UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:1200Z 15 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 70 SFC 986 194 25.2 12.2 44 13.0 17.0 50 1 299.6 301.2 290.6 326.2 9.08 2 985 203 33.2 18.2 41 15.0 22.6 48 1 307.7 310.2 296.3 348.3 13.47 3 925 766 28.2 16.2 48 12.0 19.9 30 4 308.1 310.5 295.8 346.3 12.62 4 850 1508 21.4 12.4 56 9.0 15.5 310 4 308.6 310.6 294.6 341.1 10.70 5 808 1945 17.8 9.8 59 8.0 12.7 325 10 309.2 311.0 293.9 338.1 9.46 6 700 3159 10.4 2.4 58 8.0 5.9 320 8 314.0 315.2 292.9 334.4 6.51 7 693 3243 9.8 1.8 57 8.0 5.3 322 8 314.2 315.4 292.8 334.0 6.30 8 637 3940 7.6 -2.4 49 10.0 2.3 258 4 319.4 320.4 293.2 335.7 5.04 9 551 5118 -0.3 -7.3 59 7.0 -3.6 178 4 323.6 324.4 293.5 336.8 4.01 10 509 5749 -3.5 -10.5 58 7.0 -6.6 171 6 327.1 327.8 294.0 338.5 3.38 11 500 5890 -4.3 -11.3 58 7.0 -7.3 170 6 327.8 328.4 294.0 338.7 3.23 12 422 7210 -10.5 -24.5 31 14.0 -14.7 126 3 336.2 336.4 294.5 340.7 1.25 13 410 7432 -12.1 -30.1 21 18.0 -16.7 120 2 336.9 337.0 294.3 339.7 0.76 14 400 7620 -13.5 -27.5 30 14.0 -17.3 115 1 337.4 337.6 294.6 341.1 1.00 15 362 8371 -19.5 -26.5 54 7.0 -21.3 183 8 339.2 339.4 295.2 343.7 1.21 16 300 9740 -29.9 -37.9 46 8.0 -31.1 245 19 343.2 343.3 295.6 345.1 0.49 17 291 9957 -31.5 -37.5 55 6.0 -32.4 243 20 344.0 344.1 295.7 346.0 0.52 18 266 10590 -35.7 -48.7 25 13.0 -36.8 236 22 346.8 346.8 296.1 347.5 0.17 19 250 11020 -39.3 -48.3 38 9.0 -40.0 235 22 347.6 347.7 296.3 348.4 0.19 20 237 11381 -42.5 -49.5 46 7.0 -43.0 232 24 348.2 348.2 296.4 348.9 0.18 21 200 12500 -51.5 -61.5 29 10.0 -51.8 220 31 351.2 351.2 297.0 351.4 0.05 22 190 12832 -54.5 -62.5 37 8.0 -54.7 219 32 351.6 351.6 297.0 351.8 0.04 23 163 13799 -61.9 -71.9 25 10.0 -62.0 217 33 354.9 354.9 297.7 355.0 0.01 24 150 14310 -65.7 -73.7 32 8.0 -65.8 235 31 356.9 356.9 298.1 357.0 0.01 25 140 14725 -68.9 -77.9 26 9.0 -68.9 237 26 358.4 358.4 298.4 358.4 0.01 26 128 15253 -73.5 -77.5 54 4.0 -73.5 240 20 359.4 359.4 298.6 359.5 0.01 27 113 15971 -78.9 -83.5 47 4.6 -78.9 260 14 362.4 362.4 299.2 362.4 0.00 28 100 16660 -81.3 -85.7 47 4.4 -81.3 300 7 370.6 370.6 300.7 370.7 0.00 29 90 17253 -81.1 -87.1 36 6.0 -81.1 340 10 382.4 382.4 302.6 382.4 0.00 30 83 17707 -83.1 -87.3 48 4.2 -83.1 10 12 387.3 387.3 303.4 387.3 0.00 31 76 18198 -83.3 -88.2 42 4.9 -83.3 18 15 396.7 396.7 304.8 396.7 0.00 32 70 18660 -80.1 -86.1 36 6.0 -80.1 35 3 413.0 413.0 306.9 413.0 0.00 33 69 18742 -79.3 -86.3 31 7.0 -79.3 24 3 416.4 416.4 307.3 416.5 0.00 34 68 18824 -79.3 -86.3 31 7.0 -79.3 13 3 418.2 418.2 307.5 418.2 0.00 35 63 19255 -82.1 -86.8 44 4.7 -82.1 316 4 421.2 421.2 307.9 421.3 0.00 36 63 19255 -82.3 -87.3 42 5.0 -82.3 316 4 420.8 420.8 307.8 420.8 0.00 37 60 19531 -77.5 -85.5 26 8.0 -77.6 279 4 437.5 437.5 309.6 437.5 0.00 38 57 19825 -77.5 -85.5 26 8.0 -77.6 246 4 443.9 443.9 310.3 443.9 0.00 39 53 20249 -70.9 -82.9 15 12.0 -71.0 259 4 468.5 468.5 312.5 468.6 0.01 40 52 20363 -67.5 -79.5 17 12.0 -67.7 263 4 479.0 479.0 313.4 479.1 0.01 41 50 20600 -65.7 -78.7 15 13.0 -66.0 270 4 488.7 488.7 314.1 488.8 0.02 42 46 21112 -61.5 -77.5 10 16.0 -62.0 214 6 510.6 510.6 315.7 510.7 0.02 43 38 22296 -62.5 -79.5 8 17.0 -63.0 222 6 536.7 536.7 317.3 536.8 0.02 44 30 23770 -58.3 -78.3 6 20.0 -59.3 55 5 585.7 585.7 319.9 585.9 0.03 45 28 24207 -55.9 -77.9 5 22.0 -57.4 604.0 604.1 320.8 604.3 0.03 TRP 83 17707 -83.1 -87.3 48 4.2 -83.1 10 12 387.3 387.3 303.4 387.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5820.00 m Freezing level: 554.27 mb = 5073.23 m = 16644.24 ft Wetbulb zero: 603.50 mb = 4378.54 m = 14365.11 ft Precipitable water: 1.67 inches Sfc-500 mean rel hum: 54.80 % Est. max temperature: 34.40 C = 93.92 F Sfc-Lift cond lev (LCL): 814.54 mb = 1875.53 m = 6153.25 ft T: 18.37 C 700-500 lapse rate: 5.38 C/km ThetaE index: 14.30 C Layer 925.0- 637.0 mb Conv cond level (CCL): 730.59 mb = 2797.19 m = 9177.01 ft Mean mixing ratio: 12.65 g/kg Conv temperature: 38.19 C = 100.73 F Cap Strength: 2.30 C Lifted Index: 0.02 C Risk: Showers probable Lifted Index @300 mb: 0.49 C Lifted Index @700 mb: 0.83 C Showalter Index: 2.07 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 16.70 C K Index: 30.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 162.80 Risk: None Energy Index: -0.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.98 J/kg Max Up Vert Vel: 3.46 m/s Conv Inhibition (B-): 147.97 J/kg Cap Strength: 2.30 C Lift Cond Lev (LCL): 778.73 mb = 2257.23 m = 7405.50 ft Lev Free Conv (LFC): 553.73 mb = 5077.75 m = 16659.07 ft Equ Level (EL): 503.73 mb = 5831.21 m = 19131.03 ft B at Equ Level: 5.77 J/kg Max Parcel Lev (MPL): 463.73 mb = 6476.19 m = 21247.09 ft Wind level data Storm motion: 346 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 ---------------------------------------------------------- 0 986 194 50 1 -0.8 -0.6 | 154 4 -1.8 3.7 1 974 305 30 4 -2.0 -3.5 | 106 3 -3.1 0.9 2 941 610 25 4 -1.7 -3.6 | 104 3 -2.8 0.7 3 925 766 30 4 -2.0 -3.5 | 106 3 -3.1 0.9 4 909 914 300 2 1.7 -1.0 | 191 3 0.7 3.3 5 878 1219 295 3 2.7 -1.3 | 209 3 1.7 3.0 6 850 1508 310 4 3.1 -2.6 | 229 3 2.0 1.7 7 819 1829 325 9 5.2 -7.4 | 307 5 4.1 -3.1 8 790 2134 325 12 6.9 -9.8 | 313 8 5.8 -5.5 9 762 2438 330 12 6.0 -10.4 | 321 8 4.9 -6.1 10 735 2743 325 11 6.3 -9.0 | 312 7 5.2 -4.7 11 700 3159 320 8 5.1 -6.1 | 294 4 4.1 -1.8 12 658 3658 335 6 2.5 -5.4 | 307 2 1.5 -1.1 13 611 4267 160 2 -0.7 1.9 | 164 6 -1.7 6.2 14 566 4877 180 4 0.0 4.0 | 173 8 -1.1 8.3 15 500 5890 170 6 -1.0 5.9 | 168 10 -2.1 10.2 16 487 6096 155 7 -3.0 6.3 | 159 11 -4.0 10.7 17 400 7620 115 1 -0.9 0.4 | 157 5 -2.0 4.7 18 400 7620 120 1 -0.9 0.5 | 158 5 -1.9 4.8 19 325 9144 250 15 14.1 5.1 | 234 16 13.0 9.4 20 300 9740 245 19 17.2 8.0 | 233 20 16.2 12.3 21 263 10668 235 22 18.0 12.6 | 225 24 17.0 16.9 22 250 11020 235 22 18.0 12.6 | 225 24 17.0 16.9 23 210 12192 225 28 19.8 19.8 | 218 31 18.7 24.1 24 200 12500 220 31 19.9 23.7 | 214 34 18.9 28.1 25 165 13716 215 33 18.9 27.0 | 210 36 17.9 31.3 26 150 14310 235 31 25.4 17.8 | 228 33 24.3 22.1 27 128 15240 240 20 17.3 10.0 | 229 22 16.3 14.3 28 104 16459 275 9 9.0 -0.8 | 246 9 7.9 3.5 29 100 16660 300 7 6.1 -3.5 | 261 5 5.0 0.8 30 83 17707 10 12 -2.1 -11.8 | 23 8 -3.1 -7.5 31 75 18288 20 16 -5.5 -15.0 | 31 13 -6.5 -10.7 32 70 18660 35 3 -1.7 -2.5 | 124 3 -2.8 1.9 33 57 19812 245 4 3.6 1.7 | 203 7 2.6 6.0 34 50 20600 270 4 4.0 -0.0 | 214 5 2.9 4.3 35 44 21336 190 7 1.2 6.9 | 181 11 0.2 11.2 36 35 22860 240 6 5.2 3.0 | 209 8 4.1 7.3 37 30 23770 55 5 -4.1 -2.9 | 106 5 -5.2 1.4 Wind Parameters Mean winds (0-6000m): 316.2 at 5.9 knts Storm direction: 346.2 at 4.4 knts Shear (0-3000m) pos: 1.6 neg: 0.6 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 141.3 deg Storm rel helicity (0-3000m) pos: 10.7 neg: -7.2 tot: 3.5 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.28 Bulk Shear: 4.66 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 28 4 111 3| 0.0 3.2 3.2| 0.0 -2.7 -2.7 -5.3 -0.85| 3.7 -3.2 1000 9 3 125 2| 0.0 1.8 1.8| 2.5 -2.7 -0.2 -0.2 0.16| 4.8 0.8 1500 342 4 183 1| 1.5 1.2 2.7| 5.6 -2.7 2.9 2.0 0.40| 4.7 1.9 2000 332 5 283 1| 2.5 0.9 3.4| 9.3 -2.7 6.6 3.3 0.43| 4.9 2.1 2500 331 7 303 3| 2.0 0.6 2.6| 10.7 -4.3 6.3 2.5 0.39| 4.3 1.7 3000 329 7 304 3| 1.6 0.6 2.3| 10.7 -7.2 3.5 1.2 0.26| 4.2 1.1 4000 328 7 298 3| 1.0 1.4 2.3| 11.2 -20.8 -9.6 -2.4 -0.09| 5.0 -0.5 5000 325 6 283 2| 0.7 1.2 1.9| 13.4 -22.6 -9.3 -1.9 -0.08| 4.3 -0.4 6000 316 6 269 3| 0.6 1.2 1.7| 13.4 -29.8 -16.5 -2.7 -0.13| 4.0 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250415.12.gif