UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011412.upa.cvt Date: 1200Z 14 JAN 26 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 14 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 1018 4 28.0 22.0 70 6.0 23.7 10 7 299.6 302.6 296.2 348.0 16.57 1 1000 160 26.0 20.0 70 6.0 21.8 20 7 299.1 301.9 294.9 342.5 14.88 2 943 676 21.0 19.1 89 1.9 19.7 31 11 299.1 301.8 295.0 342.6 14.92 3 925 844 19.8 17.9 89 1.9 18.5 35 13 299.6 302.1 294.5 340.7 14.09 4 850 1568 15.2 12.8 86 2.4 13.7 35 15 302.1 304.1 292.9 334.6 10.99 5 836 1709 14.2 13.1 93 1.1 13.5 38 16 302.5 304.6 293.4 336.2 11.41 6 824 1831 14.0 9.3 73 4.7 11.1 40 17 303.5 305.2 291.7 330.2 8.96 7 795 2133 12.2 12.1 99 0.1 12.1 35 11 304.7 306.8 293.9 338.3 11.23 8 731 2835 10.0 7.5 84 2.5 8.5 30 11 309.7 311.4 293.6 337.0 8.94 9 708 3101 8.4 6.6 88 1.8 7.3 26 10 310.8 312.4 293.7 337.4 8.67 10 700 3195 7.8 4.6 80 3.2 5.9 25 9 311.1 312.6 293.0 334.7 7.62 11 667 3591 5.2 -3.8 52 9.0 0.8 351 9 312.5 313.4 290.6 326.2 4.33 12 661 3664 4.8 -1.2 65 6.0 1.7 339 8 312.9 313.9 291.6 329.6 5.31 13 657 3714 5.2 -9.8 33 15.0 -1.3 331 8 313.9 314.4 289.6 322.8 2.76 14 653 3764 5.4 -16.6 19 22.0 -2.8 322 8 314.7 315.0 288.7 320.0 1.60 15 646 3851 5.0 -24.0 10 29.0 -4.2 308 7 315.2 315.3 288.1 318.1 0.85 16 624 4133 4.2 -29.8 6 34.0 -5.3 261 4 317.4 317.5 288.5 319.2 0.52 17 564 4945 -2.3 -10.3 54 8.0 -5.7 272 2 319.1 319.7 291.5 329.2 3.10 18 544 5230 -4.5 -16.5 39 12.0 -8.8 288 2 319.7 320.1 290.6 326.3 1.93 19 531 5420 -5.1 -38.1 5 33.0 -12.0 299 2 321.2 321.3 289.5 322.2 0.27 20 500 5890 -8.3 -21.3 34 13.0 -12.3 230 4 322.9 323.2 291.1 327.7 1.40 21 473 6320 -11.5 -17.5 61 6.0 -13.5 179 4 324.1 324.5 292.0 331.1 2.05 22 420 7224 -17.3 -23.3 60 6.0 -18.9 155 8 327.9 328.2 292.4 332.8 1.39 23 400 7590 -19.3 -32.3 31 13.0 -21.9 145 10 329.9 330.0 292.3 332.2 0.64 24 358 8401 -25.1 -53.1 6 28.0 -27.8 175 16 332.8 332.8 292.6 333.1 0.08 25 350 8565 -26.1 -39.1 28 13.0 -28.0 180 18 333.6 333.6 293.0 335.0 0.37 26 338 8815 -27.7 -35.7 46 8.0 -29.0 176 23 334.7 334.8 293.5 336.8 0.54 27 334 8900 -28.1 -48.1 13 20.0 -30.2 175 25 335.3 335.4 293.3 335.9 0.15 28 326 9073 -29.3 -59.3 4 30.0 -31.4 173 28 336.0 336.0 293.4 336.2 0.04 29 320 9205 -29.9 -38.9 41 9.0 -31.1 171 30 337.0 337.0 294.0 338.5 0.41 30 315 9317 -30.5 -58.5 5 28.0 -32.5 170 32 337.6 337.7 293.8 337.8 0.05 31 311 9407 -31.1 -55.1 8 24.0 -32.9 168 34 338.0 338.1 293.9 338.3 0.07 32 300 9660 -33.3 -51.3 15 18.0 -34.7 165 39 338.4 338.5 294.0 338.9 0.11 33 260 10646 -42.1 -50.1 41 8.0 -42.6 178 38 339.6 339.7 294.4 340.3 0.15 34 250 10910 -43.5 -58.5 18 15.0 -44.2 185 33 341.4 341.4 294.7 341.6 0.06 35 246 11019 -44.5 -61.5 13 17.0 -45.1 186 33 341.5 341.5 294.7 341.6 0.04 36 214 11942 -51.5 -61.5 29 10.0 -51.8 197 37 344.5 344.5 295.4 344.7 0.05 37 200 12380 -54.5 -68.5 16 14.0 -54.8 195 36 346.5 346.5 295.8 346.5 0.02 38 185 12876 -57.5 -75.5 8 18.0 -57.7 177 26 349.4 349.4 296.5 349.4 0.01 39 150 14180 -63.9 -80.9 8 17.0 -64.0 150 12 360.0 360.0 298.7 360.0 0.00 40 134 14863 -66.1 -85.1 5 19.0 -66.2 116 15 367.9 367.9 300.2 367.9 0.00 41 100 16580 -77.1 -90.1 11 13.0 -77.1 90 10 378.8 378.8 302.1 378.8 0.00 42 84 17584 -77.9 -90.9 10 13.0 -77.9 94 33 396.5 396.5 304.7 396.5 0.00 43 77 18087 -75.3 -90.3 8 15.0 -75.3 74 21 411.9 411.9 306.7 411.9 0.00 44 70 18640 -76.5 -90.5 9 14.0 -76.6 95 15 420.7 420.7 307.8 420.7 0.00 45 62 19337 -76.7 -90.7 9 14.0 -76.7 92 29 435.1 435.1 309.4 435.1 0.00 46 57 19826 -71.5 -89.5 5 18.0 -71.6 95 23 457.5 457.5 311.5 457.5 0.00 47 50 20600 -70.3 -90.3 4 20.0 -70.5 100 31 477.8 477.8 313.2 477.8 0.00 48 47 20968 -70.5 -90.5 4 20.0 -70.6 104 33 485.9 485.9 313.9 485.9 0.00 49 39 22097 -62.7 -88.7 2 26.0 -63.2 106 46 532.2 532.2 317.1 532.3 0.00 50 30 23730 -58.9 -87.9 1 29.0 -59.9 65 42 584.1 584.1 319.9 584.1 0.01 51 22 25705 -52.5 -83.5 1 31.0 -55.1 84 34 657.3 657.3 323.0 657.4 0.02 TRP 100 16580 -77.1 -90.1 11 13.0 -77.1 90 10 378.8 378.8 302.1 378.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5730.00 m Freezing level: 585.23 mb = 4657.81 m = 15281.36 ft Wetbulb zero: 658.73 mb = 3692.22 m = 12113.45 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 60.86 % Est. max temperature: 29.84 C = 85.72 F Sfc-Lift cond lev (LCL): 933.29 mb = 766.39 m = 2514.38 ft T: 20.36 C 700-500 lapse rate: 5.97 C/km ThetaE index: 11.21 C Layer 700.0- 661.0 mb Conv cond level (CCL): 900.98 mb = 1069.31 m = 3508.20 ft Mean mixing ratio: 14.90 g/kg Conv temperature: 28.73 C = 83.71 F Cap Strength: 0.59 C Lifted Index: -2.64 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.86 C Lifted Index @700 mb: -0.72 C Showalter Index: 0.82 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.10 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.60 Risk: None Energy Index: -1.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 598.77 J/kg Max Up Vert Vel: 34.61 m/s Conv Inhibition (B-): 5.27 J/kg Cap Strength: 0.59 C Lift Cond Lev (LCL): 915.52 mb = 932.20 m = 3058.38 ft Lev Free Conv (LFC): 880.52 mb = 1265.96 m = 4153.35 ft Equ Level (EL): 630.52 mb = 4048.72 m = 13283.05 ft B at Equ Level: 70.58 J/kg Max Parcel Lev (MPL): 150.52 mb = 14158.46 m = 46451.09 ft Wind level data Storm motion: 59 at 6 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 1018 4 10 7 -1.2 -6.9 | 312 6 4.1 -3.7 1 1000 160 20 7 -2.4 -6.6 | 320 5 2.9 -3.4 2 984 305 25 7 -3.0 -6.3 | 324 4 2.4 -3.2 3 950 610 30 10 -5.0 -8.7 | 357 6 0.3 -5.5 4 925 844 35 13 -7.5 -10.6 | 16 8 -2.1 -7.5 5 917 914 35 13 -7.5 -10.6 | 16 8 -2.1 -7.5 6 850 1568 35 15 -8.6 -12.3 | 20 10 -3.3 -9.1 7 824 1829 40 17 -10.9 -13.0 | 30 11 -5.6 -9.9 8 795 2134 35 11 -6.3 -9.0 | 10 6 -1.0 -5.9 9 766 2438 35 14 -8.0 -11.5 | 18 9 -2.7 -8.3 10 700 3195 25 9 -3.8 -8.2 | 343 5 1.5 -5.0 11 686 3353 30 11 -5.5 -9.5 | 2 6 -0.2 -6.4 12 612 4267 235 3 2.5 1.7 | 238 9 7.8 4.9 13 506 5791 320 1 0.6 -0.8 | 248 6 6.0 2.4 14 500 5890 230 4 3.1 2.6 | 236 10 8.4 5.7 15 487 6096 185 3 0.3 3.0 | 222 8 5.6 6.1 16 400 7590 145 10 -5.7 8.2 | 178 11 -0.4 11.3 17 398 7620 145 10 -5.7 8.2 | 178 11 -0.4 11.3 18 382 7925 140 9 -5.8 6.9 | 177 10 -0.5 10.0 19 366 8230 170 13 -2.3 12.8 | 191 16 3.1 16.0 20 351 8534 180 18 0.0 18.0 | 194 22 5.3 21.2 21 300 9660 165 39 -10.1 37.7 | 173 41 -4.8 40.8 22 271 10363 170 44 -7.6 43.3 | 177 47 -2.3 46.5 23 250 10910 185 33 2.9 32.9 | 193 37 8.2 36.0 24 206 12192 200 38 13.0 35.7 | 205 43 18.3 38.9 25 200 12380 195 36 9.3 34.8 | 201 41 14.6 37.9 26 196 12497 195 37 9.6 35.7 | 201 42 14.9 38.9 27 187 12802 180 27 0.0 27.0 | 190 31 5.3 30.2 28 170 13411 150 22 -11.0 19.1 | 166 23 -5.7 22.2 29 162 13716 150 13 -6.5 11.3 | 175 14 -1.2 14.4 30 154 14021 200 11 3.8 10.3 | 214 16 9.1 13.5 31 150 14180 150 12 -6.0 10.4 | 177 14 -0.7 13.5 32 146 14326 155 12 -5.1 10.9 | 181 14 0.2 14.0 33 132 14935 110 15 -14.1 5.1 | 133 12 -8.8 8.3 34 125 15240 100 14 -13.8 2.4 | 123 10 -8.5 5.6 35 119 15545 120 9 -7.8 4.5 | 162 8 -2.5 7.7 36 113 15850 70 17 -16.0 -5.8 | 76 11 -10.7 -2.7 37 107 16154 80 21 -20.7 -3.6 | 88 15 -15.4 -0.5 38 100 16580 90 10 -10.0 0.0 | 124 6 -4.7 3.2 39 97 16764 100 12 -11.8 2.1 | 129 8 -6.5 5.2 40 92 17069 90 31 -31.0 0.0 | 97 26 -25.7 3.2 41 83 17678 95 33 -32.9 2.9 | 102 28 -27.6 6.0 42 78 17983 70 19 -17.9 -6.5 | 75 13 -12.5 -3.3 43 71 18593 95 31 -30.9 2.7 | 103 26 -25.6 5.9 44 70 18640 95 15 -14.9 1.3 | 115 11 -9.6 4.5 45 67 18898 110 17 -16.0 5.8 | 130 14 -10.7 9.0 46 60 19507 85 33 -32.9 -2.9 | 91 28 -27.6 0.3 47 57 19812 95 23 -22.9 2.0 | 106 18 -17.6 5.2 48 54 20117 90 28 -28.0 0.0 | 98 23 -22.7 3.2 49 52 20422 120 28 -24.2 14.0 | 132 26 -18.9 17.2 50 50 20600 100 31 -30.5 5.4 | 109 27 -25.2 8.5 51 47 21031 105 33 -31.9 8.5 | 114 29 -26.6 11.7 52 44 21336 80 38 -37.4 -6.6 | 84 32 -32.1 -3.4 53 38 22250 110 47 -44.2 16.1 | 116 43 -38.8 19.2 54 35 22860 90 51 -51.0 0.0 | 94 46 -45.7 3.2 55 33 23165 90 45 -45.0 0.0 | 95 40 -39.7 3.2 56 30 23730 65 42 -38.1 -17.7 | 66 36 -32.7 -14.6 57 28 24079 60 39 -33.8 -19.5 | 60 33 -28.5 -16.3 58 22 24994 85 34 -33.9 -3.0 | 90 29 -28.6 0.2 59 17 26213 65 31 -28.1 -13.1 | 66 25 -22.8 -9.9 60 16 26518 95 34 -33.9 3.0 | 102 29 -28.6 6.1 Wind Parameters Mean winds (0-6000m): 29.3 at 8.2 knts Storm direction: 59.3 at 6.2 knts Shear (0-3000m) pos: 1.1 neg: 0.4 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 42.1 deg Storm rel helicity (0-3000m) pos: 15.4 neg: -10.9 tot: 4.5 m^2/s^2 ave: 1.5 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.6 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 2683.50 Bulk Shear: 0.22 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 22 7 326 4| 3.3 0.0 3.3| 3.2 0.0 3.2 6.5 0.71| 4.0 2.8 1000 29 9 352 5| 3.9 0.0 3.9| 8.4 0.0 8.4 8.4 0.70| 4.3 3.0 1500 32 11 4 6| 2.6 0.5 3.1| 9.4 0.0 9.4 6.3 0.64| 3.4 2.2 2000 34 12 11 7| 1.7 0.4 2.1| 14.0 -3.4 10.6 5.3 0.42| 4.0 1.7 2500 34 12 12 7| 1.4 0.4 1.7| 15.4 -5.9 9.4 3.8 0.30| 4.1 1.2 3000 34 12 12 7| 1.1 0.4 1.6| 15.4 -10.9 4.5 1.5 0.14| 4.0 0.6 4000 31 11 4 7| 0.9 2.0 2.8| 17.1 -49.1 -32.0 -8.0 -0.28| 5.5 -1.5 5000 30 10 355 5| 0.8 1.5 2.3| 20.4 -58.4 -37.9 -7.6 -0.28| 5.0 -1.4 6000 29 8 342 4| 0.7 1.5 2.3| 21.2 -66.6 -45.4 -7.6 -0.31| 4.8 -1.5 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20260114.12.gif