UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060700.upa.cvt Date: 0000Z 7 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 7 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 1007 4 26.4 25.2 93 1.2 25.5 0 0 299.0 302.7 298.4 358.7 20.43 1 1000 67 26.2 25.5 96 0.7 25.7 265 2 299.4 303.2 298.8 360.8 20.96 2 991 147 27.8 25.6 88 2.2 26.2 265 5 301.7 305.6 299.6 364.8 21.29 3 925 758 23.6 22.5 94 1.1 22.8 250 11 303.4 306.9 298.6 359.6 18.87 4 850 1494 19.4 17.5 89 1.9 18.1 280 8 306.5 309.3 297.0 351.5 14.97 5 819 1813 17.4 15.2 87 2.2 15.9 273 7 307.6 310.1 296.2 348.0 13.38 6 748 2586 14.6 3.6 48 11.0 8.2 294 5 312.7 313.9 292.6 333.4 6.64 7 700 3145 11.4 6.4 71 5.0 8.3 320 7 315.1 316.8 294.8 342.2 8.65 8 695 3205 11.0 7.3 78 3.7 8.7 319 7 315.3 317.1 295.3 344.3 9.28 9 666 3560 9.8 2.8 62 7.0 5.7 312 6 317.8 319.2 294.4 340.2 7.05 10 604 4364 4.0 2.0 87 2.0 2.8 231 5 320.1 321.6 295.2 343.6 7.35 11 577 4734 1.8 -1.6 78 3.4 -0.0 212 6 321.8 322.9 294.6 340.9 5.91 12 553 5077 0.8 -4.2 69 5.0 -1.7 197 7 324.5 325.5 294.6 341.2 5.07 13 549 5135 0.8 -7.2 55 8.0 -3.0 190 7 325.2 326.0 294.0 338.7 4.06 14 523 5523 -2.1 -4.7 82 2.6 -3.4 142 8 326.3 327.3 295.1 343.4 5.17 15 500 5880 -3.7 -8.5 69 4.8 -6.0 105 7 328.5 329.3 294.8 342.1 4.03 16 452 6671 -7.9 -14.9 57 7.0 -10.6 98 10 332.9 333.4 294.8 342.1 2.66 17 449 6722 -8.3 -11.6 77 3.3 -9.7 98 10 333.0 333.7 295.6 345.1 3.51 18 431 7039 -10.1 -25.1 28 15.0 -14.5 97 12 334.6 334.9 294.0 338.8 1.16 19 421 7219 -11.7 -14.7 78 3.0 -12.9 96 12 334.8 335.4 295.5 345.0 2.91 20 405 7515 -12.5 -19.5 56 7.0 -14.9 95 14 337.5 338.0 295.4 344.8 2.02 21 400 7610 -13.3 -20.3 56 7.0 -15.6 95 14 337.7 338.1 295.4 344.5 1.90 22 373 8139 -17.3 -24.3 54 7.0 -19.3 90 14 339.2 339.5 295.4 344.5 1.44 23 350 8614 -20.9 -22.7 85 1.8 -21.4 85 14 340.6 341.0 296.0 347.0 1.76 24 339 8850 -21.5 -26.5 64 5.0 -22.8 83 14 342.9 343.2 296.1 347.7 1.29 25 321 9250 -24.7 -28.4 71 3.7 -25.6 80 15 343.9 344.1 296.2 348.2 1.15 26 308 9550 -26.7 -33.7 52 7.0 -28.0 80 19 345.1 345.3 296.2 347.9 0.72 27 300 9740 -28.5 -32.4 69 3.9 -29.2 80 22 345.2 345.4 296.3 348.4 0.84 28 279 10256 -32.5 -36.1 70 3.6 -33.1 83 21 346.7 346.8 296.4 349.1 0.63 29 259 10776 -36.3 -43.3 48 7.0 -37.1 86 21 348.6 348.6 296.6 349.9 0.32 30 250 11020 -38.5 -44.5 53 6.0 -39.1 90 22 348.8 348.9 296.6 350.0 0.29 31 227 11675 -44.3 -48.3 64 4.0 -44.6 90 24 349.7 349.8 296.8 350.6 0.21 32 223 11793 -45.1 -55.1 32 10.0 -45.6 90 24 350.3 350.3 296.8 350.7 0.10 33 211 12160 -48.3 -53.3 56 5.0 -48.6 90 25 350.9 350.9 297.0 351.4 0.13 34 203 12413 -50.5 -59.5 34 9.0 -50.8 87 27 351.3 351.3 297.0 351.6 0.06 35 200 12510 -51.1 -59.1 38 8.0 -51.4 85 28 351.8 351.9 297.1 352.1 0.07 36 164 13765 -62.1 -67.1 51 5.0 -62.1 86 35 353.9 354.0 297.5 354.1 0.03 37 153 14190 -65.1 -74.1 28 9.0 -65.2 93 45 355.9 355.9 297.9 356.0 0.01 38 150 14310 -66.1 -72.1 43 6.0 -66.1 95 48 356.2 356.2 298.0 356.3 0.02 39 147 14432 -67.1 -71.5 54 4.4 -67.1 96 48 356.5 356.6 298.0 356.6 0.02 40 138 14810 -70.1 -77.1 35 7.0 -70.1 98 49 357.8 357.8 298.2 357.8 0.01 41 131 15117 -72.5 -77.5 47 5.0 -72.5 99 50 358.8 358.8 298.5 358.9 0.01 42 110 16129 -77.7 -83.3 40 5.6 -77.7 105 70 367.5 367.5 300.1 367.5 0.00 43 100 16670 -80.5 -86.5 36 6.0 -80.5 110 62 372.2 372.2 300.9 372.2 0.00 44 94 17019 -82.1 -86.5 47 4.4 -82.1 100 52 375.7 375.7 301.5 375.7 0.00 45 88 17390 -82.5 -86.8 47 4.3 -82.5 103 48 382.0 382.0 302.6 382.1 0.00 46 79 17996 -81.9 -86.9 42 5.0 -81.9 108 43 395.3 395.3 304.6 395.3 0.00 47 76 18213 -82.1 -89.1 29 7.0 -82.1 109 41 399.2 399.2 305.1 399.2 0.00 48 70 18680 -78.3 -89.3 15 11.0 -78.3 90 39 416.9 416.9 307.3 416.9 0.00 49 66 19019 -75.9 -92.9 5 17.0 -75.9 104 33 429.2 429.2 308.7 429.2 0.00 50 66 19019 -69.9 -90.9 3 21.0 -70.0 104 33 442.2 442.2 310.1 442.2 0.00 51 64 19204 -65.1 -95.1 1 30.0 -65.3 111 30 456.7 456.7 311.5 456.7 0.00 52 62 19398 -64.5 -95.5 1 31.0 -64.8 119 27 462.2 462.2 312.0 462.2 0.00 53 51 20590 -66.1 -90.1 2 24.0 -66.4 70 30 485.0 485.0 313.8 485.0 0.00 54 50 20710 -65.7 -90.7 2 25.0 -66.0 60 32 488.7 488.7 314.1 488.7 0.00 55 39 22232 -62.5 -89.5 1 27.0 -63.0 88 36 532.7 532.7 317.1 532.8 0.00 56 38 22392 -63.5 -89.5 2 26.0 -64.0 91 37 534.2 534.2 317.2 534.2 0.00 57 32 23467 -55.7 -87.7 1 32.0 -57.1 97 38 582.0 582.0 319.8 582.0 0.01 58 30 23880 -54.3 -86.3 1 32.0 -56.0 95 37 596.6 596.6 320.5 596.7 0.01 59 28 24323 -53.7 -86.7 1 33.0 -55.6 95 39 610.2 610.2 321.0 610.2 0.01 60 24 25311 -54.7 -86.7 1 32.0 -56.6 92 41 634.8 634.8 322.1 634.8 0.01 TRP 94 17019 -82.1 -86.5 47 4.4 -82.1 100 52 375.7 375.7 301.5 375.7 0.00 WND 110 16129 -77.7 -83.3 40 5.6 -77.7 105 70 367.5 367.5 300.1 367.5 0.00 Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 541.83 mb = 5242.12 m = 17198.36 ft Wetbulb zero: 577.37 mb = 4729.17 m = 15515.47 ft Precipitable water: 2.43 inches Sfc-500 mean rel hum: 76.57 % Est. max temperature: 33.64 C = 92.55 F Sfc-Lift cond lev (LCL): 990.10 mb = 155.55 m = 510.34 ft T: 27.74 C 700-500 lapse rate: 5.52 C/km ThetaE index: 31.41 C Layer 925.0- 700.0 mb Conv cond level (CCL): 918.85 mb = 816.09 m = 2677.43 ft Mean mixing ratio: 19.89 g/kg Conv temperature: 31.14 C = 88.05 F Cap Strength: 0.72 C Lifted Index: -4.54 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.96 C Lifted Index @700 mb: -2.10 C Showalter Index: -1.26 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.20 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 233.00 Risk: None Energy Index: -1.87 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2345.38 J/kg Max Up Vert Vel: 68.49 m/s Conv Inhibition (B-): 3.89 J/kg Cap Strength: 0.72 C Lift Cond Lev (LCL): 936.28 mb = 650.64 m = 2134.61 ft Lev Free Conv (LFC): 901.28 mb = 984.12 m = 3228.72 ft Equ Level (EL): 121.28 mb = 15563.63 m = 51061.16 ft B at Equ Level: 2329.59 J/kg Max Parcel Lev (MPL): 61.28 mb = 19469.82 m = 63876.58 ft Wind level data Storm motion: 289 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 1007 4 0 0 -0.0 -0.0 | 109 5 -4.9 1.7 1 1000 67 265 2 2.0 0.2 | 122 3 -2.9 1.9 2 974 305 265 10 10.0 0.9 | 243 6 5.0 2.6 3 941 610 260 10 9.8 1.7 | 235 6 4.9 3.4 4 925 758 250 11 10.3 3.8 | 225 8 5.4 5.4 5 909 914 245 11 10.0 4.6 | 219 8 5.0 6.3 6 850 1494 280 8 7.9 -1.4 | 264 3 2.9 0.3 7 847 1524 280 8 7.9 -1.4 | 264 3 2.9 0.3 8 788 2134 265 5 5.0 0.4 | 181 2 0.1 2.1 9 708 3048 325 6 3.4 -4.9 | 25 4 -1.5 -3.2 10 700 3145 320 7 4.5 -5.4 | 7 4 -0.4 -3.7 11 657 3658 310 6 4.6 -3.9 | 9 2 -0.3 -2.2 12 587 4572 205 5 2.1 4.5 | 156 7 -2.8 6.2 13 566 4877 220 7 4.5 5.4 | 177 7 -0.4 7.0 14 525 5486 145 8 -4.6 6.6 | 131 13 -9.5 8.2 15 500 5880 105 7 -6.8 1.8 | 107 12 -11.7 3.5 16 486 6096 100 8 -7.9 1.4 | 103 13 -12.8 3.1 17 400 7610 95 14 -13.9 1.2 | 99 19 -18.9 2.9 18 399 7620 95 14 -13.9 1.2 | 99 19 -18.9 2.9 19 325 9144 80 14 -13.8 -2.4 | 88 19 -18.7 -0.7 20 300 9740 80 22 -21.7 -3.8 | 85 27 -26.6 -2.1 21 263 10668 85 20 -19.9 -1.7 | 90 25 -24.9 -0.1 22 250 11020 90 22 -22.0 0.0 | 94 27 -26.9 1.7 23 210 12192 90 25 -25.0 0.0 | 93 30 -29.9 1.7 24 200 12510 85 28 -27.9 -2.4 | 89 33 -32.8 -0.8 25 165 13716 85 34 -33.9 -3.0 | 88 39 -38.8 -1.3 26 150 14310 95 48 -47.8 4.2 | 96 53 -52.7 5.9 27 128 15240 100 50 -49.2 8.7 | 101 55 -54.2 10.4 28 110 16129 105 70 -67.6 18.1 | 105 75 -72.5 19.8 29 104 16459 105 70 -67.6 18.1 | 105 75 -72.5 19.8 30 100 16670 110 62 -58.3 21.2 | 110 67 -63.2 22.9 31 94 17019 100 52 -51.2 9.0 | 101 57 -56.1 10.7 32 75 18288 110 40 -37.6 13.7 | 110 45 -42.5 15.4 33 70 18680 90 39 -39.0 0.0 | 92 44 -43.9 1.7 34 58 19812 135 20 -14.1 14.1 | 130 25 -19.1 15.8 35 50 20710 60 32 -27.7 -16.0 | 66 36 -32.6 -14.3 36 45 21336 70 32 -30.1 -10.9 | 75 36 -35.0 -9.3 37 35 22860 100 39 -38.4 6.8 | 101 44 -43.3 8.5 38 30 23880 95 37 -36.9 3.2 | 97 42 -41.8 4.9 39 27 24384 95 40 -39.8 3.5 | 97 45 -44.8 5.2 40 20 25603 85 42 -41.8 -3.7 | 88 47 -46.8 -2.0 Wind Parameters Mean winds (0-6000m): 258.8 at 6.9 knts Storm direction: 288.8 at 5.2 knts Shear (0-3000m) pos: 1.8 neg: 1.6 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -85.9 deg Storm rel helicity (0-3000m) pos: 11.9 neg: -6.9 tot: 5.0 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.4 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 43823.81 Bulk Shear: 0.05 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 ------------------------------------------------------------------------------- 500 264 7 220 3| 0.0 10.3 10.3| 5.6 -0.8 4.8 9.5 0.65| 11.3 7.4 1000 257 9 225 5| 0.0 5.4 5.4| 6.9 -5.1 1.8 1.8 0.36| 7.9 2.8 1500 259 9 228 5| 1.8 3.6 5.4| 11.3 -5.1 6.2 4.1 0.43| 7.1 3.0 2000 262 8 231 4| 1.4 2.4 3.7| 11.3 -6.6 4.7 2.4 0.27| 6.0 1.6 2500 264 8 229 4| 1.5 1.9 3.4| 11.4 -6.9 4.5 1.8 0.26| 5.4 1.4 3000 269 7 234 3| 1.8 1.6 3.4| 11.9 -6.9 5.0 1.7 0.27| 5.1 1.4 4000 278 7 252 2| 1.4 1.8 3.1| 11.9 -8.5 3.4 0.8 0.11| 4.7 0.5 5000 270 7 229 2| 1.1 1.8 2.9| 15.7 -14.4 1.3 0.3 0.04| 4.7 0.2 6000 259 7 212 4| 0.9 1.0 1.9| 15.7 -52.3 -36.7 -6.1 -0.18| 5.1 -0.9 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250607.00.gif