870 75 31 -29.9 -8.0 | 86 43 -43.0 -2.9 Wind Parameters Mean winds (0-6000m): 261.6 at 18.7 knts Storm direction: 291.6 at 14.0 knts Shear (0-3000m) pos: 3.6 neg: 1.1 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 82.0 deg Storm rel helicity (0-3000m) pos: 50.5 neg: -55.3 tot: -4.8 m^2/s^2 ave: -1.6 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 37.23 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 ------------------------------------------------------------------------------- 500 208 19 169 22| 0.0 12.1 12.1| 23.2 0.0 23.2 46.3 0.40| 12.2 4.9 1000 208 19 170 22| 3.7 6.0 9.7| 24.9 -20.5 4.5 4.5 0.06| 10.7 0.7 1500 206 16 163 20| 2.4 2.1 4.6| 24.9 -54.7 -29.7 -19.8 -0.19| 10.1 -1.9 2000 211 14 162 18| 3.1 1.6 4.7| 41.6 -54.7 -13.0 -6.5 -0.00| 9.9 -0.0 2500 220 14 166 16| 3.4 1.3 4.6| 47.7 -54.7 -7.0 -2.8 0.06| 8.9 0.5 3000 229 14 171 15| 3.6 1.1 4.6| 50.5 -55.3 -4.8 -1.6 0.11| 8.5 0.9 4000 248 16 189 11| 2.9 0.8 3.7| 61.2 -55.3 5.9 1.5 0.18| 7.9 1.4 5000 257 18 206 10| 2.4 1.6 4.0| 67.6 -76.0 -8.3 -1.7 0.08| 7.8 0.6 6000 262 19 215 10| 2.0 1.5 3.5| 71.8 -85.2 -13.4 -2.2 0.05| 7.2 0.4 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20250429.12.gif