UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for VTUN... Searching the city database file for: VTUN ... Date:0000Z 2 DEC 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 98 SFC 990 181 19.6 19.1 97 0.5 19.3 0 0 293.6 296.1 292.8 334.0 14.19 2 967 387 24.4 15.4 57 9.0 18.4 19 1 300.4 302.5 292.8 334.0 11.45 3 966 396 24.4 15.4 57 9.0 18.4 20 2 300.5 302.6 292.9 334.2 11.46 4 960 451 24.4 15.4 57 9.0 18.4 25 2 301.0 303.2 293.0 335.0 11.53 5 925 778 22.8 14.8 61 8.0 17.5 40 5 302.6 304.7 293.5 336.7 11.52 6 850 1509 16.6 14.6 88 2.0 15.3 115 4 303.5 305.8 294.4 340.3 12.39 7 816 1856 15.8 11.2 74 4.6 12.9 167 5 306.3 308.2 293.6 337.2 10.29 8 808 1940 16.6 -1.4 29 18.0 7.2 181 5 308.0 308.8 289.1 321.2 4.27 9 797 2057 17.0 -4.0 23 21.0 6.5 201 5 309.6 310.3 289.0 320.8 3.56 10 767 2383 15.6 -6.4 21 22.0 5.1 194 5 311.5 312.1 289.2 321.4 3.08 11 760 2461 15.0 -5.0 25 20.0 5.2 187 5 311.7 312.3 289.6 322.7 3.47 12 755 2517 14.4 7.4 63 7.0 10.1 182 5 311.6 313.2 293.9 338.1 8.59 13 736 2732 14.2 1.2 41 13.0 6.9 163 6 313.7 314.8 292.2 331.5 5.68 14 702 3129 10.8 0.8 50 10.0 5.3 147 5 314.2 315.3 292.4 332.4 5.78 15 700 3153 10.6 -0.4 46 11.0 4.6 150 5 314.2 315.2 292.0 331.0 5.31 16 656 3691 7.2 -3.8 45 11.0 1.7 206 4 316.3 317.1 291.8 330.4 4.40 17 651 3754 8.0 -10.0 27 18.0 -0.0 196 4 317.9 318.4 290.8 326.9 2.74 18 646 3818 7.8 -15.2 18 23.0 -1.4 186 4 318.3 318.7 290.1 324.4 1.81 19 617 4197 7.4 -29.6 5 37.0 -3.7 124 4 322.1 322.2 290.0 324.0 0.53 20 500 5890 -5.5 -28.5 14 23.0 -11.8 70 10 326.3 326.5 291.4 329.0 0.73 21 486 6111 -7.3 -30.3 14 23.0 -13.1 70 11 326.8 326.9 291.5 329.1 0.63 22 470 6372 -5.5 -45.5 3 40.0 -13.0 74 12 332.2 332.2 292.4 332.7 0.14 23 400 7610 -15.1 -54.1 2 39.0 -20.1 90 19 335.4 335.4 293.2 335.6 0.06 24 300 9720 -30.7 -53.7 9 23.0 -32.6 105 19 342.1 342.1 294.9 342.5 0.09 25 294 9863 -31.9 -53.9 9 22.0 -33.7 106 19 342.4 342.4 295.0 342.7 0.09 26 282 10157 -33.1 -54.1 10 21.0 -34.7 110 19 344.8 344.8 295.6 345.1 0.09 27 259 10748 -38.9 -51.9 24 13.0 -39.8 114 18 344.7 344.8 295.6 345.2 0.12 28 250 10990 -40.7 -60.7 10 20.0 -41.6 110 16 345.6 345.6 295.7 345.7 0.04 29 235 11408 -44.3 -63.3 10 19.0 -45.0 120 16 346.3 346.3 295.8 346.4 0.03 30 224 11727 -46.1 -68.1 7 22.0 -46.7 128 16 348.3 348.3 296.3 348.4 0.02 31 204 12342 -51.1 -69.1 10 18.0 -51.5 143 16 349.9 349.9 296.6 349.9 0.02 32 200 12470 -52.5 -64.5 22 12.0 -52.8 145 16 349.6 349.6 296.6 349.8 0.03 33 191 12766 -55.3 -61.3 47 6.0 -55.5 150 16 349.8 349.8 296.6 350.0 0.05 34 188 12867 -55.9 -62.9 41 7.0 -56.1 151 16 350.4 350.4 296.8 350.6 0.04 35 176 13284 -58.9 -71.9 17 13.0 -59.0 158 17 352.1 352.1 297.1 352.2 0.01 36 156 14031 -64.5 -77.5 15 13.0 -64.6 179 10 355.0 355.0 297.7 355.0 0.01 37 150 14270 -66.5 -76.5 23 10.0 -66.5 190 5 355.5 355.5 297.8 355.6 0.01 38 138 14769 -70.9 -78.9 30 8.0 -70.9 173 7 356.4 356.4 298.0 356.4 0.01 39 100 16620 -82.7 -88.7 35 6.0 -82.7 140 5 367.9 367.9 300.2 367.9 0.00 40 82 17707 -88.3 -93.2 39 4.9 -88.3 130 9 378.0 378.0 301.9 378.0 0.00 41 70 18580 -80.3 -88.3 25 8.0 -80.3 155 19 412.6 412.6 306.8 412.6 0.00 42 63 19183 -74.1 -88.1 10 14.0 -74.2 130 18 438.9 438.9 309.8 438.9 0.00 43 60 19466 -74.7 -89.7 8 15.0 -74.7 118 18 443.7 443.7 310.3 443.7 0.00 44 55 19979 -68.7 -89.7 3 21.0 -68.9 90 16 468.6 468.6 312.5 468.7 0.00 45 51 20431 -67.7 -89.7 3 22.0 -67.9 54 12 481.2 481.2 313.5 481.2 0.00 46 50 20550 -68.1 -90.1 3 22.0 -68.3 45 11 483.0 483.0 313.7 483.0 0.00 47 46 21052 -69.5 -90.5 3 21.0 -69.7 55 14 491.3 491.3 314.3 491.3 0.00 48 41 21742 -68.9 -90.9 3 22.0 -69.1 70 19 509.2 509.2 315.6 509.2 0.00 49 35 22700 -65.5 -90.5 2 25.0 -65.9 92 29 541.7 541.7 317.6 541.7 0.00 50 30 23660 -57.1 -87.1 1 30.0 -58.4 95 39 589.0 589.0 320.1 589.0 0.01 51 26 24577 -51.7 -83.7 1 32.0 -54.2 99 34 628.9 628.9 321.9 629.0 0.01 TRP 82 17707 -88.3 -93.2 39 4.9 -88.3 130 9 378.0 378.0 301.9 378.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 549.88 mb = 5168.15 m = 16955.68 ft Wetbulb zero: 651.11 mb = 3752.88 m = 12312.44 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 37.87 % Est. max temperature: 30.30 C = 86.54 F Sfc-Lift cond lev (LCL): 983.04 mb = 242.80 m = 796.57 ft T: 21.04 C 700-500 lapse rate: 5.88 C/km ThetaE index: 19.50 C Layer 816.0- 767.0 mb Conv cond level (CCL): 705.12 mb = 3091.97 m = 10144.13 ft Mean mixing ratio: 11.88 g/kg Conv temperature: 40.09 C = 104.16 F Cap Strength: 6.33 C Lifted Index: 2.98 C Risk: None Lifted Index @300 mb: 5.78 C Lifted Index @700 mb: 4.19 C Showalter Index: 1.16 C Risk: Showers probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.10 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 193.20 Risk: None Energy Index: -2.08 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.29 J/kg Max Up Vert Vel: 7.52 m/s Conv Inhibition (B-): 25157.17 J/kg Cap Strength: 6.31 C Lift Cond Lev (LCL): 846.87 mb = 1540.40 m = 5053.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 123 at 4 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 ---------------------------------------------------------- 0 990 181 0 0 -0.0 -0.0 | 303 4 3.3 -2.2 1 943 610 40 3 -1.9 -2.3 | 343 5 1.4 -4.5 2 925 778 40 5 -3.2 -3.8 | 359 6 0.1 -6.0 3 911 914 50 5 -3.8 -3.2 | 5 5 -0.5 -5.4 4 850 1509 115 4 -3.6 1.7 | 33 1 -0.3 -0.5 5 848 1524 110 4 -3.8 1.4 | 29 1 -0.4 -0.8 6 790 2134 215 5 2.9 4.1 | 253 6 6.2 1.9 7 709 3048 135 6 -4.2 4.2 | 156 2 -0.9 2.1 8 700 3153 150 5 -2.5 4.3 | 201 2 0.8 2.2 9 658 3658 210 4 2.0 3.5 | 256 5 5.3 1.3 10 588 4572 60 4 -3.5 -2.0 | 2 4 -0.1 -4.2 11 566 4877 50 7 -5.4 -4.5 | 17 7 -2.0 -6.7 12 525 5486 65 7 -6.3 -3.0 | 31 6 -3.0 -5.1 13 500 5890 70 10 -9.4 -3.4 | 47 8 -6.1 -5.6 14 487 6096 70 11 -10.3 -3.8 | 50 9 -7.0 -5.9 15 400 7610 90 19 -19.0 0.0 | 82 16 -15.7 -2.2 16 399 7620 85 18 -17.9 -1.6 | 76 15 -14.6 -3.7 17 325 9144 90 22 -22.0 0.0 | 83 19 -18.7 -2.2 18 300 9720 105 19 -18.4 4.9 | 100 15 -15.0 2.7 19 262 10668 115 18 -16.3 7.6 | 113 14 -13.0 5.4 20 250 10990 110 16 -15.0 5.5 | 106 12 -11.7 3.3 21 209 12192 140 16 -10.3 12.3 | 145 12 -7.0 10.1 22 200 12470 145 16 -9.2 13.1 | 152 12 -5.9 10.9 23 164 13716 165 17 -4.4 16.4 | 176 14 -1.1 14.3 24 150 14270 190 5 0.9 4.9 | 237 5 4.2 2.8 25 127 15240 155 10 -4.2 9.1 | 173 7 -0.9 6.9 26 103 16459 160 11 -3.8 10.3 | 177 8 -0.4 8.2 27 100 16620 140 5 -3.2 3.8 | 184 2 0.1 1.7 28 82 17707 130 9 -6.9 5.8 | 135 5 -3.6 3.6 29 74 18288 110 14 -13.2 4.8 | 105 10 -9.8 2.6 30 70 18580 155 19 -8.0 17.2 | 163 16 -4.7 15.1 31 57 19812 105 18 -17.4 4.7 | 100 14 -14.1 2.5 32 50 20550 45 11 -7.8 -7.8 | 24 11 -4.5 -9.9 33 44 21336 60 15 -13.0 -7.5 | 45 14 -9.7 -9.7 34 34 22860 95 30 -29.9 2.6 | 91 27 -26.6 0.4 35 30 23660 95 39 -38.9 3.4 | 92 36 -35.5 1.2 36 25 24384 100 33 -32.5 5.7 | 97 29 -29.2 3.6 37 23 24689 95 28 -27.9 2.4 | 91 25 -24.6 0.3 Wind Parameters Mean winds (0-6000m): 93.1 at 5.3 knts Storm direction: 123.1 at 4.0 knts Shear (0-3000m) pos: 0.9 neg: 0.8 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -97.1 deg Storm rel helicity (0-3000m) pos: 12.2 neg: -6.3 tot: 5.9 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 10.77 Bulk Shear: 2.63 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 40 2 328 4| 4.0 0.0 4.0| 4.6 0.0 4.6 9.1 0.94| 4.2 3.9 1000 50 3 349 4| 2.3 0.0 2.3| 8.1 0.0 8.1 8.1 0.75| 4.4 3.3 1500 69 4 1 3| 1.5 0.0 1.5| 8.4 0.0 8.4 5.6 0.65| 4.6 3.0 2000 90 4 14 2| 1.3 0.0 1.3| 11.4 0.0 11.4 5.7 0.60| 5.0 3.0 2500 125 4 161 0| 1.0 0.8 1.9| 11.4 -4.5 6.9 2.7 0.35| 4.8 1.7 3000 131 4 178 1| 0.9 0.8 1.7| 12.2 -6.3 5.9 2.0 0.27| 4.8 1.3 4000 145 4 210 2| 1.0 1.3 2.2| 15.6 -8.2 7.4 1.8 0.22| 4.9 1.1 5000 117 5 84 1| 0.6 1.3 1.9| 18.7 -9.0 9.7 1.9 0.16| 4.9 0.8 6000 93 5 46 3| 0.2 1.1 1.3| 25.5 -9.0 16.5 2.8 0.21| 4.5 1.0 Wrote GIF file: /home/apache/climate/data/raob//VTUN/skewt/VTUN.skewt.20251202.00.gif