UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 9 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 1021 4 23.2 19.6 80 3.6 20.7 200 14 294.6 297.1 293.1 335.2 14.20 1 1000 182 21.0 18.6 86 2.4 19.4 200 16 294.1 296.6 292.5 333.0 13.61 2 959 544 17.8 17.8 100 0.0 17.8 185 17 294.5 296.9 292.5 333.0 13.49 3 952 607 17.6 17.6 100 0.0 17.6 185 18 294.9 297.3 292.6 333.3 13.42 4 925 854 16.6 16.6 100 0.0 16.6 195 21 296.3 298.6 292.7 333.6 12.95 5 850 1573 13.2 13.2 100 0.0 13.2 170 22 300.0 302.0 292.5 333.0 11.29 6 809 1987 10.6 10.6 100 0.0 10.6 163 16 301.5 303.3 292.0 330.9 9.97 7 782 2270 10.4 7.5 82 2.9 8.7 162 12 304.2 305.8 291.5 329.2 8.35 8 718 2977 6.6 6.3 98 0.3 6.4 153 7 307.6 309.1 292.5 333.0 8.37 9 707 3104 5.2 -0.8 65 6.0 2.1 157 7 307.4 308.3 289.7 323.1 5.11 10 700 3185 5.6 -4.4 49 10.0 0.8 160 8 308.7 309.4 289.0 321.0 3.94 11 698 3208 5.6 -5.4 45 11.0 0.5 160 8 308.9 309.6 288.9 320.4 3.66 12 678 3447 6.4 1.8 72 4.6 3.8 160 7 312.4 313.6 292.4 332.5 6.44 13 649 3805 4.0 1.1 81 2.9 2.4 160 6 313.6 314.8 292.7 333.7 6.40 14 639 3932 4.0 -3.0 60 7.0 0.5 160 6 315.0 315.9 291.8 330.3 4.80 15 607 4349 1.2 -6.8 55 8.0 -2.5 161 6 316.5 317.2 291.3 328.7 3.78 16 597 4483 0.2 -4.8 69 5.0 -2.2 163 8 316.8 317.7 292.0 331.2 4.49 17 566 4909 -2.5 -8.5 63 6.0 -5.1 167 12 318.5 319.2 291.7 330.1 3.56 18 545 5210 -2.7 -24.7 17 22.0 -9.3 123 1 321.7 321.9 290.3 325.0 0.95 19 543 5239 -2.7 -23.7 18 21.0 -9.2 128 1 322.1 322.3 290.5 325.7 1.04 20 500 5890 -7.1 -24.1 24 17.0 -12.1 250 4 324.4 324.6 291.2 328.2 1.09 21 485 6126 -7.3 -29.3 15 22.0 -13.0 246 4 327.0 327.1 291.6 329.5 0.70 22 409 7424 -16.5 -50.5 4 34.0 -21.0 284 8 331.4 331.4 292.2 331.8 0.09 23 400 7590 -17.5 -40.5 12 23.0 -21.3 275 4 332.2 332.3 292.6 333.3 0.28 24 380 7972 -20.7 -36.7 22 16.0 -23.5 269 6 332.9 333.0 292.9 334.6 0.43 25 359 8391 -23.1 -51.1 6 28.0 -26.2 263 8 335.2 335.2 293.2 335.6 0.10 26 312 9403 -31.3 -48.3 17 17.0 -32.9 260 13 337.5 337.5 293.9 338.1 0.15 27 306 9540 -32.3 -40.3 45 8.0 -33.3 262 14 337.9 338.0 294.1 339.4 0.37 28 300 9680 -33.5 -46.5 26 13.0 -34.7 265 15 338.2 338.2 294.0 338.9 0.20 29 295 9798 -34.5 -41.5 49 7.0 -35.3 258 15 338.4 338.4 294.3 339.7 0.34 30 271 10388 -37.7 -60.7 7 23.0 -38.9 295 10 342.0 342.0 294.8 342.2 0.04 31 250 10940 -41.7 -57.7 16 16.0 -42.5 275 19 344.1 344.1 295.4 344.3 0.06 32 245 11076 -42.7 -60.7 12 18.0 -43.5 271 21 344.6 344.6 295.4 344.8 0.04 33 200 12410 -54.1 -71.1 11 17.0 -54.4 250 33 347.1 347.1 296.0 347.2 0.01 34 177 13180 -61.1 -71.1 25 10.0 -61.2 252 39 348.0 348.0 296.2 348.0 0.01 35 154 14032 -67.1 -72.1 49 5.0 -67.1 255 46 351.8 351.8 297.0 351.9 0.01 36 150 14190 -68.3 -74.3 42 6.0 -68.4 245 46 352.4 352.4 297.2 352.5 0.01 37 127 15175 -73.5 -80.5 33 7.0 -73.5 260 34 360.2 360.2 298.7 360.3 0.00 38 101 16512 -73.7 -85.7 14 12.0 -73.7 270 26 384.2 384.2 302.9 384.2 0.00 39 100 16570 -73.5 -85.5 14 12.0 -73.5 280 32 385.7 385.7 303.2 385.7 0.00 40 85 17507 -78.5 -87.5 22 9.0 -78.5 235 22 393.9 394.0 304.3 394.0 0.00 41 77 18072 -76.9 -87.9 16 11.0 -76.9 265 13 408.6 408.6 306.3 408.6 0.00 42 74 18303 -72.1 -87.1 9 15.0 -72.2 263 17 423.4 423.4 308.1 423.4 0.00 43 70 18630 -71.9 -87.9 7 16.0 -72.0 85 1 430.6 430.6 308.9 430.6 0.00 44 61 19451 -68.5 -89.5 3 21.0 -68.7 68 15 455.4 455.4 311.4 455.4 0.00 45 58 19758 -64.5 -88.5 2 24.0 -64.8 37 9 471.1 471.1 312.7 471.1 0.00 46 52 20429 -63.5 -88.5 2 25.0 -63.8 159 10 488.3 488.3 314.1 488.4 0.00 47 50 20670 -64.5 -89.5 2 25.0 -64.8 245 6 491.5 491.5 314.3 491.5 0.00 48 30 23840 -57.9 -87.9 1 30.0 -59.0 110 10 586.8 586.8 320.0 586.8 0.01 49 29 24054 -57.7 -87.7 1 30.0 -58.9 146 15 593.1 593.1 320.3 593.1 0.01 50 25 24988 -60.1 -88.1 1 28.0 -61.2 145 6 611.9 611.9 321.2 611.9 0.01 51 20 26410 -51.9 -84.9 1 33.0 -54.8 120 3 677.3 677.3 323.7 677.4 0.01 52 19 26743 -50.9 -84.9 1 34.0 -54.2 117 3 690.4 690.4 324.1 690.5 0.02 53 16 27864 -49.9 -83.9 1 34.0 -54.0 106 5 728.5 728.5 325.3 728.6 0.02 54 13 29237 -45.1 -82.1 1 37.0 -51.7 93 7 789.7 789.7 327.0 790.0 0.04 55 12 29771 -45.5 -82.5 1 37.0 -52.2 88 7 806.5 806.6 327.4 806.9 0.04 TRP 127 15175 -73.5 -80.5 33 7.0 -73.5 260 34 360.2 360.2 298.7 360.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5708.00 m Freezing level: 594.70 mb = 4514.24 m = 14810.32 ft Wetbulb zero: 633.77 mb = 3998.72 m = 13119.00 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 73.39 % Est. max temperature: 27.54 C = 81.57 F Sfc-Lift cond lev (LCL): 968.72 mb = 456.93 m = 1499.10 ft T: 18.57 C 700-500 lapse rate: 4.70 C/km ThetaE index: 12.55 C Layer 707.0- 678.0 mb Conv cond level (CCL): 959.16 mb = 542.71 m = 1780.51 ft Mean mixing ratio: 13.48 g/kg Conv temperature: 23.06 C = 73.51 F Cap Strength: 2.96 C Lifted Index: 2.55 C Risk: None Lifted Index @300 mb: 4.62 C Lifted Index @700 mb: 0.07 C Showalter Index: 2.72 C Risk: Showers probable Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 20.30 C K Index: 23.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 206.40 Risk: None Energy Index: -0.92 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.53 J/kg Max Up Vert Vel: 6.41 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 2.86 C Lift Cond Lev (LCL): 954.83 mb = 581.59 m = 1908.08 ft Lev Free Conv (LFC): 949.83 mb = 626.69 m = 2056.06 ft Equ Level (EL): 929.83 mb = 809.29 m = 2655.11 ft B at Equ Level: 8.62 J/kg Max Parcel Lev (MPL): 669.83 mb = 3546.59 m = 11635.66 ft Wind level data Storm motion: 205 at 8 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 1021 4 200 14 4.8 13.2 | 193 6 1.3 5.8 1 1000 182 200 16 5.5 15.0 | 195 8 2.0 7.7 2 986 305 185 14 1.2 13.9 | 161 7 -2.2 6.6 3 952 610 185 18 1.6 17.9 | 170 11 -1.9 10.6 4 925 854 195 21 5.4 20.3 | 189 13 2.0 12.9 5 918 914 195 21 5.4 20.3 | 189 13 2.0 12.9 6 855 1524 170 23 -4.0 22.7 | 154 17 -7.4 15.3 7 850 1573 170 22 -3.8 21.7 | 153 16 -7.3 14.3 8 795 2134 160 14 -4.8 13.2 | 125 10 -8.2 5.8 9 766 2438 165 10 -2.6 9.7 | 111 6 -6.0 2.3 10 738 2743 145 5 -2.9 4.1 | 63 7 -6.3 -3.2 11 700 3185 160 8 -2.7 7.5 | 92 6 -6.2 0.2 12 612 4267 160 5 -1.7 4.7 | 63 6 -5.2 -2.6 13 567 4877 170 13 -2.3 12.8 | 134 8 -5.7 5.5 14 546 5182 120 1 -0.9 0.5 | 32 8 -4.3 -6.8 15 500 5890 250 4 3.8 1.4 | 357 6 0.3 -6.0 16 487 6096 245 4 3.6 1.7 | 358 6 0.2 -5.7 17 415 7315 290 10 9.4 -3.4 | 331 12 6.0 -10.8 18 400 7590 275 4 4.0 -0.3 | 356 8 0.5 -7.7 19 366 8230 265 7 7.0 0.6 | 332 8 3.5 -6.7 20 323 9144 255 12 11.6 3.1 | 297 9 8.1 -4.2 21 300 9680 265 15 14.9 1.3 | 298 13 11.5 -6.0 22 297 9754 255 15 14.5 3.9 | 287 12 11.0 -3.5 23 272 10363 295 10 9.1 -4.2 | 334 13 5.6 -11.6 24 260 10668 300 15 13.0 -7.5 | 327 18 9.5 -14.8 25 250 10940 275 19 18.9 -1.7 | 300 18 15.5 -9.0 26 238 11278 265 23 22.9 2.0 | 285 20 19.5 -5.3 27 207 12192 245 35 31.7 14.8 | 255 29 28.3 7.5 28 200 12410 250 33 31.0 11.3 | 262 28 27.6 3.9 29 154 14021 255 46 44.4 11.9 | 264 41 41.0 4.6 30 150 14190 245 46 41.7 19.4 | 252 40 38.2 12.1 31 147 14326 245 49 44.4 20.7 | 252 43 41.0 13.4 32 139 14630 240 36 31.2 18.0 | 249 30 27.7 10.7 33 127 15175 260 34 33.5 5.9 | 273 30 30.0 -1.4 34 126 15240 260 33 32.5 5.7 | 273 29 29.1 -1.6 35 113 15850 240 33 28.6 16.5 | 250 27 25.1 9.2 36 102 16459 260 20 19.7 3.5 | 283 17 16.3 -3.9 37 100 16570 280 32 31.5 -5.6 | 295 31 28.1 -12.9 38 97 16764 280 32 31.5 -5.6 | 295 31 28.1 -12.9 39 83 17678 225 20 14.1 14.1 | 238 13 10.7 6.8 40 78 17983 265 10 10.0 0.9 | 315 9 6.5 -6.5 41 74 18288 265 18 17.9 1.6 | 292 16 14.5 -5.8 42 70 18593 240 10 8.7 5.0 | 294 6 5.2 -2.3 43 70 18630 85 1 -1.0 -0.1 | 31 9 -4.4 -7.4 44 67 18898 85 1 -1.0 -0.1 | 31 9 -4.4 -7.4 45 64 19202 85 14 -13.9 -1.2 | 64 19 -17.4 -8.6 46 61 19507 65 15 -13.6 -6.3 | 51 22 -17.0 -13.7 47 55 20117 0 0 -0.0 -0.0 | 25 8 -3.4 -7.3 48 52 20422 155 10 -4.2 9.1 | 103 8 -7.7 1.7 49 50 20670 245 6 5.4 2.5 | 337 5 2.0 -4.8 50 45 21336 190 11 1.9 10.8 | 156 4 -1.5 3.5 51 39 22250 85 15 -14.9 -1.3 | 65 20 -18.4 -8.6 52 37 22555 55 10 -8.2 -5.7 | 42 18 -11.6 -13.1 53 35 22860 75 11 -10.6 -2.8 | 54 17 -14.1 -10.2 54 33 23165 50 21 -16.1 -13.5 | 43 29 -19.5 -20.8 55 32 23470 20 11 -3.8 -10.3 | 22 19 -7.2 -17.7 56 30 23774 155 12 -5.1 10.9 | 113 9 -8.5 3.5 57 30 23840 110 10 -9.4 3.4 | 73 13 -12.8 -3.9 58 29 24079 150 16 -8.0 13.9 | 120 13 -11.4 6.5 59 28 24384 110 10 -9.4 3.4 | 73 13 -12.8 -3.9 60 26 24689 140 2 -1.3 1.5 | 39 7 -4.7 -5.8 61 24 25298 150 10 -5.0 8.7 | 99 9 -8.4 1.3 62 23 25603 110 10 -9.4 3.4 | 73 13 -12.8 -3.9 63 21 26213 90 14 -14.0 0.0 | 67 19 -17.4 -7.3 64 20 26410 120 3 -2.6 1.5 | 46 8 -6.0 -5.8 65 9 28956 70 10 -9.4 -3.4 | 50 17 -12.8 -10.8 66 8 29261 115 11 -10.0 4.6 | 79 14 -13.4 -2.7 67 7 29566 85 10 -10.0 -0.9 | 59 16 -13.4 -8.2 68 6 30175 85 14 -13.9 -1.2 | 64 19 -17.4 -8.6 Wind Parameters Mean winds (0-6000m): 175.1 at 10.8 knts Storm direction: 205.1 at 8.1 knts Shear (0-3000m) pos: 0.9 neg: 2.7 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): -114.1 deg Storm rel helicity (0-3000m) pos: 17.9 neg: -78.6 tot: -60.7 m^2/s^2 ave: -20.2 10^-3 m/s^2 rel: -0.46 Storm rel vorticity (0-3000m) horiz: 7.5 stream: -3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.69 Bulk Shear: 4.38 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 ------------------------------------------------------------------------------- 500 192 15 178 7| 0.0 4.9 4.9| 2.1 -7.8 -5.7 -11.4 -0.39| 8.4 -3.3 1000 191 17 180 10| 2.6 2.5 5.1| 15.3 -12.4 2.9 2.9 -0.01| 8.0 -0.1 1500 187 19 174 11| 1.8 4.2 6.0| 15.3 -41.9 -26.6 -17.7 -0.32| 8.1 -2.6 2000 182 19 167 12| 1.3 3.2 4.5| 15.3 -61.2 -45.9 -23.0 -0.41| 8.0 -3.3 2500 179 18 160 11| 1.1 2.8 3.9| 15.3 -71.8 -56.5 -22.6 -0.46| 7.9 -3.6 3000 177 16 154 9| 0.9 2.7 3.5| 17.9 -78.6 -60.7 -20.2 -0.46| 7.5 -3.4 4000 175 14 143 8| 0.8 2.1 2.8| 20.2 -82.0 -61.8 -15.4 -0.44| 6.1 -2.7 5000 174 12 136 7| 0.8 1.9 2.7| 30.8 -93.2 -62.4 -12.5 -0.33| 6.2 -2.1 6000 175 11 128 6| 0.9 1.6 2.5| 31.8-113.0 -81.1 -13.5 -0.41| 6.4 -2.6 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251009.12.gif