UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 23 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 79 SFC 987 194 25.0 13.0 47 12.0 17.3 0 0 299.3 301.0 290.9 327.3 9.57 2 986 203 27.0 16.0 51 11.0 19.6 352 1 301.4 303.5 293.3 335.8 11.67 3 976 293 27.8 18.8 58 9.0 21.5 275 9 303.0 305.7 295.5 344.9 14.13 4 925 768 26.4 15.4 51 11.0 18.9 265 12 306.3 308.5 294.8 342.3 11.98 5 898 1029 25.8 13.8 47 12.0 17.7 246 10 308.3 310.4 294.8 342.0 11.11 6 850 1510 22.4 10.4 47 12.0 14.7 240 7 309.6 311.4 293.9 338.2 9.36 7 700 3160 9.4 0.4 53 9.0 4.5 225 4 312.9 314.0 291.9 330.6 5.63 8 699 3172 9.4 1.4 57 8.0 5.0 224 4 313.0 314.2 292.3 332.0 6.07 9 668 3548 8.2 -1.8 49 10.0 2.9 183 5 315.8 316.7 292.2 331.8 5.02 10 629 4041 4.2 -1.8 65 6.0 1.1 170 4 316.7 317.7 292.7 333.7 5.34 11 580 4700 2.8 -11.2 35 14.0 -3.3 70 3 322.5 323.0 292.2 331.8 2.80 12 545 5202 0.8 -11.2 40 12.0 -4.4 50 3 325.9 326.5 293.3 336.0 2.98 13 517 5624 -1.9 -11.9 46 10.0 -6.2 84 4 327.6 328.2 293.7 337.7 2.97 14 500 5890 -3.3 -15.3 39 12.0 -8.0 105 4 329.0 329.5 293.6 337.1 2.33 15 456 6613 -7.3 -26.3 20 19.0 -12.9 68 5 332.8 333.0 293.4 336.4 0.98 16 400 7620 -14.9 -32.9 20 18.0 -18.9 25 6 335.6 335.7 293.8 337.9 0.60 17 379 8026 -17.5 -37.5 16 20.0 -21.2 345 5 337.4 337.5 294.1 339.0 0.40 18 358 8450 -21.1 -32.1 37 11.0 -23.4 302 4 338.1 338.3 294.5 340.9 0.72 19 337 8893 -24.3 -44.3 14 20.0 -27.0 257 4 339.7 339.7 294.4 340.5 0.22 20 300 9730 -30.5 -41.5 33 11.0 -31.9 225 5 342.4 342.5 295.2 343.7 0.34 21 263 10645 -38.1 -45.1 48 7.0 -38.7 225 8 344.4 344.4 295.6 345.4 0.26 22 253 10909 -40.3 -53.3 24 13.0 -41.1 218 8 345.0 345.0 295.6 345.4 0.11 23 250 10990 -40.5 -50.5 33 10.0 -41.2 215 8 345.9 345.9 295.8 346.5 0.15 24 245 11127 -41.3 -47.3 52 6.0 -41.8 216 8 346.7 346.7 296.1 347.6 0.22 25 221 11818 -47.1 -51.5 61 4.4 -47.3 222 5 348.1 348.1 296.4 348.7 0.15 26 203 12374 -52.1 -57.1 55 5.0 -52.2 222 4 348.8 348.8 296.4 349.1 0.08 27 200 12470 -52.7 -58.7 48 6.0 -52.9 220 4 349.3 349.3 296.5 349.6 0.07 28 150 14270 -67.7 -72.7 49 5.0 -67.7 15 6 353.5 353.5 297.4 353.5 0.01 29 129 15162 -73.7 -78.7 46 5.0 -73.7 56 6 358.3 358.3 298.4 358.3 0.01 30 118 15680 -74.9 -81.9 33 7.0 -74.9 60 10 365.3 365.3 299.7 365.3 0.00 31 100 16630 -78.5 -84.5 37 6.0 -78.5 65 18 376.1 376.1 301.6 376.1 0.00 32 89 17285 -82.7 -86.5 52 3.8 -82.7 120 16 380.4 380.4 302.3 380.4 0.00 33 82 17743 -80.9 -85.7 44 4.8 -80.9 159 15 393.1 393.1 304.2 393.1 0.00 34 72 18465 -85.3 -88.3 58 3.0 -85.3 195 10 398.7 398.7 305.0 398.7 0.00 35 70 18620 -85.1 -89.2 48 4.1 -85.1 190 8 402.3 402.3 305.5 402.3 0.00 36 65 19037 -78.7 -86.7 26 8.0 -78.7 186 7 424.9 424.9 308.3 424.9 0.00 37 63 19217 -76.5 -84.5 27 8.0 -76.6 185 6 433.6 433.6 309.2 433.6 0.00 38 58 19696 -75.5 -83.5 27 8.0 -75.6 181 5 446.2 446.2 310.5 446.3 0.01 39 55 20009 -69.3 -79.3 22 10.0 -69.4 134 5 467.3 467.3 312.4 467.3 0.01 40 53 20231 -70.5 -80.5 22 10.0 -70.6 88 6 469.5 469.5 312.6 469.5 0.01 41 50 20580 -67.7 -78.7 19 11.0 -67.9 15 6 484.0 484.0 313.8 484.0 0.02 42 45 21222 -61.9 -75.9 14 14.0 -62.3 11 12 512.8 512.8 315.8 513.0 0.03 43 39 22100 -64.5 -78.5 13 14.0 -64.8 326 8 527.7 527.7 316.8 527.8 0.02 44 32 23331 -56.3 -73.3 10 17.0 -57.5 230 4 580.3 580.4 319.7 580.8 0.06 45 30 23740 -56.7 -73.7 10 17.0 -57.9 185 4 590.1 590.1 320.2 590.5 0.06 46 29 23955 -56.5 -74.5 9 18.0 -57.8 596.4 596.4 320.5 596.8 0.05 TRP 72 18465 -85.3 -88.3 58 3.0 -85.3 195 10 398.7 398.7 305.0 398.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5811.00 m Freezing level: 536.70 mb = 5327.45 m = 17478.30 ft Wetbulb zero: 616.86 mb = 4199.44 m = 13777.52 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 48.94 % Est. max temperature: 35.59 C = 96.05 F Sfc-Lift cond lev (LCL): 827.48 mb = 1738.17 m = 5702.57 ft T: 20.60 C 700-500 lapse rate: 4.65 C/km ThetaE index: 14.34 C Layer 925.0- 699.0 mb Conv cond level (CCL): 730.18 mb = 2801.33 m = 9190.60 ft Mean mixing ratio: 12.35 g/kg Conv temperature: 37.92 C = 100.25 F Cap Strength: 4.79 C Lifted Index: 2.42 C Risk: None Lifted Index @300 mb: 2.06 C Lifted Index @700 mb: 0.94 C Showalter Index: 4.24 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 13.70 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 142.80 Risk: None Energy Index: -0.17 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.06 J/kg Max Up Vert Vel: 7.08 m/s Conv Inhibition (B-): 19148.36 J/kg Cap Strength: 4.79 C Lift Cond Lev (LCL): 801.52 mb = 2009.04 m = 6591.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 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 ---------------------------------------------------------- 0 987 194 0 0 -0.0 -0.0 | 78 4 -3.6 -0.7 1 975 305 265 10 10.0 0.9 | 269 6 6.3 0.1 2 942 610 260 13 12.8 2.3 | 261 9 9.2 1.5 3 925 768 265 12 12.0 1.0 | 268 8 8.3 0.3 4 910 914 250 11 10.3 3.8 | 246 7 6.7 3.0 5 879 1219 240 8 6.9 4.0 | 225 5 3.3 3.3 6 850 1510 240 7 6.1 3.5 | 222 4 2.4 2.8 7 819 1829 245 3 2.7 1.3 | 120 1 -0.9 0.5 8 790 2134 225 2 1.4 1.4 | 107 2 -2.2 0.7 9 762 2438 235 3 2.5 1.7 | 130 2 -1.2 1.0 10 735 2743 230 4 3.1 2.6 | 163 2 -0.6 1.8 11 700 3160 225 4 2.8 2.8 | 159 2 -0.8 2.1 12 658 3658 170 5 -0.9 4.9 | 133 6 -4.5 4.2 13 611 4267 170 3 -0.5 3.0 | 118 5 -4.1 2.2 14 567 4877 25 3 -1.3 -2.7 | 55 6 -4.9 -3.5 15 500 5890 105 4 -3.9 1.0 | 92 7 -7.5 0.3 16 487 6096 90 4 -4.0 0.0 | 84 8 -7.6 -0.7 17 400 7620 25 6 -2.5 -5.4 | 45 9 -6.2 -6.2 18 400 7620 25 5 -2.1 -4.5 | 47 8 -5.7 -5.3 19 325 9144 230 4 3.1 2.6 | 163 2 -0.6 1.8 20 300 9730 225 5 3.5 3.5 | 178 3 -0.1 2.8 21 262 10668 225 8 5.7 5.7 | 203 5 2.0 4.9 22 250 10990 215 8 4.6 6.6 | 190 6 1.0 5.8 23 209 12192 225 4 2.8 2.8 | 159 2 -0.8 2.1 24 200 12470 220 4 2.6 3.1 | 156 3 -1.0 2.3 25 164 13716 5 2 -0.2 -2.0 | 54 5 -3.8 -2.7 26 150 14270 15 6 -1.6 -5.8 | 38 8 -5.2 -6.5 27 127 15240 60 6 -5.2 -3.0 | 67 10 -8.8 -3.7 28 103 16459 60 18 -15.6 -9.0 | 63 22 -19.2 -9.7 29 100 16630 65 18 -16.3 -7.6 | 67 22 -19.9 -8.3 30 74 18288 205 13 5.5 11.8 | 190 11 1.9 11.0 31 72 18465 195 10 2.6 9.7 | 173 9 -1.0 8.9 32 70 18620 190 8 1.4 7.9 | 163 7 -2.2 7.1 33 57 19812 180 5 0.0 5.0 | 140 6 -3.6 4.3 34 50 20580 15 6 -1.6 -5.8 | 38 8 -5.2 -6.5 35 44 21336 10 13 -2.3 -12.8 | 23 15 -5.9 -13.5 36 35 22860 285 4 3.9 -1.0 | 352 2 0.2 -1.8 37 30 23740 185 4 0.3 4.0 | 135 5 -3.3 3.2 Wind Parameters Mean winds (0-6000m): 228.4 at 4.9 knts Storm direction: 258.4 at 3.7 knts Shear (0-3000m) pos: 0.3 neg: 1.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 79.7 deg Storm rel helicity (0-3000m) pos: 2.0 neg: -17.2 tot: -15.2 m^2/s^2 ave: -5.1 10^-3 m/s^2 rel: -0.63 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.14 Bulk Shear: 6.05 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 ------------------------------------------------------------------------------- 500 262 10 264 7| 0.0 12.8 12.8| 1.3 -7.4 -6.1 -12.2 -0.82| 18.5-15.1 1000 258 10 257 7| 0.0 4.2 4.2| 1.3 -15.5 -14.2 -14.2 -0.79| 12.5 -9.8 1500 253 9 250 6| 1.2 2.8 4.1| 1.3 -16.5 -15.2 -10.1 -0.73| 9.6 -7.0 2000 252 8 246 4| 0.9 1.5 2.4| 1.3 -17.1 -15.8 -7.9 -0.72| 7.9 -5.7 2500 250 7 240 3| 0.4 1.2 1.6| 2.0 -17.1 -15.1 -6.0 -0.64| 6.7 -4.3 3000 248 6 232 3| 0.3 1.0 1.3| 2.0 -17.2 -15.2 -5.1 -0.63| 5.7 -3.6 4000 236 6 205 3| 0.2 0.6 0.8| 2.0 -21.2 -19.2 -4.8 -0.61| 5.0 -3.1 5000 235 5 196 2| 0.2 0.2 0.3| 3.9 -32.6 -28.7 -5.7 -0.62| 4.9 -3.1 6000 228 5 181 3| 0.3 0.2 0.4| 10.5 -35.2 -24.6 -4.1 -0.52| 4.5 -2.4 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250423.00.gif