UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061100.upa.cvt Date: 0000Z 11 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 11 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 1004 4 25.8 25.5 98 0.3 25.6 0 0 298.6 302.4 298.6 359.6 20.88 1 1000 40 26.6 24.6 89 2.0 25.2 290 14 299.8 303.4 298.3 357.9 19.84 2 983 192 27.2 23.6 81 3.6 24.6 287 17 301.8 305.3 298.3 357.9 18.98 3 925 730 23.6 19.5 78 4.1 20.7 275 24 303.4 306.3 296.6 349.8 15.61 4 923 749 23.6 19.4 77 4.2 20.6 275 24 303.6 306.5 296.6 349.8 15.54 5 850 1465 18.4 16.9 91 1.5 17.4 285 26 305.4 308.1 296.3 348.5 14.40 6 808 1899 15.4 15.4 100 0.0 15.4 285 25 306.7 309.3 296.2 348.0 13.75 7 703 3073 10.0 8.3 89 1.7 8.9 292 21 313.2 315.0 295.2 343.6 9.83 8 700 3109 10.0 7.7 86 2.3 8.6 295 21 313.6 315.4 295.0 342.9 9.47 9 650 3724 8.4 3.4 71 5.0 5.5 321 18 318.5 319.9 294.9 342.4 7.54 10 590 4516 2.2 1.6 96 0.6 1.8 334 16 320.2 321.6 295.2 343.6 7.31 11 554 5024 0.4 -1.5 87 1.9 -0.6 343 13 323.9 325.1 295.3 344.1 6.20 12 513 5637 -4.1 -4.1 100 0.0 -4.1 14 10 325.6 326.7 295.2 343.8 5.51 13 500 5840 -3.3 -5.9 82 2.6 -4.6 20 11 329.0 330.0 295.6 345.5 4.93 14 400 7570 -14.5 -16.0 88 1.5 -15.0 70 17 336.1 336.7 295.7 345.8 2.75 15 391 7742 -15.9 -15.9 100 0.0 -15.9 69 17 336.5 337.1 295.8 346.5 2.83 16 385 7859 -15.7 -16.2 96 0.5 -15.9 73 17 338.3 338.8 296.3 348.2 2.81 17 376 8038 -16.5 -25.5 46 9.0 -19.0 78 18 339.5 339.8 295.3 344.2 1.28 18 371 8139 -17.1 -19.2 84 2.1 -17.8 82 19 340.0 340.5 296.2 348.1 2.26 19 367 8220 -17.5 -23.5 59 6.0 -19.3 84 19 340.5 340.9 295.8 346.3 1.57 20 363 8303 -17.9 -19.9 84 2.0 -18.6 87 20 341.1 341.5 296.4 348.9 2.17 21 352 8533 -19.1 -20.4 89 1.3 -19.6 95 21 342.5 342.9 296.7 350.3 2.15 22 332 8967 -21.3 -24.1 78 2.8 -22.1 109 23 345.2 345.6 296.9 351.3 1.64 23 330 9012 -21.3 -25.6 68 4.3 -22.5 110 23 345.8 346.1 296.9 351.2 1.44 24 313 9401 -23.9 -30.9 52 7.0 -25.5 111 29 347.5 347.7 296.8 351.0 0.93 25 300 9710 -26.3 -31.3 63 5.0 -27.3 105 35 348.3 348.5 297.0 351.9 0.93 26 264 10621 -33.9 -39.9 55 6.0 -34.7 96 35 350.2 350.3 297.1 352.0 0.45 27 250 11000 -37.1 -40.8 68 3.7 -37.5 85 35 350.9 351.0 297.2 352.7 0.43 28 212 12109 -47.3 -47.9 94 0.6 -47.3 76 36 352.0 352.0 297.3 352.9 0.24 29 204 12361 -49.5 -52.2 73 2.7 -49.6 72 37 352.4 352.4 297.3 353.0 0.15 30 203 12393 -49.9 -51.9 79 2.0 -50.0 72 37 352.2 352.3 297.3 352.9 0.16 31 200 12490 -50.7 -53.5 72 2.8 -50.8 70 37 352.5 352.5 297.3 353.0 0.13 32 198 12555 -51.3 -53.6 76 2.3 -51.4 70 38 352.5 352.6 297.3 353.1 0.13 33 192 12755 -52.5 -62.5 29 10.0 -52.8 70 40 353.7 353.7 297.5 353.9 0.04 34 185 12994 -54.5 -65.5 25 11.0 -54.8 70 42 354.3 354.3 297.5 354.4 0.03 35 177 13275 -57.1 -61.0 61 3.9 -57.2 70 45 354.5 354.5 297.7 354.8 0.06 36 163 13790 -61.9 -70.9 29 9.0 -62.0 72 49 354.9 354.9 297.7 355.0 0.02 37 150 14300 -65.7 -73.7 32 8.0 -65.8 85 52 356.9 356.9 298.1 357.0 0.01 38 149 14341 -65.9 -72.9 37 7.0 -66.0 85 52 357.2 357.2 298.2 357.3 0.01 39 121 15570 -77.5 -80.2 65 2.7 -77.5 92 53 357.9 357.9 298.3 358.0 0.01 40 119 15665 -78.1 -80.9 64 2.8 -78.1 92 54 358.5 358.5 298.4 358.6 0.00 41 107 16269 -80.4 -84.6 50 4.1 -80.4 95 59 365.2 365.2 299.7 365.2 0.00 42 100 16650 -81.9 -86.9 42 5.0 -81.9 100 53 369.5 369.5 300.5 369.5 0.00 43 97 16820 -82.3 -88.3 35 6.0 -82.3 95 50 371.9 371.9 300.9 371.9 0.00 44 90 17244 -77.7 -85.7 26 8.0 -77.7 95 48 389.2 389.2 303.6 389.2 0.00 45 82 17772 -81.1 -88.1 30 7.0 -81.1 95 45 392.7 392.7 304.2 392.7 0.00 46 78 18054 -80.3 -88.3 25 8.0 -80.3 95 44 400.0 400.0 305.2 400.0 0.00 47 75 18279 -74.5 -87.5 12 13.0 -74.6 95 43 416.7 416.7 307.3 416.7 0.00 48 71 18597 -74.9 -89.9 8 15.0 -75.0 115 21 422.4 422.4 308.0 422.4 0.00 49 70 18680 -71.7 -89.7 5 18.0 -71.8 120 15 431.0 431.0 308.9 431.0 0.00 50 69 18765 -70.9 -89.9 4 19.0 -71.0 117 16 434.5 434.5 309.3 434.5 0.00 51 60 19596 -68.5 -89.5 3 21.0 -68.7 83 22 457.6 457.6 311.5 457.6 0.00 52 57 19902 -69.5 -89.5 4 20.0 -69.6 74 26 462.1 462.1 312.0 462.1 0.00 53 53 20336 -68.3 -91.3 2 23.0 -68.5 69 35 474.6 474.6 313.0 474.6 0.00 54 50 20690 -62.7 -89.7 1 27.0 -63.1 65 42 495.7 495.7 314.7 495.7 0.00 55 49 20815 -62.3 -89.3 2 27.0 -62.7 67 42 499.5 499.5 314.9 499.6 0.00 56 41 21921 -60.1 -88.1 1 28.0 -60.8 91 40 531.2 531.2 317.0 531.2 0.00 57 40 22075 -60.7 -88.7 1 28.0 -61.3 95 38 533.4 533.4 317.1 533.4 0.00 TRP 97 16820 -82.3 -88.3 35 6.0 -82.3 95 50 371.9 371.9 300.9 371.9 0.00 WND 107 16269 -80.4 -84.6 50 4.1 -80.4 95 59 365.2 365.2 299.7 365.2 0.00 Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 550.36 mb = 5078.59 m = 16661.82 ft Wetbulb zero: 563.14 mb = 4892.19 m = 16050.29 ft Precipitable water: 2.53 inches Sfc-500 mean rel hum: 87.89 % Est. max temperature: 32.52 C = 90.54 F Sfc-Lift cond lev (LCL): 1000.15 mb = 38.68 m = 126.89 ft T: 26.57 C 700-500 lapse rate: 4.87 C/km ThetaE index: 8.16 C Layer 925.0- 923.0 mb Conv cond level (CCL): 875.95 mb = 1203.67 m = 3948.99 ft Mean mixing ratio: 17.34 g/kg Conv temperature: 31.98 C = 89.56 F Cap Strength: 1.54 C Lifted Index: -1.68 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.05 C Lifted Index @700 mb: -1.62 C Showalter Index: 0.20 C Risk: Thunderstorms probable Total Totals Index: 41.90 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.20 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 265.80 Risk: None Energy Index: -0.68 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 574.77 J/kg Max Up Vert Vel: 33.90 m/s Conv Inhibition (B-): 22.87 J/kg Cap Strength: 1.54 C Lift Cond Lev (LCL): 905.83 mb = 912.17 m = 2992.65 ft Lev Free Conv (LFC): 850.83 mb = 1456.53 m = 4778.58 ft Equ Level (EL): 310.83 mb = 9451.73 m = 31009.24 ft B at Equ Level: 536.94 J/kg Max Parcel Lev (MPL): 100.83 mb = 16603.54 m = 54472.89 ft Wind level data Storm motion: 331 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 1004 4 0 0 -0.0 -0.0 | 151 14 -6.9 12.6 1 1000 40 290 14 13.2 -4.8 | 219 10 6.3 7.8 2 971 305 285 20 19.3 -5.2 | 239 14 12.4 7.4 3 938 610 275 23 22.9 -2.0 | 236 19 16.0 10.6 4 925 730 275 24 23.9 -2.1 | 238 20 17.0 10.5 5 906 914 275 25 24.9 -2.2 | 240 21 18.0 10.4 6 850 1465 285 26 25.1 -6.7 | 252 19 18.2 5.9 7 844 1524 285 26 25.1 -6.7 | 252 19 18.2 5.9 8 785 2134 285 25 24.1 -6.5 | 250 18 17.3 6.2 9 705 3048 290 21 19.7 -7.2 | 247 14 12.8 5.4 10 700 3109 295 21 19.0 -8.9 | 253 13 12.1 3.7 11 654 3658 320 18 11.6 -13.8 | 284 5 4.7 -1.2 12 585 4572 335 16 6.8 -14.5 | 4 2 -0.1 -1.9 13 563 4877 335 14 5.9 -12.7 | 86 1 -1.0 -0.1 14 522 5486 10 10 -1.7 -9.8 | 108 9 -8.6 2.8 15 500 5840 20 11 -3.8 -10.3 | 102 11 -10.7 2.3 16 484 6096 15 11 -2.8 -10.6 | 102 10 -9.7 2.0 17 400 7570 70 17 -16.0 -5.8 | 107 24 -22.9 6.8 18 397 7620 65 16 -14.5 -6.8 | 105 22 -21.4 5.9 19 324 9144 115 24 -21.8 10.1 | 128 37 -28.6 22.8 20 300 9710 105 35 -33.8 9.1 | 118 46 -40.7 21.7 21 262 10668 95 35 -34.9 3.1 | 111 45 -41.8 15.7 22 250 11000 85 35 -34.9 -3.1 | 103 43 -41.8 9.6 23 209 12192 75 36 -34.8 -9.3 | 95 42 -41.7 3.3 24 200 12490 70 37 -34.8 -12.7 | 90 42 -41.7 -0.0 25 165 13716 70 49 -46.0 -16.8 | 86 53 -52.9 -4.1 26 150 14300 85 52 -51.8 -4.5 | 98 59 -58.7 8.1 27 128 15240 90 51 -51.0 0.0 | 102 59 -57.9 12.6 28 107 16269 95 59 -58.8 5.1 | 105 68 -65.7 17.8 29 103 16459 95 59 -58.8 5.1 | 105 68 -65.7 17.8 30 100 16650 100 53 -52.2 9.2 | 110 63 -59.1 21.8 31 97 16820 95 50 -49.8 4.4 | 107 59 -56.7 17.0 32 75 18288 95 43 -42.8 3.7 | 108 52 -49.7 16.4 33 70 18680 120 15 -13.0 7.5 | 135 28 -19.9 20.1 34 58 19812 75 24 -23.2 -6.2 | 102 31 -30.1 6.4 35 50 20690 65 42 -38.1 -17.7 | 83 45 -45.0 -5.1 36 44 21336 80 45 -44.3 -7.8 | 95 51 -51.2 4.8 37 36 22250 115 30 -27.2 12.7 | 127 42 -34.1 25.3 Wind Parameters Mean winds (0-6000m): 301.4 at 19.2 knts Storm direction: 331.4 at 14.4 knts Shear (0-3000m) pos: 1.1 neg: 4.2 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 78.2 neg: -9.7 tot: 68.4 m^2/s^2 ave: 22.8 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 3.9 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 140.76 Bulk Shear: 4.08 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 ------------------------------------------------------------------------------- 500 285 18 232 13| 0.0 22.6 22.6| 49.5 -1.7 47.9 95.7 0.77| 25.2 19.4 1000 279 21 236 17| 0.0 12.9 12.9| 59.4 -3.4 56.0 56.0 0.71| 14.8 10.5 1500 280 23 240 18| 1.3 8.6 9.9| 78.2 -3.4 74.8 49.8 0.73| 11.2 8.2 2000 281 23 243 18| 1.0 6.3 7.3| 78.2 -5.6 72.6 36.3 0.70| 8.6 6.0 2500 282 24 245 18| 0.9 5.0 6.0| 78.2 -7.4 70.8 28.3 0.65| 7.3 4.8 3000 283 23 245 17| 1.1 4.2 5.2| 78.2 -9.7 68.4 22.8 0.59| 6.5 3.9 4000 289 22 249 15| 2.4 3.1 5.5| 93.9 -9.7 84.2 21.1 0.58| 6.5 3.8 5000 296 21 253 12| 2.3 2.5 4.8| 96.1 -9.7 86.3 17.3 0.59| 5.9 3.5 6000 301 19 254 10| 2.4 2.1 4.5| 98.9 -12.3 86.6 14.4 0.52| 5.7 3.0 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250611.00.gif