UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060212.upa.cvt Date: 1200Z 2 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:1200Z 2 JUN 25 Station: VTBC WMO ident: 48480 Latitude: 12.60 Longitude: 102.12 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 1008 4 30.0 28.0 89 2.0 28.5 200 12 302.5 306.9 301.4 374.7 24.22 1 1000 70 29.4 25.0 77 4.4 26.1 210 14 302.5 306.3 299.2 362.9 20.33 2 925 762 23.6 22.8 95 0.8 23.0 225 21 303.4 307.0 298.8 360.6 19.22 3 908 925 22.0 22.0 100 0.0 22.0 230 22 303.4 306.9 298.5 358.8 18.64 4 850 1499 19.2 18.0 93 1.2 18.4 250 27 306.3 309.1 297.2 352.7 15.46 5 821 1797 17.0 17.0 100 0.0 17.0 250 23 307.0 309.8 297.1 352.2 15.02 6 818 1829 18.0 18.0 100 0.0 18.0 250 23 308.4 311.4 298.1 357.1 16.08 7 743 2649 14.0 14.0 100 0.0 14.0 275 22 312.6 315.2 297.6 354.6 13.66 8 724 2868 11.4 11.4 100 0.0 11.4 286 23 312.1 314.3 296.3 348.3 11.79 9 717 2949 12.2 12.2 100 0.0 12.2 290 23 313.8 316.2 297.2 352.7 12.56 10 715 2973 12.2 5.2 62 7.0 8.0 291 24 314.1 315.6 293.9 338.4 7.78 11 714 2985 12.4 5.4 62 7.0 8.2 292 24 314.4 315.9 294.1 339.1 7.90 12 700 3151 11.6 4.6 62 7.0 7.5 300 25 315.3 316.8 294.1 339.3 7.62 13 604 4372 5.6 1.1 73 4.5 3.0 291 13 322.0 323.3 295.3 344.2 6.88 14 527 5473 -2.3 -2.3 100 0.0 -2.3 290 7 325.3 326.5 295.6 345.5 6.14 15 500 5890 -4.7 -4.7 100 0.0 -4.7 290 8 327.3 328.4 295.6 345.2 5.41 16 496 5953 -4.9 -4.9 100 0.0 -4.9 290 8 327.8 328.9 295.7 345.7 5.37 17 481 6196 -5.5 -7.1 88 1.6 -6.2 288 9 330.0 330.9 295.7 345.7 4.67 18 474 6311 -5.3 -9.7 71 4.4 -7.3 287 9 331.6 332.4 295.4 344.8 3.87 19 420 7255 -10.3 -14.4 72 4.1 -11.9 271 9 336.9 337.5 296.0 347.4 2.99 20 400 7630 -13.3 -16.6 76 3.3 -14.5 260 10 337.7 338.2 296.0 347.0 2.61 21 394 7745 -13.9 -18.1 70 4.2 -15.4 270 10 338.4 338.9 295.9 346.7 2.34 22 383 7960 -15.9 -17.6 87 1.7 -16.5 288 9 338.5 339.0 296.1 347.4 2.51 23 366 8301 -17.9 -22.7 66 4.8 -19.4 316 7 340.3 340.6 295.8 346.4 1.69 24 344 8762 -21.7 -21.7 100 0.0 -21.7 356 6 341.2 341.6 296.3 348.3 1.96 25 331 9045 -23.1 -23.1 100 0.0 -23.1 20 4 343.0 343.4 296.5 349.7 1.80 26 313 9453 -25.9 -30.6 65 4.7 -26.9 45 9 344.7 344.9 296.3 348.3 0.96 27 311 9499 -25.9 -38.9 28 13.0 -28.0 47 10 345.3 345.4 296.0 347.0 0.42 28 310 9523 -25.7 -32.7 52 7.0 -27.1 48 10 345.9 346.1 296.4 348.9 0.79 29 300 9760 -27.1 -43.1 20 16.0 -29.3 60 14 347.2 347.2 296.3 348.3 0.28 30 299 9784 -27.1 -45.1 16 18.0 -29.4 61 14 347.5 347.6 296.3 348.5 0.23 31 295 9880 -27.9 -36.9 42 9.0 -29.4 63 14 347.7 347.8 296.6 349.9 0.55 32 294 9904 -27.9 -45.9 16 18.0 -30.1 63 14 348.1 348.1 296.4 348.9 0.21 33 292 9953 -28.3 -37.3 42 9.0 -29.8 64 14 348.2 348.3 296.7 350.3 0.53 34 281 10226 -30.1 -46.1 20 16.0 -32.0 70 13 349.4 349.5 296.7 350.3 0.22 35 250 11040 -37.7 -51.7 22 14.0 -38.8 80 11 350.0 350.0 296.7 350.6 0.13 36 229 11640 -42.5 -60.5 12 18.0 -43.3 65 16 351.6 351.6 297.0 351.8 0.05 37 200 12540 -50.7 -59.7 34 9.0 -51.0 65 25 352.5 352.5 297.2 352.7 0.06 38 199 12573 -51.1 -60.1 33 9.0 -51.4 66 25 352.4 352.4 297.2 352.6 0.06 39 196 12671 -51.7 -65.7 17 14.0 -52.1 67 27 352.9 352.9 297.3 353.1 0.03 40 190 12872 -53.5 -57.0 65 3.5 -53.6 70 29 353.2 353.2 297.4 353.6 0.09 41 166 13726 -60.1 -69.1 30 9.0 -60.2 85 40 356.1 356.1 298.0 356.2 0.02 42 150 14350 -65.5 -68.6 65 3.1 -65.5 85 50 357.2 357.3 298.2 357.4 0.02 43 141 14723 -68.9 -71.3 71 2.4 -68.9 85 50 357.7 357.7 298.2 357.8 0.02 44 134 15026 -69.7 -83.7 11 14.0 -69.8 85 51 361.5 361.5 299.0 361.5 0.00 45 108 16276 -80.5 -84.2 54 3.7 -80.5 94 60 364.1 364.1 299.5 364.1 0.00 46 107 16328 -80.8 -84.6 53 3.8 -80.8 95 61 364.5 364.5 299.5 364.5 0.00 47 106 16381 -81.1 -85.0 52 3.9 -81.1 95 61 364.9 364.9 299.7 364.9 0.00 48 100 16710 -79.3 -85.3 37 6.0 -79.3 95 54 374.5 374.5 301.4 374.5 0.00 49 84 17687 -84.5 -88.1 53 3.6 -84.5 80 49 383.1 383.1 302.8 383.1 0.00 50 71 18638 -75.9 -88.9 11 13.0 -75.9 110 36 420.3 420.3 307.7 420.3 0.00 51 70 18720 -76.7 -89.7 11 13.0 -76.7 115 35 420.3 420.3 307.7 420.3 0.00 52 68 18887 -77.7 -90.7 11 13.0 -77.7 105 32 421.6 421.6 307.9 421.6 0.00 53 62 19432 -66.1 -92.1 1 26.0 -66.3 75 22 458.6 458.6 311.7 458.6 0.00 54 55 20155 -68.7 -90.7 3 22.0 -68.9 63 16 468.6 468.6 312.5 468.7 0.00 55 50 20730 -66.3 -90.3 2 24.0 -66.5 75 17 487.2 487.2 314.0 487.3 0.00 56 46 21234 -67.3 -90.3 2 23.0 -67.5 79 26 496.6 496.6 314.7 496.6 0.00 57 42 21790 -61.3 -90.3 1 29.0 -61.9 91 25 524.5 524.5 316.6 524.6 0.00 58 38 22409 -62.5 -89.5 1 27.0 -63.0 105 23 536.7 536.7 317.3 536.7 0.00 59 30 23890 -55.7 -87.7 1 32.0 -57.2 90 34 592.8 592.8 320.3 592.8 0.01 60 26 24805 -53.9 -86.9 1 33.0 -55.9 87 35 622.7 622.7 321.6 622.7 0.01 61 24 25318 -55.3 -87.3 1 32.0 -57.2 92 36 633.0 633.0 322.0 633.1 0.01 TRP 84 17687 -84.5 -88.1 53 3.6 -84.5 80 49 383.1 383.1 302.8 383.1 0.00 WND 107 16328 -80.8 -84.6 53 3.8 -80.8 95 61 364.5 364.5 299.5 364.5 0.00 Sounding variables and indices 1000-500 mb thick: 5820.00 m Freezing level: 549.42 mb = 5152.91 m = 16905.65 ft Wetbulb zero: 560.56 mb = 4975.02 m = 16322.05 ft Precipitable water: 2.73 inches Sfc-500 mean rel hum: 86.98 % Est. max temperature: 33.40 C = 92.13 F Sfc-Lift cond lev (LCL): 979.91 mb = 250.16 m = 820.73 ft T: 27.89 C 700-500 lapse rate: 5.95 C/km ThetaE index: 22.48 C Layer 1000.0- 818.0 mb Conv cond level (CCL): 921.28 mb = 797.33 m = 2615.88 ft Mean mixing ratio: 19.82 g/kg Conv temperature: 30.98 C = 87.76 F Cap Strength: 0.38 C Lifted Index: -5.69 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.80 C Lifted Index @700 mb: -2.01 C Showalter Index: -2.67 C Risk: Severe thunderstorms possible Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.70 C K Index: 34.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 278.00 Risk: None Energy Index: -1.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2170.64 J/kg Max Up Vert Vel: 65.89 m/s Conv Inhibition (B-): 0.29 J/kg Cap Strength: 0.38 C Lift Cond Lev (LCL): 927.04 mb = 742.40 m = 2435.66 ft Lev Free Conv (LFC): 912.04 mb = 885.69 m = 2905.78 ft Equ Level (EL): 122.04 mb = 15567.63 m = 51074.28 ft B at Equ Level: 2160.97 J/kg Max Parcel Lev (MPL): 62.04 mb = 19427.81 m = 63738.76 ft Wind level data Storm motion: 298 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 1008 4 200 12 4.1 11.3 | 156 19 -7.8 17.7 1 1000 70 210 14 7.0 12.1 | 165 19 -4.9 18.5 2 974 305 225 18 12.7 12.7 | 182 19 0.8 19.1 3 941 610 225 20 14.1 14.1 | 186 21 2.2 20.6 4 925 762 225 21 14.8 14.8 | 188 21 3.0 21.3 5 909 914 230 22 16.9 14.1 | 194 21 5.0 20.6 6 850 1499 250 27 25.4 9.2 | 221 21 13.5 15.6 7 848 1524 250 27 25.4 9.2 | 221 21 13.5 15.6 8 789 2134 250 19 17.9 6.5 | 205 14 6.0 12.9 9 709 3048 295 24 21.8 -10.1 | 291 11 9.9 -3.7 10 700 3151 300 25 21.7 -12.5 | 302 11 9.8 -6.1 11 658 3658 295 27 24.5 -11.4 | 292 14 12.6 -5.0 12 588 4572 290 9 8.5 -3.1 | 134 5 -3.4 3.3 13 566 4877 300 8 6.9 -4.0 | 116 6 -5.0 2.4 14 525 5486 290 7 6.6 -2.4 | 127 7 -5.3 4.0 15 500 5890 290 8 7.5 -2.7 | 130 6 -4.4 3.7 16 487 6096 290 9 8.5 -3.1 | 134 5 -3.4 3.3 17 401 7620 265 9 9.0 0.8 | 158 8 -2.9 7.2 18 400 7630 260 10 9.8 1.7 | 166 8 -2.0 8.1 19 326 9144 30 4 -2.0 -3.5 | 102 14 -13.9 2.9 20 300 9760 60 14 -12.1 -7.0 | 89 24 -24.0 -0.6 21 264 10668 80 12 -11.8 -2.1 | 100 24 -23.7 4.3 22 250 11040 80 11 -10.8 -1.9 | 101 23 -22.7 4.5 23 211 12192 50 21 -16.1 -13.5 | 76 29 -28.0 -7.1 24 200 12540 65 25 -22.7 -10.6 | 83 35 -34.6 -4.2 25 166 13716 85 40 -39.8 -3.5 | 93 52 -51.7 2.9 26 150 14350 85 50 -49.8 -4.4 | 92 62 -61.7 2.1 27 129 15240 85 51 -50.8 -4.4 | 92 63 -62.7 2.0 28 107 16328 95 61 -60.8 5.3 | 99 74 -72.7 11.7 29 105 16459 95 60 -59.8 5.2 | 99 73 -71.7 11.6 30 100 16710 95 54 -53.8 4.7 | 100 67 -65.7 11.1 31 84 17687 80 49 -48.3 -8.5 | 88 60 -60.2 -2.1 32 76 18288 90 40 -40.0 0.0 | 97 52 -51.9 6.4 33 70 18720 115 35 -31.7 14.8 | 116 48 -43.6 21.2 34 58 19812 55 15 -12.3 -8.6 | 85 24 -24.2 -2.2 35 50 20730 75 17 -16.4 -4.4 | 94 28 -28.3 2.0 36 45 21336 80 27 -26.6 -4.7 | 93 39 -38.5 1.7 37 35 22860 115 22 -19.9 9.3 | 116 36 -31.8 15.7 38 30 23890 90 34 -34.0 0.0 | 98 46 -45.9 6.4 39 27 24384 85 35 -34.9 -3.1 | 94 47 -46.8 3.4 40 20 25603 105 39 -37.7 10.1 | 108 52 -49.6 16.5 Wind Parameters Mean winds (0-6000m): 268.3 at 18.0 knts Storm direction: 298.3 at 13.5 knts Shear (0-3000m) pos: 5.1 neg: 1.1 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 129.5 deg Storm rel helicity (0-3000m) pos: 168.4 neg: -20.3 tot: 148.1 m^2/s^2 ave: 49.4 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 5.8 10^-3/s Energy-Hel index: 1.65 Bulk Rich Number: 80.71 Bulk Shear: 26.89 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 ------------------------------------------------------------------------------- 500 220 17 176 19| 10.1 0.0 10.1| 49.1 0.0 49.1 98.3 0.96| 10.4 10.0 1000 224 19 183 20| 7.4 0.0 7.4| 74.6 0.0 74.6 74.6 0.94| 7.8 7.3 1500 231 21 193 20| 7.3 0.0 7.3|121.3 0.0 121.3 80.9 0.96| 8.1 7.8 2000 237 22 199 19| 5.5 1.6 7.1|121.3 -16.8 104.5 52.2 0.64| 7.7 4.9 2500 241 21 201 18| 5.0 1.3 6.3|141.1 -20.3 120.7 48.3 0.64| 7.8 5.0 3000 248 21 209 17| 5.1 1.1 6.2|168.4 -20.3 148.1 49.4 0.71| 8.2 5.8 4000 262 22 227 14| 4.2 1.4 5.7|176.7 -30.9 145.8 36.4 0.55| 7.8 4.3 5000 266 20 227 11| 3.2 2.1 5.3|177.0 -38.0 139.0 27.8 0.34| 7.6 2.6 6000 268 18 221 9| 2.6 1.7 4.3|179.2 -38.0 141.3 23.5 0.35| 6.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250602.12.gif