UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050212.upa.cvt Date: 1200Z 2 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 2 MAY 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 1005 13 32.4 23.4 59 9.0 25.7 210 2 305.1 308.5 298.7 360.0 18.32 1 1000 58 31.2 24.2 66 7.0 26.0 205 2 304.4 307.9 299.1 362.1 19.35 2 956 461 27.4 23.0 77 4.4 24.2 200 3 304.4 307.9 298.8 360.6 18.81 3 925 753 25.8 21.1 75 4.7 22.4 235 3 305.7 308.9 298.2 357.5 17.28 4 850 1495 21.2 16.6 75 4.6 18.0 210 3 308.4 311.0 296.8 351.1 14.12 5 782 2212 15.8 12.1 79 3.7 13.4 115 4 310.0 312.2 295.5 344.9 11.42 6 742 2657 13.2 10.2 82 3.0 11.3 112 6 311.9 313.9 295.4 344.5 10.60 7 706 3076 11.0 6.9 76 4.1 8.5 110 8 313.9 315.6 294.7 341.5 8.88 8 700 3147 11.0 2.0 54 9.0 5.9 110 7 314.7 315.9 292.9 334.6 6.33 9 698 3171 11.0 2.0 54 9.0 5.9 108 7 314.9 316.1 293.0 334.9 6.35 10 681 3377 9.4 6.1 80 3.3 7.4 92 5 315.4 317.0 295.0 342.6 8.71 11 640 3890 6.2 5.1 93 1.1 5.5 80 3 317.4 319.1 295.4 344.7 8.65 12 639 3903 6.0 5.0 93 1.0 5.4 80 3 317.3 319.0 295.4 344.4 8.60 13 632 3993 6.0 2.1 76 3.9 3.8 84 3 318.3 319.7 294.5 340.8 7.07 14 604 4364 3.4 2.7 95 0.7 3.0 100 4 319.4 320.9 295.3 344.1 7.73 15 601 4405 3.4 -0.5 76 3.9 1.3 102 4 319.9 321.1 294.2 339.7 6.15 16 572 4805 0.6 0.5 99 0.1 0.5 106 5 321.2 322.5 295.2 343.6 6.96 17 561 4961 0.4 -3.8 73 4.2 -1.7 109 5 322.7 323.7 294.2 339.6 5.15 18 556 5033 0.0 -2.0 86 2.0 -1.1 114 5 323.1 324.3 294.9 342.5 5.95 19 554 5062 0.2 -5.8 64 6.0 -2.7 116 4 323.6 324.5 293.9 338.4 4.48 20 550 5120 0.0 -2.1 86 2.1 -1.2 120 4 324.1 325.3 295.2 343.6 5.97 21 500 5880 -4.3 -9.2 69 4.9 -6.5 320 1 327.8 328.6 294.5 340.6 3.81 22 496 5943 -4.3 -8.9 70 4.6 -6.4 326 1 328.6 329.3 294.7 341.8 3.94 23 489 6055 -4.5 -10.5 63 6.0 -7.2 336 2 329.6 330.3 294.7 341.6 3.52 24 479 6217 -5.1 -19.1 32 14.0 -10.1 342 2 330.9 331.2 293.6 337.1 1.76 25 471 6349 -5.7 -12.7 58 7.0 -8.7 344 2 331.7 332.3 294.8 342.2 3.06 26 451 6688 -7.5 -13.5 62 6.0 -10.0 350 2 333.6 334.2 295.3 344.0 2.99 27 427 7111 -10.9 -15.5 69 4.6 -12.7 357 1 334.5 335.1 295.3 343.9 2.68 28 403 7553 -13.1 -22.1 47 9.0 -16.0 4 1 337.2 337.6 295.1 343.1 1.61 29 400 7610 -13.5 -22.5 47 9.0 -16.3 5 1 337.4 337.8 295.1 343.1 1.57 30 382 7958 -16.5 -22.5 60 6.0 -18.3 35 1 338.0 338.3 295.3 343.9 1.64 31 373 8136 -17.3 -29.3 34 12.0 -20.3 53 1 339.2 339.4 295.0 342.6 0.91 32 331 9019 -23.5 -25.4 84 1.9 -24.0 145 4 342.5 342.8 296.2 347.9 1.46 33 300 9730 -28.5 -32.0 72 3.5 -29.2 190 8 345.2 345.4 296.3 348.6 0.87 34 269 10502 -34.9 -37.0 81 2.1 -35.2 174 6 346.8 347.0 296.4 349.2 0.59 35 256 10846 -36.7 -44.7 43 8.0 -37.5 165 7 349.1 349.2 296.7 350.3 0.28 36 250 11010 -38.3 -44.3 53 6.0 -38.9 160 7 349.1 349.2 296.7 350.3 0.30 37 249 11038 -38.5 -43.3 61 4.8 -39.0 160 7 349.2 349.3 296.8 350.6 0.33 38 246 11121 -39.3 -47.3 42 8.0 -40.0 160 7 349.2 349.3 296.7 350.1 0.22 39 223 11789 -44.9 -49.4 61 4.5 -45.2 160 7 350.6 350.6 296.9 351.4 0.19 40 213 12095 -47.3 -55.3 39 8.0 -47.7 160 7 351.5 351.5 297.0 351.9 0.10 41 203 12413 -50.3 -57.3 43 7.0 -50.5 163 11 351.6 351.6 297.1 352.0 0.08 42 201 12477 -50.9 -62.9 23 12.0 -51.2 164 12 351.7 351.7 297.0 351.8 0.04 43 200 12510 -51.1 -62.1 26 11.0 -51.4 165 13 351.8 351.9 297.1 352.0 0.04 44 162 13841 -62.7 -68.7 44 6.0 -62.8 156 12 354.2 354.2 297.5 354.3 0.02 45 154 14151 -65.1 -69.3 56 4.2 -65.1 146 15 355.3 355.3 297.8 355.3 0.02 46 150 14310 -66.5 -71.2 52 4.7 -66.5 140 16 355.5 355.5 297.8 355.6 0.02 47 122 15529 -75.7 -81.7 38 6.0 -75.7 141 18 360.4 360.4 298.8 360.4 0.00 48 100 16660 -81.3 -88.3 30 7.0 -81.3 165 14 370.6 370.6 300.7 370.7 0.00 49 89 17309 -85.1 -88.9 51 3.8 -85.1 230 7 375.6 375.6 301.5 375.6 0.00 50 82 17760 -85.5 -88.8 55 3.3 -85.5 300 8 383.7 383.7 302.8 383.7 0.00 51 77 18110 -80.7 -86.7 36 6.0 -80.7 354 9 400.7 400.7 305.3 400.7 0.00 52 71 18570 -79.5 -88.5 21 9.0 -79.5 357 12 412.6 412.6 306.8 412.6 0.00 53 70 18650 -79.7 -88.7 21 9.0 -79.7 350 13 413.9 413.9 307.0 413.9 0.00 54 66 18983 -81.1 -90.1 20 9.0 -81.1 350 11 417.9 417.9 307.4 417.9 0.00 55 63 19247 -79.7 -90.7 15 11.0 -79.7 350 9 426.5 426.5 308.4 426.5 0.00 56 60 19530 -71.3 -89.3 5 18.0 -71.4 350 7 451.3 451.3 311.0 451.3 0.00 57 55 20053 -66.1 -90.1 2 24.0 -66.4 331 4 474.6 474.6 313.0 474.6 0.00 58 50 20630 -67.7 -90.7 2 23.0 -67.9 290 2 484.0 484.0 313.8 484.0 0.00 59 46 21131 -68.3 -91.3 2 23.0 -68.5 209 4 494.2 494.2 314.5 494.2 0.00 60 40 21983 -61.9 -89.9 1 28.0 -62.4 142 8 530.4 530.4 316.9 530.4 0.00 61 37 22464 -62.9 -89.9 1 27.0 -63.4 134 10 539.8 539.8 317.5 539.8 0.00 TRP 89 17309 -85.1 -88.9 51 3.8 -85.1 230 7 375.6 375.6 301.5 375.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5822.00 m Freezing level: 550.00 mb = 5120.38 m = 16798.94 ft Wetbulb zero: 569.37 mb = 4842.01 m = 15885.68 ft Precipitable water: 2.43 inches Sfc-500 mean rel hum: 78.68 % Est. max temperature: 35.46 C = 95.83 F Sfc-Lift cond lev (LCL): 883.04 mb = 1160.37 m = 3806.96 ft T: 23.27 C 700-500 lapse rate: 5.60 C/km ThetaE index: 27.56 C Layer 956.0- 698.0 mb Conv cond level (CCL): 840.30 mb = 1593.67 m = 5228.51 ft Mean mixing ratio: 18.28 g/kg Conv temperature: 35.88 C = 96.58 F Cap Strength: 2.06 C Lifted Index: -4.58 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.11 C Lifted Index @700 mb: -2.09 C Showalter Index: -1.74 C Risk: Thunderstorms probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 20.90 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 206.20 Risk: None Energy Index: -2.07 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2020.22 J/kg Max Up Vert Vel: 63.56 m/s Conv Inhibition (B-): 45.81 J/kg Cap Strength: 2.06 C Lift Cond Lev (LCL): 884.82 mb = 1142.68 m = 3748.91 ft Lev Free Conv (LFC): 809.82 mb = 1911.48 m = 6271.19 ft Equ Level (EL): 119.82 mb = 15631.60 m = 51284.14 ft B at Equ Level: 1994.60 J/kg Max Parcel Lev (MPL): 69.82 mb = 18664.46 m = 61234.36 ft Wind level data Storm motion: 154 at 3 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 13 210 2 1.0 1.7 | 290 2 2.3 -0.8 1 1000 58 205 2 0.8 1.8 | 290 2 2.1 -0.8 2 973 305 180 2 0.0 2.0 | 294 1 1.3 -0.6 3 940 610 220 3 1.9 2.3 | 275 3 3.2 -0.3 4 925 753 235 3 2.5 1.7 | 283 4 3.7 -0.9 5 908 914 235 3 2.5 1.7 | 283 4 3.7 -0.9 6 850 1495 210 3 1.5 2.6 | 270 3 2.8 0.0 7 847 1524 210 3 1.5 2.6 | 270 3 2.8 0.0 8 789 2134 115 4 -3.6 1.7 | 69 3 -2.3 -0.9 9 708 3048 110 8 -7.5 2.7 | 91 6 -6.2 0.2 10 700 3147 110 7 -6.6 2.4 | 88 5 -5.3 -0.2 11 657 3658 70 3 -2.8 -1.0 | 23 4 -1.5 -3.6 12 587 4572 110 4 -3.8 1.4 | 64 3 -2.5 -1.2 13 566 4877 105 5 -4.8 1.3 | 70 4 -3.5 -1.3 14 525 5486 145 3 -1.7 2.5 | 75 0 -0.4 -0.1 15 500 5880 320 1 0.6 -0.8 | 330 4 1.9 -3.3 16 486 6096 340 2 0.7 -1.9 | 336 5 2.0 -4.5 17 400 7610 5 1 -0.1 -1.0 | 342 4 1.2 -3.6 18 399 7620 0 0 -0.0 -0.0 | 334 3 1.3 -2.6 19 325 9144 160 4 -1.4 3.8 | 176 1 -0.1 1.2 20 300 9730 190 8 1.4 7.9 | 207 6 2.7 5.3 21 262 10668 170 6 -1.0 5.9 | 184 3 0.2 3.3 22 250 11010 160 7 -2.4 6.6 | 164 4 -1.1 4.0 23 210 12192 160 7 -2.4 6.6 | 164 4 -1.1 4.0 24 200 12510 165 13 -3.4 12.6 | 168 10 -2.1 10.0 25 165 13716 160 11 -3.8 10.3 | 162 8 -2.5 7.8 26 150 14310 140 16 -10.3 12.3 | 137 13 -9.0 9.7 27 128 15240 145 18 -10.3 14.7 | 143 15 -9.0 12.2 28 104 16459 125 16 -13.1 9.2 | 119 14 -11.8 6.6 29 100 16660 165 14 -3.6 13.5 | 168 11 -2.3 10.9 30 89 17309 230 7 5.4 4.5 | 254 7 6.6 1.9 31 75 18288 20 10 -3.4 -9.4 | 10 12 -2.1 -12.0 32 70 18650 350 13 2.3 -12.8 | 347 16 3.5 -15.4 33 57 19812 350 5 0.9 -4.9 | 344 8 2.1 -7.5 34 50 20630 290 2 1.9 -0.7 | 316 5 3.2 -3.3 35 43 21336 150 5 -2.5 4.3 | 145 2 -1.2 1.8 36 34 22555 125 13 -10.6 7.5 | 118 11 -9.4 4.9 Wind Parameters Mean winds (0-6000m): 123.6 at 3.8 knts Storm direction: 153.6 at 2.9 knts Shear (0-3000m) pos: 0.2 neg: 1.6 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 161.0 deg Storm rel helicity (0-3000m) pos: 1.8 neg: -2.4 tot: -0.6 m^2/s^2 ave: -0.2 10^-3 m/s^2 rel: -0.26 Storm rel vorticity (0-3000m) horiz: 2.5 stream: -0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1081.25 Bulk Shear: 1.87 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 ------------------------------------------------------------------------------- 500 195 2 285 2| 0.0 0.7 0.7| 0.0 -0.3 -0.2 -0.5 -0.22| 2.3 -0.5 1000 215 3 280 3| 0.6 0.4 1.0| 0.5 -0.4 0.1 0.1 -0.04| 2.0 -0.1 1500 217 3 278 3| 0.4 0.5 0.9| 0.5 -1.0 -0.5 -0.3 -0.15| 1.7 -0.3 2000 205 3 269 2| 0.3 1.3 1.6| 0.5 -2.1 -1.6 -0.8 -0.45| 2.5 -1.1 2500 180 3 243 1| 0.2 1.5 1.8| 1.1 -2.4 -1.3 -0.5 -0.35| 2.6 -0.9 3000 153 4 150 1| 0.2 1.6 1.8| 1.8 -2.4 -0.6 -0.2 -0.26| 2.5 -0.7 4000 131 4 92 2| 0.2 0.8 1.1| 2.5 -9.0 -6.5 -1.6 -0.39| 2.8 -1.1 5000 123 4 81 2| 0.2 0.7 0.9| 4.4 -9.0 -4.7 -0.9 -0.25| 2.6 -0.6 6000 124 4 77 2| 0.5 0.6 1.1| 7.5 -9.0 -1.5 -0.3 -0.02| 3.0 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250502.12.gif