UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 16 APR 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 86 SFC 987 201 26.8 14.8 48 12.0 18.8 280 1 301.1 303.1 292.5 332.8 10.78 2 984 228 26.4 17.4 58 9.0 20.2 283 2 300.9 303.3 294.0 338.6 12.81 3 973 328 29.2 17.2 48 12.0 20.9 287 4 304.7 307.1 295.0 342.9 12.79 4 925 775 26.4 15.4 51 11.0 18.9 250 7 306.3 308.5 294.8 342.3 11.98 5 850 1514 20.6 12.6 60 8.0 15.3 355 2 307.7 309.8 294.4 340.6 10.85 6 801 2024 16.4 11.4 72 5.0 13.1 358 5 308.5 310.5 294.5 340.8 10.63 7 744 2651 14.4 4.4 51 10.0 8.5 315 5 312.9 314.3 293.0 334.9 7.06 8 741 2685 14.2 4.2 51 10.0 8.3 313 5 313.1 314.4 293.0 334.9 6.99 9 700 3163 10.4 2.4 58 8.0 5.9 300 5 314.0 315.2 292.9 334.4 6.51 10 674 3477 8.0 3.0 71 5.0 5.1 253 3 314.7 316.1 293.6 336.9 7.06 11 670 3527 7.6 1.6 66 6.0 4.2 246 2 314.8 316.1 293.1 335.0 6.43 12 500 5890 -4.5 -12.5 54 8.0 -7.8 200 5 327.6 328.1 293.7 337.5 2.93 13 482 6176 -6.7 -13.7 57 7.0 -9.5 206 7 328.3 328.8 293.7 337.7 2.75 14 475 6290 -6.9 -16.9 45 10.0 -10.6 199 7 329.4 329.9 293.5 336.9 2.14 15 471 6356 -7.3 -14.3 57 7.0 -10.1 196 7 329.7 330.3 294.1 339.0 2.68 16 438 6918 -8.9 -21.9 34 13.0 -13.2 164 7 334.6 334.9 294.3 340.1 1.51 17 437 6936 -9.1 -22.1 34 13.0 -13.3 163 7 334.6 334.9 294.3 339.9 1.49 18 400 7610 -15.3 -24.3 46 9.0 -17.9 125 7 335.1 335.4 294.3 339.9 1.34 19 392 7762 -16.9 -23.9 55 7.0 -18.9 143 7 335.0 335.2 294.3 340.1 1.42 20 317 9325 -27.5 -32.1 65 4.6 -28.4 226 13 341.2 341.4 295.3 344.3 0.82 21 300 9720 -30.3 -35.3 62 5.0 -31.1 240 19 342.7 342.8 295.6 345.1 0.63 22 293 9888 -31.3 -37.3 55 6.0 -32.2 241 19 343.6 343.7 295.7 345.6 0.53 23 250 10990 -40.7 -45.2 62 4.5 -41.1 235 17 345.6 345.6 295.9 346.6 0.27 24 200 12470 -52.5 -57.3 56 4.8 -52.7 220 25 349.6 349.6 296.6 350.0 0.08 25 169 13539 -61.9 -66.8 52 4.9 -62.0 224 25 351.3 351.3 296.9 351.4 0.03 26 162 13800 -63.9 -68.9 50 5.0 -64.0 228 25 352.2 352.2 297.1 352.3 0.02 27 150 14270 -67.1 -71.7 52 4.6 -67.1 250 23 354.5 354.5 297.6 354.6 0.02 28 127 15253 -75.1 -78.7 57 3.6 -75.1 275 21 357.3 357.3 298.2 357.4 0.01 29 109 16126 -80.3 -83.0 64 2.7 -80.3 279 13 363.5 363.5 299.4 363.5 0.00 30 104 16390 -80.9 -82.9 72 2.0 -80.9 280 11 367.3 367.3 300.1 367.3 0.00 31 101 16554 -81.5 -84.3 62 2.8 -81.5 295 11 369.2 369.2 300.4 369.2 0.00 32 100 16610 -80.9 -83.6 64 2.7 -80.9 300 11 371.4 371.4 300.8 371.4 0.00 33 94 16958 -79.9 -84.5 46 4.6 -79.9 270 11 380.0 380.0 302.2 380.0 0.00 34 80 17874 -77.7 -82.0 50 4.3 -77.7 191 11 402.5 402.5 305.5 402.5 0.01 35 78 18019 -77.9 -82.9 44 5.0 -77.9 178 11 405.0 405.0 305.9 405.0 0.01 36 70 18630 -82.1 -85.3 58 3.2 -82.1 200 11 408.7 408.7 306.3 408.8 0.00 37 65 19044 -82.9 -85.5 64 2.6 -82.9 233 11 415.7 415.8 307.2 415.8 0.00 38 65 19044 -82.7 -84.7 71 2.0 -82.7 233 11 416.2 416.2 307.3 416.2 0.00 39 61 19405 -75.7 -80.7 45 5.0 -75.7 260 12 439.4 439.4 309.8 439.4 0.01 40 59 19599 -74.7 -81.7 33 7.0 -74.7 275 12 445.8 445.9 310.4 445.9 0.01 41 53 20225 -73.3 -81.3 28 8.0 -73.4 312 13 463.0 463.0 312.0 463.0 0.01 42 50 20570 -68.7 -78.7 22 10.0 -68.8 330 14 481.6 481.6 313.6 481.7 0.02 43 48 20817 -64.3 -76.3 18 12.0 -64.6 353 11 497.7 497.7 314.8 497.9 0.02 44 47 20947 -62.7 -74.7 18 12.0 -63.1 5 10 504.6 504.6 315.3 504.8 0.03 45 44 21353 -63.5 -75.5 18 12.0 -63.8 42 6 512.2 512.2 315.8 512.4 0.03 46 42 21641 -59.9 -73.9 14 14.0 -60.5 60 6 528.0 528.0 316.8 528.3 0.04 47 38 22266 -60.5 -74.5 14 14.0 -61.1 99 7 541.8 541.8 317.6 542.1 0.04 48 31 23551 -55.1 -72.1 10 17.0 -56.5 31 5 588.9 588.9 320.1 589.4 0.07 49 30 23760 -56.5 -73.5 10 17.0 -57.8 360 5 590.6 590.6 320.2 591.1 0.06 50 25 24909 -59.5 -74.5 13 15.0 -60.5 613.6 613.6 321.2 614.1 0.06 51 24 25167 -54.7 -72.7 9 18.0 -56.5 634.8 634.8 322.1 635.4 0.09 TRP 101 16554 -81.5 -84.3 62 2.8 -81.5 295 11 369.2 369.2 300.4 369.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 563.22 mb = 5011.02 m = 16440.17 ft Wetbulb zero: 610.30 mb = 4280.15 m = 14042.30 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 58.84 % Est. max temperature: 33.64 C = 92.55 F Sfc-Lift cond lev (LCL): 828.15 mb = 1737.60 m = 5700.73 ft T: 18.76 C 700-500 lapse rate: 5.46 C/km ThetaE index: 6.37 C Layer 744.0- 674.0 mb Conv cond level (CCL): 712.81 mb = 3010.65 m = 9877.35 ft Mean mixing ratio: 12.14 g/kg Conv temperature: 39.39 C = 102.89 F Cap Strength: 3.75 C Lifted Index: 1.52 C Risk: Showers probable Lifted Index @300 mb: 2.61 C Lifted Index @700 mb: 2.12 C Showalter Index: 2.04 C Risk: Showers probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 17.10 C K Index: 29.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 160.20 Risk: None Energy Index: -0.57 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.41 J/kg Max Up Vert Vel: 5.18 m/s Conv Inhibition (B-): 21899.40 J/kg Cap Strength: 3.70 C Lift Cond Lev (LCL): 798.47 mb = 2050.67 m = 6727.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 at 3 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 ---------------------------------------------------------- 0 987 201 280 1 1.0 -0.2 | 78 2 -2.4 -0.5 1 976 305 290 4 3.8 -1.4 | 348 2 0.4 -1.7 2 942 610 250 7 6.6 2.4 | 237 4 3.2 2.0 3 925 775 250 7 6.6 2.4 | 237 4 3.2 2.0 4 910 914 235 4 3.3 2.3 | 177 2 -0.1 1.9 5 879 1219 305 1 0.8 -0.6 | 70 3 -2.6 -0.9 6 850 1514 355 2 0.2 -2.0 | 54 4 -3.2 -2.3 7 819 1829 355 5 0.4 -5.0 | 29 6 -2.9 -5.3 8 790 2134 360 5 -0.0 -5.0 | 32 6 -3.4 -5.4 9 762 2438 325 6 3.4 -4.9 | 359 5 0.1 -5.3 10 735 2743 310 5 3.8 -3.2 | 353 4 0.4 -3.6 11 700 3163 300 5 4.3 -2.5 | 342 3 0.9 -2.9 12 659 3658 225 1 0.7 0.7 | 98 3 -2.7 0.4 13 611 4267 155 6 -2.5 5.4 | 131 8 -5.9 5.1 14 567 4877 155 5 -2.1 4.5 | 127 7 -5.5 4.2 15 500 5890 200 5 1.7 4.7 | 159 5 -1.7 4.3 16 487 6096 210 7 3.5 6.1 | 181 6 0.1 5.7 17 400 7610 125 7 -5.7 4.0 | 112 10 -9.1 3.7 18 399 7620 135 7 -4.9 4.9 | 119 10 -8.3 4.6 19 325 9144 220 11 7.1 8.4 | 205 9 3.7 8.1 20 300 9720 240 19 16.5 9.5 | 235 16 13.1 9.1 21 262 10668 245 17 15.4 7.2 | 240 14 12.0 6.8 22 250 10990 235 17 13.9 9.8 | 228 14 10.5 9.4 23 209 12192 220 26 16.7 19.9 | 214 24 13.3 19.6 24 200 12470 220 25 16.1 19.2 | 214 23 12.7 18.8 25 164 13716 225 25 17.7 17.7 | 220 22 14.3 17.3 26 150 14270 250 23 21.6 7.9 | 248 20 18.2 7.5 27 127 15240 275 21 20.9 -1.8 | 277 18 17.5 -2.2 28 103 16459 280 10 9.8 -1.7 | 288 7 6.5 -2.1 29 101 16554 295 11 10.0 -4.6 | 307 8 6.6 -5.0 30 100 16610 300 11 9.5 -5.5 | 314 8 6.1 -5.9 31 74 18288 155 11 -4.6 10.0 | 140 13 -8.0 9.6 32 70 18630 200 11 3.8 10.3 | 182 10 0.4 10.0 33 57 19812 290 12 11.3 -4.1 | 299 9 7.9 -4.5 34 50 20570 330 14 7.0 -12.1 | 344 13 3.6 -12.5 35 44 21336 40 6 -3.9 -4.6 | 56 9 -7.2 -4.9 36 35 22860 135 7 -4.9 4.9 | 119 10 -8.3 4.6 37 30 23760 360 5 -0.0 -5.0 | 32 6 -3.4 -5.4 38 26 24384 60 10 -8.7 -5.0 | 66 13 -12.0 -5.4 Wind Parameters Mean winds (0-6000m): 234.1 at 4.5 knts Storm direction: 264.1 at 3.4 knts Shear (0-3000m) pos: 1.5 neg: 1.8 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): -99.2 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -15.2 tot: -14.7 m^2/s^2 ave: -4.9 10^-3 m/s^2 rel: -0.71 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 16.27 Bulk Shear: 0.82 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 ------------------------------------------------------------------------------- 500 263 5 261 2| 0.0 6.3 6.3| 0.0 -3.6 -3.6 -7.2 -0.91| 8.5 -7.8 1000 256 5 235 1| 3.3 3.2 6.4| 0.1 -5.7 -5.6 -5.6 -0.77| 8.2 -6.3 1500 268 4 305 0| 3.0 2.1 5.1| 0.1 -7.9 -7.8 -5.2 -0.74| 6.6 -4.9 2000 298 4 355 2| 2.3 1.6 3.8| 0.5 -10.0 -9.5 -4.7 -0.72| 5.5 -4.0 2500 308 4 359 3| 1.8 2.0 3.8| 0.5 -14.5 -14.0 -5.6 -0.72| 5.3 -3.8 3000 307 4 357 3| 1.5 1.8 3.3| 0.5 -15.2 -14.7 -4.9 -0.71| 4.7 -3.3 4000 298 4 355 2| 1.1 1.6 2.7| 2.1 -16.1 -14.0 -3.5 -0.44| 4.9 -2.1 5000 267 4 278 1| 0.8 1.2 2.0| 3.9 -17.7 -13.8 -2.8 -0.40| 4.2 -1.7 6000 234 5 187 2| 0.4 1.0 1.4| 9.7 -18.7 -9.0 -1.5 -0.28| 4.0 -1.1 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250416.00.gif