UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for VTUN... Searching the city database file for: VTUN ... Date:0000Z 13 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 89 SFC 989 181 25.0 24.1 95 0.9 24.3 0 0 299.1 302.6 297.9 355.9 19.45 2 976 299 24.2 23.8 98 0.4 23.9 299.4 303.0 297.9 356.1 19.36 3 925 773 22.6 21.8 95 0.8 22.1 90 6 302.4 305.7 297.9 355.9 18.05 4 913 887 22.2 19.7 86 2.5 20.4 303.1 306.1 296.8 350.7 16.02 5 850 1508 19.0 17.4 90 1.6 17.9 75 8 306.0 308.8 296.8 350.7 14.87 6 700 3155 10.4 7.0 79 3.4 8.3 105 14 314.0 315.7 294.8 342.1 9.02 7 689 3287 9.8 7.3 84 2.5 8.2 314.8 316.6 295.3 343.9 9.36 8 661 3631 7.8 3.8 76 4.0 5.5 316.3 317.7 294.4 340.3 7.63 9 625 4091 4.4 3.7 95 0.7 4.0 317.5 319.0 295.0 342.8 8.02 10 588 4586 2.2 -3.8 64 6.0 -0.9 320.5 321.5 293.4 336.5 4.92 11 582 4669 1.4 -0.7 86 2.1 0.3 320.5 321.7 294.5 340.7 6.26 12 573 4795 1.2 -3.4 71 4.6 -1.2 321.7 322.7 294.0 338.6 5.20 13 556 5037 -0.5 -1.4 94 0.9 -1.0 322.5 323.7 295.0 342.7 6.23 14 535 5344 -2.3 -10.3 54 8.0 -5.8 323.9 324.6 293.0 334.8 3.26 15 524 5509 -3.5 -8.3 69 4.8 -5.7 324.4 325.2 293.7 337.4 3.90 16 515 5647 -3.7 -13.7 46 10.0 -7.7 325.8 326.3 292.9 334.5 2.58 17 500 5880 -5.1 -10.1 68 5.0 -7.3 70 12 326.8 327.5 294.0 338.8 3.55 18 491 6022 -5.7 -8.2 82 2.5 -6.8 327.8 328.6 294.8 341.9 4.20 19 481 6183 -6.7 -11.7 68 5.0 -8.8 328.5 329.1 294.2 339.5 3.25 20 470 6363 -7.9 -10.1 84 2.2 -8.9 329.2 329.9 294.8 342.0 3.78 21 439 6891 -10.5 -17.5 56 7.0 -13.0 332.4 332.8 294.3 340.1 2.20 22 423 7175 -12.1 -15.3 77 3.2 -13.3 333.9 334.4 295.1 343.5 2.75 23 408 7450 -14.3 -16.2 85 1.9 -15.0 334.5 335.0 295.2 343.8 2.65 24 403 7543 -14.7 -20.7 60 6.0 -16.6 335.2 335.5 294.7 341.7 1.83 25 400 7600 -15.1 -19.6 68 4.5 -16.6 105 7 335.4 335.8 294.9 342.6 2.02 26 383 7928 -17.3 -17.9 95 0.6 -17.5 336.7 337.2 295.6 345.3 2.44 27 378 8026 -17.7 -20.6 78 2.9 -18.6 337.4 337.8 295.4 344.4 1.96 28 355 8494 -20.9 -21.6 94 0.7 -21.1 339.2 339.6 295.8 346.1 1.92 29 309 9508 -27.5 -30.5 76 3.0 -28.1 343.7 343.9 296.1 347.4 0.98 30 306 9578 -27.9 -30.9 75 3.0 -28.5 344.1 344.3 296.1 347.7 0.95 31 300 9720 -29.1 -31.8 77 2.7 -29.6 100 17 344.4 344.6 296.1 347.8 0.89 32 250 11000 -39.3 -42.7 70 3.4 -39.6 100 10 347.6 347.7 296.4 349.1 0.35 33 226 11680 -45.3 -48.9 67 3.6 -45.5 348.6 348.7 296.5 349.5 0.20 34 211 12132 -49.3 -54.3 56 5.0 -49.5 349.3 349.3 296.6 349.8 0.11 35 206 12289 -50.3 -61.3 26 11.0 -50.7 350.1 350.2 296.7 350.4 0.05 36 200 12480 -52.1 -59.1 43 7.0 -52.3 85 11 350.3 350.3 296.7 350.5 0.07 37 193 12710 -54.3 -58.8 58 4.5 -54.4 350.3 350.3 296.8 350.6 0.07 38 165 13698 -62.9 -68.9 44 6.0 -63.0 352.0 352.0 297.1 352.1 0.02 39 160 13887 -64.3 -72.3 33 8.0 -64.4 352.7 352.7 297.3 352.8 0.01 40 150 14280 -67.5 -73.5 42 6.0 -67.5 25 12 353.8 353.8 297.4 353.9 0.01 41 123 15445 -76.5 -82.5 38 6.0 -76.5 358.1 358.1 298.3 358.1 0.00 42 111 16028 -80.9 -85.5 46 4.6 -80.9 85 16 360.5 360.5 298.8 360.5 0.00 43 105 16342 -77.7 -83.7 37 6.0 -77.7 372.4 372.4 301.0 372.4 0.00 44 100 16620 -78.9 -83.0 51 4.1 -78.9 120 33 375.3 375.3 301.5 375.3 0.00 45 84 17614 -77.5 -85.5 26 8.0 -77.5 397.3 397.3 304.8 397.3 0.00 46 75 18256 -81.1 -87.1 36 6.0 -81.1 402.9 402.9 305.6 402.9 0.00 47 71 18568 -75.7 -85.7 19 10.0 -75.7 420.7 420.7 307.8 420.7 0.00 48 70 18650 -75.7 -86.7 16 11.0 -75.7 110 15 422.4 422.4 308.0 422.4 0.00 49 64 19168 -75.5 -87.5 14 12.0 -75.6 433.8 433.8 309.3 433.9 0.00 50 61 19445 -77.3 -89.3 13 12.0 -77.3 435.8 435.8 309.4 435.8 0.00 51 56 19938 -75.5 -91.5 6 16.0 -75.6 450.7 450.7 310.9 450.7 0.00 52 54 20152 -67.9 -91.9 2 24.0 -68.1 473.0 473.0 312.9 473.0 0.00 53 50 20620 -63.5 -89.5 2 26.0 -63.8 90 26 493.8 493.8 314.5 493.9 0.00 54 30 23790 -58.9 -86.9 2 28.0 -59.9 90 54 584.1 584.1 319.9 584.1 0.01 TRP 111 16028 -80.9 -85.5 46 4.6 -80.9 85 16 360.5 360.5 298.8 360.5 0.00 WND 26 85 58 Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 561.00 mb = 4965.84 m = 16291.94 ft Wetbulb zero: 594.54 mb = 4496.58 m = 14752.40 ft Precipitable water: 2.34 inches Sfc-500 mean rel hum: 82.08 % Est. max temperature: 32.47 C = 90.44 F Sfc-Lift cond lev (LCL): 976.58 mb = 293.26 m = 962.12 ft T: 24.24 C 700-500 lapse rate: 5.69 C/km ThetaE index: 8.62 C Layer 700.0- 689.0 mb Conv cond level (CCL): 889.13 mb = 1117.18 m = 3665.26 ft Mean mixing ratio: 17.86 g/kg Conv temperature: 30.10 C = 86.19 F Cap Strength: 0.91 C Lifted Index: -3.65 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.05 C Lifted Index @700 mb: -1.34 C Showalter Index: -2.37 C Risk: Severe thunderstorms possible Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 22.50 C K Index: 38.10 Risk: > 80 % chance of thunderstorms Sweat Index: 236.80 Risk: None Energy Index: -2.38 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1297.77 J/kg Max Up Vert Vel: 50.95 m/s Conv Inhibition (B-): 16.07 J/kg Cap Strength: 0.91 C Lift Cond Lev (LCL): 923.05 mb = 791.49 m = 2596.72 ft Lev Free Conv (LFC): 818.05 mb = 1833.05 m = 6013.88 ft Equ Level (EL): 138.05 mb = 14767.55 m = 48449.38 ft B at Equ Level: 1282.19 J/kg Max Parcel Lev (MPL): 78.05 mb = 18030.35 m = 59153.96 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 26 29293 85 58 -57.8 -5.1 1 989 181 0 0 -0.0 -0.0 2 942 610 105 6 -5.8 1.6 3 925 773 90 6 -6.0 0.0 4 910 914 85 6 -6.0 -0.5 5 850 1508 75 8 -7.7 -2.1 6 848 1524 75 8 -7.7 -2.1 7 790 2134 100 9 -8.9 1.6 8 709 3048 100 13 -12.8 2.3 9 700 3155 105 14 -13.5 3.6 10 658 3658 105 17 -16.4 4.4 11 588 4572 105 15 -14.5 3.9 12 566 4877 100 13 -12.8 2.3 13 525 5486 95 12 -12.0 1.0 14 500 5880 70 12 -11.3 -4.1 15 486 6096 65 12 -10.9 -5.1 16 400 7600 105 7 -6.8 1.8 17 399 7620 105 6 -5.8 1.6 18 324 9144 90 8 -8.0 0.0 19 300 9720 100 17 -16.7 3.0 20 262 10668 95 12 -12.0 1.0 21 250 11000 100 10 -9.8 1.7 22 209 12192 95 13 -13.0 1.1 23 200 12480 85 11 -11.0 -1.0 24 164 13716 60 12 -10.4 -6.0 25 150 14280 25 12 -5.1 -10.9 26 127 15240 15 18 -4.7 -17.4 27 111 16028 85 16 -15.9 -1.4 28 103 16459 95 22 -21.9 1.9 29 100 16620 120 33 -28.6 16.5 30 75 18288 75 28 -27.0 -7.2 31 70 18650 110 15 -14.1 5.1 32 57 19812 75 26 -25.1 -6.7 33 50 20620 90 26 -26.0 0.0 34 45 21336 85 25 -24.9 -2.2 35 35 22860 90 37 -37.0 0.0 36 30 23790 90 54 -54.0 0.0 37 26 24384 95 53 -52.8 4.6 38 22 24994 85 58 -57.8 -5.1 Wind Parameters Energy-Hel index: -81.10 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//VTUN/skewt/VTUN.skewt.20251013.00.gif