UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 29 APR 25 Station: VT453 WMO ident: 48453 Latitude: 13.67 Longitude: 100.61 ------------------------------------------------------------------------------- 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 20 27.0 22.0 74 5.0 23.4 50 2 299.5 302.5 296.3 348.4 16.74 1 1000 90 26.2 23.1 83 3.1 23.9 50 1 299.4 302.6 297.1 352.2 18.07 2 932 711 23.2 20.9 87 2.3 21.6 207 7 302.4 305.5 297.1 352.5 16.93 3 925 777 23.6 17.6 69 6.0 19.4 205 8 303.4 306.0 295.4 344.5 13.82 4 923 796 23.6 17.6 69 6.0 19.4 204 8 303.6 306.2 295.4 344.8 13.85 5 850 1512 18.6 15.4 82 3.2 16.4 180 9 305.6 308.1 295.4 344.7 13.06 6 788 2159 14.2 13.8 97 0.4 14.0 130 11 307.6 310.0 295.7 345.9 12.69 7 744 2644 12.2 7.2 71 5.0 9.2 133 12 310.5 312.2 293.6 336.9 8.60 8 700 3153 8.8 5.7 81 3.1 6.9 140 13 312.2 313.8 293.7 337.7 8.24 9 657 3675 5.6 1.9 77 3.7 3.5 165 13 314.3 315.6 293.2 335.4 6.70 10 643 3851 4.0 4.0 100 0.0 4.0 169 13 314.5 316.0 294.1 339.3 7.96 11 616 4200 3.0 1.7 91 1.3 2.2 177 13 317.2 318.6 294.2 339.5 7.05 12 596 4467 2.4 -21.6 15 24.0 -5.6 182 13 319.5 319.7 289.8 323.4 1.14 13 586 4604 1.2 -12.8 34 14.0 -4.5 186 13 319.7 320.1 291.1 327.8 2.44 14 582 4659 1.4 -14.6 29 16.0 -4.9 189 13 320.5 320.9 291.0 327.6 2.12 15 574 4771 0.6 -6.4 59 7.0 -2.7 194 12 320.9 321.7 292.9 334.4 4.13 16 568 4855 0.6 -14.4 31 15.0 -5.4 198 12 321.8 322.3 291.5 329.3 2.21 17 560 4969 -0.3 -7.3 59 7.0 -3.6 201 11 322.1 322.8 293.1 335.1 3.95 18 535 5334 -2.3 -17.3 31 15.0 -7.8 204 9 323.9 324.3 291.7 330.2 1.84 19 532 5378 -2.1 -24.1 17 22.0 -8.9 204 9 324.7 324.9 291.2 328.3 1.02 20 529 5423 -1.7 -19.7 24 18.0 -8.0 204 8 325.7 326.0 292.0 330.9 1.52 21 514 5652 -3.7 -9.7 63 6.0 -6.4 213 8 325.9 326.7 293.8 337.9 3.56 22 510 5714 -3.9 -17.9 33 14.0 -8.9 217 7 326.4 326.8 292.4 332.8 1.83 23 502 5839 -4.5 -21.5 25 17.0 -10.1 223 7 327.2 327.5 292.3 332.0 1.37 24 500 5870 -4.7 -17.7 35 13.0 -9.4 225 7 327.3 327.7 292.7 333.9 1.90 25 494 5965 -5.7 -7.0 91 1.3 -6.3 229 7 327.2 328.1 294.9 342.5 4.58 26 486 6093 -5.9 -16.9 41 11.0 -10.0 235 7 328.5 328.9 293.3 335.8 2.09 27 484 6125 -6.3 -10.8 70 4.5 -8.2 234 7 328.4 329.1 294.4 340.1 3.47 28 473 6304 -7.3 -22.3 29 15.0 -12.1 229 7 329.3 329.6 292.8 334.1 1.35 29 456 6588 -9.7 -18.7 48 9.0 -12.8 220 6 329.8 330.2 293.4 336.5 1.92 30 453 6639 -9.7 -25.7 26 16.0 -14.2 219 6 330.4 330.6 292.9 334.2 1.04 31 447 6742 -10.5 -19.5 48 9.0 -13.5 216 6 330.7 331.0 293.6 337.1 1.83 32 445 6776 -10.9 -12.6 87 1.7 -11.6 215 6 330.6 331.2 294.7 341.8 3.26 33 442 6828 -10.9 -12.2 90 1.3 -11.5 213 6 331.2 331.9 295.0 342.9 3.40 34 440 6863 -10.9 -15.9 67 5.0 -12.8 212 5 331.7 332.2 294.4 340.4 2.52 35 433 6986 -11.5 -21.5 43 10.0 -14.7 208 5 332.4 332.7 293.9 338.1 1.58 36 428 7075 -12.1 -21.1 47 9.0 -15.0 206 5 332.8 333.1 294.0 338.7 1.66 37 426 7111 -12.3 -15.3 78 3.0 -13.5 205 5 333.0 333.5 294.9 342.5 2.73 38 424 7147 -12.3 -20.3 51 8.0 -14.9 204 5 333.4 333.8 294.3 339.8 1.80 39 419 7237 -12.5 -26.5 30 14.0 -16.4 201 5 334.3 334.5 293.9 338.1 1.05 40 415 7310 -12.9 -21.9 47 9.0 -15.7 199 5 334.7 335.0 294.4 340.4 1.60 41 412 7366 -13.3 -32.3 19 19.0 -17.7 197 4 334.9 335.0 293.6 337.2 0.62 42 406 7477 -14.1 -20.1 60 6.0 -16.1 193 4 335.2 335.6 294.8 342.0 1.91 43 400 7590 -14.7 -24.7 42 10.0 -17.6 190 4 335.9 336.1 294.4 340.6 1.29 44 397 7647 -14.9 -29.9 27 15.0 -18.6 196 5 336.3 336.5 294.1 339.3 0.80 45 394 7704 -15.3 -22.3 55 7.0 -17.4 197 5 336.6 336.9 294.9 342.4 1.62 46 379 7997 -17.3 -26.3 45 9.0 -19.7 203 5 337.7 337.9 294.8 342.0 1.18 47 374 8096 -18.1 -21.8 73 3.7 -19.2 206 5 337.9 338.3 295.4 344.3 1.79 48 362 8339 -19.3 -27.3 49 8.0 -21.3 211 5 339.5 339.7 295.2 343.6 1.13 49 359 8401 -19.9 -23.0 76 3.1 -20.8 213 4 339.5 339.8 295.6 345.6 1.67 50 353 8526 -20.9 -27.9 53 7.0 -22.6 215 4 339.8 340.0 295.2 343.8 1.09 51 349 8610 -21.5 -23.9 81 2.4 -22.2 217 4 340.1 340.4 295.7 345.9 1.59 52 328 9065 -24.7 -26.0 89 1.3 -25.0 228 4 341.7 342.0 296.0 346.9 1.40 53 313 9405 -26.5 -32.5 57 6.0 -27.7 243 5 343.8 344.0 296.0 346.9 0.80 54 300 9710 -29.1 -33.5 66 4.4 -29.9 260 6 344.4 344.5 296.0 347.3 0.75 55 280 10197 -33.5 -33.9 96 0.4 -33.6 298 5 344.9 345.1 296.1 347.9 0.78 56 250 10980 -39.5 -44.1 62 4.6 -39.9 10 5 347.3 347.4 296.3 348.6 0.30 57 231 11517 -43.9 -49.9 51 6.0 -44.3 36 4 348.6 348.6 296.5 349.3 0.17 58 200 12470 -52.3 -56.3 62 4.0 -52.4 110 3 349.9 350.0 296.7 350.3 0.09 59 150 14260 -67.7 -72.3 52 4.6 -67.7 185 9 353.5 353.5 297.4 353.5 0.01 60 100 16610 -81.1 -87.1 36 6.0 -81.1 40 11 371.0 371.0 300.8 371.0 0.00 61 98 16723 -81.9 -87.9 35 6.0 -81.9 50 10 371.6 371.6 300.8 371.6 0.00 62 86 17462 -77.5 -87.5 19 10.0 -77.5 50 12 394.7 394.7 304.5 394.7 0.00 63 73 18386 -83.3 -89.3 34 6.0 -83.3 100 13 401.3 401.3 305.4 401.3 0.00 64 70 18620 -81.5 -89.5 24 8.0 -81.5 225 7 410.0 410.0 306.5 410.0 0.00 65 69 18701 -81.5 -90.5 20 9.0 -81.5 236 7 411.7 411.7 306.7 411.7 0.00 66 67 18870 -74.7 -88.7 10 14.0 -74.7 259 8 429.9 429.9 308.8 429.9 0.00 67 55 20031 -71.3 -90.3 4 19.0 -71.4 30 25 462.7 462.7 312.0 462.7 0.00 68 53 20250 -72.5 -91.5 4 19.0 -72.6 40 37 464.8 464.8 312.2 464.8 0.00 69 50 20600 -65.5 -90.5 2 25.0 -65.8 55 56 489.1 489.1 314.1 489.1 0.00 70 49 20722 -65.1 -91.1 2 26.0 -65.4 64 55 492.9 492.9 314.4 492.9 0.00 71 45 21241 -63.9 -89.9 2 26.0 -64.3 104 50 508.0 508.0 315.5 508.0 0.00 72 32 23370 -54.5 -86.5 1 32.0 -56.1 100 20 585.2 585.2 319.9 585.2 0.01 73 30 23780 -56.7 -86.7 1 30.0 -58.0 30 23 590.1 590.1 320.2 590.1 0.01 74 28 24218 -56.5 -87.5 1 31.0 -57.9 352 28 602.4 602.4 320.7 602.4 0.01 TRP 98 16723 -81.9 -87.9 35 6.0 -81.9 50 10 371.6 371.6 300.8 371.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 562.67 mb = 4931.03 m = 16177.74 ft Wetbulb zero: 610.28 mb = 4275.46 m = 14026.93 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 70.56 % Est. max temperature: 32.95 C = 91.32 F Sfc-Lift cond lev (LCL): 937.54 mb = 658.60 m = 2160.73 ft T: 23.45 C 700-500 lapse rate: 4.97 C/km ThetaE index: 8.99 C Layer 744.0- 700.0 mb Conv cond level (CCL): 861.55 mb = 1394.72 m = 4575.80 ft Mean mixing ratio: 16.68 g/kg Conv temperature: 32.85 C = 91.14 F Cap Strength: 2.46 C Lifted Index: -1.97 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.05 C Lifted Index @700 mb: -1.94 C Showalter Index: 0.20 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 20.10 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 209.80 Risk: None Energy Index: -2.12 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 647.39 J/kg Max Up Vert Vel: 35.98 m/s Conv Inhibition (B-): 48.14 J/kg Cap Strength: 2.46 C Lift Cond Lev (LCL): 911.10 mb = 908.72 m = 2981.32 ft Lev Free Conv (LFC): 816.10 mb = 1859.43 m = 6100.41 ft Equ Level (EL): 196.10 mb = 12592.44 m = 41313.29 ft B at Equ Level: 645.28 J/kg Max Parcel Lev (MPL): 106.10 mb = 16266.67 m = 53367.69 ft Wind level data Storm motion: 202 at 8 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 20 50 2 -1.5 -1.3 | 27 9 -4.3 -8.3 1 1000 90 50 1 -0.8 -0.6 | 25 8 -3.5 -7.6 2 976 305 225 1 0.7 0.7 | 18 7 -2.1 -6.3 3 943 610 210 5 2.5 4.3 | 6 3 -0.3 -2.7 4 925 777 205 8 3.4 7.3 | 247 1 0.6 0.3 5 910 914 200 9 3.1 8.5 | 192 2 0.3 1.5 6 850 1512 180 9 0.0 9.0 | 126 3 -2.8 2.0 7 849 1524 180 9 0.0 9.0 | 126 3 -2.8 2.0 8 790 2134 130 11 -8.4 7.1 | 90 11 -11.2 0.1 9 709 3048 135 13 -9.2 9.2 | 100 12 -12.0 2.2 10 700 3153 140 13 -8.4 10.0 | 105 12 -11.1 3.0 11 658 3658 165 13 -3.4 12.6 | 132 8 -6.1 5.6 12 587 4572 185 13 1.1 13.0 | 165 6 -1.6 6.0 13 565 4877 200 12 4.1 11.3 | 197 4 1.3 4.3 14 524 5486 205 8 3.4 7.3 | 247 1 0.6 0.3 15 500 5870 225 7 4.9 4.9 | 313 3 2.2 -2.0 16 486 6096 235 7 5.7 4.0 | 315 4 3.0 -3.0 17 400 7590 190 4 0.7 3.9 | 34 4 -2.1 -3.0 18 398 7620 195 5 1.3 4.8 | 34 3 -1.5 -2.2 19 324 9144 230 4 3.1 2.6 | 356 4 0.3 -4.4 20 300 9710 260 6 5.9 1.0 | 332 7 3.2 -5.9 21 261 10668 335 5 2.1 -4.5 | 3 12 -0.6 -11.5 22 250 10980 10 5 -0.9 -4.9 | 17 12 -3.6 -11.9 23 209 12192 70 3 -2.8 -1.0 | 35 10 -5.6 -8.0 24 200 12470 110 3 -2.8 1.0 | 43 8 -5.6 -6.0 25 164 13716 180 13 0.0 13.0 | 155 7 -2.8 6.0 26 150 14260 185 9 0.8 9.0 | 135 3 -2.0 2.0 27 127 15240 195 13 3.4 12.6 | 186 6 0.6 5.6 28 103 16459 80 8 -7.9 -1.4 | 52 14 -10.6 -8.4 29 100 16610 40 11 -7.1 -8.4 | 33 18 -9.8 -15.4 30 98 16723 50 10 -7.7 -6.4 | 38 17 -10.4 -13.4 31 74 18288 50 15 -11.5 -9.6 | 41 22 -14.2 -16.6 32 70 18620 225 7 4.9 4.9 | 313 3 2.2 -2.0 33 57 19812 20 12 -4.1 -11.3 | 21 20 -6.9 -18.3 34 50 20600 55 56 -45.9 -32.1 | 51 62 -48.6 -39.1 35 44 21336 110 49 -46.0 16.8 | 101 50 -48.8 9.8 36 35 22860 190 16 2.8 15.8 | 180 9 0.0 8.8 37 30 23780 30 23 -11.5 -19.9 | 28 30 -14.3 -26.9 38 26 24384 310 33 25.3 -21.2 | 321 36 22.5 -28.2 Wind Parameters Mean winds (0-6000m): 171.5 at 10.0 knts Storm direction: 201.5 at 7.5 knts Shear (0-3000m) pos: 1.1 neg: 2.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 72.8 deg Storm rel helicity (0-3000m) pos: 5.8 neg: -13.9 tot: -8.1 m^2/s^2 ave: -2.7 10^-3 m/s^2 rel: -0.38 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 63.14 Bulk Shear: 10.25 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 ------------------------------------------------------------------------------- 500 212 2 19 6| 5.9 0.0 5.9| 0.1 -3.2 -3.1 -6.2 -0.30| 6.6 -2.0 1000 204 4 18 3| 3.0 2.8 5.8| 0.1 -4.2 -4.1 -4.1 -0.46| 6.6 -3.0 1500 196 6 43 2| 2.0 2.1 4.1| 0.1 -5.4 -5.3 -3.5 -0.50| 5.3 -2.6 2000 182 7 89 2| 1.5 2.7 4.1| 0.1 -11.3 -11.3 -5.6 -0.49| 5.8 -2.8 2500 167 8 98 5| 1.2 2.5 3.6| 2.3 -13.9 -11.7 -4.7 -0.45| 5.2 -2.3 3000 158 9 99 6| 1.1 2.0 3.2| 5.8 -13.9 -8.1 -2.7 -0.38| 4.5 -1.7 4000 157 10 107 7| 1.8 1.5 3.4| 24.2 -13.9 10.3 2.6 -0.08| 4.5 -0.4 5000 165 10 119 6| 1.8 1.2 3.1| 32.9 -13.9 19.0 3.8 0.06| 4.3 0.3 6000 172 10 125 5| 1.5 1.0 2.6| 34.1 -13.9 20.2 3.4 0.11| 4.2 0.5 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250429.00.gif