UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011312.upa.cvt Date: 1200Z 13 JAN 26 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 13 JAN 26 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 1016 4 29.2 22.2 66 7.0 24.1 360 10 301.0 304.1 296.7 350.4 16.81 1 1000 144 27.0 21.0 70 6.0 22.7 345 10 300.1 303.0 295.8 346.6 15.85 2 925 828 20.4 19.3 93 1.1 19.6 20 16 300.2 303.0 295.6 345.3 15.41 3 917 903 19.8 18.5 92 1.3 18.9 20 17 300.3 303.0 295.2 343.6 14.77 4 911 960 20.4 17.0 81 3.4 18.1 21 17 301.5 304.0 294.6 341.2 13.50 5 889 1171 19.6 13.6 68 6.0 15.7 24 15 302.8 304.8 293.2 335.6 11.08 6 850 1557 17.2 12.7 75 4.5 14.3 30 13 304.2 306.2 293.5 336.7 10.92 7 832 1739 16.0 12.1 78 3.9 13.5 27 12 304.8 306.8 293.5 336.8 10.72 8 777 2319 14.2 5.2 55 9.0 8.9 48 7 308.9 310.2 291.9 330.8 7.15 9 700 3191 7.4 -2.6 49 10.0 2.4 140 6 310.7 311.5 290.2 324.8 4.51 10 660 3671 4.2 -7.8 41 12.0 -1.2 70 4 312.3 313.0 289.6 322.6 3.22 11 581 4700 1.2 -35.8 4 37.0 -7.8 345 1 320.4 320.5 289.2 321.6 0.31 12 515 5658 -4.3 -39.3 5 35.0 -11.7 357 0 325.0 325.1 290.6 326.0 0.25 13 508 5766 -5.3 -22.3 25 17.0 -10.7 358 0 325.1 325.3 291.6 329.5 1.26 14 500 5890 -6.3 -23.3 25 17.0 -11.5 0 0 325.4 325.6 291.6 329.5 1.17 15 470 6371 -10.5 -20.5 44 10.0 -13.7 19 3 326.0 326.3 292.1 331.5 1.59 16 449 6722 -12.9 -25.9 33 13.0 -16.3 44 7 327.2 327.4 292.0 330.9 1.03 17 400 7590 -21.3 -26.0 66 4.7 -22.4 40 14 327.3 327.5 292.1 331.4 1.15 18 394 7701 -22.3 -26.6 68 4.3 -23.3 40 14 327.4 327.6 292.1 331.3 1.10 19 379 7986 -24.1 -27.2 75 3.1 -24.8 47 13 328.7 328.9 292.4 332.6 1.08 20 365 8259 -25.3 -33.3 47 8.0 -26.7 80 11 330.7 330.8 292.5 333.0 0.63 21 356 8440 -27.1 -33.1 57 6.0 -28.1 80 11 330.6 330.7 292.5 333.0 0.66 22 326 9068 -32.5 -38.5 55 6.0 -33.3 80 12 331.6 331.7 292.6 333.2 0.42 23 300 9650 -35.5 -55.5 11 20.0 -36.8 140 17 335.3 335.4 293.2 335.6 0.07 24 292 9838 -36.7 -61.7 6 25.0 -37.9 145 17 336.2 336.2 293.4 336.4 0.03 25 250 10900 -44.3 -66.3 7 22.0 -45.0 160 16 340.2 340.2 294.4 340.3 0.02 26 223 11655 -49.9 -68.9 9 19.0 -50.3 164 19 342.9 342.9 295.0 343.0 0.02 27 200 12360 -53.3 -72.3 8 19.0 -53.6 210 19 348.4 348.4 296.3 348.4 0.01 28 183 12927 -56.5 -76.5 6 20.0 -56.8 188 22 352.1 352.1 297.1 352.2 0.01 29 170 13392 -58.3 -73.3 13 15.0 -58.5 117 11 356.6 356.6 298.0 356.7 0.01 30 150 14170 -63.1 -82.1 6 19.0 -63.2 65 14 361.4 361.4 299.0 361.4 0.00 31 115 15770 -71.3 -86.3 9 15.0 -71.3 82 14 374.7 374.7 301.4 374.7 0.00 32 100 16590 -73.7 -89.7 7 16.0 -73.7 35 11 385.3 385.3 303.1 385.3 0.00 33 81 17804 -79.1 -91.1 12 12.0 -79.1 80 22 398.2 398.2 304.9 398.2 0.00 34 70 18640 -76.1 -90.1 9 14.0 -76.2 110 22 421.6 421.6 307.9 421.6 0.00 35 57 19831 -75.1 -90.1 8 15.0 -75.2 77 32 449.4 449.4 310.8 449.4 0.00 36 50 20600 -70.9 -90.9 4 20.0 -71.1 95 42 476.4 476.4 313.2 476.4 0.00 37 39 22104 -61.5 -89.5 1 28.0 -62.1 96 56 535.3 535.3 317.2 535.3 0.00 38 37 22429 -62.3 -89.0 2 26.7 -62.9 90 65 541.4 541.4 317.6 541.4 0.00 39 36 22598 -62.7 -88.7 2 26.0 -63.3 90 65 544.6 544.6 317.8 544.6 0.00 40 33 23143 -55.9 -85.9 1 30.0 -57.2 80 53 576.3 576.3 319.5 576.4 0.01 41 30 23750 -54.9 -84.9 1 30.0 -56.5 110 32 595.0 595.0 320.4 595.0 0.01 42 29 23967 -54.7 -84.7 1 30.0 -56.4 97 38 601.3 601.3 320.7 601.4 0.01 43 26 24664 -55.7 -85.7 1 30.0 -57.3 85 36 617.6 617.6 321.4 617.6 0.01 44 20 26340 -54.7 -84.7 1 30.0 -57.0 100 38 668.7 668.7 323.4 668.9 0.02 45 17 27385 -52.7 -83.7 1 31.0 -55.8 94 38 707.0 707.0 324.7 707.1 0.02 TRP 81 17804 -79.1 -91.1 12 12.0 -79.1 80 22 398.2 398.2 304.9 398.2 0.00 WND 37 22429 -62.3 -89.0 2 26.7 -62.9 90 65 541.4 541.4 317.6 541.4 0.00 Sounding variables and indices 1000-500 mb thick: 5746.00 m Freezing level: 566.60 mb = 4909.14 m = 16105.92 ft Wetbulb zero: 673.11 mb = 3510.68 m = 11517.83 ft Precipitable water: 1.57 inches Sfc-500 mean rel hum: 45.28 % Est. max temperature: 31.82 C = 89.27 F Sfc-Lift cond lev (LCL): 918.21 mb = 891.69 m = 2925.45 ft T: 19.89 C 700-500 lapse rate: 5.08 C/km ThetaE index: 15.25 C Layer 777.0- 515.0 mb Conv cond level (CCL): 873.77 mb = 1319.91 m = 4330.36 ft Mean mixing ratio: 15.68 g/kg Conv temperature: 31.54 C = 88.78 F Cap Strength: 1.18 C Lifted Index: -1.98 C Risk: Thunderstorms probable Lifted Index @300 mb: -5.05 C Lifted Index @700 mb: -2.11 C Showalter Index: 1.88 C Risk: Showers probable Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 19.00 C K Index: 26.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 178.40 Risk: None Energy Index: -1.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1268.09 J/kg Max Up Vert Vel: 50.36 m/s Conv Inhibition (B-): 30.52 J/kg Cap Strength: 1.13 C Lift Cond Lev (LCL): 913.62 mb = 935.11 m = 3067.91 ft Lev Free Conv (LFC): 748.62 mb = 2630.24 m = 8629.28 ft Equ Level (EL): 208.62 mb = 12086.81 m = 39654.40 ft B at Equ Level: 1262.77 J/kg Max Parcel Lev (MPL): 118.62 mb = 15583.39 m = 51125.98 ft Wind level data Storm motion: 59 at 5 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 1016 4 360 10 -0.0 -10.0 | 331 9 4.2 -7.5 1 1000 144 345 10 2.6 -9.7 | 317 10 6.8 -7.2 2 982 305 355 13 1.1 -13.0 | 333 12 5.3 -10.5 3 948 610 20 12 -4.1 -11.3 | 360 9 0.1 -8.8 4 925 828 20 16 -5.5 -15.0 | 6 13 -1.3 -12.5 5 916 914 20 17 -5.8 -16.0 | 7 14 -1.6 -13.5 6 850 1557 30 13 -6.5 -11.3 | 15 9 -2.3 -8.8 7 823 1829 25 11 -4.6 -10.0 | 4 7 -0.5 -7.5 8 794 2134 45 8 -5.7 -5.7 | 25 3 -1.5 -3.2 9 765 2438 50 6 -4.6 -3.9 | 17 1 -0.4 -1.4 10 700 3191 140 6 -3.9 4.6 | 183 7 0.3 7.1 11 612 4267 340 2 0.7 -1.9 | 263 5 4.9 0.6 12 500 5890 0 0 -0.0 -0.0 | 239 5 4.2 2.5 13 487 6096 0 0 -0.0 -0.0 | 239 5 4.2 2.5 14 432 7010 65 10 -9.1 -4.2 | 70 5 -4.9 -1.7 15 415 7315 45 13 -9.2 -9.2 | 37 8 -5.0 -6.7 16 400 7590 40 14 -9.0 -10.7 | 30 10 -4.8 -8.2 17 382 7925 40 13 -8.4 -10.0 | 29 9 -4.2 -7.5 18 366 8230 80 11 -10.8 -1.9 | 95 7 -6.7 0.6 19 322 9144 80 12 -11.8 -2.1 | 93 8 -7.6 0.4 20 309 9449 120 15 -13.0 7.5 | 139 13 -8.8 10.0 21 300 9650 140 17 -10.9 13.0 | 156 17 -6.7 15.5 22 283 10058 150 18 -9.0 15.6 | 165 19 -4.8 18.1 23 250 10900 160 16 -5.5 15.0 | 176 18 -1.3 17.5 24 225 11582 165 20 -5.2 19.3 | 177 22 -1.0 21.8 25 215 11887 160 17 -5.8 16.0 | 175 19 -1.6 18.5 26 205 12192 180 12 0.0 12.0 | 196 15 4.2 14.5 27 200 12360 210 19 9.5 16.5 | 216 23 13.7 18.9 28 196 12497 220 14 9.0 10.7 | 225 19 13.2 13.2 29 186 12802 190 24 4.2 23.6 | 198 27 8.3 26.1 30 178 13106 185 19 1.7 18.9 | 195 22 5.8 21.4 31 169 13411 110 10 -9.4 3.4 | 139 8 -5.2 5.9 32 150 14170 65 14 -12.7 -5.9 | 68 9 -8.5 -3.4 33 146 14326 65 13 -11.8 -5.5 | 68 8 -7.6 -3.0 34 132 14935 95 11 -11.0 1.0 | 117 8 -6.8 3.5 35 108 16154 75 16 -15.5 -4.1 | 82 11 -11.3 -1.6 36 100 16590 35 11 -6.3 -9.0 | 18 7 -2.1 -6.5 37 97 16764 40 14 -9.0 -10.7 | 30 10 -4.8 -8.2 38 92 17069 85 13 -13.0 -1.1 | 99 9 -8.8 1.4 39 81 17804 80 22 -21.7 -3.8 | 86 18 -17.5 -1.3 40 74 18288 90 25 -25.0 0.0 | 97 21 -20.8 2.5 41 70 18640 110 22 -20.7 7.5 | 121 19 -16.5 10.0 42 67 18898 115 25 -22.7 10.6 | 125 23 -18.5 13.1 43 60 19507 90 39 -39.0 0.0 | 94 35 -34.8 2.5 44 57 19812 75 32 -30.9 -8.3 | 78 27 -26.7 -5.8 45 54 20117 105 36 -34.8 9.3 | 111 33 -30.6 11.8 46 50 20600 95 42 -41.8 3.7 | 99 38 -37.7 6.2 47 44 21336 110 33 -31.0 11.3 | 117 30 -26.8 13.8 48 37 22429 90 65 -65.0 0.0 | 92 61 -60.8 2.5 49 35 22860 90 65 -65.0 0.0 | 92 61 -60.8 2.5 50 33 23165 80 52 -51.2 -9.0 | 82 47 -47.0 -6.5 51 31 23470 85 42 -41.8 -3.7 | 88 38 -37.7 -1.2 52 30 23750 110 32 -30.1 10.9 | 117 29 -25.9 13.4 53 30 23774 100 38 -37.4 6.6 | 105 34 -33.2 9.1 54 26 24689 85 36 -35.9 -3.1 | 89 32 -31.7 -0.6 55 25 24994 100 31 -30.5 5.4 | 107 28 -26.4 7.9 56 24 25298 110 36 -33.8 12.3 | 117 33 -29.7 14.8 57 22 25603 85 34 -33.9 -3.0 | 89 30 -29.7 -0.5 58 21 25908 95 37 -36.9 3.2 | 100 33 -32.7 5.7 59 20 26340 100 38 -37.4 6.6 | 105 34 -33.2 9.1 60 14 27737 85 39 -38.9 -3.4 | 89 35 -34.7 -0.9 Wind Parameters Mean winds (0-6000m): 29.2 at 6.5 knts Storm direction: 59.2 at 4.9 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): -163.1 deg Storm rel helicity (0-3000m) pos: 34.2 neg: -7.0 tot: 27.2 m^2/s^2 ave: 9.1 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 2.4 10^-3/s Energy-Hel index: 0.24 Bulk Rich Number: 194.12 Bulk Shear: 6.53 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 ------------------------------------------------------------------------------- 500 356 12 332 10| 3.3 0.0 3.3| 15.7 -3.9 11.8 23.5 0.43| 9.2 4.0 1000 9 13 349 11| 4.1 0.0 4.1| 24.6 -3.9 20.7 20.7 0.44| 8.3 3.7 1500 15 14 357 11| 2.3 0.0 2.3| 28.2 -3.9 24.3 16.2 0.42| 6.8 2.9 2000 18 13 359 10| 1.6 0.0 1.6| 30.0 -6.9 23.1 11.6 0.32| 6.4 2.1 2500 21 12 1 9| 1.7 0.0 1.7| 31.1 -7.0 24.1 9.6 0.32| 6.1 1.9 3000 26 11 5 7| 2.4 0.0 2.4| 34.2 -7.0 27.2 9.1 0.39| 6.2 2.4 4000 31 9 7 6| 1.8 0.9 2.7| 37.4 -9.0 28.4 7.1 0.34| 6.2 2.1 5000 30 8 356 4| 1.5 0.8 2.2| 37.4 -11.2 26.2 5.2 0.29| 5.2 1.5 6000 29 6 342 3| 1.3 0.6 2.0| 37.4 -12.5 24.9 4.2 0.26| 4.4 1.2 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20260113.12.gif