UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for VTUN... Searching the city database file for: VTUN ... Date:0000Z 15 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 84 SFC 988 181 24.0 23.7 98 0.3 23.8 120 2 298.2 301.6 297.4 353.5 19.00 2 925 765 21.0 21.0 100 0.0 21.0 110 6 300.8 303.9 296.9 351.2 17.17 3 850 1497 18.4 15.0 81 3.4 16.1 135 3 305.4 307.8 295.1 343.5 12.72 4 787 2155 15.6 10.6 72 5.0 12.4 150 5 309.2 311.2 294.4 340.5 10.26 5 700 3142 10.2 7.6 84 2.6 8.6 180 4 313.8 315.6 295.0 343.0 9.40 6 580 4685 0.8 -0.1 94 0.9 0.3 278 3 320.1 321.4 294.6 341.2 6.57 7 500 5870 -4.3 -7.5 78 3.2 -5.8 170 1 327.8 328.7 294.9 342.4 4.36 8 475 6271 -5.9 -10.1 72 4.2 -7.8 166 2 330.7 331.4 295.1 343.4 3.74 9 400 7590 -14.5 -17.5 78 3.0 -15.6 135 5 336.1 336.6 295.4 344.7 2.42 10 381 7957 -17.3 -18.6 90 1.3 -17.7 120 6 337.2 337.6 295.6 345.4 2.31 11 367 8238 -18.9 -22.5 73 3.6 -20.0 107 6 338.7 339.0 295.5 344.9 1.71 12 349 8611 -21.9 -22.8 92 0.9 -22.2 90 5 339.5 339.9 295.7 345.9 1.75 13 310 9475 -27.5 -30.8 73 3.3 -28.2 62 5 343.4 343.6 296.0 347.0 0.95 14 300 9710 -29.5 -32.2 77 2.7 -30.0 60 5 343.8 344.0 296.0 347.1 0.86 15 280 10200 -33.7 -35.3 85 1.6 -34.0 57 6 344.6 344.8 296.0 347.2 0.68 16 257 10799 -37.5 -50.5 25 13.0 -38.5 65 7 347.6 347.6 296.2 348.2 0.15 17 250 10990 -39.3 -50.3 30 11.0 -40.1 80 8 347.6 347.7 296.3 348.3 0.15 18 234 11438 -43.3 -56.3 23 13.0 -44.0 65 8 348.2 348.2 296.3 348.6 0.08 19 217 11939 -47.9 -53.9 50 6.0 -48.2 49 7 348.7 348.7 296.4 349.2 0.12 20 215 12000 -48.3 -60.3 24 12.0 -48.7 47 7 349.0 349.0 296.4 349.2 0.05 21 200 12470 -52.5 -63.5 25 11.0 -52.8 60 9 349.6 349.6 296.6 349.8 0.04 22 194 12666 -54.1 -70.1 12 16.0 -54.4 60 10 350.1 350.1 296.7 350.2 0.02 23 167 13607 -62.5 -68.5 44 6.0 -62.6 60 14 351.5 351.5 297.0 351.5 0.02 24 164 13718 -63.5 -71.5 33 8.0 -63.6 60 15 351.6 351.6 297.0 351.7 0.02 25 150 14260 -67.3 -75.3 31 8.0 -67.4 60 18 354.2 354.2 297.5 354.2 0.01 26 138 14757 -71.1 -78.1 35 7.0 -71.1 62 16 356.0 356.0 297.9 356.0 0.01 27 122 15475 -76.3 -78.4 72 2.1 -76.3 76 12 359.3 359.3 298.5 359.3 0.01 28 120 15570 -77.1 -79.4 69 2.3 -77.1 80 12 359.5 359.5 298.6 359.5 0.01 29 101 16553 -79.1 -85.1 37 6.0 -79.1 94 12 373.8 373.8 301.2 373.8 0.00 30 100 16610 -78.5 -85.5 31 7.0 -78.5 75 14 376.1 376.1 301.6 376.1 0.00 31 86 17459 -84.3 -88.3 49 4.0 -84.3 70 21 380.9 380.9 302.4 380.9 0.00 32 77 18080 -79.1 -86.1 31 7.0 -79.1 85 16 404.0 404.0 305.7 404.0 0.00 33 70 18620 -80.9 -86.9 36 6.0 -80.9 95 28 411.3 411.3 306.7 411.3 0.00 34 69 18701 -81.1 -87.1 36 6.0 -81.1 94 27 412.6 412.6 306.8 412.6 0.00 35 67 18866 -80.9 -88.9 25 8.0 -80.9 93 25 416.5 416.5 307.3 416.5 0.00 36 65 19041 -71.9 -88.9 6 17.0 -72.0 91 22 439.8 439.8 309.8 439.8 0.00 37 63 19226 -70.1 -92.1 3 22.0 -70.2 90 20 447.7 447.7 310.6 447.7 0.00 38 51 20508 -61.9 -88.9 2 27.0 -62.3 89 21 494.8 494.8 314.6 494.8 0.00 39 50 20630 -62.1 -88.1 2 26.0 -62.6 90 22 497.1 497.1 314.8 497.2 0.00 40 39 22173 -60.1 -88.1 1 28.0 -60.8 80 28 538.8 538.8 317.5 538.8 0.00 41 36 22670 -62.3 -88.3 2 26.0 -62.9 80 29 545.6 545.6 317.8 545.6 0.00 42 31 23603 -57.7 -86.7 1 29.0 -58.9 88 36 581.9 581.9 319.8 581.9 0.01 43 30 23810 -57.7 -86.7 1 29.0 -58.9 90 38 587.3 587.3 320.0 587.4 0.01 44 27 24473 -58.7 -87.7 1 29.0 -59.9 86 37 602.5 602.5 320.7 602.5 0.01 45 25 24961 -54.9 -85.9 1 31.0 -56.8 86 36 626.8 626.8 321.7 626.9 0.01 46 21 26079 -53.5 -84.5 1 31.0 -55.9 88 35 663.1 663.1 323.2 663.2 0.01 TRP 86 17459 -84.3 -88.3 49 4.0 -84.3 70 21 380.9 380.9 302.4 380.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 567.45 mb = 4870.73 m = 15979.90 ft Wetbulb zero: 575.93 mb = 4741.01 m = 15554.30 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 86.10 % Est. max temperature: 31.92 C = 89.45 F Sfc-Lift cond lev (LCL): 984.14 mb = 215.72 m = 707.72 ft T: 23.82 C 700-500 lapse rate: 5.32 C/km ThetaE index: 12.99 C Layer 925.0- 700.0 mb Conv cond level (CCL): 929.43 mb = 722.66 m = 2370.89 ft Mean mixing ratio: 17.29 g/kg Conv temperature: 26.41 C = 79.54 F Cap Strength: 0.39 C Lifted Index: -1.80 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.78 C Lifted Index @700 mb: -0.72 C Showalter Index: 1.07 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.30 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 187.00 Risk: None Energy Index: -0.26 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 633.95 J/kg Max Up Vert Vel: 35.61 m/s Conv Inhibition (B-): 14.01 J/kg Cap Strength: 0.36 C Lift Cond Lev (LCL): 932.41 mb = 694.30 m = 2277.85 ft Lev Free Conv (LFC): 757.41 mb = 2478.07 m = 8130.05 ft Equ Level (EL): 177.41 mb = 13227.08 m = 43395.42 ft B at Equ Level: 633.28 J/kg Max Parcel Lev (MPL): 97.41 mb = 16757.79 m = 54978.95 ft Wind level data Storm motion: 196 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 ---------------------------------------------------------- 0 988 181 120 2 -1.7 1.0 | 58 3 -2.5 -1.5 1 941 610 115 6 -5.4 2.5 | 90 6 -6.2 -0.0 2 925 765 110 6 -5.6 2.1 | 86 6 -6.4 -0.5 3 909 914 110 5 -4.7 1.7 | 81 5 -5.4 -0.8 4 850 1497 135 3 -2.1 2.1 | 82 3 -2.8 -0.4 5 847 1524 135 3 -2.1 2.1 | 82 3 -2.8 -0.4 6 788 2134 150 5 -2.5 4.3 | 119 4 -3.2 1.8 7 708 3048 170 4 -0.7 3.9 | 135 2 -1.4 1.4 8 700 3142 180 4 0.0 4.0 | 154 2 -0.7 1.5 9 657 3658 210 4 2.0 3.5 | 234 2 1.3 0.9 10 587 4572 280 4 3.9 -0.7 | 315 5 3.2 -3.2 11 565 4877 275 2 2.0 -0.2 | 335 3 1.3 -2.7 12 524 5486 165 1 -0.3 1.0 | 32 2 -1.0 -1.6 13 500 5870 170 1 -0.2 1.0 | 30 2 -0.9 -1.6 14 486 6096 170 2 -0.3 2.0 | 62 1 -1.1 -0.6 15 400 7590 135 5 -3.5 3.5 | 103 4 -4.3 1.0 16 398 7620 135 6 -4.2 4.2 | 109 5 -5.0 1.7 17 324 9144 65 5 -4.5 -2.1 | 48 7 -5.3 -4.6 18 300 9710 60 5 -4.3 -2.5 | 45 7 -5.1 -5.0 19 262 10668 55 6 -4.9 -3.4 | 43 8 -5.6 -6.0 20 250 10990 80 8 -7.9 -1.4 | 65 9 -8.6 -3.9 21 209 12192 40 7 -4.5 -5.4 | 33 9 -5.2 -7.9 22 200 12470 60 9 -7.8 -4.5 | 50 11 -8.5 -7.0 23 164 13716 60 15 -13.0 -7.5 | 54 17 -13.7 -10.0 24 150 14260 60 18 -15.6 -9.0 | 55 20 -16.3 -11.5 25 127 15240 65 13 -11.8 -5.5 | 57 15 -12.5 -8.0 26 103 16459 125 9 -7.4 5.2 | 108 9 -8.1 2.6 27 100 16610 75 14 -13.5 -3.6 | 67 16 -14.2 -6.2 28 86 17459 70 21 -19.7 -7.2 | 65 23 -20.5 -9.7 29 74 18288 90 14 -14.0 0.0 | 80 15 -14.7 -2.5 30 70 18620 95 28 -27.9 2.4 | 90 29 -28.6 -0.1 31 57 19812 85 13 -13.0 -1.1 | 75 14 -13.7 -3.7 32 50 20630 90 22 -22.0 0.0 | 84 23 -22.7 -2.5 33 45 21336 80 25 -24.6 -4.3 | 75 26 -25.3 -6.9 34 35 22860 80 30 -29.5 -5.2 | 76 31 -30.3 -7.7 35 30 23810 90 38 -38.0 0.0 | 86 39 -38.7 -2.5 36 26 24384 85 36 -35.9 -3.1 | 81 37 -36.6 -5.7 37 18 25908 90 35 -35.0 0.0 | 86 36 -35.7 -2.5 38 15 26518 85 26 -25.9 -2.3 | 80 27 -26.6 -4.8 Wind Parameters Mean winds (0-6000m): 165.9 at 3.5 knts Storm direction: 195.9 at 2.6 knts Shear (0-3000m) pos: 1.0 neg: 0.7 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 100.9 deg Storm rel helicity (0-3000m) pos: 5.2 neg: -1.3 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 0.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 420.11 Bulk Shear: 1.51 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 ------------------------------------------------------------------------------- 500 116 4 82 5| 0.0 4.1 4.1| 2.3 -0.2 2.0 4.1 0.48| 4.3 2.1 1000 114 5 83 5| 1.1 2.1 3.1| 2.5 -1.2 1.3 1.3 0.24| 3.4 0.8 1500 118 4 83 5| 1.1 1.4 2.5| 2.9 -1.3 1.6 1.1 0.23| 2.9 0.7 2000 125 4 89 4| 1.0 1.0 2.0| 4.3 -1.3 3.0 1.5 0.35| 2.6 0.9 2500 132 4 95 4| 0.9 0.8 1.8| 4.7 -1.3 3.4 1.4 0.36| 2.3 0.8 3000 138 4 100 4| 1.0 0.7 1.7| 5.2 -1.3 3.9 1.3 0.40| 2.2 0.9 4000 154 4 116 3| 1.2 0.5 1.7| 7.3 -1.3 6.0 1.5 0.52| 2.2 1.2 5000 165 4 127 2| 0.9 0.7 1.6| 10.4 -1.3 9.0 1.8 0.54| 2.4 1.3 6000 166 4 119 2| 0.7 0.7 1.4| 11.1 -1.4 9.8 1.6 0.56| 2.2 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTUN/skewt/VTUN.skewt.20251015.00.gif