UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 9 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 148 300 1 SFC 994 200 22.4 10.4 47 12.0 15.1 300 1 296.1 297.5 288.5 319.2 7.98 2 975 367 20.0 7.0 43 13.0 12.6 20 10 295.3 296.4 286.8 314.1 6.45 3 939 690 19.8 6.8 43 13.0 12.3 40 12 298.3 299.5 288.0 317.7 6.61 4 925 819 19.0 6.0 43 13.0 11.6 40 12 298.7 299.9 287.9 317.5 6.34 5 850 1537 12.6 2.6 50 10.0 7.3 45 13 299.3 300.3 287.2 315.5 5.43 6 779 2260 6.2 0.2 65 6.0 3.2 128 4 300.0 300.9 287.1 315.0 4.98 7 778 2270 6.2 0.2 65 6.0 3.2 133 4 300.1 301.1 287.1 315.1 4.99 8 752 2551 9.6 -1.4 46 11.0 4.0 276 2 306.8 307.6 289.0 320.9 4.59 9 746 2617 9.8 -4.2 37 14.0 3.1 311 2 307.7 308.4 288.5 319.4 3.75 10 738 2707 13.2 -19.8 8 33.0 1.1 358 1 312.3 312.5 287.4 316.0 1.08 11 737 2718 13.2 -19.8 8 33.0 1.1 4 1 312.5 312.7 287.5 316.1 1.08 12 721 2903 13.6 -19.4 8 33.0 1.3 59 1 314.9 315.1 288.3 318.7 1.14 13 700 3151 12.6 -20.4 8 33.0 0.5 125 2 316.4 316.6 288.8 320.1 1.08 14 588 4590 5.4 -27.6 7 33.0 -4.8 140 7 324.2 324.4 290.7 326.7 0.67 15 500 5890 -3.5 -30.5 10 27.0 -10.8 130 12 328.8 328.9 292.0 331.0 0.60 16 400 7620 -15.1 -39.1 11 24.0 -19.6 110 15 335.4 335.4 293.4 336.6 0.32 17 366 8283 -19.7 -44.7 9 25.0 -23.4 119 15 337.9 337.9 294.0 338.6 0.19 18 300 9720 -31.1 -51.1 12 20.0 -32.9 145 19 341.5 341.6 294.8 342.0 0.12 19 259 10748 -39.5 -49.5 34 10.0 -40.2 163 13 343.8 343.9 295.4 344.5 0.16 20 250 10990 -40.7 -52.7 26 12.0 -41.5 155 10 345.6 345.6 295.7 346.0 0.12 21 215 11999 -48.5 -60.5 24 12.0 -48.9 184 13 348.7 348.7 296.4 348.9 0.05 22 200 12470 -52.7 -58.7 48 6.0 -52.9 200 15 349.3 349.3 296.5 349.6 0.07 23 182 13071 -57.7 -62.7 53 5.0 -57.8 198 18 350.7 350.7 296.8 350.9 0.05 24 150 14260 -68.5 -73.5 48 5.0 -68.5 200 18 352.1 352.1 297.1 352.1 0.01 25 149 14300 -69.1 -74.1 48 5.0 -69.1 199 18 351.7 351.7 297.0 351.8 0.01 26 127 15238 -76.5 -81.5 45 5.0 -76.5 176 24 354.8 354.8 297.7 354.8 0.00 27 120 15563 -78.5 -83.5 44 5.0 -78.5 151 19 357.0 357.0 298.1 357.0 0.00 28 117 15707 -77.9 -82.9 44 5.0 -77.9 140 17 360.7 360.7 298.8 360.7 0.00 29 100 16590 -84.7 -87.3 63 2.6 -84.7 95 7 364.1 364.1 299.5 364.1 0.00 30 98 16701 -85.3 -87.9 63 2.6 -85.3 100 8 365.0 365.0 299.7 365.0 0.00 31 95 16872 -85.3 -88.5 56 3.2 -85.3 104 9 368.3 368.3 300.2 368.3 0.00 32 93 16990 -83.1 -87.9 43 4.8 -83.1 107 10 374.9 374.9 301.4 374.9 0.00 33 92 17050 -82.1 -86.4 48 4.3 -82.1 109 10 378.0 378.0 301.9 378.0 0.00 34 80 17827 -84.3 -87.3 59 3.0 -84.3 129 15 388.9 388.9 303.6 388.9 0.00 35 78 17967 -84.9 -88.8 50 3.9 -84.9 132 16 390.5 390.5 303.9 390.5 0.00 36 74 18262 -78.9 -83.9 44 5.0 -78.9 140 18 409.0 409.0 306.4 409.1 0.00 37 72 18418 -77.5 -83.5 37 6.0 -77.5 131 12 415.2 415.2 307.2 415.2 0.01 38 70 18580 -76.5 -82.5 38 6.0 -76.5 120 6 420.7 420.7 307.8 420.8 0.01 39 67 18833 -74.3 -81.3 33 7.0 -74.3 111 6 430.8 430.8 308.9 430.8 0.01 40 56 19874 -75.5 -82.5 33 7.0 -75.6 72 8 450.7 450.7 310.9 450.8 0.01 41 50 20540 -69.1 -79.1 22 10.0 -69.2 40 11 480.7 480.7 313.5 480.7 0.02 42 42 21596 -63.7 -76.7 15 13.0 -64.1 518.6 518.6 316.2 518.8 0.03 43 35 22725 -59.7 -74.7 12 15.0 -60.4 556.8 556.8 318.5 557.1 0.04 TRP 98 16701 -85.3 -87.9 63 2.6 -85.3 100 8 365.0 365.0 299.7 365.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5742.00 m Freezing level: 534.61 mb = 5378.75 m = 17646.59 ft Wetbulb zero: 689.74 mb = 3272.88 m = 10737.66 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 25.99 % Est. max temperature: 25.74 C = 78.34 F Sfc-Lift cond lev (LCL): 832.37 mb = 1710.69 m = 5612.43 ft T: 11.06 C 700-500 lapse rate: 5.88 C/km ThetaE index: 5.18 C Layer 975.0- 939.0 mb Conv cond level (CCL): 515.64 mb = 5643.00 m = 18513.55 ft Mean mixing ratio: 6.53 g/kg Conv temperature: 54.22 C = 129.60 F Cap Strength: 14.99 C Lifted Index: 14.76 C Risk: None Lifted Index @300 mb: 18.04 C Lifted Index @700 mb: 13.63 C Showalter Index: 15.46 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 16.10 C Cross Totals Index: 6.10 C K Index: -14.30 Risk: None Sweat Index: 69.20 Risk: None Energy Index: 3.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.79 J/kg Max Up Vert Vel: 5.97 m/s Conv Inhibition (B-): 24569.64 J/kg Cap Strength: 14.96 C Lift Cond Lev (LCL): 780.21 mb = 2246.97 m = 7371.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 124 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 ---------------------------------------------------------- 0 994 200 300 1 0.9 -0.5 | 303 7 5.9 -3.9 1 982 305 15 10 -2.6 -9.7 | 349 13 2.4 -13.1 2 948 610 40 12 -7.7 -9.2 | 12 13 -2.7 -12.6 3 925 819 40 12 -7.7 -9.2 | 12 13 -2.7 -12.6 4 915 914 45 12 -8.5 -8.5 | 16 12 -3.5 -11.9 5 882 1219 50 14 -10.7 -9.0 | 25 14 -5.7 -12.4 6 850 1537 45 13 -9.2 -9.2 | 18 13 -4.2 -12.6 7 821 1829 55 11 -9.0 -6.3 | 22 10 -4.0 -9.7 8 791 2134 65 4 -3.6 -1.7 | 345 5 1.4 -5.1 9 763 2438 215 3 1.7 2.5 | 278 7 6.7 -0.9 10 735 2743 15 1 -0.3 -1.0 | 312 6 4.8 -4.4 11 700 3151 125 2 -1.6 1.1 | 304 4 3.4 -2.2 12 658 3658 155 6 -2.5 5.4 | 230 3 2.5 2.0 13 610 4267 160 7 -2.4 6.6 | 219 4 2.6 3.2 14 566 4877 120 8 -6.9 4.0 | 108 2 -1.9 0.6 15 500 5890 130 12 -9.2 7.7 | 136 6 -4.2 4.3 16 487 6096 115 13 -11.8 5.5 | 107 7 -6.8 2.1 17 400 7620 110 15 -14.1 5.1 | 101 9 -9.1 1.7 18 400 7620 110 15 -14.1 5.1 | 101 9 -9.1 1.7 19 325 9144 130 15 -11.5 9.6 | 134 9 -6.5 6.2 20 300 9720 145 19 -10.9 15.6 | 154 14 -5.9 12.2 21 262 10668 165 14 -3.6 13.5 | 188 10 1.4 10.1 22 250 10990 155 10 -4.2 9.1 | 188 6 0.8 5.7 23 209 12192 190 14 2.4 13.8 | 216 13 7.4 10.4 24 200 12470 200 15 5.1 14.1 | 223 15 10.1 10.7 25 164 13716 195 21 5.4 20.3 | 212 20 10.5 16.9 26 150 14260 200 18 6.2 16.9 | 220 18 11.2 13.5 27 126 15240 175 24 -2.1 23.9 | 188 21 2.9 20.5 28 102 16459 80 5 -4.9 -0.9 | 359 4 0.1 -4.3 29 100 16590 95 7 -7.0 0.6 | 35 3 -2.0 -2.8 30 98 16701 100 8 -7.9 1.4 | 55 3 -2.9 -2.0 31 74 18288 140 18 -11.6 13.8 | 148 12 -6.6 10.4 32 70 18580 120 6 -5.2 3.0 | 25 0 -0.2 -0.4 33 57 19812 75 8 -7.7 -2.1 | 26 6 -2.7 -5.5 34 50 20540 40 11 -7.1 -8.4 | 10 12 -2.1 -11.8 35 42 21336 60 14 -12.1 -7.0 | 34 13 -7.1 -10.4 Wind Parameters Mean winds (0-6000m): 94.1 at 8.1 knts Storm direction: 124.1 at 6.1 knts Shear (0-3000m) pos: 1.3 neg: 0.7 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -1.9 deg Storm rel helicity (0-3000m) pos: 58.7 neg: -16.7 tot: 42.0 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.38 Bulk Shear: 12.87 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 29 10 359 12| 12.6 0.0 12.6| 37.0 0.0 37.0 74.0 0.86| 16.1 13.8 1000 38 11 9 12| 7.3 0.0 7.3| 46.2 0.0 46.2 46.2 0.86| 9.6 8.3 1500 42 12 13 13| 4.2 0.0 4.2| 47.5 -4.3 43.2 28.8 0.71| 7.4 5.3 2000 45 11 13 11| 1.2 0.0 1.2| 48.2 -12.7 35.5 17.8 0.33| 8.2 2.7 2500 45 9 9 10| 1.0 0.9 1.9| 57.7 -15.4 42.4 17.0 0.27| 9.1 2.5 3000 46 8 5 9| 1.3 0.7 2.0| 58.7 -16.7 42.0 14.0 0.24| 8.2 2.0 4000 61 7 11 7| 1.5 0.6 2.0| 58.7 -19.6 39.0 9.8 0.14| 6.8 1.0 5000 79 7 25 5| 1.2 0.4 1.5| 59.1 -22.6 36.5 7.3 0.06| 6.1 0.4 6000 94 8 47 4| 1.2 0.6 1.7| 60.2 -28.0 32.2 5.4 0.02| 5.7 0.1 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251209.00.gif