UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 5 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 155 30 1 SFC 995 199 24.2 14.2 54 10.0 17.7 30 1 297.8 299.6 291.0 327.7 10.28 2 940 696 23.2 12.2 50 11.0 16.1 58 15 301.6 303.4 291.7 329.9 9.54 3 925 836 22.0 12.0 53 10.0 15.6 55 16 301.8 303.6 291.7 330.1 9.56 4 866 1404 17.0 10.0 63 7.0 12.7 83 14 302.3 304.0 291.4 328.9 8.93 5 850 1563 16.8 9.8 63 7.0 12.4 90 14 303.7 305.4 291.9 330.6 8.98 6 718 2984 9.0 4.0 71 5.0 6.1 105 11 310.2 311.5 292.3 332.1 7.12 7 706 3123 8.4 3.4 71 5.0 5.6 105 11 311.0 312.3 292.4 332.5 6.94 8 700 3194 8.2 2.2 66 6.0 4.9 105 11 311.6 312.8 292.1 331.5 6.42 9 674 3507 8.6 -0.4 53 9.0 3.8 92 7 315.4 316.5 292.5 332.9 5.52 10 623 4152 3.6 -3.4 60 7.0 0.1 77 6 316.9 317.8 292.3 332.2 4.78 11 600 4457 2.4 -21.6 15 24.0 -5.6 92 6 318.9 319.1 289.6 322.8 1.13 12 592 4565 1.8 -20.2 18 22.0 -5.8 103 6 319.4 319.7 289.9 323.9 1.30 13 582 4703 0.2 -5.8 64 6.0 -2.7 116 7 319.1 319.9 292.5 333.0 4.26 14 581 4716 0.2 -5.8 64 6.0 -2.7 117 7 319.3 320.1 292.6 333.1 4.27 15 533 5406 -1.9 -12.9 43 11.0 -6.4 112 4 324.7 325.3 292.7 333.7 2.66 16 532 5421 -1.9 -11.9 46 10.0 -6.1 112 4 324.9 325.5 293.0 334.6 2.89 17 500 5910 -6.7 -13.7 57 7.0 -9.4 90 1 324.9 325.4 292.7 333.8 2.65 18 483 6179 -9.1 -14.1 67 5.0 -11.0 268 1 325.1 325.7 292.8 334.1 2.66 19 482 6195 -9.3 -14.3 67 5.0 -11.2 268 1 325.1 325.6 292.8 334.0 2.62 20 462 6522 -9.1 -24.1 28 15.0 -13.6 260 3 329.3 329.5 292.7 333.5 1.18 21 445 6810 -11.5 -21.5 43 10.0 -14.6 254 4 329.8 330.1 293.2 335.3 1.54 22 400 7620 -15.9 -32.9 22 17.0 -19.6 235 8 334.3 334.4 293.4 336.6 0.60 23 381 7986 -17.3 -40.3 12 23.0 -21.3 235 9 337.2 337.2 293.9 338.3 0.30 24 334 8963 -23.3 -46.3 10 23.0 -26.3 235 11 341.9 341.9 295.0 342.6 0.18 25 300 9740 -29.9 -49.9 13 20.0 -31.9 195 11 343.2 343.3 295.2 343.8 0.13 26 250 11010 -40.7 -56.7 16 16.0 -41.6 205 15 345.6 345.6 295.7 345.9 0.07 27 201 12458 -52.5 -65.5 19 13.0 -52.8 214 24 349.1 349.1 296.5 349.3 0.03 28 200 12490 -52.7 -64.7 22 12.0 -53.0 215 24 349.3 349.3 296.5 349.5 0.03 29 169 13557 -60.1 -74.1 14 14.0 -60.3 206 20 354.2 354.2 297.5 354.3 0.01 30 166 13669 -60.7 -73.7 16 13.0 -60.9 205 19 355.1 355.1 297.7 355.1 0.01 31 150 14290 -66.5 -76.5 23 10.0 -66.5 200 17 355.5 355.5 297.8 355.6 0.01 32 129 15187 -74.7 -80.7 39 6.0 -74.7 218 11 356.5 356.5 298.0 356.5 0.00 33 109 16153 -80.7 -86.7 36 6.0 -80.7 91 8 362.8 362.8 299.2 362.8 0.00 34 106 16311 -79.5 -86.5 30 7.0 -79.5 68 7 367.9 367.9 300.2 368.0 0.00 35 100 16640 -81.5 -88.5 29 7.0 -81.5 50 9 370.3 370.3 300.6 370.3 0.00 36 91 17165 -84.5 -89.1 44 4.6 -84.5 94 11 374.4 374.4 301.4 374.4 0.00 37 87 17414 -84.9 -89.9 40 5.0 -84.9 115 12 378.5 378.5 302.0 378.5 0.00 38 73 18385 -83.5 -89.5 34 6.0 -83.5 95 10 400.9 400.9 305.3 400.9 0.00 39 70 18620 -80.3 -87.3 30 7.0 -80.3 60 13 412.6 412.6 306.8 412.6 0.00 40 63 19221 -76.9 -84.9 27 8.0 -76.9 78 14 432.7 432.7 309.1 432.7 0.00 41 57 19796 -77.1 -85.1 27 8.0 -77.1 95 14 444.8 444.8 310.4 444.8 0.00 42 54 20111 -71.9 -81.9 21 10.0 -72.0 95 14 463.7 463.7 312.1 463.8 0.01 43 50 20570 -66.9 -79.9 14 13.0 -67.1 95 14 485.8 485.8 313.9 485.9 0.01 44 48 20818 -64.9 -77.9 15 13.0 -65.2 91 13 496.3 496.3 314.7 496.4 0.02 45 36 22575 -64.3 -79.3 11 15.0 -64.7 540.4 540.4 317.5 540.6 0.02 TRP 87 17414 -84.9 -89.9 40 5.0 -84.9 115 12 378.5 378.5 302.0 378.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5755.00 m Freezing level: 576.43 mb = 4782.01 m = 15688.81 ft Wetbulb zero: 622.68 mb = 4156.18 m = 13635.58 ft Precipitable water: 1.41 inches Sfc-500 mean rel hum: 56.58 % Est. max temperature: 30.39 C = 86.70 F Sfc-Lift cond lev (LCL): 859.02 mb = 1472.91 m = 4832.34 ft T: 16.91 C 700-500 lapse rate: 5.49 C/km ThetaE index: 1.24 C Layer 866.0- 850.0 mb Conv cond level (CCL): 658.86 mb = 3693.21 m = 12116.68 ft Mean mixing ratio: 9.70 g/kg Conv temperature: 42.23 C = 108.01 F Cap Strength: 6.58 C Lifted Index: 4.88 C Risk: None Lifted Index @300 mb: 10.86 C Lifted Index @700 mb: 4.14 C Showalter Index: 4.24 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 16.50 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 146.60 Risk: None Energy Index: 0.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.53 J/kg Max Up Vert Vel: 5.75 m/s Conv Inhibition (B-): 17309.48 J/kg Cap Strength: 6.46 C Lift Cond Lev (LCL): 813.04 mb = 1937.17 m = 6355.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 121 at 7 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 ---------------------------------------------------------- 0 995 199 30 1 -0.5 -0.9 | 310 7 5.1 -4.3 1 983 305 10 12 -2.1 -11.8 | 347 16 3.5 -15.2 2 949 610 60 15 -13.0 -7.5 | 34 13 -7.4 -10.9 3 925 836 55 16 -13.1 -9.2 | 31 15 -7.5 -12.6 4 917 914 55 16 -13.1 -9.2 | 31 15 -7.5 -12.6 5 885 1219 75 15 -14.5 -3.9 | 51 12 -8.9 -7.3 6 850 1563 90 14 -14.0 0.0 | 68 9 -8.4 -3.4 7 824 1829 95 9 -9.0 0.8 | 52 4 -3.4 -2.6 8 794 2134 130 12 -9.2 7.7 | 140 6 -3.6 4.3 9 766 2438 120 10 -8.7 5.0 | 118 3 -3.1 1.6 10 739 2743 105 12 -11.6 3.1 | 87 6 -6.0 -0.3 11 700 3194 105 11 -10.6 2.8 | 84 5 -5.0 -0.5 12 661 3658 85 5 -5.0 -0.4 | 351 4 0.6 -3.8 13 613 4267 75 6 -5.8 -1.6 | 3 5 -0.2 -4.9 14 568 4877 135 7 -4.9 4.9 | 202 2 0.6 1.6 15 500 5910 90 1 -1.0 0.0 | 307 6 4.6 -3.4 16 488 6096 270 1 1.0 -0.0 | 297 7 6.6 -3.4 17 400 7620 235 8 6.6 4.6 | 264 12 12.1 1.2 18 400 7620 235 8 6.6 4.6 | 264 12 12.1 1.2 19 325 9144 235 12 9.8 6.9 | 257 16 15.4 3.5 20 300 9740 195 11 2.8 10.6 | 229 11 8.4 7.2 21 263 10668 210 13 6.5 11.3 | 237 14 12.1 7.9 22 250 11010 205 15 6.3 13.6 | 229 16 11.9 10.2 23 209 12192 210 21 10.5 18.2 | 227 22 16.1 14.8 24 200 12490 215 24 13.8 19.7 | 230 25 19.3 16.3 25 164 13716 205 19 8.0 17.2 | 225 19 13.6 13.8 26 150 14290 200 17 5.8 16.0 | 222 17 11.4 12.6 27 127 15240 220 10 6.4 7.7 | 250 13 12.0 4.3 28 103 16459 45 7 -4.9 -4.9 | 356 8 0.6 -8.3 29 100 16640 50 9 -6.9 -5.8 | 8 9 -1.3 -9.2 30 87 17414 115 12 -10.9 5.1 | 108 6 -5.3 1.7 31 74 18288 110 9 -8.5 3.1 | 84 3 -2.9 -0.3 32 70 18620 60 13 -11.3 -6.5 | 30 11 -5.7 -9.9 33 57 19812 95 14 -13.9 1.2 | 75 9 -8.4 -2.2 34 50 20570 95 14 -13.9 1.2 | 75 9 -8.4 -2.2 35 42 21336 80 9 -8.9 -1.6 | 34 6 -3.3 -5.0 Wind Parameters Mean winds (0-6000m): 91.3 at 8.7 knts Storm direction: 121.3 at 6.5 knts Shear (0-3000m) pos: 2.0 neg: 0.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 133.2 deg Storm rel helicity (0-3000m) pos: 90.0 neg: -9.0 tot: 81.0 m^2/s^2 ave: 27.0 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.33 Bulk Shear: 12.43 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 40 12 10 13| 14.9 0.0 14.9| 59.4 0.0 59.4 118.7 0.81| 23.6 19.1 1000 52 14 24 13| 7.4 0.0 7.4| 74.0 -1.9 72.2 72.2 0.76| 15.0 11.4 1500 63 14 35 12| 3.8 0.0 3.8| 82.9 -2.8 80.2 53.4 0.70| 12.3 8.6 2000 73 13 44 10| 3.0 0.0 3.0| 90.0 -3.9 86.2 43.1 0.69| 11.4 7.8 2500 81 13 52 9| 2.4 0.9 3.3| 90.0 -7.9 82.1 32.8 0.55| 10.1 5.6 3000 85 12 57 8| 2.0 0.8 2.8| 90.0 -9.0 81.0 27.0 0.52| 8.7 4.5 4000 86 11 52 7| 1.5 1.2 2.7| 90.8 -15.2 75.6 18.9 0.36| 7.5 2.7 5000 89 10 52 6| 1.4 0.9 2.4| 92.7 -15.2 77.5 15.5 0.39| 7.0 2.7 6000 91 9 44 4| 1.1 1.0 2.1| 93.7 -18.6 75.1 12.5 0.33| 6.5 2.1 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251205.00.gif