UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 3 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 119 0 0 SFC 991 198 24.4 12.4 47 12.0 16.8 0 0 298.3 300.0 290.3 325.1 9.16 2 989 216 24.0 14.0 54 10.0 17.5 357 1 298.1 299.9 291.1 327.8 10.21 3 985 252 26.8 13.8 45 13.0 18.3 352 2 301.2 303.1 292.0 331.1 10.11 4 975 342 27.8 13.8 42 14.0 18.6 355 4 303.1 305.0 292.7 333.5 10.22 5 925 806 24.2 12.2 47 12.0 16.4 70 2 304.1 305.8 292.5 333.0 9.69 6 850 1538 17.8 10.8 64 7.0 13.4 130 4 304.8 306.6 292.7 333.6 9.61 7 840 1639 17.0 10.0 63 7.0 12.6 121 3 305.0 306.7 292.4 332.6 9.22 8 814 1906 15.4 5.4 51 10.0 9.6 90 1 306.0 307.3 290.9 327.1 6.92 9 787 2193 16.6 -4.4 23 21.0 6.2 36 3 310.3 311.0 289.2 321.4 3.50 10 782 2247 16.6 -4.4 23 21.0 6.1 27 3 310.9 311.5 289.3 322.0 3.53 11 700 3176 8.6 -7.4 31 16.0 1.3 5 4 312.0 312.6 289.3 322.0 3.13 12 692 3271 7.6 -8.4 31 16.0 0.4 11 4 311.9 312.5 289.2 321.3 2.93 13 691 3283 7.6 -8.4 31 16.0 0.4 12 4 312.1 312.6 289.2 321.5 2.93 14 674 3489 10.4 -22.6 8 33.0 -1.0 24 4 317.4 317.6 288.9 320.6 0.92 15 665 3600 10.0 -23.0 8 33.0 -1.4 31 4 318.2 318.4 289.2 321.3 0.90 16 607 4353 6.6 -25.4 8 32.0 -3.8 41 5 322.7 322.8 290.4 325.5 0.80 17 556 5065 1.0 -27.0 10 28.0 -7.4 52 7 324.3 324.4 290.9 327.0 0.75 18 500 5910 -4.1 -32.1 9 28.0 -11.2 65 10 328.0 328.1 291.7 330.0 0.52 19 400 7640 -14.9 -28.9 29 14.0 -18.4 165 10 335.6 335.8 294.0 338.9 0.88 20 383 7966 -16.7 -37.7 14 21.0 -20.7 165 10 337.4 337.5 294.1 339.0 0.39 21 300 9740 -31.5 -42.5 33 11.0 -32.8 175 11 341.0 341.0 294.8 342.2 0.30 22 250 11010 -41.1 -52.1 30 11.0 -41.8 170 15 345.0 345.0 295.6 345.5 0.12 23 220 11861 -48.5 -57.5 34 9.0 -48.8 184 14 346.4 346.4 295.9 346.7 0.07 24 200 12480 -52.9 -63.9 25 11.0 -53.2 185 14 349.0 349.0 296.4 349.2 0.04 25 150 14280 -67.3 -74.3 36 7.0 -67.4 180 9 354.2 354.2 297.5 354.2 0.01 26 146 14442 -69.1 -75.1 41 6.0 -69.1 191 9 353.8 353.8 297.4 353.8 0.01 27 118 15691 -76.9 -82.9 38 6.0 -76.9 215 12 361.6 361.6 299.0 361.6 0.00 28 114 15888 -78.3 -84.3 37 6.0 -78.3 201 13 362.6 362.6 299.2 362.6 0.00 29 100 16630 -81.5 -87.5 35 6.0 -81.5 145 16 370.3 370.3 300.6 370.3 0.00 30 84 17599 -84.9 -90.9 33 6.0 -84.9 150 10 382.3 382.3 302.6 382.3 0.00 31 71 18531 -82.9 -88.9 35 6.0 -82.9 140 4 405.4 405.4 305.9 405.4 0.00 32 70 18610 -81.9 -87.9 35 6.0 -81.9 130 4 409.2 409.2 306.4 409.2 0.00 33 61 19402 -71.5 -81.5 21 10.0 -71.6 120 3 448.7 448.7 310.7 448.8 0.01 34 50 20580 -70.3 -81.3 18 11.0 -70.4 120 9 477.8 477.8 313.3 477.9 0.01 35 46 21076 -70.1 -82.1 16 12.0 -70.2 105 8 489.8 489.8 314.2 489.9 0.01 36 33 23092 -61.7 -78.7 9 17.0 -62.3 86 19 560.9 560.9 318.7 561.1 0.02 TRP 84 17599 -84.9 -90.9 33 6.0 -84.9 150 10 382.3 382.3 302.6 382.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 545.02 mb = 5230.78 m = 17161.16 ft Wetbulb zero: 686.01 mb = 3342.56 m = 10966.27 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 26.77 % Est. max temperature: 31.03 C = 87.85 F Sfc-Lift cond lev (LCL): 830.61 mb = 1734.47 m = 5690.44 ft T: 16.43 C 700-500 lapse rate: 4.65 C/km ThetaE index: 12.23 C Layer 840.0- 782.0 mb Conv cond level (CCL): 697.25 mb = 3208.44 m = 10526.26 ft Mean mixing ratio: 9.88 g/kg Conv temperature: 38.02 C = 100.44 F Cap Strength: 7.40 C Lifted Index: 5.78 C Risk: None Lifted Index @300 mb: 6.98 C Lifted Index @700 mb: 3.25 C Showalter Index: 5.46 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 14.90 C K Index: 16.70 Risk: < 20 % chance of thunderstorms Sweat Index: 147.60 Risk: None Energy Index: -0.51 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.06 J/kg Max Up Vert Vel: 4.70 m/s Conv Inhibition (B-): 19944.73 J/kg Cap Strength: 7.36 C Lift Cond Lev (LCL): 785.52 mb = 2208.54 m = 7245.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 80 at 4 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 ---------------------------------------------------------- 0 991 198 0 0 -0.0 -0.0 | 260 4 3.5 0.6 1 979 305 345 4 1.0 -3.9 | 306 6 4.5 -3.2 2 946 610 65 2 -1.8 -0.8 | 278 2 1.7 -0.2 3 925 806 70 2 -1.9 -0.7 | 272 2 1.6 -0.1 4 913 914 130 2 -1.5 1.3 | 225 3 1.9 1.9 5 882 1219 120 4 -3.5 2.0 | 180 3 -0.0 2.6 6 850 1538 130 4 -3.1 2.6 | 187 3 0.4 3.2 7 821 1829 105 1 -1.0 0.3 | 251 3 2.5 0.9 8 792 2134 45 3 -2.1 -2.1 | 318 2 1.3 -1.5 9 764 2438 355 2 0.2 -2.0 | 291 4 3.6 -1.4 10 737 2743 355 4 0.3 -4.0 | 311 5 3.8 -3.4 11 700 3176 5 4 -0.3 -4.0 | 317 5 3.1 -3.4 12 660 3658 35 4 -2.3 -3.3 | 336 3 1.2 -2.7 13 612 4267 40 5 -3.2 -3.8 | 356 3 0.2 -3.2 14 568 4877 50 6 -4.6 -3.9 | 19 3 -1.1 -3.2 15 500 5910 65 10 -9.1 -4.2 | 57 7 -5.6 -3.6 16 488 6096 50 10 -7.7 -6.4 | 36 7 -4.2 -5.8 17 401 7620 160 10 -3.4 9.4 | 180 10 0.0 10.0 18 400 7640 165 10 -2.6 9.7 | 185 10 0.9 10.3 19 326 9144 165 10 -2.6 9.7 | 185 10 0.9 10.3 20 300 9740 175 11 -1.0 11.0 | 192 12 2.5 11.6 21 263 10668 170 14 -2.4 13.8 | 184 14 1.0 14.4 22 250 11010 170 15 -2.6 14.8 | 183 15 0.9 15.4 23 209 12192 190 13 2.3 12.8 | 203 15 5.7 13.4 24 200 12480 185 14 1.2 13.9 | 198 15 4.7 14.6 25 164 13716 185 12 1.0 12.0 | 200 13 4.5 12.6 26 150 14280 180 9 0.0 9.0 | 200 10 3.5 9.6 27 127 15240 245 12 10.9 5.1 | 248 15 14.3 5.7 28 103 16459 160 13 -4.4 12.2 | 176 13 -1.0 12.8 29 100 16630 145 16 -9.2 13.1 | 157 15 -5.7 13.7 30 84 17599 150 10 -5.0 8.7 | 171 9 -1.5 9.3 31 74 18288 170 6 -1.0 5.9 | 200 7 2.4 6.5 32 70 18610 130 4 -3.1 2.6 | 187 3 0.4 3.2 33 57 19812 115 3 -2.7 1.3 | 202 2 0.7 1.9 34 50 20580 120 9 -7.8 4.5 | 140 7 -4.3 5.1 35 43 21336 90 8 -8.0 0.0 | 98 5 -4.5 0.6 36 31 22860 85 22 -21.9 -1.9 | 86 18 -18.5 -1.3 Wind Parameters Mean winds (0-6000m): 49.9 at 4.7 knts Storm direction: 79.9 at 3.5 knts Shear (0-3000m) pos: 0.8 neg: 1.2 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 58.2 deg Storm rel helicity (0-3000m) pos: 9.2 neg: -3.6 tot: 5.6 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.99 Bulk Shear: 1.23 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 13 3 304 3| 2.1 0.0 2.1| 4.3 -0.7 3.6 7.2 0.33| 8.7 2.9 1000 67 3 290 1| 2.0 0.0 2.0| 4.3 -2.8 1.5 1.5 -0.07| 6.3 -0.4 1500 100 3 206 1| 1.3 0.5 1.9| 5.4 -2.8 2.6 1.8 0.05| 5.0 0.3 2000 93 3 224 1| 1.0 1.2 2.2| 6.9 -2.8 4.1 2.1 0.20| 4.9 1.0 2500 74 3 278 1| 0.8 1.4 2.2| 8.3 -3.6 4.6 1.9 0.18| 4.6 0.8 3000 50 3 316 2| 0.8 1.2 1.9| 9.2 -3.6 5.6 1.9 0.20| 4.0 0.8 4000 41 3 324 2| 0.9 0.9 1.8| 11.1 -3.6 7.5 1.9 0.26| 3.4 0.9 5000 44 4 338 2| 1.0 0.7 1.7| 13.5 -3.6 9.8 2.0 0.32| 3.0 1.0 6000 50 5 3 2| 1.0 0.6 1.7| 18.8 -8.2 10.6 1.8 0.28| 3.1 0.9 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251203.00.gif