UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for VTUN... Searching the city database file for: VTUN ... Date:0000Z 14 OCT 25 Station: VTUN WMO ident: 48431 Latitude: 14.97 Longitude: 102.83 Elevation: 181.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 90 SFC 989 181 25.0 24.7 98 0.3 24.8 0 0 299.1 302.8 298.3 358.1 20.19 2 970 353 22.8 22.4 98 0.4 22.5 54 0 298.5 301.8 296.7 350.5 17.85 3 925 772 21.6 19.8 90 1.8 20.4 135 2 301.4 304.3 296.3 348.2 15.91 4 850 1505 18.2 17.0 93 1.2 17.4 140 3 305.2 307.9 296.3 348.5 14.49 5 813 1886 16.4 14.9 91 1.5 15.4 128 3 307.2 309.7 296.0 347.1 13.22 6 804 1982 16.8 12.0 73 4.8 13.7 125 3 308.6 310.7 294.8 342.1 11.03 7 731 2788 11.6 10.4 92 1.2 10.8 127 4 311.4 313.5 295.5 344.9 10.91 8 700 3151 9.6 8.3 92 1.3 8.8 125 6 313.1 315.0 295.2 343.7 9.87 9 688 3295 8.8 6.8 87 2.0 7.6 122 6 313.8 315.5 294.8 341.9 9.05 10 661 3627 7.8 3.9 76 3.9 5.5 116 5 316.3 317.7 294.4 340.5 7.68 11 529 5434 -2.9 -4.0 92 1.1 -3.5 286 5 324.2 325.3 294.8 341.9 5.39 12 500 5880 -5.3 -6.6 91 1.3 -5.9 285 3 326.6 327.5 294.8 342.1 4.67 13 472 6330 -7.7 -8.3 95 0.6 -8.0 296 2 329.0 329.9 295.2 343.6 4.34 14 400 7600 -14.7 -16.1 89 1.4 -15.2 330 2 335.9 336.4 295.6 345.5 2.72 15 396 7676 -15.1 -16.6 88 1.5 -15.6 330 2 336.3 336.9 295.7 345.6 2.64 16 307 9555 -28.1 -30.5 80 2.4 -28.6 346 8 343.5 343.7 296.0 347.2 0.98 17 300 9720 -29.5 -32.7 74 3.2 -30.1 355 10 343.8 344.0 296.0 346.9 0.82 18 272 10409 -34.3 -41.3 49 7.0 -35.1 27 16 346.6 346.7 296.2 348.1 0.38 19 268 10512 -34.9 -41.9 49 7.0 -35.7 32 17 347.2 347.3 296.3 348.6 0.36 20 250 10990 -39.3 -43.8 62 4.5 -39.7 80 10 347.6 347.7 296.4 348.9 0.31 21 237 11354 -42.5 -46.3 66 3.8 -42.8 86 8 348.2 348.2 296.4 349.2 0.25 22 231 11528 -43.9 -51.9 41 8.0 -44.4 89 7 348.6 348.6 296.4 349.2 0.14 23 205 12319 -51.1 -65.1 17 14.0 -51.4 102 4 349.4 349.4 296.5 349.5 0.03 24 200 12480 -52.3 -64.3 22 12.0 -52.6 105 4 349.9 350.0 296.7 350.1 0.03 25 162 13803 -64.1 -70.1 44 6.0 -64.1 84 12 351.8 351.8 297.0 351.9 0.02 26 157 13994 -64.9 -74.9 24 10.0 -65.0 83 14 353.6 353.6 297.4 353.7 0.01 27 150 14270 -67.5 -73.5 42 6.0 -67.5 80 18 353.8 353.8 297.4 353.9 0.01 28 141 14640 -70.7 -77.7 35 7.0 -70.8 71 17 354.5 354.5 297.6 354.5 0.01 29 132 15029 -73.7 -76.8 62 3.1 -73.7 61 16 355.9 355.9 297.9 356.0 0.01 30 120 15581 -77.1 -83.1 38 6.0 -77.1 64 18 359.5 359.5 298.6 359.5 0.00 31 115 15827 -74.9 -83.9 23 9.0 -74.9 72 19 368.0 368.0 300.2 368.0 0.00 32 100 16630 -79.5 -83.6 51 4.1 -79.5 105 20 374.1 374.1 301.3 374.1 0.00 33 87 17416 -81.9 -86.9 42 5.0 -81.9 105 19 384.5 384.5 302.9 384.5 0.00 34 80 17890 -78.9 -85.9 31 7.0 -78.9 100 16 400.0 400.0 305.2 400.0 0.00 35 73 18410 -80.1 -88.1 25 8.0 -80.1 88 11 408.1 408.1 306.3 408.1 0.00 36 70 18650 -76.1 -87.1 16 11.0 -76.2 75 7 421.6 421.6 307.9 421.6 0.00 37 64 19164 -78.1 -88.1 18 10.0 -78.1 84 14 428.1 428.1 308.6 428.1 0.00 38 59 19635 -72.7 -90.7 5 18.0 -72.8 92 21 450.3 450.3 310.9 450.3 0.00 39 55 20056 -64.1 -91.1 1 27.0 -64.4 90 21 479.2 479.2 313.4 479.2 0.00 40 51 20519 -63.3 -89.3 2 26.0 -63.7 82 19 491.5 491.5 314.3 491.5 0.00 41 50 20640 -64.1 -89.1 2 25.0 -64.4 80 18 492.4 492.4 314.4 492.4 0.00 42 47 21019 -65.7 -89.7 2 24.0 -66.0 80 18 497.4 497.4 314.8 497.4 0.00 43 30 23810 -57.3 -87.3 1 30.0 -58.5 95 36 588.4 588.4 320.0 588.5 0.01 44 23 25509 -52.5 -85.5 1 33.0 -55.0 93 37 649.0 649.0 322.6 649.1 0.01 TRP 87 17416 -81.9 -86.9 42 5.0 -81.9 105 19 384.5 384.5 302.9 384.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 564.78 mb = 4943.98 m = 16220.19 ft Wetbulb zero: 579.88 mb = 4688.85 m = 15383.17 ft Precipitable water: 2.34 inches Sfc-500 mean rel hum: 87.44 % Est. max temperature: 31.68 C = 89.03 F Sfc-Lift cond lev (LCL): 985.17 mb = 215.40 m = 706.67 ft T: 24.56 C 700-500 lapse rate: 5.46 C/km ThetaE index: 9.89 C Layer 970.0- 850.0 mb Conv cond level (CCL): 889.84 mb = 1107.90 m = 3634.78 ft Mean mixing ratio: 16.78 g/kg Conv temperature: 29.03 C = 84.26 F Cap Strength: 1.08 C Lifted Index: -2.33 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.10 C Lifted Index @700 mb: -0.97 C Showalter Index: -1.80 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.30 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 213.00 Risk: None Energy Index: -1.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 448.01 J/kg Max Up Vert Vel: 29.93 m/s Conv Inhibition (B-): 32.90 J/kg Cap Strength: 1.06 C Lift Cond Lev (LCL): 922.96 mb = 791.14 m = 2595.58 ft Lev Free Conv (LFC): 747.96 mb = 2594.05 m = 8510.55 ft Equ Level (EL): 217.96 mb = 11912.97 m = 39084.08 ft B at Equ Level: 447.72 J/kg Max Parcel Lev (MPL): 117.96 mb = 15680.39 m = 51444.21 ft Wind level data Storm motion: 161 at 2 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 ---------------------------------------------------------- 0 989 181 0 0 -0.0 -0.0 | 341 2 0.7 -2.2 1 942 610 135 1 -0.7 0.7 | 358 2 0.0 -1.5 2 925 772 135 2 -1.4 1.4 | 39 1 -0.7 -0.8 3 910 914 135 2 -1.4 1.4 | 39 1 -0.7 -0.8 4 850 1505 140 3 -1.9 2.3 | 93 1 -1.2 0.1 5 848 1524 140 3 -1.9 2.3 | 93 1 -1.2 0.1 6 789 2134 120 3 -2.6 1.5 | 68 2 -1.9 -0.7 7 709 3048 130 5 -3.8 3.2 | 108 3 -3.1 1.0 8 700 3151 125 6 -4.9 3.4 | 106 4 -4.2 1.2 9 658 3658 115 5 -4.5 2.1 | 88 4 -3.8 -0.1 10 588 4572 65 1 -0.9 -0.4 | 3 3 -0.2 -2.7 11 566 4877 295 2 1.8 -0.8 | 320 4 2.6 -3.1 12 525 5486 285 5 4.8 -1.3 | 302 7 5.6 -3.5 13 500 5880 285 3 2.9 -0.8 | 310 5 3.6 -3.0 14 486 6096 290 2 1.9 -0.7 | 318 4 2.6 -2.9 15 400 7600 330 2 1.0 -1.7 | 336 4 1.7 -4.0 16 399 7620 330 2 1.0 -1.7 | 336 4 1.7 -4.0 17 324 9144 325 2 1.1 -1.6 | 334 4 1.9 -3.9 18 300 9720 355 10 0.9 -10.0 | 352 12 1.6 -12.2 19 262 10668 40 19 -12.2 -14.6 | 34 20 -11.5 -16.8 20 250 10990 80 10 -9.8 -1.7 | 66 10 -9.1 -4.0 21 209 12192 100 4 -3.9 0.7 | 64 4 -3.2 -1.5 22 200 12480 105 4 -3.9 1.0 | 69 3 -3.1 -1.2 23 164 13716 85 11 -11.0 -1.0 | 73 11 -10.2 -3.2 24 150 14270 80 18 -17.7 -3.1 | 72 18 -17.0 -5.4 25 127 15240 55 16 -13.1 -9.2 | 47 17 -12.4 -11.4 26 103 16459 90 23 -23.0 0.0 | 84 22 -22.3 -2.2 27 100 16630 105 20 -19.3 5.2 | 99 19 -18.6 2.9 28 87 17416 105 19 -18.4 4.9 | 99 18 -17.6 2.7 29 75 18288 95 13 -13.0 1.1 | 85 12 -12.2 -1.1 30 70 18650 75 7 -6.8 -1.8 | 56 7 -6.0 -4.0 31 58 19812 95 23 -22.9 2.0 | 89 22 -22.2 -0.2 32 50 20640 80 18 -17.7 -3.1 | 72 18 -17.0 -5.4 33 45 21336 80 18 -17.7 -3.1 | 72 18 -17.0 -5.4 34 35 22860 95 28 -27.9 2.4 | 90 27 -27.1 0.2 35 30 23810 95 36 -35.9 3.1 | 91 35 -35.1 0.9 36 26 24384 95 39 -38.9 3.4 | 92 38 -38.1 1.2 37 19 25603 90 34 -34.0 0.0 | 86 33 -33.3 -2.2 Wind Parameters Mean winds (0-6000m): 131.5 at 3.1 knts Storm direction: 161.5 at 2.4 knts Shear (0-3000m) pos: 0.6 neg: 0.4 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 123.7 deg Storm rel helicity (0-3000m) pos: 2.1 neg: -0.4 tot: 1.7 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 1.3 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 525.33 Bulk Shear: 0.85 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 ------------------------------------------------------------------------------- 500 135 1 350 2| 1.5 0.0 1.5| 0.6 0.0 0.6 1.2 0.56| 2.0 1.1 1000 136 1 8 1| 1.3 0.0 1.3| 0.9 0.0 0.9 0.9 0.70| 1.5 1.1 1500 137 2 30 1| 0.8 0.2 1.0| 1.0 -0.0 1.0 0.7 0.65| 1.3 0.8 2000 133 2 47 1| 0.6 0.3 0.9| 1.0 -0.2 0.8 0.4 0.45| 1.2 0.5 2500 131 2 60 1| 0.7 0.2 1.0| 1.6 -0.2 1.4 0.6 0.53| 1.2 0.6 3000 130 3 75 1| 0.6 0.4 1.1| 2.1 -0.4 1.7 0.6 0.46| 1.3 0.6 4000 124 3 79 2| 0.5 0.4 0.8| 2.1 -4.3 -2.2 -0.5 -0.05| 1.5 -0.1 5000 124 3 73 2| 0.4 0.7 1.1| 2.1 -9.5 -7.3 -1.5 -0.32| 1.9 -0.6 6000 131 3 85 2| 0.5 0.6 1.1| 3.9 -10.7 -6.8 -1.1 -0.24| 2.0 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VTUN/skewt/VTUN.skewt.20251014.00.gif