UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 7 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 150 10 1 SFC 995 194 24.8 13.8 50 11.0 17.7 10 1 298.4 300.2 291.0 327.6 10.01 2 953 567 19.6 10.6 56 9.0 14.1 94 9 296.8 298.3 289.2 321.4 8.44 3 934 740 21.6 9.6 46 12.0 14.3 92 8 300.6 302.0 290.1 324.4 8.05 4 925 824 20.8 9.8 49 11.0 14.0 90 8 300.6 302.1 290.3 324.9 8.24 5 850 1548 15.8 7.8 59 8.0 11.0 35 9 302.7 304.1 290.6 326.1 7.83 6 834 1709 14.8 6.8 59 8.0 10.1 24 12 303.3 304.7 290.5 325.6 7.45 7 802 2040 15.2 1.2 39 14.0 7.6 8 13 307.1 308.1 289.7 323.1 5.21 8 795 2114 14.8 -0.2 36 15.0 6.9 6 13 307.5 308.4 289.4 322.1 4.74 9 728 2852 9.8 -3.2 40 13.0 3.4 338 4 309.8 310.6 289.6 322.8 4.15 10 711 3049 12.2 -15.8 13 28.0 1.1 324 3 314.6 314.9 288.7 319.8 1.57 11 709 3073 12.2 -15.8 13 28.0 1.1 322 3 314.8 315.1 288.8 320.1 1.57 12 700 3180 11.8 -17.2 12 29.0 0.5 315 2 315.6 315.8 288.8 320.3 1.42 13 698 3204 11.8 -17.2 12 29.0 0.5 314 2 315.8 316.1 288.9 320.6 1.42 14 651 3783 7.4 -7.6 34 15.0 0.4 311 4 317.2 317.8 291.2 328.0 3.31 15 642 3897 6.6 -9.4 31 16.0 -0.6 328 4 317.6 318.1 290.9 327.1 2.92 16 629 4065 6.6 -19.4 14 26.0 -2.9 353 6 319.4 319.7 289.9 323.9 1.31 17 621 4170 6.4 -18.6 15 25.0 -2.9 8 6 320.4 320.6 290.3 325.2 1.42 18 550 5153 -1.1 -23.1 17 22.0 -8.1 39 8 322.8 323.0 290.7 326.6 1.08 19 524 5538 -3.1 -25.1 16 22.0 -9.7 37 9 324.9 325.1 291.2 328.2 0.95 20 501 5894 -2.7 -25.7 15 23.0 -9.8 35 10 329.6 329.7 292.5 333.0 0.94 21 500 5910 -2.9 -24.9 16 22.0 -9.8 35 10 329.5 329.7 292.6 333.1 1.01 22 400 7630 -14.9 -37.9 12 23.0 -19.4 350 6 335.6 335.7 293.6 337.0 0.36 23 329 9078 -25.5 -47.5 11 22.0 -28.1 222 4 340.3 340.4 294.6 341.0 0.16 24 300 9740 -31.3 -47.3 19 16.0 -32.9 295 6 341.3 341.3 294.8 342.0 0.18 25 250 11000 -41.7 -54.7 23 13.0 -42.4 270 8 344.1 344.1 295.4 344.5 0.09 26 200 12480 -53.9 -62.9 32 9.0 -54.1 255 13 347.4 347.4 296.1 347.6 0.04 27 185 12974 -58.5 -64.5 46 6.0 -58.6 234 16 347.8 347.8 296.2 347.9 0.04 28 150 14260 -68.5 -74.5 42 6.0 -68.5 205 21 352.1 352.1 297.1 352.1 0.01 29 104 16373 -84.3 -87.6 56 3.3 -84.3 190 20 360.8 360.8 298.8 360.8 0.00 30 100 16590 -83.7 -87.4 52 3.7 -83.7 185 16 366.0 366.0 299.8 366.0 0.00 31 79 17904 -83.5 -86.4 60 2.9 -83.5 80 9 392.0 392.0 304.0 392.0 0.00 32 70 18580 -82.5 -86.1 54 3.6 -82.5 75 10 407.9 407.9 306.2 407.9 0.00 33 68 18742 -82.3 -86.0 53 3.7 -82.3 74 11 411.7 411.7 306.7 411.7 0.00 34 55 19973 -67.1 -77.1 23 10.0 -67.2 70 15 472.3 472.3 312.8 472.4 0.02 35 54 20084 -66.5 -76.5 23 10.0 -66.7 73 15 476.2 476.2 313.1 476.3 0.02 36 50 20550 -65.5 -75.5 24 10.0 -65.7 85 13 489.1 489.1 314.2 489.3 0.03 37 46 21056 -66.5 -77.5 20 11.0 -66.7 102 13 498.5 498.5 314.8 498.7 0.02 38 30 23687 -59.5 -74.5 13 15.0 -60.4 582.4 582.5 319.8 582.8 0.05 TRP 104 16373 -84.3 -87.6 56 3.3 -84.3 190 20 360.8 360.8 298.8 360.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 560.41 mb = 5008.84 m = 16433.00 ft Wetbulb zero: 647.44 mb = 3827.75 m = 12558.10 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 31.98 % Est. max temperature: 29.30 C = 84.74 F Sfc-Lift cond lev (LCL): 846.58 mb = 1582.17 m = 5190.79 ft T: 15.59 C 700-500 lapse rate: 5.38 C/km ThetaE index: 6.21 C Layer 953.0- 934.0 mb Conv cond level (CCL): 597.98 mb = 4475.93 m = 14684.63 ft Mean mixing ratio: 8.61 g/kg Conv temperature: 47.52 C = 117.54 F Cap Strength: 11.23 C Lifted Index: 11.14 C Risk: None Lifted Index @300 mb: 12.63 C Lifted Index @700 mb: 9.58 C Showalter Index: 10.26 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 18.70 C Cross Totals Index: 10.70 C K Index: -2.50 Risk: None Sweat Index: 121.60 Risk: None Energy Index: 1.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.42 J/kg Max Up Vert Vel: 6.55 m/s Conv Inhibition (B-): 21123.50 J/kg Cap Strength: 10.13 C Lift Cond Lev (LCL): 809.91 mb = 1957.10 m = 6420.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 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 ---------------------------------------------------------- 0 995 194 10 1 -0.2 -1.0 | 246 5 4.6 2.1 1 982 305 85 12 -12.0 -1.0 | 105 7 -7.2 2.0 2 948 610 95 8 -8.0 0.7 | 139 5 -3.2 3.7 3 925 824 90 8 -8.0 0.0 | 133 4 -3.3 3.0 4 915 914 45 5 -3.5 -3.5 | 292 1 1.2 -0.5 5 883 1219 25 8 -3.4 -7.3 | 342 4 1.4 -4.2 6 850 1548 35 9 -5.2 -7.4 | 6 4 -0.4 -4.3 7 822 1829 15 14 -3.6 -13.5 | 354 11 1.1 -10.5 8 793 2134 5 13 -1.1 -13.0 | 340 11 3.6 -9.9 9 765 2438 360 9 -0.0 -9.0 | 322 8 4.7 -6.0 10 737 2743 345 5 1.3 -4.8 | 286 6 6.0 -1.8 11 700 3180 315 2 1.4 -1.4 | 255 6 6.1 1.6 12 660 3658 295 3 2.7 -1.3 | 257 8 7.5 1.8 13 612 4267 25 7 -3.0 -6.3 | 332 4 1.8 -3.3 14 568 4877 40 7 -4.5 -5.4 | 354 2 0.2 -2.3 15 500 5910 35 10 -5.7 -8.2 | 11 5 -1.0 -5.1 16 488 6096 25 9 -3.8 -8.2 | 350 5 0.9 -5.1 17 401 7620 350 6 1.0 -5.9 | 296 6 5.8 -2.9 18 400 7630 350 6 1.0 -5.9 | 296 6 5.8 -2.9 19 325 9144 215 4 2.3 3.3 | 228 9 7.0 6.3 20 300 9740 295 6 5.4 -2.5 | 267 10 10.2 0.5 21 262 10668 255 7 6.8 1.8 | 247 12 11.5 4.9 22 250 11000 270 8 8.0 -0.0 | 257 13 12.7 3.0 23 209 12192 265 13 13.0 1.1 | 257 18 17.7 4.2 24 200 12480 255 13 12.6 3.4 | 250 18 17.3 6.4 25 164 13716 200 21 7.2 19.7 | 208 26 11.9 22.8 26 150 14260 205 21 8.9 19.0 | 212 26 13.6 22.1 27 127 15240 205 20 8.5 18.1 | 212 25 13.2 21.2 28 104 16373 190 20 3.5 19.7 | 200 24 8.2 22.7 29 102 16459 190 20 3.5 19.7 | 200 24 8.2 22.7 30 100 16590 185 16 1.4 15.9 | 198 20 6.1 19.0 31 74 18288 50 7 -5.4 -4.5 | 23 2 -0.6 -1.5 32 70 18580 75 10 -9.7 -2.6 | 95 5 -4.9 0.5 33 57 19812 65 16 -14.5 -6.8 | 69 10 -9.8 -3.7 34 50 20550 85 13 -13.0 -1.1 | 103 8 -8.2 1.9 35 42 21336 120 14 -12.1 7.0 | 144 12 -7.4 10.0 36 30 22860 105 14 -13.5 3.6 | 127 11 -8.8 6.7 Wind Parameters Mean winds (0-6000m): 27.2 at 7.5 knts Storm direction: 57.2 at 5.6 knts Shear (0-3000m) pos: 1.4 neg: 1.6 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 9.6 deg Storm rel helicity (0-3000m) pos: 9.1 neg: -35.2 tot: -26.1 m^2/s^2 ave: -8.7 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 9.2 stream: -5.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.28 Bulk Shear: 9.40 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 88 9 124 5| 8.2 0.0 8.2| 6.6 -4.1 2.5 5.1 -0.52| 20.0-10.3 1000 76 8 112 3| 4.1 4.4 8.5| 7.1 -4.5 2.6 2.6 -0.51| 16.2 -8.3 1500 58 8 61 3| 2.7 3.9 6.6| 9.1 -5.2 3.9 2.6 -0.41| 12.4 -5.1 2000 41 9 19 4| 2.0 3.7 5.8| 9.1 -16.2 -7.0 -3.5 -0.45| 10.9 -4.9 2500 32 9 3 5| 1.6 2.3 3.9| 9.1 -28.1 -19.0 -7.6 -0.50| 10.2 -5.1 3000 28 8 350 4| 1.4 1.6 3.0| 9.1 -35.2 -26.1 -8.7 -0.54| 9.2 -5.0 4000 22 7 330 4| 1.6 1.4 3.0| 20.7 -35.2 -14.5 -3.6 -0.36| 8.0 -2.9 5000 25 7 334 4| 1.6 1.1 2.8| 23.2 -35.2 -12.0 -2.4 -0.29| 6.8 -2.0 6000 27 8 340 4| 1.4 1.1 2.5| 23.7 -38.4 -14.7 -2.4 -0.30| 6.1 -1.8 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251207.00.gif