UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 13 OCT 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 1015 4 26.8 22.0 75 4.8 23.3 355 15 298.7 301.7 296.0 347.1 16.62 1 1000 133 24.4 20.6 79 3.8 21.7 360 22 297.5 300.3 294.8 342.3 15.45 2 953 555 20.8 19.1 90 1.7 19.6 358 30 298.0 300.7 294.5 340.9 14.76 3 925 814 18.8 17.9 95 0.9 18.2 360 30 298.5 301.1 294.2 339.5 14.09 4 893 1116 16.6 16.6 100 0.0 16.6 358 32 299.3 301.7 293.9 338.4 13.43 5 850 1537 14.4 14.2 99 0.2 14.3 5 34 301.2 303.4 293.5 336.7 12.07 6 843 1607 14.0 14.0 100 0.0 14.0 5 33 301.5 303.7 293.6 336.9 12.01 7 807 1975 12.0 12.0 100 0.0 12.0 0 28 303.2 305.2 293.3 335.8 10.99 8 802 2027 11.4 3.4 58 8.0 7.0 359 27 303.1 304.2 289.2 321.4 6.10 9 797 2079 11.4 -1.6 40 13.0 4.9 357 26 303.6 304.4 287.6 316.7 4.27 10 787 2185 12.8 -1.2 38 14.0 5.6 353 23 306.2 307.1 288.7 319.9 4.45 11 778 2283 14.2 3.2 47 11.0 8.0 348 19 308.7 309.9 291.1 327.8 6.20 12 763 2447 13.0 6.0 62 7.0 8.8 339 12 309.2 310.6 292.4 332.8 7.71 13 710 3049 8.4 3.4 71 5.0 5.6 327 6 310.5 311.8 292.2 331.8 6.90 14 700 3166 7.8 1.8 66 6.0 4.5 335 7 311.1 312.3 291.9 330.5 6.24 15 617 4195 0.4 -5.6 64 6.0 -2.4 308 4 314.1 314.8 290.9 327.1 4.08 16 588 4581 -0.3 -17.3 26 17.0 -6.4 310 11 317.6 317.9 289.8 323.2 1.67 17 579 4705 -0.7 -8.7 55 8.0 -4.3 297 12 318.5 319.2 291.6 329.7 3.42 18 551 5099 -3.7 -7.2 77 3.5 -5.3 272 14 319.5 320.3 292.4 332.7 4.04 19 507 5752 -8.5 -12.7 72 4.2 -10.1 261 15 321.4 322.0 291.9 330.8 2.84 20 500 5860 -9.1 -18.1 48 9.0 -12.1 245 15 321.9 322.3 291.2 328.2 1.84 21 491 6000 -9.7 -23.7 31 14.0 -13.7 236 16 322.9 323.1 290.8 326.9 1.15 22 482 6143 -9.7 -31.7 15 22.0 -14.8 230 17 324.6 324.7 290.7 326.6 0.56 23 462 6469 -11.7 -14.7 78 3.0 -12.8 226 17 326.1 326.6 293.1 335.1 2.65 24 450 6670 -12.5 -35.5 13 23.0 -17.2 224 18 327.5 327.6 291.5 329.1 0.41 25 444 6772 -13.3 -37.3 11 24.0 -17.9 223 18 327.8 327.8 291.5 329.1 0.35 26 427 7068 -15.5 -33.5 20 18.0 -19.2 223 19 328.6 328.8 291.9 330.6 0.53 27 422 7157 -15.5 -18.7 76 3.2 -16.6 228 20 329.8 330.2 293.6 337.0 2.07 28 400 7560 -17.1 -23.1 60 6.0 -18.8 250 25 332.8 333.1 293.9 338.1 1.49 29 397 7616 -17.5 -29.5 34 12.0 -20.3 250 26 333.0 333.1 293.3 336.0 0.84 30 388 7787 -18.5 -34.5 23 16.0 -21.7 250 27 333.8 333.9 293.3 335.8 0.53 31 378 7981 -19.1 -34.1 25 15.0 -22.1 249 28 335.5 335.7 293.7 337.7 0.56 32 361 8321 -22.1 -34.1 33 12.0 -24.4 244 20 336.0 336.1 293.9 338.2 0.59 33 345 8652 -24.5 -40.5 21 16.0 -26.9 241 17 337.1 337.2 293.9 338.4 0.32 34 300 9650 -33.3 -45.3 29 12.0 -34.5 250 11 338.4 338.5 294.1 339.3 0.22 35 250 10900 -44.3 -55.3 28 11.0 -44.8 255 20 340.2 340.2 294.4 340.6 0.08 36 238 11227 -47.5 -57.5 31 10.0 -47.9 257 20 340.2 340.2 294.4 340.5 0.07 37 210 12040 -54.9 -59.9 54 5.0 -55.0 256 21 341.0 341.0 294.6 341.3 0.06 38 200 12350 -57.5 -61.2 63 3.7 -57.6 245 29 341.7 341.7 294.8 341.9 0.05 39 192 12607 -59.9 -62.2 74 2.3 -59.9 242 35 341.9 341.9 294.8 342.1 0.05 40 184 12873 -60.9 -68.9 34 8.0 -61.0 238 41 344.4 344.4 295.4 344.5 0.02 41 183 12907 -60.7 -70.7 26 10.0 -60.8 238 42 345.3 345.3 295.6 345.4 0.02 42 150 14130 -67.1 -77.1 23 10.0 -67.2 235 20 354.5 354.5 297.6 354.5 0.01 43 121 15401 -75.3 -80.3 45 5.0 -75.3 235 20 362.0 362.0 299.1 362.0 0.01 44 101 16452 -73.7 -84.7 17 11.0 -73.7 279 21 384.2 384.2 302.9 384.2 0.00 45 100 16510 -74.1 -85.1 17 11.0 -74.2 255 26 384.6 384.6 303.0 384.6 0.00 46 70 18610 -68.3 -88.3 4 20.0 -68.4 255 11 438.3 438.3 309.7 438.3 0.00 47 56 19957 -67.3 -89.3 3 22.0 -67.5 131 15 469.4 469.4 312.6 469.4 0.00 48 50 20650 -62.7 -88.7 2 26.0 -63.1 125 11 495.7 495.7 314.7 495.7 0.00 49 46 21161 -64.3 -89.3 2 25.0 -64.7 132 16 503.8 503.8 315.2 503.8 0.00 50 30 23810 -58.5 -87.5 1 29.0 -59.6 85 24 585.2 585.2 319.9 585.2 0.01 51 27 24470 -60.7 -88.7 1 28.0 -61.6 70 22 596.9 596.9 320.5 596.9 0.01 52 20 26380 -51.7 -84.7 1 33.0 -54.7 100 16 677.9 677.9 323.7 678.0 0.02 53 18 27069 -48.1 -83.1 1 35.0 -52.5 92 20 710.0 710.0 324.7 710.2 0.02 54 16 27846 -47.5 -82.5 1 35.0 -52.4 104 21 736.3 736.3 325.6 736.5 0.03 TRP 121 15401 -75.3 -80.3 45 5.0 -75.3 235 20 362.0 362.0 299.1 362.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5727.00 m Freezing level: 600.43 mb = 4415.37 m = 14485.94 ft Wetbulb zero: 645.85 mb = 3822.16 m = 12539.75 ft Precipitable water: 1.80 inches Sfc-500 mean rel hum: 72.53 % Est. max temperature: 28.67 C = 83.61 F Sfc-Lift cond lev (LCL): 946.78 mb = 611.92 m = 2007.58 ft T: 20.36 C 700-500 lapse rate: 6.27 C/km ThetaE index: 20.22 C Layer 807.0- 787.0 mb Conv cond level (CCL): 925.33 mb = 810.92 m = 2660.48 ft Mean mixing ratio: 14.92 g/kg Conv temperature: 26.65 C = 79.97 F Cap Strength: 1.99 C Lifted Index: -2.91 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.10 C Lifted Index @700 mb: -0.31 C Showalter Index: -0.92 C Risk: Thunderstorms probable Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 23.30 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 253.40 Risk: None Energy Index: -1.69 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 334.63 J/kg Max Up Vert Vel: 25.87 m/s Conv Inhibition (B-): 1.68 J/kg Cap Strength: 1.80 C Lift Cond Lev (LCL): 931.90 mb = 749.45 m = 2458.81 ft Lev Free Conv (LFC): 916.90 mb = 889.53 m = 2918.36 ft Equ Level (EL): 786.90 mb = 2186.54 m = 7173.61 ft B at Equ Level: 50.88 J/kg Max Parcel Lev (MPL): 156.90 mb = 13853.40 m = 45450.25 ft Wind level data Storm motion: 9 at 12 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 1015 4 355 15 1.3 -14.9 | 310 4 3.3 -2.7 1 1000 133 360 22 -0.0 -22.0 | 349 10 2.0 -9.8 2 981 305 10 23 -4.0 -22.7 | 11 11 -2.0 -10.5 3 947 610 355 31 2.7 -30.9 | 346 19 4.7 -18.7 4 925 814 360 30 -0.0 -30.0 | 354 18 2.0 -17.8 5 914 914 355 29 2.5 -28.9 | 345 17 4.5 -16.7 6 882 1219 360 34 -0.0 -34.0 | 355 22 2.0 -21.8 7 850 1537 5 34 -3.0 -33.9 | 3 22 -1.0 -21.7 8 821 1829 5 30 -2.6 -29.9 | 2 18 -0.6 -17.7 9 792 2134 355 25 2.2 -24.9 | 342 13 4.1 -12.7 10 763 2438 340 12 4.1 -11.3 | 261 6 6.1 0.9 11 736 2743 305 5 4.1 -2.9 | 213 11 6.1 9.3 12 700 3166 335 7 3.0 -6.3 | 220 8 4.9 5.9 13 634 3962 290 3 2.8 -1.0 | 203 12 4.8 11.2 14 610 4267 315 4 2.8 -2.8 | 207 11 4.8 9.4 15 587 4572 310 11 8.4 -7.1 | 244 12 10.4 5.1 16 565 4877 275 14 13.9 -1.2 | 235 19 15.9 11.0 17 504 5791 260 15 14.8 2.6 | 229 22 16.7 14.8 18 500 5860 245 15 13.6 6.3 | 220 24 15.6 18.5 19 485 6096 230 17 13.0 10.9 | 213 28 15.0 23.1 20 430 7010 220 18 11.6 13.8 | 208 29 13.5 26.0 21 400 7560 250 25 23.5 8.6 | 231 33 25.5 20.7 22 380 7925 250 29 27.3 9.9 | 233 37 29.2 22.1 23 365 8230 245 21 19.0 8.9 | 225 30 21.0 21.1 24 350 8534 240 18 15.6 9.0 | 220 28 17.6 21.2 25 300 9650 250 11 10.3 3.8 | 218 20 12.3 16.0 26 296 9754 260 13 12.8 2.3 | 226 21 14.8 14.5 27 270 10363 245 17 15.4 7.2 | 222 26 17.4 19.4 28 250 10900 255 20 19.3 5.2 | 231 27 21.3 17.4 29 225 11582 260 20 19.7 3.5 | 234 27 21.7 15.7 30 205 12192 255 21 20.3 5.4 | 232 28 22.3 17.6 31 200 12350 245 29 26.3 12.3 | 229 37 28.3 24.5 32 177 13106 235 47 38.5 27.0 | 226 56 40.5 39.2 33 150 14130 235 20 16.4 11.5 | 218 30 18.4 23.7 34 145 14326 220 27 17.4 20.7 | 210 38 19.3 32.9 35 138 14630 260 20 19.7 3.5 | 234 27 21.7 15.7 36 121 15401 235 20 16.4 11.5 | 218 30 18.4 23.7 37 118 15545 230 21 16.1 13.5 | 215 31 18.1 25.7 38 112 15850 255 18 17.4 4.7 | 229 26 19.4 16.9 39 106 16154 240 27 23.4 13.5 | 225 36 25.4 25.7 40 101 16459 280 21 20.7 -3.6 | 249 24 22.7 8.5 41 100 16510 255 26 25.1 6.7 | 235 33 27.1 18.9 42 96 16764 255 26 25.1 6.7 | 235 33 27.1 18.9 43 91 17069 265 18 17.9 1.6 | 235 24 19.9 13.8 44 86 17374 270 30 30.0 -0.0 | 249 34 32.0 12.2 45 82 17678 265 25 24.9 2.2 | 242 30 26.9 14.4 46 74 18288 200 10 3.4 9.4 | 194 22 5.4 21.6 47 70 18593 285 14 13.5 -3.6 | 241 18 15.5 8.6 48 70 18610 255 11 10.6 2.8 | 220 20 12.6 15.0 49 67 18898 275 15 14.9 -1.3 | 237 20 16.9 10.9 50 63 19202 180 3 0.0 3.0 | 187 15 2.0 15.2 51 60 19507 200 13 4.4 12.2 | 195 25 6.4 24.4 52 57 19812 190 19 3.3 18.7 | 190 31 5.3 30.9 53 55 20117 70 11 -10.3 -3.8 | 135 12 -8.4 8.4 54 52 20422 35 11 -6.3 -9.0 | 126 5 -4.3 3.2 55 50 20650 125 11 -9.0 6.3 | 159 20 -7.0 18.5 56 49 20726 65 3 -2.7 -1.3 | 176 11 -0.7 10.9 57 47 21031 125 16 -13.1 9.2 | 152 24 -11.1 21.4 58 45 21336 140 15 -9.6 11.5 | 162 25 -7.7 23.7 59 41 21946 55 11 -9.0 -6.3 | 130 9 -7.0 5.9 60 39 22250 85 14 -13.9 -1.2 | 133 16 -12.0 11.0 61 37 22555 50 14 -10.7 -9.0 | 110 9 -8.8 3.2 62 35 22860 90 17 -17.0 0.0 | 129 19 -15.0 12.2 63 33 23165 40 13 -8.4 -10.0 | 109 7 -6.4 2.2 64 32 23470 100 17 -16.7 3.0 | 136 21 -14.8 15.1 65 30 23774 65 14 -12.7 -5.9 | 120 12 -10.7 6.3 66 30 23810 85 24 -23.9 -2.1 | 115 24 -21.9 10.1 67 29 24079 90 21 -21.0 0.0 | 123 23 -19.0 12.2 68 27 24384 75 25 -24.1 -6.5 | 104 23 -22.2 5.7 69 26 24689 60 14 -12.1 -7.0 | 117 11 -10.2 5.2 70 24 25298 100 16 -15.8 2.8 | 137 20 -13.8 15.0 71 23 25603 150 17 -8.5 14.7 | 166 28 -6.5 26.9 72 20 26380 100 16 -15.8 2.8 | 137 20 -13.8 15.0 73 19 26518 85 19 -18.9 -1.7 | 122 20 -17.0 10.5 74 15 27432 110 21 -19.7 7.2 | 137 26 -17.8 19.4 75 12 28346 60 23 -19.9 -11.5 | 92 18 -17.9 0.7 Wind Parameters Mean winds (0-6000m): 339.2 at 16.5 knts Storm direction: 9.2 at 12.4 knts Shear (0-3000m) pos: 3.1 neg: 4.8 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): -91.7 deg Storm rel helicity (0-3000m) pos: 63.1 neg: -98.8 tot: -35.7 m^2/s^2 ave: -11.9 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 11.9 stream: -2.6 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 24.24 Bulk Shear: 13.81 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 3 23 357 10| 13.7 0.0 13.7| 17.4 -14.1 3.3 6.5 0.25| 18.3 4.5 1000 360 26 351 14| 6.9 1.5 8.4| 31.8 -34.8 -3.0 -3.0 0.10| 14.3 1.5 1500 0 29 353 17| 6.1 1.0 7.1| 59.8 -34.8 25.0 16.7 0.23| 11.8 2.7 2000 1 29 355 17| 4.6 1.7 6.3| 61.3 -49.1 12.1 6.1 0.12| 10.9 1.3 2500 360 27 352 15| 3.7 5.0 8.7| 61.3 -86.1 -24.9 -9.9 -0.18| 12.6 -2.2 3000 358 24 347 12| 3.1 4.8 7.8| 63.1 -98.8 -35.7 -11.9 -0.22| 11.9 -2.6 4000 356 19 334 7| 2.3 4.0 6.3| 63.5-106.9 -43.3 -10.8 -0.24| 9.7 -2.3 5000 350 17 312 7| 2.2 4.0 6.2| 84.6-118.8 -34.2 -6.8 -0.14| 9.5 -1.4 6000 339 16 292 8| 1.9 4.1 6.0| 84.6-164.8 -80.2 -13.4 -0.20| 8.8 -1.8 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251013.12.gif