UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060300.upa.cvt Date: 0000Z 3 JUN 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 3 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 25.4 24.9 97 0.5 25.0 200 3 298.0 301.6 298.0 356.3 20.06 1 1000 67 26.2 24.3 89 1.9 24.8 210 8 299.4 302.9 298.0 356.3 19.47 2 994 121 26.6 24.0 86 2.6 24.7 217 9 300.3 303.8 298.1 356.8 19.23 3 925 756 22.6 22.1 97 0.5 22.2 250 18 302.4 305.8 298.1 356.9 18.40 4 878 1210 19.6 18.5 93 1.1 18.8 270 22 303.8 306.7 296.6 349.8 15.45 5 864 1349 20.2 17.0 82 3.2 18.0 278 23 305.9 308.5 296.3 348.6 14.25 6 852 1470 18.4 18.4 100 0.0 18.4 284 24 305.2 308.2 297.2 352.5 15.83 7 851 1480 18.2 18.2 100 0.0 18.2 284 24 305.1 308.0 297.0 351.9 15.64 8 850 1490 18.2 18.0 99 0.2 18.1 285 24 305.2 308.1 297.0 351.4 15.46 9 841 1582 18.6 15.9 84 2.7 16.8 285 24 306.6 309.1 296.1 347.6 13.64 10 776 2268 13.4 12.9 97 0.5 13.1 286 21 308.1 310.4 295.5 344.9 12.14 11 765 2389 14.0 10.9 82 3.1 12.0 283 20 310.0 312.0 295.0 342.9 10.77 12 758 2467 13.8 9.9 77 3.9 11.3 281 20 310.6 312.5 294.7 341.7 10.16 13 700 3136 10.0 8.7 92 1.3 9.2 270 18 313.6 315.5 295.5 345.0 10.15 14 674 3451 8.4 6.9 90 1.5 7.5 273 18 315.2 317.0 295.3 344.3 9.31 15 665 3562 9.0 5.7 80 3.3 7.0 274 18 317.1 318.7 295.4 344.4 8.68 16 601 4394 2.8 2.8 100 0.0 2.8 283 15 319.2 320.7 295.3 344.1 7.82 17 507 5760 -3.3 -5.5 85 2.2 -4.4 340 9 327.7 328.7 295.4 344.4 5.01 18 500 5870 -4.1 -5.7 89 1.6 -4.9 340 10 328.0 329.0 295.4 344.7 5.01 19 470 6354 -7.3 -7.6 98 0.3 -7.4 0 12 329.9 330.9 295.6 345.4 4.60 20 400 7590 -14.5 -15.9 89 1.4 -15.0 50 15 336.1 336.7 295.7 345.9 2.77 21 354 8508 -19.3 -22.3 77 3.0 -20.2 51 9 341.6 342.0 296.3 348.2 1.81 22 300 9720 -27.7 -30.6 76 2.9 -28.3 85 10 346.3 346.6 296.7 350.2 1.00 23 288 10013 -30.1 -31.8 85 1.7 -30.4 91 10 347.0 347.2 296.7 350.5 0.93 24 280 10214 -31.5 -35.9 65 4.4 -32.2 95 11 347.8 347.9 296.7 350.3 0.64 25 259 10764 -35.5 -38.3 75 2.8 -35.9 106 9 349.7 349.8 297.0 351.9 0.54 26 250 11010 -37.7 -43.7 53 6.0 -38.3 110 4 350.0 350.1 296.9 351.3 0.32 27 244 11176 -39.1 -43.3 64 4.2 -39.5 108 5 350.4 350.4 297.0 351.7 0.34 28 243 11204 -39.3 -47.3 42 8.0 -40.0 108 5 350.5 350.5 296.9 351.4 0.22 29 225 11724 -44.1 -47.6 68 3.5 -44.3 101 8 350.9 351.0 297.0 351.9 0.23 30 224 11754 -44.3 -52.3 41 8.0 -44.7 101 8 351.1 351.1 297.0 351.6 0.14 31 223 11784 -44.7 -48.3 67 3.6 -44.9 100 9 350.9 350.9 297.0 351.8 0.21 32 221 11844 -45.1 -59.1 19 14.0 -45.7 100 9 351.2 351.2 297.0 351.4 0.06 33 200 12500 -51.3 -61.3 29 10.0 -51.6 100 13 351.5 351.5 297.0 351.7 0.05 34 197 12598 -52.3 -56.3 62 4.0 -52.4 99 14 351.5 351.5 297.0 351.9 0.10 35 188 12898 -54.9 -59.4 57 4.5 -55.0 95 19 352.0 352.0 297.1 352.3 0.07 36 185 13000 -55.9 -69.9 16 14.0 -56.1 94 21 352.0 352.0 297.1 352.1 0.02 37 154 14140 -64.9 -67.0 75 2.1 -64.9 81 37 355.6 355.6 297.8 355.7 0.03 38 150 14300 -66.3 -69.3 66 3.0 -66.3 80 39 355.9 355.9 297.9 356.0 0.02 39 147 14422 -67.1 -71.0 58 3.9 -67.1 81 41 356.5 356.6 298.0 356.6 0.02 40 142 14630 -68.9 -71.2 72 2.3 -68.9 82 44 357.0 357.0 298.1 357.0 0.02 41 126 15338 -73.5 -82.5 24 9.0 -73.5 85 54 361.0 361.0 298.9 361.1 0.00 42 117 15768 -77.3 -82.3 44 5.0 -77.3 83 58 361.8 361.8 299.1 361.8 0.00 43 100 16660 -81.1 -87.1 36 6.0 -81.1 80 65 371.0 371.0 300.8 371.0 0.00 44 87 17444 -82.4 -87.2 43 4.8 -82.4 90 67 383.5 383.5 302.8 383.6 0.00 45 84 17641 -82.7 -87.2 46 4.5 -82.7 90 62 386.8 386.8 303.3 386.8 0.00 46 82 17776 -83.3 -89.3 34 6.0 -83.3 90 59 388.2 388.2 303.5 388.2 0.00 47 80 17916 -78.5 -88.5 18 10.0 -78.5 90 56 400.8 400.8 305.3 400.8 0.00 48 79 17989 -72.5 -87.5 9 15.0 -72.6 90 54 414.7 414.7 307.1 414.7 0.00 49 77 18140 -72.1 -92.1 3 20.0 -72.2 90 51 418.6 418.6 307.6 418.6 0.00 50 70 18700 -74.5 -89.5 8 15.0 -74.6 140 16 425.0 425.0 308.3 425.0 0.00 51 66 19042 -75.7 -89.7 9 14.0 -75.7 134 18 429.6 429.6 308.8 429.6 0.00 52 63 19313 -73.7 -90.7 6 17.0 -73.7 129 20 439.8 439.8 309.8 439.8 0.00 53 61 19505 -67.1 -90.1 2 23.0 -67.3 125 21 458.5 458.5 311.7 458.5 0.00 54 58 19809 -68.7 -90.7 3 22.0 -68.9 119 23 461.6 461.6 311.9 461.6 0.00 55 53 20355 -64.7 -90.7 2 26.0 -65.0 86 13 482.9 482.9 313.7 482.9 0.00 56 50 20710 -65.7 -89.7 2 24.0 -66.0 65 6 488.7 488.7 314.1 488.7 0.00 57 42 21776 -63.1 -90.1 1 27.0 -63.6 93 12 520.1 520.1 316.3 520.1 0.00 58 40 22075 -64.3 -89.3 2 25.0 -64.7 84 14 524.4 524.4 316.6 524.4 0.00 TRP 100 16660 -81.1 -87.1 36 6.0 -81.1 80 65 371.0 371.0 300.8 371.0 0.00 WND 87 17444 -82.4 -87.2 43 4.8 -82.4 90 67 383.5 383.5 302.8 383.6 0.00 Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 557.85 mb = 5020.84 m = 16472.37 ft Wetbulb zero: 564.53 mb = 4896.64 m = 16064.91 ft Precipitable water: 2.62 inches Sfc-500 mean rel hum: 90.28 % Est. max temperature: 32.95 C = 91.31 F Sfc-Lift cond lev (LCL): 1000.20 mb = 65.22 m = 213.98 ft T: 26.18 C 700-500 lapse rate: 5.16 C/km ThetaE index: 10.79 C Layer 851.0- 700.0 mb Conv cond level (CCL): 920.59 mb = 797.54 m = 2616.57 ft Mean mixing ratio: 18.72 g/kg Conv temperature: 30.01 C = 86.01 F Cap Strength: 0.68 C Lifted Index: -3.42 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.76 C Lifted Index @700 mb: -2.32 C Showalter Index: -1.66 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 22.10 C K Index: 39.00 Risk: > 80 % chance of thunderstorms Sweat Index: 274.00 Risk: None Energy Index: -1.40 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1357.89 J/kg Max Up Vert Vel: 52.11 m/s Conv Inhibition (B-): 3.07 J/kg Cap Strength: 0.68 C Lift Cond Lev (LCL): 937.42 mb = 638.21 m = 2093.84 ft Lev Free Conv (LFC): 902.42 mb = 971.02 m = 3185.73 ft Equ Level (EL): 142.42 mb = 14612.71 m = 47941.38 ft B at Equ Level: 1349.27 J/kg Max Parcel Lev (MPL): 82.42 mb = 17747.58 m = 58226.25 ft Wind level data Storm motion: 309 at 12 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 4 200 3 1.0 2.8 | 141 13 -8.4 10.4 1 1000 67 210 8 4.0 6.9 | 160 15 -5.4 14.5 2 973 305 240 13 11.3 6.5 | 188 14 1.9 14.1 3 940 610 250 17 16.0 5.8 | 206 15 6.6 13.4 4 925 756 250 18 16.9 6.2 | 209 16 7.5 13.7 5 908 914 255 19 18.4 4.9 | 216 15 9.0 12.5 6 850 1490 285 24 23.2 -6.2 | 264 14 13.8 1.3 7 847 1524 285 24 23.2 -6.2 | 264 14 13.8 1.3 8 788 2134 290 21 19.7 -7.2 | 268 10 10.4 0.4 9 707 3048 265 19 18.9 1.7 | 226 13 9.5 9.2 10 700 3136 270 18 18.0 -0.0 | 229 11 8.6 7.6 11 656 3658 275 18 17.9 -1.6 | 235 10 8.5 6.0 12 587 4572 285 14 13.5 -3.6 | 226 6 4.1 3.9 13 565 4877 295 9 8.2 -3.8 | 162 4 -1.2 3.7 14 524 5486 340 7 2.4 -6.6 | 98 7 -7.0 1.0 15 500 5870 340 10 3.4 -9.4 | 73 6 -6.0 -1.8 16 486 6096 350 11 1.9 -10.8 | 66 8 -7.5 -3.3 17 400 7590 50 15 -11.5 -9.6 | 84 21 -20.9 -2.1 18 398 7620 45 14 -9.9 -9.9 | 83 19 -19.3 -2.3 19 324 9144 55 6 -4.9 -3.4 | 106 15 -14.3 4.1 20 300 9720 85 10 -10.0 -0.9 | 109 20 -19.3 6.7 21 262 10668 105 11 -10.6 2.8 | 117 23 -20.0 10.4 22 250 11010 110 4 -3.8 1.4 | 124 16 -13.1 8.9 23 209 12192 95 11 -11.0 1.0 | 113 22 -20.3 8.5 24 200 12500 100 13 -12.8 2.3 | 114 24 -22.2 9.8 25 165 13716 85 32 -31.9 -2.8 | 97 42 -41.3 4.8 26 150 14300 80 39 -38.4 -6.8 | 91 48 -47.8 0.8 27 128 15240 85 53 -52.8 -4.6 | 93 62 -62.2 2.9 28 104 16459 80 64 -63.0 -11.1 | 87 72 -72.4 -3.6 29 100 16660 80 65 -64.0 -11.3 | 87 73 -73.4 -3.7 30 87 17444 90 67 -67.0 0.0 | 96 77 -76.4 7.6 31 75 18288 90 48 -48.0 0.0 | 97 58 -57.4 7.6 32 70 18700 140 16 -10.3 12.3 | 135 28 -19.7 19.8 33 58 19812 120 23 -19.9 11.5 | 123 35 -29.3 19.1 34 50 20710 65 6 -5.4 -2.5 | 109 16 -14.8 5.0 35 44 21336 100 11 -10.8 1.9 | 115 22 -20.2 9.5 36 36 22250 65 18 -16.3 -7.6 | 90 26 -25.7 -0.1 Wind Parameters Mean winds (0-6000m): 278.8 at 16.1 knts Storm direction: 308.8 at 12.0 knts Shear (0-3000m) pos: 3.7 neg: 1.4 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 86.5 deg Storm rel helicity (0-3000m) pos: 122.2 neg: -24.5 tot: 97.7 m^2/s^2 ave: 32.6 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 4.1 10^-3/s Energy-Hel index: 1.03 Bulk Rich Number: 82.84 Bulk Shear: 16.39 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 ------------------------------------------------------------------------------- 500 235 11 180 14| 14.1 0.0 14.1| 56.7 0.0 56.7 113.4 0.97| 15.9 15.3 1000 246 15 196 14| 9.5 0.0 9.5| 80.5 0.0 80.5 80.5 0.96| 11.2 10.7 1500 258 17 214 13| 8.2 0.0 8.2|119.9 0.0 119.9 79.9 0.97| 11.1 10.7 2000 267 19 227 12| 5.6 0.0 5.6|121.9 0.0 121.9 61.0 0.91| 9.0 8.2 2500 272 19 234 12| 4.5 0.7 5.2|122.2 -10.2 112.0 44.8 0.72| 8.1 5.9 3000 272 19 235 12| 3.7 1.4 5.2|122.2 -24.5 97.7 32.6 0.54| 7.6 4.1 4000 272 19 234 12| 2.8 1.1 3.9|126.4 -24.9 101.4 25.4 0.51| 6.3 3.2 5000 274 18 233 10| 1.8 0.9 2.7|126.4 -32.8 93.5 18.7 0.31| 6.1 1.9 6000 279 16 232 8| 1.9 0.7 2.6|126.4 -42.5 83.9 14.0 0.17| 5.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20250603.00.gif