UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 24 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 67 SFC 986 193 28.8 17.8 51 11.0 21.2 180 1 303.2 305.6 294.8 342.1 13.11 2 925 759 26.6 16.6 54 10.0 19.6 220 17 306.5 308.9 295.6 345.4 12.95 3 863 1369 23.4 11.4 47 12.0 15.6 230 10 309.3 311.2 294.1 339.4 9.86 4 850 1501 22.2 12.2 53 10.0 15.6 230 10 309.4 311.4 294.7 341.6 10.56 5 798 2045 17.6 9.6 59 8.0 12.5 216 5 310.1 311.9 294.1 339.1 9.45 6 763 2428 16.6 3.6 42 13.0 9.0 163 3 313.1 314.3 292.6 333.4 6.51 7 700 3155 11.0 0.0 47 11.0 5.0 140 5 314.7 315.7 292.3 332.0 5.47 8 631 4012 5.4 -1.6 61 7.0 1.7 283 2 317.8 318.8 293.1 335.0 5.40 9 612 4262 4.4 -9.6 35 14.0 -1.9 303 2 319.4 320.0 291.5 329.3 3.01 10 521 5555 -3.3 -13.3 46 10.0 -7.4 285 5 325.2 325.7 292.8 334.1 2.63 11 500 5880 -3.9 -21.9 23 18.0 -9.8 290 6 328.3 328.5 292.5 333.0 1.32 12 498 5911 -4.1 -23.1 21 19.0 -10.2 290 6 328.4 328.7 292.4 332.7 1.20 13 417 7285 -12.3 -32.3 17 20.0 -17.0 310 6 335.0 335.1 293.6 337.3 0.61 14 400 7600 -15.1 -30.1 27 15.0 -18.7 315 6 335.4 335.5 293.9 338.3 0.78 15 333 8959 -25.5 -35.5 39 10.0 -27.2 290 11 339.2 339.3 294.6 341.3 0.56 16 332 8981 -25.7 -36.7 35 11.0 -27.5 289 11 339.2 339.3 294.6 341.1 0.50 17 329 9047 -25.7 -44.7 15 19.0 -28.1 288 12 340.1 340.1 294.6 340.9 0.22 18 324 9158 -26.7 -37.7 35 11.0 -28.5 285 12 340.2 340.3 294.8 342.0 0.46 19 300 9710 -30.5 -48.5 16 18.0 -32.3 280 9 342.4 342.4 295.0 343.0 0.16 20 286 10050 -32.1 -54.1 9 22.0 -33.9 269 8 344.8 344.8 295.6 345.2 0.09 21 281 10175 -32.9 -43.9 32 11.0 -34.1 266 7 345.4 345.5 295.8 346.5 0.28 22 276 10302 -33.9 -45.9 29 12.0 -35.1 262 7 345.7 345.8 295.9 346.7 0.23 23 250 10990 -39.7 -47.7 42 8.0 -40.4 250 7 347.0 347.1 296.1 347.9 0.21 24 241 11239 -41.9 -48.9 46 7.0 -42.4 249 7 347.4 347.4 296.2 348.2 0.19 25 221 11818 -47.1 -54.1 45 7.0 -47.4 247 8 348.1 348.1 296.3 348.6 0.11 26 200 12470 -52.3 -60.3 38 8.0 -52.5 245 10 349.9 350.0 296.7 350.2 0.06 27 189 12834 -54.9 -64.9 28 10.0 -55.1 229 9 351.5 351.5 297.0 351.6 0.03 28 153 14150 -65.9 -70.4 53 4.5 -66.0 182 7 354.5 354.6 297.6 354.6 0.02 29 150 14270 -67.1 -71.6 53 4.5 -67.1 180 8 354.5 354.5 297.6 354.6 0.02 30 137 14809 -71.9 -76.5 50 4.6 -71.9 156 4 355.3 355.3 297.8 355.4 0.01 31 100 16620 -80.9 -84.9 51 4.0 -80.9 55 6 371.4 371.4 300.8 371.4 0.00 32 93 17029 -81.9 -86.9 42 5.0 -81.9 45 14 377.2 377.2 301.8 377.2 0.00 33 77 18095 -80.7 -86.7 36 6.0 -80.7 100 13 400.7 400.7 305.3 400.7 0.00 34 71 18551 -83.1 -86.9 52 3.8 -83.1 144 8 405.0 405.0 305.9 405.0 0.00 35 70 18630 -82.9 -86.9 50 4.0 -82.9 155 7 407.0 407.0 306.2 407.0 0.00 36 68 18792 -83.1 -88.1 41 5.0 -83.1 178 6 410.0 410.0 306.5 410.0 0.00 37 66 18961 -78.1 -84.1 37 6.0 -78.1 203 6 424.4 424.4 308.2 424.4 0.01 38 64 19137 -78.5 -86.5 26 8.0 -78.6 227 5 427.3 427.3 308.6 427.3 0.00 39 55 20013 -73.7 -82.7 24 9.0 -73.7 317 4 457.2 457.2 311.5 457.2 0.01 40 50 20580 -67.3 -79.3 17 12.0 -67.5 310 8 484.9 484.9 313.8 485.0 0.01 41 48 20826 -68.1 -80.1 16 12.0 -68.3 351 7 488.7 488.7 314.1 488.8 0.01 42 42 21643 -60.1 -76.1 11 16.0 -60.7 107 3 527.5 527.5 316.8 527.7 0.03 43 35 22776 -61.9 -77.9 10 16.0 -62.5 76 7 551.1 551.1 318.2 551.2 0.03 44 30 23737 -58.7 -77.7 7 19.0 -59.7 584.6 584.6 319.9 584.8 0.03 TRP 93 17029 -81.9 -86.9 42 5.0 -81.9 45 14 377.2 377.2 301.8 377.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 560.00 mb = 5000.45 m = 16405.47 ft Wetbulb zero: 621.86 mb = 4131.11 m = 13553.35 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 47.50 % Est. max temperature: 35.21 C = 95.37 F Sfc-Lift cond lev (LCL): 840.30 mb = 1599.94 m = 5249.07 ft T: 21.36 C 700-500 lapse rate: 5.47 C/km ThetaE index: 9.63 C Layer 798.0- 631.0 mb Conv cond level (CCL): 712.55 mb = 3005.07 m = 9859.05 ft Mean mixing ratio: 12.60 g/kg Conv temperature: 39.93 C = 103.87 F Cap Strength: 4.51 C Lifted Index: 1.41 C Risk: Showers probable Lifted Index @300 mb: 1.41 C Lifted Index @700 mb: 2.19 C Showalter Index: 2.23 C Risk: Showers probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 16.10 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 172.40 Risk: None Energy Index: -1.59 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.92 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 18579.02 J/kg Cap Strength: 4.46 C Lift Cond Lev (LCL): 801.73 mb = 2004.95 m = 6577.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 at 5 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 ---------------------------------------------------------- 0 986 193 180 1 0.0 1.0 | 96 5 -4.7 0.5 1 974 305 215 16 9.2 13.1 | 200 13 4.5 12.6 2 941 610 220 17 10.9 13.0 | 206 14 6.2 12.5 3 925 759 220 17 10.9 13.0 | 206 14 6.2 12.5 4 909 914 235 15 12.3 8.6 | 223 11 7.6 8.1 5 878 1219 230 11 8.4 7.1 | 210 8 3.7 6.5 6 850 1501 230 10 7.7 6.4 | 207 7 3.0 5.9 7 818 1829 240 6 5.2 3.0 | 191 3 0.5 2.5 8 789 2134 205 5 2.1 4.5 | 147 5 -2.6 4.0 9 761 2438 160 3 -1.0 2.8 | 112 6 -5.7 2.3 10 735 2743 145 5 -2.9 4.1 | 115 8 -7.6 3.6 11 700 3155 140 5 -3.2 3.8 | 113 9 -7.9 3.3 12 658 3658 255 2 1.9 0.5 | 90 3 -2.8 -0.0 13 610 4267 305 2 1.6 -1.1 | 61 3 -3.1 -1.7 14 566 4877 275 4 4.0 -0.3 | 40 1 -0.7 -0.9 15 500 5880 290 6 5.6 -2.1 | 340 3 0.9 -2.6 16 486 6096 290 7 6.6 -2.4 | 327 3 1.9 -2.9 17 400 7600 315 6 4.2 -4.2 | 6 5 -0.5 -4.8 18 399 7620 320 6 3.9 -4.6 | 9 5 -0.9 -5.1 19 324 9144 285 12 11.6 -3.1 | 298 8 6.9 -3.6 20 300 9710 280 9 8.9 -1.6 | 297 5 4.2 -2.1 21 262 10668 250 5 4.7 1.7 | 179 1 -0.0 1.2 22 250 10990 250 7 6.6 2.4 | 225 3 1.9 1.9 23 209 12192 245 9 8.2 3.8 | 226 5 3.4 3.3 24 200 12470 245 10 9.1 4.2 | 230 6 4.4 3.7 25 164 13716 190 5 0.9 4.9 | 139 6 -3.8 4.4 26 150 14270 180 8 0.0 8.0 | 148 9 -4.7 7.5 27 127 15240 135 1 -0.7 0.7 | 92 5 -5.4 0.2 28 103 16459 80 5 -4.9 -0.9 | 82 10 -9.6 -1.4 29 100 16620 55 6 -4.9 -3.4 | 68 10 -9.6 -4.0 30 93 17029 45 14 -9.9 -9.9 | 54 18 -14.6 -10.4 31 74 18288 110 13 -12.2 4.4 | 103 17 -16.9 3.9 32 70 18630 155 7 -3.0 6.3 | 127 10 -7.7 5.8 33 57 19812 320 2 1.3 -1.5 | 59 4 -3.4 -2.1 34 50 20580 310 8 6.1 -5.1 | 346 6 1.4 -5.7 35 43 21336 110 3 -2.8 1.0 | 94 8 -7.5 0.5 36 31 22860 55 10 -8.2 -5.7 | 64 14 -12.9 -6.3 Wind Parameters Mean winds (0-6000m): 233.6 at 6.3 knts Storm direction: 263.6 at 4.7 knts Shear (0-3000m) pos: 1.2 neg: 1.5 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 20.5 deg Storm rel helicity (0-3000m) pos: 37.7 neg: -13.8 tot: 23.9 m^2/s^2 ave: 8.0 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.81 Bulk Shear: 10.46 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 ------------------------------------------------------------------------------- 500 217 15 201 12| 16.7 0.0 16.7| 25.7 0.0 25.7 51.3 0.88| 20.3 17.8 1000 223 15 208 11| 5.5 0.0 5.5| 36.2 -3.6 32.6 32.6 0.68| 14.3 9.8 1500 225 13 208 10| 2.5 0.0 2.5| 36.2 -5.1 31.1 20.8 0.57| 10.8 6.2 2000 225 11 204 8| 1.8 1.3 3.1| 36.2 -9.2 27.0 13.5 0.37| 9.6 3.6 2500 221 10 194 7| 1.5 1.8 3.3| 36.7 -13.1 23.6 9.4 0.28| 8.6 2.4 3000 215 9 184 7| 1.2 1.5 2.8| 37.7 -13.8 23.9 8.0 0.27| 7.4 2.0 4000 216 7 175 5| 1.4 1.1 2.5| 40.1 -16.5 23.6 5.9 0.19| 6.6 1.3 5000 223 6 175 4| 1.1 0.6 1.7| 40.1 -17.4 22.6 4.5 0.15| 5.7 0.8 6000 234 6 187 3| 1.1 0.5 1.6| 40.2 -18.4 21.9 3.6 0.12| 5.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250424.00.gif