UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061000.upa.cvt Date: 0000Z 10 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 10 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 1005 4 28.0 25.8 88 2.2 26.4 0 0 300.7 304.6 299.4 363.4 21.24 1 1000 50 28.2 24.6 81 3.6 25.5 250 2 301.4 305.0 298.7 359.9 19.84 2 925 739 22.8 21.7 94 1.1 22.0 270 17 302.6 305.9 297.8 355.8 17.94 3 850 1474 19.0 16.0 83 3.0 17.0 275 21 306.0 308.6 295.9 346.8 13.58 4 795 2047 15.0 15.0 100 0.0 15.0 267 18 307.7 310.2 296.4 348.8 13.62 5 714 2955 11.8 9.2 84 2.6 10.2 278 14 313.8 315.7 295.7 345.7 10.29 6 700 3121 11.4 7.6 77 3.8 9.0 280 13 315.1 316.9 295.4 344.5 9.40 7 643 3827 8.2 4.3 76 3.9 5.9 287 10 319.2 320.8 295.6 345.1 8.13 8 636 3918 8.6 2.6 66 6.0 5.1 285 9 320.7 322.1 295.3 344.0 7.28 9 555 5029 0.0 -0.8 94 0.8 -0.4 290 5 323.2 324.5 295.4 344.4 6.52 10 500 5860 -4.1 -5.2 92 1.1 -4.7 185 1 328.0 329.1 295.6 345.4 5.20 11 477 6230 -6.1 -6.3 98 0.2 -6.2 140 1 330.0 331.0 295.9 346.9 5.01 12 446 6754 -8.5 -11.3 80 2.8 -9.7 102 2 333.4 334.1 295.7 345.9 3.62 13 432 7001 -10.7 -10.7 100 0.0 -10.7 84 3 333.7 334.5 296.0 347.1 3.92 14 400 7590 -13.5 -15.7 83 2.2 -14.3 40 4 337.4 338.0 296.1 347.4 2.82 15 370 8179 -16.7 -20.3 74 3.6 -17.9 51 7 340.8 341.2 296.3 348.3 2.06 16 361 8363 -18.3 -20.0 86 1.7 -18.8 57 8 341.1 341.5 296.4 348.9 2.17 17 351 8572 -19.5 -28.5 45 9.0 -21.7 63 10 342.2 342.4 295.8 346.1 1.04 18 342 8765 -21.1 -23.9 78 2.8 -21.9 68 11 342.6 342.9 296.3 348.6 1.62 19 323 9185 -23.3 -29.3 58 6.0 -24.7 79 13 345.2 345.4 296.4 349.2 1.05 20 300 9720 -28.1 -31.7 71 3.6 -28.8 65 15 345.8 346.0 296.4 349.2 0.90 21 261 10710 -35.9 -40.3 64 4.4 -36.4 86 17 348.4 348.5 296.7 350.1 0.44 22 255 10872 -37.1 -39.8 76 2.7 -37.4 88 20 348.9 349.0 296.8 350.8 0.47 23 250 11010 -37.7 -42.7 59 5.0 -38.2 90 23 350.0 350.1 297.0 351.5 0.35 24 221 11843 -44.5 -53.5 36 9.0 -45.0 80 24 352.1 352.1 297.2 352.6 0.12 25 201 12468 -49.7 -62.7 20 13.0 -50.1 66 27 353.6 353.6 297.4 353.7 0.04 26 200 12500 -49.9 -61.9 23 12.0 -50.3 65 27 353.8 353.8 297.5 354.0 0.05 27 184 13041 -54.5 -61.5 42 7.0 -54.7 65 32 354.8 354.8 297.7 355.1 0.05 28 174 13397 -57.7 -66.7 31 9.0 -57.9 65 36 355.3 355.3 297.8 355.4 0.03 29 172 13471 -58.3 -70.3 20 12.0 -58.5 65 36 355.4 355.5 297.8 355.5 0.02 30 150 14320 -65.3 -70.3 50 5.0 -65.4 80 43 357.6 357.6 298.2 357.7 0.02 31 140 14734 -69.1 -73.6 52 4.5 -69.1 78 45 358.1 358.1 298.3 358.1 0.01 32 126 15351 -74.9 -79.9 46 5.0 -74.9 76 48 358.5 358.5 298.4 358.5 0.01 33 100 16670 -79.5 -86.5 30 7.0 -79.5 100 49 374.1 374.1 301.3 374.1 0.00 34 83 17712 -85.5 -88.3 60 2.8 -85.5 79 42 382.4 382.4 302.6 382.4 0.00 35 80 17915 -85.9 -89.5 52 3.6 -85.9 75 41 385.6 385.6 303.1 385.6 0.00 36 78 18054 -85.1 -91.1 33 6.0 -85.1 75 43 390.1 390.1 303.8 390.1 0.00 37 75 18275 -77.5 -86.5 22 9.0 -77.5 75 47 410.4 410.4 306.6 410.4 0.00 38 72 18509 -78.3 -89.3 15 11.0 -78.3 87 35 413.5 413.5 306.9 413.5 0.00 39 70 18670 -77.1 -89.1 13 12.0 -77.1 95 27 419.4 419.4 307.6 419.4 0.00 40 68 18836 -77.7 -90.7 11 13.0 -77.7 90 27 421.6 421.6 307.9 421.6 0.00 41 62 19377 -68.5 -91.5 2 23.0 -68.7 73 25 453.3 453.3 311.1 453.3 0.00 42 58 19778 -66.3 -91.3 2 25.0 -66.5 61 24 467.0 467.0 312.4 467.0 0.00 43 53 20321 -68.9 -90.9 3 22.0 -69.1 84 25 473.2 473.2 312.9 473.2 0.00 44 50 20670 -67.9 -90.9 2 23.0 -68.1 100 25 483.5 483.5 313.7 483.5 0.00 45 46 21175 -66.3 -91.3 2 25.0 -66.6 96 25 499.0 499.0 314.9 499.0 0.00 46 41 21884 -60.3 -90.3 1 30.0 -61.0 93 31 530.7 530.7 316.9 530.7 0.00 47 33 23250 -57.5 -89.5 1 32.0 -58.6 90 40 572.1 572.1 319.3 572.1 0.00 48 32 23445 -57.5 -89.5 1 32.0 -58.6 90 40 577.1 577.1 319.5 577.2 0.00 49 31 23648 -52.9 -87.9 1 35.0 -54.8 90 39 594.8 594.8 320.4 594.9 0.01 50 30 23860 -52.5 -86.5 1 34.0 -54.5 90 39 601.5 601.5 320.7 601.6 0.01 51 24 25310 -50.1 -86.1 1 36.0 -53.1 93 37 648.1 648.1 322.6 648.2 0.01 52 21 26177 -52.7 -86.7 1 34.0 -55.4 96 34 665.5 665.5 323.3 665.6 0.01 TRP 80 17915 -85.9 -89.5 52 3.6 -85.9 75 41 385.6 385.6 303.1 385.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5810.00 m Freezing level: 555.00 mb = 5028.83 m = 16498.59 ft Wetbulb zero: 561.57 mb = 4932.91 m = 16183.89 ft Precipitable water: 2.60 inches Sfc-500 mean rel hum: 86.27 % Est. max temperature: 33.10 C = 91.58 F Sfc-Lift cond lev (LCL): 973.98 mb = 282.97 m = 928.38 ft T: 26.37 C 700-500 lapse rate: 5.66 C/km ThetaE index: 16.58 C Layer 1000.0- 795.0 mb Conv cond level (CCL): 910.06 mb = 880.55 m = 2888.92 ft Mean mixing ratio: 18.64 g/kg Conv temperature: 30.57 C = 87.02 F Cap Strength: 0.46 C Lifted Index: -3.65 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.57 C Lifted Index @700 mb: -1.10 C Showalter Index: 0.04 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.10 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 235.00 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1219.56 J/kg Max Up Vert Vel: 49.39 m/s Conv Inhibition (B-): 2.66 J/kg Cap Strength: 0.44 C Lift Cond Lev (LCL): 925.23 mb = 736.78 m = 2417.23 ft Lev Free Conv (LFC): 880.23 mb = 1170.21 m = 3839.21 ft Equ Level (EL): 150.23 mb = 14310.38 m = 46949.48 ft B at Equ Level: 1217.04 J/kg Max Parcel Lev (MPL): 80.23 mb = 17898.71 m = 58722.08 ft Wind level data Storm motion: 302 at 9 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 1005 4 0 0 -0.0 -0.0 | 122 9 -7.4 4.7 1 1000 50 250 2 1.9 0.7 | 134 8 -5.5 5.4 2 972 305 255 14 13.5 3.6 | 216 10 6.1 8.3 3 939 610 265 16 15.9 1.4 | 235 10 8.5 6.1 4 925 739 270 17 17.0 -0.0 | 244 11 9.6 4.7 5 907 914 270 19 19.0 -0.0 | 248 13 11.6 4.7 6 850 1474 275 21 20.9 -1.8 | 258 14 13.5 2.8 7 845 1524 275 21 20.9 -1.8 | 258 14 13.5 2.8 8 786 2134 265 18 17.9 1.6 | 239 12 10.5 6.2 9 706 3048 280 14 13.8 -2.4 | 251 7 6.4 2.2 10 700 3121 280 13 12.8 -2.3 | 246 6 5.4 2.4 11 655 3658 290 10 9.4 -3.4 | 238 2 2.0 1.3 12 586 4572 270 8 8.0 -0.0 | 187 5 0.6 4.7 13 564 4877 270 7 7.0 -0.0 | 175 5 -0.4 4.7 14 523 5486 0 0 -0.0 -0.0 | 122 9 -7.4 4.7 15 500 5860 185 1 0.1 1.0 | 128 9 -7.3 5.7 16 485 6096 150 1 -0.5 0.9 | 125 10 -7.9 5.5 17 400 7590 40 4 -2.6 -3.1 | 99 10 -10.0 1.6 18 398 7620 35 4 -2.3 -3.3 | 98 10 -9.7 1.4 19 324 9144 80 13 -12.8 -2.3 | 97 20 -20.2 2.4 20 300 9720 65 15 -13.6 -6.3 | 85 21 -21.0 -1.7 21 262 10668 85 16 -15.9 -1.4 | 98 24 -23.3 3.3 22 250 11010 90 23 -23.0 0.0 | 99 31 -30.4 4.7 23 209 12192 75 24 -23.2 -6.2 | 87 31 -30.6 -1.5 24 200 12500 65 27 -24.5 -11.4 | 78 33 -31.9 -6.7 25 165 13716 65 39 -35.3 -16.5 | 75 44 -42.7 -11.8 26 150 14320 80 43 -42.3 -7.5 | 87 50 -49.8 -2.8 27 128 15240 75 47 -45.4 -12.2 | 82 53 -52.8 -7.5 28 104 16459 85 55 -54.8 -4.8 | 90 62 -62.2 -0.1 29 100 16670 100 49 -48.3 8.5 | 103 57 -55.7 13.2 30 80 17915 75 41 -39.6 -10.6 | 83 47 -47.0 -5.9 31 75 18288 75 47 -45.4 -12.2 | 82 53 -52.8 -7.5 32 70 18670 95 27 -26.9 2.4 | 102 35 -34.3 7.0 33 58 19812 60 24 -20.8 -12.0 | 75 29 -28.2 -7.3 34 50 20670 100 25 -24.6 4.3 | 106 33 -32.0 9.0 35 45 21336 95 25 -24.9 2.2 | 102 33 -32.3 6.9 36 35 22860 90 41 -41.0 0.0 | 96 49 -48.4 4.7 37 30 23860 90 39 -39.0 0.0 | 96 47 -46.4 4.7 38 26 24384 90 39 -39.0 0.0 | 96 47 -46.4 4.7 39 18 25908 100 31 -30.5 5.4 | 105 39 -37.9 10.1 40 16 26518 110 36 -33.8 12.3 | 112 45 -41.2 17.0 Wind Parameters Mean winds (0-6000m): 272.3 at 11.7 knts Storm direction: 302.3 at 8.8 knts Shear (0-3000m) pos: 1.3 neg: 2.4 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 127.9 deg Storm rel helicity (0-3000m) pos: 54.0 neg: -14.0 tot: 40.0 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.2 10^-3/s Energy-Hel index: 0.38 Bulk Rich Number: 816.65 Bulk Shear: 1.49 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 ------------------------------------------------------------------------------- 500 257 10 199 7| 0.0 15.7 15.7| 31.2 0.0 31.2 62.3 0.92| 16.8 15.5 1000 264 14 226 9| 2.5 7.9 10.4| 43.0 0.0 43.0 43.0 0.89| 11.1 9.8 1500 268 16 238 10| 2.4 5.2 7.7| 49.8 0.0 49.8 33.2 0.89| 8.2 7.2 2000 269 17 242 11| 1.8 3.5 5.4| 49.8 -11.7 38.1 19.0 0.65| 7.0 4.6 2500 269 17 242 11| 1.3 2.8 4.2| 51.9 -14.0 37.9 15.2 0.58| 6.3 3.7 3000 270 17 243 10| 1.3 2.4 3.6| 54.0 -14.0 40.0 13.3 0.55| 5.8 3.2 4000 272 15 243 9| 1.1 1.7 2.8| 54.0 -16.0 37.9 9.5 0.41| 5.1 2.1 5000 273 14 238 8| 1.1 1.4 2.5| 54.0 -21.2 32.8 6.6 0.26| 4.7 1.2 6000 272 12 225 6| 1.1 1.1 2.3| 58.5 -24.3 34.2 5.7 0.21| 4.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250610.00.gif