UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 8 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 158 30 2 SFC 996 193 21.0 18.4 85 2.6 19.2 30 2 294.5 296.9 292.6 333.1 13.49 2 995 201 20.8 13.8 64 7.0 16.4 31 3 294.4 296.2 289.7 323.1 10.01 3 925 829 17.4 8.4 55 9.0 12.1 70 23 297.1 298.5 288.4 319.0 7.49 4 861 1438 14.4 4.4 51 10.0 8.9 52 14 300.1 301.2 288.2 318.3 6.09 5 850 1547 13.8 3.8 51 10.0 8.3 50 14 300.6 301.7 288.2 318.3 5.92 6 796 2097 11.0 4.0 62 7.0 7.1 358 14 303.3 304.5 289.5 322.6 6.41 7 738 2721 4.8 0.8 75 4.0 2.7 28 12 303.2 304.2 288.7 319.8 5.50 8 737 2732 4.8 0.6 74 4.2 2.7 29 12 303.3 304.3 288.6 319.7 5.43 9 730 2811 13.2 -21.8 7 35.0 0.8 31 11 313.3 313.5 287.6 316.4 0.91 10 707 3080 13.6 -29.4 3 43.0 0.2 34 9 316.6 316.7 288.2 318.3 0.47 11 700 3164 13.4 -28.6 4 42.0 0.1 35 8 317.3 317.4 288.5 319.2 0.52 12 695 3224 13.2 -26.8 5 40.0 0.1 36 8 317.8 317.9 288.7 319.9 0.61 13 581 4699 2.4 -29.6 7 32.0 -6.7 74 9 321.8 322.0 289.9 323.9 0.57 14 545 5214 0.8 -27.2 10 28.0 -7.6 83 9 325.9 326.0 291.3 328.6 0.75 15 500 5900 -3.7 -26.7 15 23.0 -10.5 80 9 328.5 328.7 292.2 331.6 0.86 16 477 6270 -6.5 -26.5 19 20.0 -12.2 53 11 329.5 329.7 292.5 332.8 0.92 17 466 6452 -6.1 -33.1 10 27.0 -12.8 57 11 332.2 332.3 292.8 334.1 0.50 18 439 6917 -8.9 -33.9 11 25.0 -14.8 66 11 334.4 334.5 293.4 336.3 0.50 19 400 7630 -14.3 -41.3 8 27.0 -19.1 80 11 336.4 336.5 293.7 337.4 0.26 20 300 9740 -31.1 -50.1 14 19.0 -32.9 110 5 341.5 341.6 294.8 342.1 0.13 21 274 10373 -36.9 -51.9 20 15.0 -38.0 103 2 342.1 342.1 295.0 342.6 0.12 22 250 11000 -41.3 -58.3 14 17.0 -42.1 265 2 344.7 344.7 295.5 344.9 0.06 23 200 12470 -53.5 -65.5 22 12.0 -53.8 185 16 348.0 348.1 296.2 348.2 0.03 24 191 12765 -55.9 -67.9 21 12.0 -56.1 191 19 348.8 348.8 296.4 348.9 0.02 25 153 14141 -67.9 -72.9 49 5.0 -67.9 195 25 351.1 351.1 296.9 351.2 0.01 26 150 14260 -68.7 -73.7 48 5.0 -68.7 190 24 351.7 351.7 297.0 351.8 0.01 27 125 15330 -75.5 -84.5 23 9.0 -75.5 170 34 358.2 358.2 298.4 358.3 0.00 28 100 16590 -84.3 -88.8 45 4.5 -84.3 160 14 364.9 364.9 299.6 364.9 0.00 29 98 16701 -85.7 -90.1 45 4.4 -85.7 145 13 364.2 364.2 299.5 364.3 0.00 30 97 16758 -85.5 -90.0 44 4.5 -85.5 142 13 365.7 365.7 299.8 365.7 0.00 31 94 16932 -81.9 -87.9 35 6.0 -81.9 135 13 376.1 376.1 301.6 376.1 0.00 32 90 17175 -82.5 -90.5 24 8.0 -82.5 124 12 379.6 379.6 302.2 379.6 0.00 33 74 18277 -79.7 -85.7 36 6.0 -79.7 75 11 407.4 407.4 306.2 407.4 0.00 34 71 18510 -81.3 -86.3 42 5.0 -81.3 112 11 408.8 408.8 306.3 408.8 0.00 35 70 18590 -81.7 -87.7 35 6.0 -81.7 125 11 409.6 409.6 306.5 409.6 0.00 36 63 19187 -78.9 -85.9 31 7.0 -78.9 120 9 428.3 428.3 308.6 428.3 0.00 37 59 19565 -75.5 -84.5 23 9.0 -75.6 117 9 444.1 444.1 310.3 444.1 0.01 38 56 19876 -65.3 -80.3 11 15.0 -65.5 109 9 474.0 474.0 313.0 474.1 0.01 39 56 19876 -64.9 -79.9 11 15.0 -65.1 109 9 474.9 474.9 313.1 475.0 0.01 40 54 20099 -63.9 -78.9 11 15.0 -64.2 95 11 482.2 482.2 313.6 482.3 0.01 41 50 20570 -65.1 -79.1 13 14.0 -65.4 65 16 490.1 490.1 314.2 490.2 0.02 42 43 21491 -62.7 -79.7 8 17.0 -63.1 88 17 517.6 517.6 316.1 517.7 0.02 43 30 23710 -61.7 -79.7 7 18.0 -62.4 60 20 576.4 576.4 319.5 576.6 0.02 44 27 24368 -58.3 -77.3 7 19.0 -59.5 57 21 603.6 603.6 320.8 603.9 0.04 TRP 98 16701 -85.7 -90.1 45 4.4 -85.7 145 13 364.2 364.2 299.5 364.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5742.00 m Freezing level: 537.00 mb = 5335.93 m = 17506.12 ft Wetbulb zero: 693.67 mb = 3239.89 m = 10629.42 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 30.80 % Est. max temperature: 27.30 C = 81.14 F Sfc-Lift cond lev (LCL): 958.78 mb = 520.44 m = 1707.48 ft T: 19.07 C 700-500 lapse rate: 6.25 C/km ThetaE index: 14.80 C Layer 995.0- 796.0 mb Conv cond level (CCL): 757.71 mb = 2503.68 m = 8214.06 ft Mean mixing ratio: 8.30 g/kg Conv temperature: 29.75 C = 85.54 F Cap Strength: 12.89 C Lifted Index: 12.45 C Risk: None Lifted Index @300 mb: 15.46 C Lifted Index @700 mb: 12.79 C Showalter Index: 13.68 C Risk: None Total Totals Index: 25.00 C Risk: None Vertical Totals Index: 17.50 C Cross Totals Index: 7.50 C K Index: -20.70 Risk: None Sweat Index: 82.60 Risk: None Energy Index: 2.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.34 J/kg Max Up Vert Vel: 5.17 m/s Conv Inhibition (B-): 25540.21 J/kg Cap Strength: 12.88 C Lift Cond Lev (LCL): 836.30 mb = 1683.14 m = 5522.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 78 at 9 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 ---------------------------------------------------------- 0 996 193 30 2 -1.0 -1.7 | 270 8 7.6 0.0 1 983 305 45 9 -6.4 -6.4 | 334 5 2.3 -4.6 2 949 610 70 22 -20.7 -7.5 | 64 13 -12.0 -5.8 3 925 829 70 23 -21.6 -7.9 | 65 14 -13.0 -6.1 4 916 914 60 18 -15.6 -9.0 | 44 10 -6.9 -7.2 5 883 1219 55 15 -12.3 -8.6 | 28 8 -3.6 -6.8 6 850 1547 50 14 -10.7 -9.0 | 16 8 -2.1 -7.2 7 822 1829 20 15 -5.1 -14.1 | 344 13 3.5 -12.3 8 792 2134 355 14 1.2 -13.9 | 321 16 9.9 -12.2 9 764 2438 360 15 -0.0 -15.0 | 327 16 8.6 -13.2 10 736 2743 30 12 -6.0 -10.4 | 343 9 2.6 -8.6 11 700 3164 35 8 -4.6 -6.6 | 320 6 4.1 -4.8 12 659 3658 40 11 -7.1 -8.4 | 347 7 1.6 -6.7 13 611 4267 50 8 -6.1 -5.1 | 323 4 2.5 -3.4 14 567 4877 85 9 -9.0 -0.8 | 162 1 -0.3 1.0 15 500 5900 80 9 -8.9 -1.6 | 133 0 -0.2 0.2 16 488 6096 50 11 -8.4 -7.1 | 358 5 0.2 -5.3 17 401 7620 80 11 -10.8 -1.9 | 86 2 -2.2 -0.1 18 400 7630 80 11 -10.8 -1.9 | 86 2 -2.2 -0.1 19 325 9144 50 8 -6.1 -5.1 | 323 4 2.5 -3.4 20 300 9740 110 5 -4.7 1.7 | 229 5 3.9 3.5 21 262 10668 100 1 -1.0 0.2 | 256 8 7.7 1.9 22 250 11000 265 2 2.0 0.2 | 260 11 10.6 1.9 23 209 12192 190 12 2.1 11.8 | 218 17 10.7 13.6 24 200 12470 185 16 1.4 15.9 | 210 20 10.0 17.7 25 164 13716 210 27 13.5 23.4 | 221 34 22.1 25.1 26 150 14260 190 24 4.2 23.6 | 207 28 12.8 25.4 27 126 15240 170 35 -6.1 34.5 | 184 36 2.6 36.2 28 102 16459 170 16 -2.8 15.8 | 199 18 5.9 17.5 29 100 16590 160 14 -4.8 13.2 | 195 15 3.9 14.9 30 98 16701 145 13 -7.5 10.6 | 185 12 1.2 12.4 31 74 18288 75 11 -10.6 -2.8 | 61 2 -2.0 -1.1 32 70 18590 125 11 -9.0 6.3 | 177 8 -0.4 8.1 33 57 19812 115 8 -7.3 3.4 | 195 5 1.4 5.1 34 50 20570 65 16 -14.5 -6.8 | 49 8 -5.9 -5.0 35 44 21336 90 17 -17.0 0.0 | 102 9 -8.4 1.8 36 34 22860 75 14 -13.5 -3.6 | 69 5 -4.9 -1.9 37 30 23710 60 20 -17.3 -10.0 | 46 12 -8.7 -8.2 38 25 24384 55 22 -18.0 -12.6 | 41 14 -9.4 -10.9 Wind Parameters Mean winds (0-6000m): 48.5 at 11.8 knts Storm direction: 78.5 at 8.8 knts Shear (0-3000m) pos: 4.4 neg: 3.9 tot: 8.4 10-3/s Storm rel Dir Shear (0-3000m): 51.6 deg Storm rel helicity (0-3000m) pos: 51.0 neg: -62.5 tot: -11.4 m^2/s^2 ave: -3.8 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.80 Bulk Shear: 2.30 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 63 14 41 6| 21.5 0.0 21.5| 34.4 0.0 34.4 68.8 0.84| 23.4 19.7 1000 63 17 47 8| 10.7 4.4 15.1| 34.6 -18.9 15.7 15.7 0.39| 16.6 6.5 1500 59 16 38 8| 7.2 4.6 11.8| 34.6 -29.2 5.4 3.6 0.21| 13.0 2.7 2000 49 16 19 9| 5.4 5.9 11.3| 34.6 -57.6 -23.1 -11.5 -0.00| 12.3 -0.1 2500 40 15 7 10| 5.5 4.7 10.2| 50.8 -57.6 -6.8 -2.7 0.08| 11.4 0.9 3000 39 14 3 9| 4.4 3.9 8.4| 51.0 -62.5 -11.4 -3.8 0.03| 10.4 0.3 4000 39 13 358 8| 3.5 3.0 6.5| 55.8 -64.8 -9.0 -2.2 0.04| 8.5 0.4 5000 44 12 359 7| 3.2 2.4 5.5| 56.1 -65.2 -9.0 -1.8 0.02| 7.5 0.2 6000 48 12 2 6| 2.6 2.2 4.8| 56.4 -66.0 -9.6 -1.6 -0.02| 6.8 -0.2 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251208.00.gif