UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 28 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 28.0 24.2 80 3.8 25.2 0 0 300.5 304.0 298.1 356.9 19.19 1 1000 90 27.4 25.9 92 1.5 26.3 190 1 300.5 304.5 299.4 363.9 21.49 2 948 564 24.6 23.4 93 1.2 23.8 186 7 302.3 305.9 298.7 360.0 19.46 3 925 780 23.6 20.5 83 3.1 21.4 180 6 303.4 306.5 297.3 352.8 16.63 4 896 1059 22.6 16.6 69 6.0 18.5 158 6 305.2 307.7 295.6 345.2 13.38 5 859 1426 19.8 18.2 90 1.6 18.7 128 8 306.0 308.9 297.1 352.4 15.49 6 850 1517 19.4 17.2 87 2.2 17.9 120 8 306.5 309.2 296.8 350.6 14.68 7 731 2801 11.2 9.0 86 2.2 9.8 102 13 311.0 312.9 294.7 341.4 9.91 8 711 3033 10.2 8.0 86 2.2 8.8 105 14 312.4 314.2 294.7 341.8 9.52 9 700 3163 9.8 4.8 71 5.0 6.8 110 14 313.3 314.8 293.7 337.4 7.73 10 661 3638 8.0 0.0 57 8.0 3.7 105 13 316.5 317.6 293.0 334.9 5.80 11 632 4006 5.0 2.8 86 2.2 3.7 107 12 317.2 318.6 294.5 340.7 7.43 12 576 4757 0.0 -0.8 94 0.8 -0.4 113 8 319.8 321.1 294.3 340.0 6.28 13 520 5571 -4.3 -6.0 88 1.7 -5.1 156 10 324.1 325.1 294.2 339.6 4.70 14 518 5601 -3.9 -6.6 81 2.7 -5.2 160 9 325.0 325.9 294.3 339.9 4.51 15 500 5880 -4.9 -8.9 73 4.0 -6.7 200 8 327.1 327.8 294.4 340.2 3.90 16 498 5911 -4.9 -10.9 63 6.0 -7.5 201 8 327.4 328.1 294.0 338.7 3.34 17 480 6200 -7.1 -9.5 83 2.4 -8.2 205 8 328.2 329.0 294.6 341.3 3.88 18 454 6632 -9.1 -14.1 67 5.0 -11.1 207 6 331.0 331.5 294.5 340.7 2.83 19 426 7121 -12.5 -14.6 84 2.1 -13.3 208 5 332.7 333.3 295.0 342.7 2.90 20 415 7320 -12.9 -17.3 70 4.4 -14.5 209 4 334.7 335.2 295.0 343.0 2.37 21 400 7600 -14.9 -18.6 73 3.7 -16.2 210 3 335.6 336.1 295.1 343.4 2.20 22 364 8309 -20.1 -21.8 86 1.7 -20.6 232 4 337.9 338.2 295.4 344.5 1.84 23 345 8705 -22.5 -24.7 82 2.2 -23.1 247 4 339.8 340.1 295.6 345.3 1.50 24 338 8856 -23.3 -31.3 48 8.0 -25.0 253 5 340.7 340.9 295.3 343.9 0.83 25 336 8899 -23.7 -26.3 79 2.6 -24.4 255 5 340.8 341.0 295.7 345.7 1.33 26 322 9210 -25.9 -33.9 47 8.0 -27.4 260 5 341.9 342.0 295.4 344.5 0.68 27 321 9232 -26.1 -29.5 73 3.4 -26.8 258 5 341.9 342.1 295.7 345.8 1.03 28 319 9278 -26.3 -35.3 42 9.0 -27.9 253 5 342.3 342.4 295.4 344.5 0.59 29 300 9720 -29.7 -31.6 83 1.9 -30.0 210 7 343.5 343.7 296.0 347.0 0.91 30 287 10034 -31.9 -35.0 74 3.1 -32.4 208 7 344.8 344.9 296.1 347.4 0.68 31 269 10487 -35.7 -37.8 81 2.1 -36.0 206 8 345.7 345.8 296.1 347.8 0.55 32 268 10512 -36.1 -42.1 54 6.0 -36.8 206 8 345.5 345.5 295.9 346.9 0.35 33 266 10564 -36.5 -38.8 79 2.3 -36.8 206 8 345.6 345.7 296.1 347.6 0.50 34 260 10721 -37.9 -40.1 80 2.2 -38.1 206 8 345.8 345.9 296.1 347.6 0.45 35 250 10990 -39.7 -42.4 75 2.7 -40.0 210 5 347.0 347.1 296.3 348.5 0.37 36 239 11297 -42.3 -44.9 76 2.6 -42.5 219 5 347.6 347.7 296.4 348.8 0.29 37 237 11354 -42.7 -48.7 52 6.0 -43.1 220 6 347.9 347.9 296.3 348.7 0.19 38 224 11733 -45.9 -49.4 68 3.5 -46.1 231 6 348.6 348.6 296.5 349.4 0.19 39 219 11883 -47.1 -56.1 35 9.0 -47.5 236 6 349.0 349.0 296.5 349.4 0.09 40 214 12037 -48.1 -54.1 50 6.0 -48.4 240 7 349.8 349.8 296.7 350.3 0.11 41 205 12319 -50.5 -61.5 26 11.0 -50.8 260 7 350.3 350.3 296.7 350.5 0.05 42 200 12480 -51.9 -60.9 33 9.0 -52.2 280 6 350.6 350.6 296.8 350.8 0.05 43 180 13154 -57.7 -62.7 53 5.0 -57.8 259 5 351.8 351.8 297.1 352.0 0.05 44 174 13367 -59.5 -65.5 46 6.0 -59.6 252 5 352.3 352.3 297.1 352.4 0.03 45 162 13810 -62.9 -72.9 25 10.0 -63.0 229 6 353.8 353.8 297.5 353.9 0.01 46 150 14280 -66.3 -71.3 49 5.0 -66.4 165 12 355.9 355.9 297.9 355.9 0.02 47 147 14401 -67.7 -71.3 60 3.6 -67.7 164 12 355.5 355.5 297.8 355.6 0.02 48 139 14734 -70.1 -77.1 35 7.0 -70.1 163 13 357.0 357.0 298.1 357.1 0.01 49 116 15782 -78.9 -83.9 44 5.0 -78.9 177 12 359.7 359.7 298.7 359.7 0.00 50 105 16346 -79.5 -85.5 36 6.0 -79.5 196 10 368.9 368.9 300.4 369.0 0.00 51 100 16620 -81.5 -86.5 42 5.0 -81.5 205 10 370.3 370.3 300.6 370.3 0.00 52 84 17591 -84.3 -88.0 52 3.7 -84.3 60 11 383.5 383.5 302.8 383.5 0.00 53 70 18620 -76.1 -89.1 11 13.0 -76.2 280 4 421.6 421.6 307.9 421.6 0.00 54 67 18873 -75.5 -89.5 9 14.0 -75.6 286 4 428.2 428.2 308.6 428.2 0.00 55 62 19321 -76.7 -90.7 9 14.0 -76.7 298 5 435.1 435.1 309.4 435.1 0.00 56 57 19808 -74.1 -91.1 6 17.0 -74.2 310 5 451.6 451.6 311.0 451.6 0.00 57 54 20131 -64.5 -91.5 1 27.0 -64.8 310 7 480.8 480.8 313.5 480.8 0.00 58 52 20362 -64.1 -97.1 0 33.0 -64.4 303 9 486.9 486.9 314.0 486.9 0.00 59 52 20362 -64.3 -97.3 0 33.0 -64.6 303 9 486.5 486.5 314.0 486.5 0.00 TRP 84 17591 -84.3 -88.0 52 3.7 -84.3 60 11 383.5 383.5 302.8 383.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 576.00 mb = 4757.02 m = 15606.84 ft Wetbulb zero: 582.04 mb = 4672.55 m = 15329.71 ft Precipitable water: 2.45 inches Sfc-500 mean rel hum: 83.84 % Est. max temperature: 33.57 C = 92.42 F Sfc-Lift cond lev (LCL): 954.43 mb = 503.71 m = 1652.56 ft T: 24.95 C 700-500 lapse rate: 5.41 C/km ThetaE index: 18.69 C Layer 948.0- 859.0 mb Conv cond level (CCL): 887.91 mb = 1137.94 m = 3733.34 ft Mean mixing ratio: 19.03 g/kg Conv temperature: 32.90 C = 91.23 F Cap Strength: 1.08 C Lifted Index: -4.80 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.75 C Lifted Index @700 mb: -2.99 C Showalter Index: -2.17 C Risk: Severe thunderstorms possible Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 22.10 C K Index: 36.50 Risk: > 80 % chance of thunderstorms Sweat Index: 230.40 Risk: None Energy Index: -2.12 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2302.52 J/kg Max Up Vert Vel: 67.86 m/s Conv Inhibition (B-): 19.79 J/kg Cap Strength: 1.10 C Lift Cond Lev (LCL): 929.94 mb = 733.06 m = 2405.01 ft Lev Free Conv (LFC): 864.94 mb = 1365.90 m = 4481.25 ft Equ Level (EL): 124.94 mb = 15351.96 m = 50366.72 ft B at Equ Level: 2300.37 J/kg Max Parcel Lev (MPL): 64.94 mb = 19053.23 m = 62509.84 ft Wind level data Storm motion: 150 at 7 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 0 0 -0.0 -0.0 | 330 7 3.6 -6.3 1 1000 90 190 1 0.2 1.0 | 324 7 3.8 -5.3 2 976 305 190 5 0.9 4.9 | 287 5 4.5 -1.4 3 943 610 185 7 0.6 7.0 | 261 4 4.3 0.7 4 925 780 180 6 0.0 6.0 | 274 4 3.6 -0.3 5 911 914 170 6 -1.0 5.9 | 278 3 2.6 -0.4 6 850 1517 120 8 -6.9 4.0 | 55 4 -3.3 -2.3 7 849 1524 120 8 -6.9 4.0 | 55 4 -3.3 -2.3 8 790 2134 95 12 -12.0 1.0 | 58 10 -8.3 -5.2 9 710 3048 105 14 -13.5 3.6 | 75 10 -9.9 -2.7 10 700 3163 110 14 -13.2 4.8 | 81 10 -9.5 -1.5 11 658 3658 105 13 -12.6 3.4 | 72 9 -8.9 -2.9 12 588 4572 110 9 -8.5 3.1 | 56 6 -4.8 -3.2 13 566 4877 115 8 -7.3 3.4 | 51 5 -3.6 -2.9 14 525 5486 145 10 -5.7 8.2 | 132 3 -2.1 1.9 15 500 5880 200 8 2.7 7.5 | 259 6 6.4 1.2 16 486 6096 205 8 3.4 7.3 | 262 7 7.0 1.0 17 400 7600 210 3 1.5 2.6 | 306 6 5.1 -3.7 18 399 7620 205 3 1.3 2.7 | 306 6 4.9 -3.6 19 324 9144 265 5 5.0 0.4 | 304 10 8.6 -5.8 20 300 9720 210 7 3.5 6.1 | 272 7 7.1 -0.2 21 262 10668 205 8 3.4 7.3 | 262 7 7.0 1.0 22 250 10990 210 5 2.5 4.3 | 288 6 6.1 -1.9 23 209 12192 245 7 6.3 3.0 | 288 11 10.0 -3.3 24 200 12480 280 6 5.9 -1.0 | 307 12 9.6 -7.3 25 164 13716 240 5 4.3 2.5 | 295 9 8.0 -3.8 26 150 14280 165 12 -3.1 11.6 | 186 5 0.5 5.3 27 127 15240 160 15 -5.1 14.1 | 169 8 -1.5 7.8 28 103 16459 200 9 3.1 8.5 | 252 7 6.7 2.2 29 100 16620 205 10 4.2 9.1 | 251 8 7.9 2.8 30 84 17591 60 11 -9.5 -5.5 | 27 13 -5.9 -11.8 31 74 18288 110 19 -17.9 6.5 | 91 14 -14.2 0.2 32 70 18620 280 4 3.9 -0.7 | 313 10 7.6 -7.0 33 55 19812 315 5 3.5 -3.5 | 324 12 7.2 -9.8 34 46 20726 280 17 16.7 -3.0 | 294 22 20.4 -9.2 Wind Parameters Mean winds (0-6000m): 119.9 at 9.7 knts Storm direction: 149.9 at 7.3 knts Shear (0-3000m) pos: 0.3 neg: 2.2 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 104.5 deg Storm rel helicity (0-3000m) pos: 9.6 neg: -9.6 tot: 0.0 m^2/s^2 ave: 0.0 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -0.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 213.45 Bulk Shear: 10.79 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 ------------------------------------------------------------------------------- 500 189 4 301 5| 0.0 6.6 6.6| 0.0 -7.9 -7.9 -15.7 -0.87| 6.7 -5.8 1000 182 5 288 4| 0.0 3.3 3.3| 1.1 -8.5 -7.4 -7.4 -0.50| 5.2 -2.6 1500 164 6 289 2| 0.0 2.7 2.7| 1.4 -8.6 -7.2 -4.8 -0.20| 5.4 -1.1 2000 143 7 26 1| 0.0 2.9 2.9| 2.0 -9.0 -7.0 -3.5 -0.14| 5.2 -0.7 2500 127 8 59 3| 0.0 2.6 2.6| 5.2 -9.6 -4.4 -1.8 -0.08| 4.7 -0.4 3000 119 9 64 4| 0.3 2.2 2.5| 9.6 -9.6 0.0 0.0 -0.01| 4.2 -0.0 4000 115 10 68 6| 0.3 1.7 1.9| 12.2 -14.3 -2.1 -0.5 -0.04| 3.7 -0.2 5000 114 10 66 6| 0.6 1.3 1.9| 13.1 -17.2 -4.1 -0.8 -0.06| 3.4 -0.2 6000 120 10 73 5| 1.4 1.1 2.5| 23.6 -17.2 6.4 1.1 0.20| 4.0 0.8 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250428.00.gif