UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for VTUN... Searching the city database file for: VTUN ... Date:0000Z 22 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 105 240 4 SFC 991 181 24.0 20.8 82 3.2 21.8 240 4 297.9 300.8 295.2 343.7 15.79 2 950 551 20.8 19.6 93 1.2 20.0 93 23 298.3 301.1 295.0 342.7 15.28 3 933 709 21.6 14.6 64 7.0 17.0 67 32 300.7 302.7 292.7 333.8 11.27 4 925 784 21.4 15.4 69 6.0 17.4 65 36 301.2 303.4 293.4 336.4 11.98 5 862 1394 18.6 13.6 73 5.0 15.3 61 30 304.4 306.5 294.0 338.5 11.43 6 850 1514 17.4 13.0 75 4.4 14.6 60 28 304.4 306.4 293.7 337.6 11.14 7 727 2832 8.6 8.2 97 0.4 8.3 97 21 308.6 310.4 293.7 337.4 9.43 8 714 2983 11.8 -4.2 32 16.0 3.8 102 14 313.8 314.5 290.6 326.3 3.92 9 701 3137 11.8 -9.2 22 21.0 2.2 123 3 315.4 315.9 290.0 324.3 2.71 10 700 3149 11.8 -6.2 28 18.0 3.1 125 2 315.6 316.2 290.7 326.6 3.43 11 695 3209 11.0 -1.0 43 12.0 4.6 145 3 315.3 316.3 292.2 331.6 5.12 12 668 3539 8.8 -1.2 49 10.0 3.5 256 6 316.4 317.4 292.6 333.2 5.25 13 661 3626 8.6 -6.4 34 15.0 1.4 286 8 317.2 317.9 291.4 328.8 3.58 14 644 3842 7.2 2.4 72 4.8 4.4 319 9 318.0 319.3 294.4 340.5 7.09 15 575 4769 3.0 -8.0 44 11.0 -2.1 37 13 323.5 324.2 293.2 335.6 3.64 16 546 5187 0.2 -5.8 64 6.0 -2.8 33 12 325.0 325.9 294.3 340.0 4.55 17 538 5305 -0.5 -7.5 59 7.0 -3.8 32 11 325.5 326.3 294.1 339.0 4.05 18 531 5410 -0.7 -10.7 47 10.0 -5.1 31 11 326.5 327.2 293.6 337.3 3.19 19 527 5470 -1.3 -6.3 69 5.0 -3.7 30 11 326.5 327.4 294.7 341.6 4.53 20 509 5748 -1.5 -19.5 24 18.0 -8.0 40 15 329.5 329.8 293.1 335.2 1.60 21 500 5890 -2.5 -18.5 28 16.0 -8.4 45 17 330.0 330.3 293.4 336.2 1.78 22 411 7414 -12.5 -21.5 47 9.0 -15.4 84 9 336.1 336.5 294.8 342.1 1.67 23 400 7620 -13.7 -24.7 39 11.0 -16.9 90 8 337.2 337.4 294.8 341.9 1.29 24 377 8068 -16.7 -26.7 42 10.0 -19.4 80 10 339.0 339.2 295.1 343.2 1.14 25 358 8455 -18.1 -37.1 17 19.0 -21.8 71 11 342.1 342.2 295.3 343.9 0.44 26 331 9036 -22.5 -49.5 7 27.0 -25.9 58 13 343.9 343.9 295.4 344.4 0.13 27 300 9750 -28.1 -40.1 31 12.0 -29.9 115 9 345.8 345.9 296.0 347.3 0.39 28 259 10786 -37.1 -43.1 54 6.0 -37.7 103 11 347.4 347.4 296.3 348.7 0.33 29 256 10866 -37.5 -42.1 62 4.6 -38.0 112 12 347.9 348.0 296.5 349.4 0.37 30 250 11030 -38.3 -46.3 43 8.0 -39.0 130 12 349.1 349.2 296.7 350.1 0.24 31 243 11224 -39.9 -52.9 24 13.0 -40.8 131 13 349.6 349.6 296.7 350.1 0.12 32 238 11365 -41.1 -46.1 58 5.0 -41.5 131 15 349.8 349.9 296.8 350.9 0.26 33 222 11833 -44.9 -52.9 40 8.0 -45.3 133 18 351.0 351.1 297.0 351.6 0.13 34 200 12520 -51.1 -53.9 72 2.8 -51.2 160 25 351.8 351.9 297.1 352.4 0.13 35 199 12553 -51.3 -53.9 74 2.6 -51.4 160 25 352.0 352.1 297.2 352.6 0.13 36 192 12785 -53.5 -60.5 42 7.0 -53.7 160 26 352.1 352.1 297.1 352.4 0.06 37 189 12886 -54.3 -57.6 67 3.3 -54.4 160 26 352.4 352.5 297.3 352.8 0.08 38 183 13093 -55.7 -67.7 21 12.0 -55.9 160 27 353.4 353.4 297.4 353.5 0.02 39 178 13269 -57.5 -71.5 15 14.0 -57.7 160 27 353.3 353.3 297.4 353.3 0.01 40 174 13412 -58.5 -64.5 46 6.0 -58.6 160 28 353.9 354.0 297.5 354.1 0.04 41 168 13633 -60.3 -64.3 59 4.0 -60.4 160 29 354.5 354.5 297.6 354.7 0.04 42 156 14091 -64.5 -68.6 57 4.1 -64.6 160 25 355.0 355.0 297.7 355.1 0.02 43 150 14330 -66.5 -71.5 49 5.0 -66.5 160 23 355.5 355.5 297.8 355.6 0.02 44 105 16391 -83.9 -88.4 45 4.5 -83.9 101 47 360.6 360.6 298.8 360.6 0.00 45 100 16660 -85.1 -89.6 44 4.5 -85.1 85 56 363.3 363.3 299.4 363.3 0.00 46 95 16941 -86.9 -91.6 42 4.7 -86.9 90 53 365.1 365.1 299.7 365.1 0.00 47 92 17116 -86.3 -92.3 33 6.0 -86.3 90 51 369.7 369.7 300.5 369.7 0.00 48 87 17429 -78.1 -86.1 26 8.0 -78.1 90 47 392.1 392.1 304.1 392.2 0.00 49 80 17906 -79.9 -86.9 30 7.0 -79.9 90 41 398.0 398.0 304.9 398.0 0.00 50 72 18508 -76.3 -87.3 16 11.0 -76.3 96 39 417.8 417.8 307.4 417.8 0.00 51 70 18670 -77.1 -87.1 19 10.0 -77.1 100 41 419.4 419.4 307.6 419.5 0.00 52 67 18922 -76.9 -87.9 16 11.0 -76.9 101 39 425.2 425.2 308.3 425.2 0.00 53 66 19009 -72.9 -85.9 12 13.0 -73.0 102 39 435.7 435.7 309.4 435.7 0.00 54 64 19189 -73.7 -86.7 12 13.0 -73.7 103 37 437.8 437.8 309.7 437.8 0.00 TRP 95 16941 -86.9 -91.6 42 4.7 -86.9 90 53 365.1 365.1 299.7 365.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 543.71 mb = 5220.37 m = 17126.99 ft Wetbulb zero: 597.59 mb = 4453.41 m = 14610.76 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 64.73 % Est. max temperature: 30.74 C = 87.32 F Sfc-Lift cond lev (LCL): 945.93 mb = 588.75 m = 1931.57 ft T: 20.99 C 700-500 lapse rate: 5.22 C/km ThetaE index: 14.24 C Layer 850.0- 700.0 mb Conv cond level (CCL): 820.45 mb = 1812.38 m = 5946.06 ft Mean mixing ratio: 13.53 g/kg Conv temperature: 31.42 C = 88.56 F Cap Strength: 4.63 C Lifted Index: 4.45 C Risk: None Lifted Index @300 mb: 6.22 C Lifted Index @700 mb: 4.28 C Showalter Index: 5.27 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 19.90 C Cross Totals Index: 15.50 C K Index: 14.90 Risk: None Sweat Index: 229.00 Risk: None Energy Index: -0.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.59 J/kg Max Up Vert Vel: 7.29 m/s Conv Inhibition (B-): 106.63 J/kg Cap Strength: 4.59 C Lift Cond Lev (LCL): 886.49 mb = 1151.56 m = 3778.03 ft Lev Free Conv (LFC): 741.49 mb = 2665.77 m = 8745.87 ft Equ Level (EL): 721.49 mb = 2895.71 m = 9500.24 ft B at Equ Level: 21.77 J/kg Max Parcel Lev (MPL): 701.49 mb = 3131.17 m = 10272.74 ft Wind level data Storm motion: 89 at 15 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 ---------------------------------------------------------- 0 991 181 240 4 3.5 2.0 | 263 19 18.8 2.2 1 944 610 70 26 -24.4 -8.9 | 46 13 -9.1 -8.7 2 925 784 65 36 -32.6 -15.2 | 49 23 -17.3 -15.0 3 911 914 65 38 -34.4 -16.1 | 50 25 -19.1 -15.9 4 850 1514 60 28 -24.2 -14.0 | 33 16 -9.0 -13.8 5 849 1524 60 28 -24.2 -14.0 | 33 16 -9.0 -13.8 6 790 2134 70 51 -47.9 -17.4 | 62 37 -32.6 -17.3 7 708 3048 105 11 -10.6 2.8 | 237 6 4.7 3.0 8 700 3149 125 2 -1.6 1.1 | 264 14 13.7 1.3 9 658 3658 300 8 6.9 -4.0 | 280 23 22.2 -3.8 10 588 4572 40 14 -9.0 -10.7 | 329 12 6.3 -10.5 11 566 4877 35 12 -6.9 -9.8 | 319 13 8.4 -9.6 12 525 5486 30 11 -5.5 -9.5 | 314 14 9.8 -9.3 13 500 5890 45 17 -12.0 -12.0 | 345 12 3.3 -11.8 14 487 6096 45 15 -10.6 -10.6 | 336 11 4.7 -10.4 15 400 7620 90 8 -8.0 0.0 | 269 7 7.3 0.2 16 400 7620 90 9 -9.0 0.0 | 268 6 6.3 0.2 17 326 9144 55 13 -10.6 -7.5 | 327 9 4.6 -7.3 18 300 9750 115 9 -8.2 3.8 | 241 8 7.1 4.0 19 263 10668 90 11 -11.0 0.0 | 268 4 4.3 0.2 20 250 11030 130 12 -9.2 7.7 | 218 10 6.1 7.9 21 210 12192 135 21 -14.8 14.8 | 182 15 0.4 15.0 22 200 12520 160 25 -8.6 23.5 | 196 25 6.7 23.7 23 165 13716 160 29 -9.9 27.3 | 191 28 5.4 27.4 24 150 14330 160 23 -7.9 21.6 | 199 23 7.4 21.8 25 128 15240 110 27 -25.4 9.2 | 133 14 -10.1 9.4 26 104 16459 100 48 -47.3 8.3 | 105 33 -32.0 8.5 27 100 16660 85 56 -55.8 -4.9 | 83 41 -40.5 -4.7 28 95 16941 90 53 -53.0 0.0 | 90 38 -37.7 0.2 29 75 18288 90 36 -36.0 0.0 | 91 21 -20.7 0.2 30 70 18670 100 41 -40.4 7.1 | 106 26 -25.1 7.3 31 59 19507 105 34 -32.8 8.8 | 117 20 -17.5 9.0 Wind Parameters Mean winds (0-6000m): 59.3 at 20.4 knts Storm direction: 89.3 at 15.3 knts Shear (0-3000m) pos: 5.7 neg: 6.5 tot: 12.2 10-3/s Storm rel Dir Shear (0-3000m): -1.3 deg Storm rel helicity (0-3000m) pos: 192.7 neg: -178.9 tot: 13.8 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 25.4 stream: -2.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 7.53 Bulk Shear: 3.53 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 71 17 7 5| 0.0 35.0 35.0| 0.0-148.2-148.2 -296.5 -0.88| 57.1-50.2 1000 66 26 40 13| 0.0 19.3 19.3| 3.3-163.1-159.8 -159.8 -0.75| 34.6-26.1 1500 65 28 40 15| 0.0 13.0 13.0| 19.4-178.9-159.5 -106.4 -0.65| 26.8-17.4 2000 66 32 47 19| 4.2 9.8 14.0| 99.3-178.9 -79.6 -39.8 -0.42| 24.7-10.4 2500 69 33 52 19| 3.4 7.8 11.2|167.0-178.9 -11.8 -4.7 -0.24| 25.0 -6.1 3000 69 30 51 16| 5.7 6.5 12.2|192.7-178.9 13.8 4.6 -0.08| 25.4 -2.1 4000 65 24 34 12| 4.0 4.9 8.9|298.4-185.4 113.0 28.2 0.03| 22.4 0.6 5000 62 22 22 11| 2.3 3.7 6.0|326.7-194.7 132.0 26.4 0.04| 19.2 0.9 6000 59 20 12 10| 1.5 3.1 4.6|349.6-202.4 147.2 24.5 0.06| 16.9 1.1 Wrote GIF file: /home/apache/climate/data/raob//VTUN/skewt/VTUN.skewt.20251022.00.gif