UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 1 DEC 25 Station: VT381 WMO ident: 48381 ------------------------------------------------------------------------------- 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 121 0 0 SFC 991 200 24.0 12.0 47 12.0 16.4 0 0 297.9 299.5 289.9 323.9 8.92 2 975 342 23.0 10.0 44 13.0 15.1 102 6 298.3 299.7 289.2 321.5 7.92 3 941 650 23.2 9.2 41 14.0 14.6 50 33 301.5 303.0 290.2 324.7 7.78 4 925 799 22.2 9.2 43 13.0 14.3 85 64 302.0 303.5 290.5 325.6 7.91 5 850 1527 16.8 8.8 59 8.0 11.9 160 6 303.7 305.3 291.4 328.8 8.39 6 819 1843 15.0 8.0 63 7.0 10.7 301 2 305.1 306.6 291.7 329.9 8.24 7 817 1863 14.8 7.8 63 7.0 10.6 302 2 305.1 306.6 291.6 329.6 8.15 8 733 2778 12.8 0.8 44 12.0 6.2 165 18 312.5 313.6 291.7 329.9 5.54 9 714 2999 13.6 -17.4 10 31.0 1.5 168 15 315.8 316.0 288.8 320.4 1.37 10 711 3035 13.4 -18.6 9 32.0 1.2 168 14 315.9 316.1 288.8 320.1 1.24 11 700 3166 12.4 -6.6 26 19.0 3.2 170 12 316.2 316.9 290.9 327.0 3.33 12 661 3643 7.8 -6.2 36 14.0 1.1 170 2 316.3 317.0 291.2 328.0 3.64 13 660 3656 7.6 -6.4 36 14.0 0.9 170 2 316.2 316.9 291.1 327.8 3.59 14 650 3782 9.2 -12.8 20 22.0 -0.2 183 2 319.4 319.8 290.7 326.7 2.20 15 620 4172 5.8 -10.2 31 16.0 -1.3 227 3 319.8 320.4 291.5 329.2 2.84 16 589 4592 5.6 -24.4 9 30.0 -4.4 260 2 324.3 324.5 291.0 327.5 0.90 17 579 4732 5.0 -25.0 9 30.0 -4.8 269 2 325.2 325.4 291.2 328.3 0.87 18 500 5910 -4.7 -26.7 16 22.0 -11.1 0 0 327.3 327.5 291.8 330.4 0.86 19 482 6197 -7.1 -27.1 19 20.0 -12.6 20 4 327.8 328.0 292.0 330.9 0.86 20 455 6643 -10.3 -26.3 26 16.0 -14.7 331 3 329.2 329.4 292.4 332.8 0.98 21 448 6763 -10.9 -27.9 23 17.0 -15.4 318 3 330.0 330.1 292.6 333.1 0.86 22 430 7078 -10.5 -37.5 9 27.0 -16.2 284 3 334.4 334.4 293.2 335.7 0.35 23 400 7630 -14.5 -40.5 9 26.0 -19.3 225 2 336.1 336.2 293.6 337.2 0.28 24 383 7957 -16.7 -42.7 9 26.0 -21.0 187 3 337.4 337.5 293.9 338.4 0.23 25 372 8175 -18.1 -41.1 11 23.0 -22.0 162 3 338.4 338.5 294.2 339.5 0.28 26 300 9740 -30.3 -48.3 16 18.0 -32.1 65 10 342.7 342.7 295.1 343.3 0.16 27 250 11010 -40.1 -57.1 15 17.0 -41.1 60 13 346.4 346.5 295.9 346.7 0.07 28 200 12490 -52.9 -64.9 22 12.0 -53.2 60 12 349.0 349.0 296.4 349.1 0.03 29 173 13406 -61.5 -70.5 29 9.0 -61.6 1 5 349.6 349.6 296.5 349.6 0.02 30 150 14280 -65.5 -75.5 24 10.0 -65.6 305 7 357.2 357.2 298.1 357.3 0.01 31 147 14402 -66.3 -76.3 23 10.0 -66.4 306 7 357.9 357.9 298.3 358.0 0.01 32 145 14485 -66.7 -76.7 23 10.0 -66.8 307 7 358.6 358.6 298.4 358.7 0.01 33 124 15410 -74.9 -81.9 33 7.0 -74.9 300 8 360.2 360.2 298.7 360.2 0.00 34 102 16520 -82.3 -86.5 48 4.2 -82.3 188 5 366.6 366.6 299.9 366.6 0.00 35 100 16630 -82.7 -87.0 47 4.3 -82.7 185 4 367.9 367.9 300.2 368.0 0.00 36 81 17792 -87.3 -90.5 55 3.2 -87.3 45 7 381.4 381.4 302.5 381.4 0.00 37 80 17860 -86.5 -88.9 65 2.4 -86.5 51 7 384.4 384.4 302.9 384.4 0.00 38 79 17929 -86.7 -89.8 57 3.1 -86.7 58 7 385.3 385.3 303.1 385.3 0.00 39 70 18600 -80.9 -85.8 43 4.9 -80.9 80 21 411.3 411.3 306.7 411.3 0.00 40 62 19298 -73.5 -80.5 33 7.0 -73.6 83 13 442.2 442.2 310.1 442.3 0.01 41 60 19491 -72.9 -80.9 29 8.0 -73.0 84 11 447.7 447.7 310.7 447.8 0.01 42 51 20451 -70.9 -79.9 25 9.0 -71.0 93 12 473.7 473.7 313.0 473.8 0.01 43 50 20570 -66.7 -77.7 20 11.0 -66.9 95 13 486.3 486.3 314.0 486.4 0.02 44 49 20692 -66.1 -77.1 20 11.0 -66.3 90 12 490.5 490.6 314.2 490.7 0.02 45 30 23710 -60.1 -75.1 12 15.0 -60.9 90 18 580.8 580.8 319.7 581.1 0.05 46 28 24141 -59.3 -74.3 13 15.0 -60.2 594.6 594.6 320.4 595.0 0.06 TRP 81 17792 -87.3 -90.5 55 3.2 -87.3 45 7 381.4 381.4 302.5 381.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 538.28 mb = 5339.35 m = 17517.33 ft Wetbulb zero: 651.48 mb = 3763.33 m = 12346.74 ft Precipitable water: 1.02 inches Sfc-500 mean rel hum: 33.66 % Est. max temperature: 30.19 C = 86.35 F Sfc-Lift cond lev (LCL): 830.46 mb = 1724.62 m = 5658.12 ft T: 15.67 C 700-500 lapse rate: 6.23 C/km ThetaE index: 9.76 C Layer 714.0- 700.0 mb Conv cond level (CCL): 552.62 mb = 5106.72 m = 16754.12 ft Mean mixing ratio: 8.00 g/kg Conv temperature: 51.93 C = 125.47 F Cap Strength: 11.54 C Lifted Index: 9.28 C Risk: None Lifted Index @300 mb: 13.57 C Lifted Index @700 mb: 10.15 C Showalter Index: 7.12 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 13.50 C K Index: 11.30 Risk: None Sweat Index: 117.60 Risk: None Energy Index: 0.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.69 J/kg Max Up Vert Vel: 6.59 m/s Conv Inhibition (B-): 22751.94 J/kg Cap Strength: 11.52 C Lift Cond Lev (LCL): 777.82 mb = 2277.93 m = 7473.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 150 at 6 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 ---------------------------------------------------------- 0 991 200 0 0 -0.0 -0.0 | 330 6 3.2 -5.5 1 979 305 110 3 -2.8 1.0 | 355 4 0.4 -4.5 2 945 610 40 24 -15.4 -18.4 | 27 27 -12.2 -23.9 3 925 799 85 64 -63.8 -5.6 | 80 62 -60.5 -11.1 4 913 914 160 33 -11.3 31.0 | 162 27 -8.1 25.5 5 881 1219 50 4 -3.1 -2.6 | 359 8 0.2 -8.1 6 850 1527 160 6 -2.1 5.6 | 263 1 1.2 0.1 7 820 1829 300 2 1.7 -1.0 | 323 8 4.9 -6.5 8 791 2134 320 4 2.6 -3.1 | 326 10 5.8 -8.6 9 763 2438 345 20 5.2 -19.3 | 341 26 8.4 -24.8 10 736 2743 165 19 -4.9 18.4 | 172 13 -1.7 12.9 11 700 3166 170 12 -2.1 11.8 | 190 6 1.1 6.3 12 659 3658 170 2 -0.3 2.0 | 321 5 2.9 -3.5 13 612 4267 240 3 2.6 1.5 | 305 7 5.8 -4.0 14 568 4877 280 2 2.0 -0.3 | 318 8 5.2 -5.8 15 500 5910 0 0 -0.0 -0.0 | 330 6 3.2 -5.5 16 488 6096 30 4 -2.0 -3.5 | 352 9 1.2 -9.0 17 401 7620 225 2 1.4 1.4 | 311 6 4.6 -4.1 18 400 7630 225 2 1.4 1.4 | 311 6 4.6 -4.1 19 325 9144 45 6 -4.2 -4.2 | 6 10 -1.0 -9.7 20 300 9740 65 10 -9.1 -4.2 | 31 11 -5.8 -9.7 21 263 10668 50 16 -12.3 -10.3 | 30 18 -9.0 -15.8 22 250 11010 60 13 -11.3 -6.5 | 34 14 -8.0 -12.0 23 209 12192 50 15 -11.5 -9.6 | 29 17 -8.3 -15.1 24 200 12490 60 12 -10.4 -6.0 | 32 14 -7.2 -11.5 25 164 13716 340 2 0.7 -1.9 | 332 8 3.9 -7.4 26 150 14280 305 7 5.7 -4.0 | 317 13 8.9 -9.5 27 127 15240 315 8 5.7 -5.7 | 321 14 8.9 -11.2 28 103 16459 190 6 1.0 5.9 | 264 4 4.3 0.4 29 100 16630 185 4 0.3 4.0 | 293 4 3.6 -1.5 30 81 17792 45 7 -4.9 -4.9 | 9 11 -1.7 -10.4 31 74 18288 90 7 -7.0 0.0 | 35 7 -3.8 -5.5 32 70 18600 80 21 -20.7 -3.6 | 62 20 -17.5 -9.1 33 57 19812 85 8 -8.0 -0.7 | 38 8 -4.8 -6.2 34 50 20570 95 13 -13.0 1.1 | 66 11 -9.7 -4.4 35 44 21336 65 5 -4.5 -2.1 | 10 8 -1.3 -7.6 36 34 22860 80 19 -18.7 -3.3 | 60 18 -15.5 -8.8 37 30 23710 90 18 -18.0 0.0 | 70 16 -14.8 -5.5 Wind Parameters Mean winds (0-6000m): 119.7 at 8.5 knts Storm direction: 149.7 at 6.4 knts Shear (0-3000m) pos: 8.0 neg: 9.1 tot: 17.0 10-3/s Storm rel Dir Shear (0-3000m): -137.2 deg Storm rel helicity (0-3000m) pos: 961.9 neg: -461.5 tot: 500.3 m^2/s^2 ave: 166.8 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 50.6 stream: 2.2 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 0.84 Bulk Shear: 25.85 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 51 15 29 17| 44.3 0.0 44.3|134.5 -32.4 102.1 204.1 0.32| 53.4 17.3 1000 92 24 77 21| 22.1 19.2 41.3|922.3-183.7 738.6 738.6 0.31| 98.5 30.8 1500 97 17 76 15| 14.8 16.0 30.8|926.9-184.6 742.3 494.9 0.28| 71.6 20.3 2000 94 14 67 12| 12.0 12.0 24.0|936.0-184.6 751.4 375.7 0.29| 56.0 16.3 2500 82 14 56 13| 9.6 12.8 22.4|955.6-435.7 519.9 208.0 0.06| 57.6 3.6 3000 106 15 82 11| 8.0 9.1 17.0|961.9-461.5 500.3 166.8 0.04| 50.6 2.2 4000 118 12 90 7| 6.4 6.8 13.2|967.1-463.2 503.9 126.0 0.06| 39.5 2.3 5000 121 10 87 5| 5.4 5.4 10.9|972.8-463.2 509.6 101.9 0.07| 31.9 2.2 6000 120 8 73 4| 4.8 4.5 9.4|980.4-465.0 515.4 85.9 0.08| 27.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251201.00.gif