UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for VTUU... Searching the city database file for: VTUU ... Date:0000Z 4 DEC 25 Station: VTUU WMO ident: 48407 Latitude: 15.25 Longitude: 104.87 Elevation: 127.00 ------------------------------------------------------------------------------- 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 112 40 6 SFC 999 127 23.4 17.4 69 6.0 19.4 40 6 296.6 298.9 292.5 333.0 12.61 2 998 136 22.4 13.4 57 9.0 16.7 40 6 295.7 297.5 289.9 323.8 9.72 3 970 380 20.4 12.4 60 8.0 15.4 36 17 296.1 297.8 289.8 323.2 9.36 4 925 787 20.8 12.8 60 8.0 15.7 60 22 300.6 302.4 291.8 330.3 10.09 5 905 976 20.8 12.8 60 8.0 15.6 80 19 302.5 304.4 292.5 333.0 10.32 6 850 1516 18.4 10.4 60 8.0 13.3 85 24 305.4 307.2 292.7 333.5 9.36 7 849 1526 18.4 10.4 60 8.0 13.3 86 24 305.5 307.3 292.7 333.7 9.37 8 764 2422 12.4 7.4 72 5.0 9.4 95 28 308.4 310.0 292.9 334.3 8.49 9 700 3154 9.4 4.4 71 5.0 6.5 100 23 312.9 314.3 293.4 336.3 7.51 10 622 4126 4.4 -1.6 65 6.0 1.3 80 16 317.9 319.0 293.2 335.5 5.48 11 583 4650 0.2 -4.6 70 4.8 -2.1 99 16 319.0 319.9 292.8 334.0 4.67 12 562 4944 0.2 -7.8 55 8.0 -3.5 114 16 322.3 323.1 293.0 334.8 3.78 13 514 5653 -5.5 -10.5 68 5.0 -7.7 99 16 323.8 324.4 293.0 334.9 3.34 14 513 5668 -5.5 -10.5 68 5.0 -7.7 99 16 323.9 324.6 293.1 335.1 3.35 15 500 5870 -5.9 -13.9 53 8.0 -9.1 95 16 325.8 326.4 293.0 334.7 2.61 16 486 6092 -5.9 -16.9 41 11.0 -10.0 95 11 328.5 328.9 293.3 335.8 2.09 17 439 6880 -9.9 -28.9 20 19.0 -14.9 121 12 333.1 333.3 293.3 336.1 0.80 18 436 6933 -9.9 -27.9 21 18.0 -14.8 123 12 333.8 334.0 293.6 337.0 0.88 19 406 7477 -13.9 -25.9 36 12.0 -17.2 141 12 335.5 335.7 294.2 339.7 1.14 20 400 7590 -14.3 -29.3 27 15.0 -18.1 145 12 336.4 336.6 294.2 339.5 0.85 21 352 8545 -21.7 -40.7 16 19.0 -24.7 175 11 339.0 339.0 294.4 340.2 0.31 22 330 9016 -25.3 -35.3 39 10.0 -27.1 190 10 340.3 340.4 294.9 342.5 0.57 23 300 9700 -30.7 -42.7 30 12.0 -32.1 185 14 342.1 342.2 295.1 343.3 0.30 24 275 10312 -35.5 -43.5 44 8.0 -36.3 188 17 343.8 343.8 295.5 345.0 0.30 25 268 10492 -36.5 -49.5 25 13.0 -37.5 189 17 344.9 344.9 295.6 345.5 0.16 26 263 10622 -37.7 -44.7 48 7.0 -38.4 190 18 345.0 345.0 295.7 346.1 0.27 27 255 10835 -39.3 -53.3 21 14.0 -40.2 190 17 345.7 345.7 295.8 346.1 0.11 28 250 10970 -40.5 -49.5 37 9.0 -41.2 190 17 345.9 345.9 295.8 346.5 0.17 29 249 10997 -40.7 -48.7 42 8.0 -41.3 190 17 346.0 346.0 295.9 346.7 0.18 30 201 12418 -53.1 -58.1 54 5.0 -53.2 171 25 348.2 348.2 296.3 348.5 0.07 31 200 12450 -53.3 -59.3 48 6.0 -53.5 170 25 348.4 348.4 296.3 348.6 0.06 32 172 13403 -60.7 -68.7 34 8.0 -60.8 177 30 351.5 351.5 297.0 351.6 0.02 33 158 13925 -65.5 -71.5 43 6.0 -65.5 186 27 352.0 352.0 297.1 352.0 0.02 34 150 14240 -66.5 -72.5 43 6.0 -66.5 195 18 355.5 355.5 297.8 355.6 0.01 35 148 14321 -66.7 -73.7 37 7.0 -66.8 202 17 356.5 356.6 298.0 356.6 0.01 36 125 15322 -74.5 -80.5 39 6.0 -74.5 278 10 360.1 360.1 298.7 360.1 0.00 37 101 16535 -83.1 -85.7 64 2.6 -83.1 248 11 366.1 366.1 299.9 366.1 0.00 38 100 16590 -83.1 -85.7 64 2.6 -83.1 250 9 367.2 367.2 300.1 367.2 0.00 39 98 16702 -83.7 -85.4 74 1.7 -83.7 235 10 368.1 368.1 300.2 368.1 0.00 40 87 17359 -86.5 -89.3 60 2.8 -86.5 148 15 375.3 375.3 301.5 375.3 0.00 41 83 17615 -87.7 -88.7 83 1.0 -87.7 114 17 377.9 377.9 301.9 377.9 0.00 42 82 17681 -88.1 -89.9 72 1.8 -88.1 105 18 378.4 378.4 302.0 378.4 0.00 43 76 18095 -86.3 -89.7 54 3.4 -86.3 119 24 390.5 390.5 303.9 390.5 0.00 44 74 18243 -81.9 -86.9 42 5.0 -81.9 124 26 402.7 402.7 305.6 402.7 0.00 45 70 18560 -74.9 -79.9 46 5.0 -74.9 80 16 424.1 424.1 308.2 424.2 0.01 46 69 18643 -74.7 -79.7 46 5.0 -74.7 80 16 426.3 426.3 308.4 426.4 0.01 47 63 19170 -75.5 -81.5 38 6.0 -75.5 80 14 435.8 435.8 309.4 435.8 0.01 48 59 19553 -71.1 -79.1 30 8.0 -71.2 80 13 453.9 453.9 311.3 454.0 0.01 49 52 20298 -71.7 -80.7 25 9.0 -71.8 73 16 469.2 469.2 312.6 469.3 0.01 50 50 20530 -69.3 -79.3 22 10.0 -69.4 70 18 480.2 480.2 313.5 480.3 0.01 51 49 20652 -68.5 -78.5 22 10.0 -68.7 70 18 484.9 484.9 313.8 485.0 0.02 52 47 20907 -62.5 -75.5 16 13.0 -62.9 70 19 505.1 505.1 315.3 505.2 0.03 53 47 20907 -62.1 -75.1 16 13.0 -62.5 70 19 506.0 506.0 315.4 506.2 0.03 54 39 22062 -63.7 -76.7 15 13.0 -64.1 68 25 529.7 529.7 316.9 529.9 0.03 55 30 23690 -60.9 -74.9 14 14.0 -61.6 95 30 578.6 578.6 319.6 579.0 0.05 56 28 24120 -59.5 -73.5 15 14.0 -60.4 93 30 594.0 594.1 320.3 594.5 0.07 TRP 82 17681 -88.1 -89.9 72 1.8 -88.1 105 18 378.4 378.4 302.0 378.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 560.32 mb = 4968.99 m = 16302.25 ft Wetbulb zero: 607.65 mb = 4314.61 m = 14155.38 ft Precipitable water: 1.57 inches Sfc-500 mean rel hum: 64.61 % Est. max temperature: 32.29 C = 90.12 F Sfc-Lift cond lev (LCL): 914.87 mb = 882.26 m = 2894.51 ft T: 20.80 C 700-500 lapse rate: 5.63 C/km ThetaE index: 9.84 C Layer 998.0- 925.0 mb Conv cond level (CCL): 670.90 mb = 3503.25 m = 11493.47 ft Mean mixing ratio: 9.82 g/kg Conv temperature: 41.46 C = 106.63 F Cap Strength: 6.92 C Lifted Index: 6.68 C Risk: None Lifted Index @300 mb: 11.35 C Lifted Index @700 mb: 6.10 C Showalter Index: 3.69 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 16.30 C K Index: 29.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.80 Risk: None Energy Index: 0.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.94 J/kg Max Up Vert Vel: 7.20 m/s Conv Inhibition (B-): 26224.80 J/kg Cap Strength: 6.86 C Lift Cond Lev (LCL): 840.40 mb = 1612.58 m = 5290.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 121 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 ---------------------------------------------------------- 0 999 127 40 6 -3.9 -4.6 | 324 15 8.9 -12.2 1 979 305 30 15 -7.5 -13.0 | 346 21 5.3 -20.6 2 944 610 55 25 -20.5 -14.3 | 19 23 -7.7 -22.0 3 925 787 60 22 -19.1 -11.0 | 19 20 -6.3 -18.6 4 911 914 80 19 -18.7 -3.3 | 28 12 -5.9 -10.9 5 880 1219 80 18 -17.7 -3.1 | 25 12 -4.9 -10.8 6 850 1516 85 24 -23.9 -2.1 | 49 15 -11.1 -9.7 7 819 1829 105 29 -28.0 7.5 | 90 15 -15.2 -0.1 8 790 2134 100 30 -29.5 5.2 | 82 17 -16.8 -2.4 9 762 2438 95 28 -27.9 2.4 | 71 16 -15.1 -5.2 10 735 2743 95 26 -25.9 2.3 | 68 14 -13.1 -5.4 11 700 3154 100 23 -22.7 4.0 | 70 11 -9.9 -3.6 12 658 3658 95 17 -16.9 1.5 | 34 7 -4.2 -6.1 13 610 4267 75 15 -14.5 -3.9 | 8 12 -1.7 -11.5 14 565 4877 115 16 -14.5 6.8 | 63 2 -1.7 -0.9 15 500 5870 95 16 -15.9 1.4 | 27 7 -3.2 -6.2 16 486 6096 95 11 -11.0 1.0 | 345 7 1.8 -6.7 17 400 7590 145 12 -6.9 9.8 | 250 6 5.9 2.2 18 398 7620 145 12 -6.9 9.8 | 250 6 5.9 2.2 19 324 9144 195 10 2.6 9.7 | 262 16 15.4 2.0 20 300 9700 185 14 1.2 13.9 | 246 15 14.0 6.3 21 261 10668 190 18 3.1 17.7 | 238 19 15.9 10.1 22 250 10970 190 17 3.0 16.7 | 240 18 15.7 9.1 23 208 12192 175 23 -2.0 22.9 | 215 19 10.8 15.3 24 200 12450 170 25 -4.3 24.6 | 206 19 8.4 17.0 25 163 13716 180 32 0.0 32.0 | 208 28 12.8 24.4 26 150 14240 195 18 4.7 17.4 | 241 20 17.4 9.8 27 126 15240 280 10 9.8 -1.7 | 292 24 22.6 -9.4 28 102 16459 245 13 11.8 5.5 | 275 25 24.6 -2.1 29 100 16590 250 9 8.5 3.1 | 282 22 21.2 -4.5 30 82 17681 105 18 -17.4 4.7 | 57 5 -4.6 -3.0 31 74 18288 125 27 -22.1 15.5 | 130 12 -9.3 7.9 32 70 18560 80 16 -15.8 -2.8 | 16 11 -3.0 -10.4 33 57 19812 80 12 -11.8 -2.1 | 354 10 1.0 -9.7 34 50 20530 70 18 -16.9 -6.2 | 17 14 -4.1 -13.8 35 44 21336 70 20 -18.8 -6.8 | 23 16 -6.0 -14.5 36 34 22860 65 31 -28.1 -13.1 | 36 26 -15.3 -20.7 37 30 23690 95 30 -29.9 2.6 | 74 18 -17.1 -5.0 38 25 24384 90 29 -29.0 0.0 | 65 18 -16.2 -7.6 Wind Parameters Mean winds (0-6000m): 90.8 at 19.8 knts Storm direction: 120.8 at 14.9 knts Shear (0-3000m) pos: 4.2 neg: 0.7 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 105.9 deg Storm rel helicity (0-3000m) pos: 178.5 neg: -28.2 tot: 150.4 m^2/s^2 ave: 50.1 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 5.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.87 Bulk Shear: 29.87 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 43 17 356 20| 19.5 0.0 19.5|107.0 0.0 107.0 214.1 0.89| 22.9 20.3 1000 58 19 10 18| 7.3 0.0 7.3|118.3 -2.3 116.0 116.0 0.64| 17.4 11.2 1500 67 20 19 16| 7.7 0.0 7.7|150.6 -2.6 148.0 98.7 0.70| 14.9 10.5 2000 79 22 36 15| 7.1 0.0 7.1|177.3 -11.4 165.9 83.0 0.67| 13.7 9.1 2500 84 23 45 15| 5.7 0.8 6.5|177.3 -27.0 150.2 60.1 0.55| 11.8 6.5 3000 86 24 49 14| 4.2 0.7 4.9|178.5 -28.2 150.4 50.1 0.52| 10.6 5.5 4000 88 22 48 13| 3.2 1.8 5.0|178.5 -48.3 130.2 32.6 0.32| 9.3 3.0 5000 89 21 45 11| 3.0 1.5 4.5|186.0 -50.6 135.4 27.1 0.31| 8.7 2.7 6000 91 20 44 10| 2.5 1.7 4.2|186.0 -61.2 124.8 20.8 0.21| 8.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//VTUU/skewt/VTUU.skewt.20251204.00.gif