UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 28 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 96 SFC 989 194 26.4 13.4 45 13.0 17.9 260 2 300.5 302.3 291.5 329.4 9.81 2 988 203 27.8 16.8 51 11.0 20.3 265 2 302.0 304.2 293.9 338.2 12.27 3 979 283 26.8 17.8 58 9.0 20.6 308 3 301.8 304.2 294.5 340.7 13.21 4 952 531 27.8 16.8 51 11.0 20.2 264 4 305.2 307.6 295.1 343.3 12.74 5 925 785 25.8 15.8 54 10.0 18.9 250 5 305.7 308.0 294.9 342.5 12.29 6 850 1525 20.4 13.4 64 7.0 15.7 150 4 307.5 309.7 294.8 342.1 11.44 7 806 1981 16.6 12.0 74 4.6 13.6 78 4 308.2 310.2 294.7 341.5 11.00 8 799 2056 16.2 11.4 73 4.8 13.1 67 5 308.5 310.5 294.6 340.9 10.66 9 706 3101 11.4 -1.6 40 13.0 4.5 85 7 314.3 315.3 291.6 329.6 4.82 10 700 3172 10.8 -0.2 46 11.0 4.8 85 7 314.4 315.5 292.1 331.5 5.39 11 613 4260 2.6 -5.4 56 8.0 -1.3 80 10 317.2 318.0 291.9 330.6 4.17 12 562 4958 -0.9 -26.9 12 26.0 -8.4 93 5 321.0 321.2 289.9 323.7 0.75 13 543 5231 -2.9 -7.9 68 5.0 -5.2 107 6 321.8 322.6 293.0 334.6 3.89 14 500 5880 -6.7 -11.7 68 5.0 -8.8 140 8 324.9 325.5 293.2 335.4 3.12 15 429 7061 -14.5 -17.4 79 2.9 -15.5 196 9 329.5 329.9 293.7 337.4 2.28 16 428 7079 -14.5 -17.3 79 2.8 -15.4 196 9 329.7 330.2 293.7 337.7 2.30 17 403 7534 -16.9 -20.7 72 3.8 -18.1 204 9 332.3 332.7 294.0 338.8 1.83 18 400 7590 -16.3 -22.3 60 6.0 -18.1 205 9 333.8 334.1 294.2 339.5 1.60 19 387 7838 -16.9 -23.9 55 7.0 -18.9 213 9 336.2 336.5 294.7 341.4 1.43 20 365 8274 -20.3 -26.3 59 6.0 -21.8 221 9 337.3 337.6 294.7 341.8 1.22 21 349 8605 -21.7 -40.7 16 19.0 -24.7 226 10 339.8 339.8 294.6 341.0 0.31 22 344 8711 -22.7 -32.7 40 10.0 -24.7 228 10 339.8 340.0 294.9 342.5 0.71 23 313 9396 -27.5 -33.5 57 6.0 -28.6 246 10 342.4 342.6 295.6 345.2 0.72 24 300 9700 -29.3 -45.3 20 16.0 -31.2 260 10 344.1 344.1 295.5 345.0 0.22 25 297 9772 -29.5 -48.5 14 19.0 -31.5 262 10 344.8 344.8 295.6 345.4 0.16 26 292 9893 -30.5 -52.5 10 22.0 -32.5 265 10 345.0 345.1 295.6 345.5 0.10 27 277 10267 -33.7 -40.7 49 7.0 -34.6 274 10 345.7 345.8 296.0 347.2 0.39 28 260 10710 -37.5 -51.5 22 14.0 -38.5 284 10 346.4 346.4 296.0 346.9 0.13 29 256 10817 -38.3 -46.3 43 8.0 -39.0 283 10 346.8 346.8 296.1 347.7 0.23 30 250 10980 -39.9 -47.9 42 8.0 -40.5 280 9 346.7 346.8 296.1 347.6 0.20 31 237 11341 -42.7 -47.7 58 5.0 -43.0 276 10 347.9 347.9 296.4 348.7 0.22 32 200 12460 -52.3 -58.3 48 6.0 -52.5 265 14 349.9 350.0 296.7 350.3 0.07 33 174 13348 -60.1 -68.1 34 8.0 -60.2 262 13 351.3 351.3 297.0 351.4 0.02 34 173 13384 -60.5 -68.5 34 8.0 -60.6 261 13 351.2 351.2 296.9 351.3 0.02 35 150 14260 -67.5 -73.5 42 6.0 -67.5 250 16 353.8 353.8 297.4 353.9 0.01 36 140 14671 -70.9 -75.9 47 5.0 -70.9 232 15 354.9 354.9 297.7 354.9 0.01 37 122 15473 -75.9 -80.6 47 4.7 -75.9 207 13 360.0 360.0 298.7 360.0 0.00 38 115 15812 -77.9 -82.6 46 4.7 -77.9 210 13 362.4 362.4 299.2 362.5 0.00 39 111 16014 -76.3 -81.3 45 5.0 -76.3 211 12 369.1 369.1 300.4 369.1 0.00 40 108 16172 -77.3 -82.3 44 5.0 -77.3 213 12 370.1 370.1 300.6 370.2 0.00 41 100 16610 -78.9 -83.3 48 4.4 -78.9 245 8 375.3 375.3 301.5 375.3 0.00 42 79 17932 -84.3 -85.7 78 1.4 -84.3 88 5 390.3 390.3 303.8 390.3 0.00 43 78 18003 -84.7 -86.7 70 2.0 -84.7 80 5 390.9 390.9 303.9 390.9 0.00 44 75 18221 -82.3 -86.7 47 4.4 -82.3 350 5 400.3 400.3 305.2 400.3 0.00 45 74 18297 -75.1 -81.1 39 6.0 -75.2 325 5 417.0 417.0 307.4 417.1 0.01 46 73 18376 -73.7 -80.7 33 7.0 -73.7 326 6 421.6 421.6 307.9 421.7 0.01 47 73 18376 -73.9 -82.9 24 9.0 -73.9 326 6 421.2 421.2 307.9 421.2 0.01 48 70 18620 -75.9 -82.9 32 7.0 -75.9 330 8 422.0 422.0 307.9 422.0 0.01 49 68 18787 -77.3 -83.3 38 6.0 -77.3 324 8 422.5 422.5 308.0 422.5 0.01 50 62 19316 -77.9 -84.9 31 7.0 -77.9 305 10 432.5 432.5 309.1 432.5 0.00 51 58 19705 -69.7 -81.7 16 12.0 -69.8 291 10 459.3 459.3 311.7 459.4 0.01 52 52 20360 -67.5 -81.5 12 14.0 -67.7 479.0 479.0 313.4 479.1 0.01 TRP 78 18003 -84.7 -86.7 70 2.0 -84.7 80 5 390.9 390.9 303.9 390.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 575.11 mb = 4778.53 m = 15677.41 ft Wetbulb zero: 631.12 mb = 4021.49 m = 13193.72 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 54.21 % Est. max temperature: 33.56 C = 92.41 F Sfc-Lift cond lev (LCL): 817.50 mb = 1859.75 m = 6101.46 ft T: 17.61 C 700-500 lapse rate: 6.46 C/km ThetaE index: 13.69 C Layer 925.0- 700.0 mb Conv cond level (CCL): 720.53 mb = 2928.59 m = 9608.11 ft Mean mixing ratio: 12.48 g/kg Conv temperature: 39.24 C = 102.63 F Cap Strength: 3.07 C Lifted Index: -0.80 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.49 C Lifted Index @700 mb: 2.46 C Showalter Index: -0.74 C Risk: Thunderstorms probable Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 20.10 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 176.80 Risk: None Energy Index: -1.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 112.44 J/kg Max Up Vert Vel: 15.00 m/s Conv Inhibition (B-): 240.50 J/kg Cap Strength: 3.07 C Lift Cond Lev (LCL): 811.69 mb = 1920.93 m = 6302.18 ft Lev Free Conv (LFC): 616.69 mb = 4211.16 m = 13815.99 ft Equ Level (EL): 396.69 mb = 7652.32 m = 25105.73 ft B at Equ Level: 108.49 J/kg Max Parcel Lev (MPL): 326.69 mb = 9085.35 m = 29807.23 ft Wind level data Storm motion: 129 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 ---------------------------------------------------------- 0 989 194 260 2 2.0 0.3 | 295 6 5.6 -2.6 1 977 305 320 3 1.9 -2.3 | 314 8 5.6 -5.3 2 944 610 245 5 4.5 2.1 | 276 8 8.2 -0.9 3 925 785 250 5 4.7 1.7 | 279 8 8.3 -1.3 4 911 914 195 3 0.8 2.9 | 271 4 4.4 -0.1 5 880 1219 155 4 -1.7 3.6 | 252 2 1.9 0.6 6 850 1525 150 4 -2.0 3.5 | 254 2 1.6 0.5 7 820 1829 100 4 -3.9 0.7 | 8 2 -0.3 -2.3 8 791 2134 55 5 -4.1 -2.9 | 5 6 -0.5 -5.9 9 763 2438 75 3 -2.9 -0.8 | 349 4 0.7 -3.8 10 736 2743 85 6 -6.0 -0.5 | 34 4 -2.4 -3.5 11 700 3172 85 7 -7.0 -0.6 | 43 5 -3.3 -3.6 12 659 3658 70 10 -9.4 -3.4 | 42 9 -5.8 -6.4 13 611 4267 80 10 -9.8 -1.7 | 53 8 -6.2 -4.7 14 566 4877 90 5 -5.0 0.0 | 25 3 -1.4 -3.0 15 500 5880 140 8 -5.1 6.1 | 154 3 -1.5 3.1 16 486 6096 180 9 0.0 9.0 | 211 7 3.6 6.0 17 400 7590 205 9 3.8 8.2 | 235 9 7.4 5.2 18 398 7620 210 9 4.5 7.8 | 239 9 8.1 4.8 19 324 9144 235 10 8.2 5.7 | 257 12 11.8 2.7 20 300 9700 260 10 9.8 1.7 | 275 14 13.5 -1.3 21 261 10668 285 10 9.7 -2.6 | 293 14 13.3 -5.6 22 250 10980 280 9 8.9 -1.6 | 290 13 12.5 -4.6 23 208 12192 265 12 12.0 1.0 | 277 16 15.6 -1.9 24 200 12460 265 14 13.9 1.2 | 276 18 17.6 -1.8 25 164 13716 260 12 11.8 2.1 | 273 15 15.4 -0.9 26 150 14260 250 16 15.0 5.5 | 262 19 18.7 2.5 27 127 15240 205 13 5.5 11.8 | 226 13 9.1 8.8 28 103 16459 215 12 6.9 9.8 | 237 13 10.5 6.8 29 100 16610 245 8 7.3 3.4 | 268 11 10.9 0.4 30 78 18003 80 5 -4.9 -0.9 | 19 4 -1.3 -3.9 31 74 18288 325 5 2.9 -4.1 | 317 10 6.5 -7.1 32 70 18620 330 8 4.0 -6.9 | 322 13 7.6 -9.9 33 55 19812 280 11 10.8 -1.9 | 289 15 14.5 -4.9 Wind Parameters Mean winds (0-6000m): 99.5 at 6.3 knts Storm direction: 129.5 at 4.7 knts Shear (0-3000m) pos: 0.6 neg: 1.1 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 108.0 deg Storm rel helicity (0-3000m) pos: 7.9 neg: -14.9 tot: -7.0 m^2/s^2 ave: -2.3 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.41 Bulk Shear: 13.38 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 ------------------------------------------------------------------------------- 500 269 4 291 8| 0.0 3.2 3.2| 3.4 -10.7 -7.2 -14.5 -0.40| 7.7 -3.1 1000 238 4 278 7| 0.0 2.4 2.4| 3.4 -13.0 -9.6 -9.6 -0.35| 7.1 -2.5 1500 201 4 263 5| 0.0 1.9 1.9| 3.8 -13.0 -9.3 -6.2 -0.20| 5.6 -1.1 2000 164 4 251 3| 0.0 1.7 1.7| 4.1 -13.9 -9.9 -4.9 -0.15| 5.5 -0.8 2500 128 4 320 1| 0.5 1.3 1.8| 6.4 -14.9 -8.5 -3.4 -0.07| 5.2 -0.3 3000 107 4 20 2| 0.6 1.1 1.7| 7.9 -14.9 -7.0 -2.3 -0.02| 4.7 -0.1 4000 87 6 33 4| 0.6 1.3 1.9| 10.8 -15.3 -4.6 -1.1 0.02| 4.1 0.1 5000 87 6 36 4| 0.7 1.0 1.7| 12.2 -18.0 -5.8 -1.2 0.01| 4.0 0.0 6000 99 6 53 3| 1.3 0.8 2.2| 21.9 -18.0 3.9 0.6 0.19| 4.3 0.8 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250428.00.gif