UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 20 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 97 SFC 989 194 25.6 15.6 54 10.0 18.9 140 2 299.7 301.8 292.5 332.9 11.34 2 988 203 24.4 17.4 65 7.0 19.6 138 2 298.6 300.9 293.2 335.7 12.75 3 980 275 24.8 18.8 69 6.0 20.6 122 3 299.7 302.2 294.5 340.8 14.07 4 950 548 25.8 16.8 58 9.0 19.6 207 3 303.4 305.7 294.6 341.3 12.77 5 925 783 24.4 16.4 61 8.0 18.9 230 3 304.3 306.6 294.9 342.3 12.78 6 906 965 24.0 15.0 57 9.0 17.9 242 9 305.7 307.9 294.7 341.4 11.92 7 850 1521 20.2 13.2 64 7.0 15.5 220 10 307.3 309.4 294.7 341.4 11.29 8 701 3154 9.6 3.6 66 6.0 6.1 185 9 313.0 314.3 293.1 335.1 7.09 9 700 3166 9.6 3.6 66 6.0 6.1 185 9 313.1 314.5 293.1 335.3 7.10 10 681 3394 8.4 2.4 66 6.0 5.0 194 9 314.3 315.5 293.1 335.3 6.70 11 635 3970 6.6 -8.4 33 15.0 -0.3 198 11 318.5 319.2 291.5 329.0 3.19 12 630 4035 5.6 -2.4 56 8.0 1.4 196 12 318.1 319.1 292.9 334.5 5.09 13 617 4205 4.6 -2.4 60 7.0 1.0 192 13 318.9 319.9 293.2 335.6 5.20 14 597 4473 3.4 -12.6 30 16.0 -3.3 195 14 320.5 321.0 291.3 328.6 2.43 15 581 4693 1.6 -5.4 60 7.0 -1.9 200 15 320.9 321.8 293.2 335.3 4.40 16 573 4805 1.6 -10.4 40 12.0 -3.7 203 16 322.2 322.8 292.3 332.2 3.02 17 555 5061 -0.7 -9.7 51 9.0 -4.7 206 16 322.4 323.1 292.6 333.4 3.30 18 543 5236 -1.7 -18.7 26 17.0 -7.7 207 16 323.2 323.6 291.4 328.8 1.61 19 537 5324 -2.5 -10.5 54 8.0 -6.0 207 16 323.3 324.0 292.8 334.0 3.20 20 532 5399 -2.7 -10.7 54 8.0 -6.1 208 16 323.9 324.6 292.9 334.6 3.18 21 517 5625 -2.9 -20.9 24 18.0 -9.0 209 16 326.4 326.6 292.0 331.3 1.40 22 504 5827 -3.9 -24.9 18 21.0 -10.3 210 16 327.5 327.7 292.0 331.1 1.01 23 500 5890 -4.3 -21.3 25 17.0 -9.9 210 16 327.8 328.1 292.4 332.7 1.40 24 490 6049 -5.3 -26.3 17 21.0 -11.4 206 17 328.5 328.7 292.2 331.8 0.91 25 452 6677 -8.7 -25.7 24 17.0 -13.6 207 15 331.9 332.1 293.2 335.7 1.04 26 447 6763 -9.7 -16.7 57 7.0 -12.3 207 15 331.7 332.1 294.3 339.8 2.32 27 424 7168 -12.1 -29.1 23 17.0 -16.4 209 14 333.7 333.8 293.5 336.7 0.81 28 421 7222 -12.7 -22.7 43 10.0 -15.7 209 14 333.6 333.9 294.0 338.8 1.47 29 405 7516 -14.9 -29.9 27 15.0 -18.5 210 13 334.4 334.6 293.7 337.4 0.79 30 400 7610 -15.7 -23.7 50 8.0 -18.0 210 13 334.6 334.9 294.3 339.7 1.41 31 398 7648 -15.7 -22.7 55 7.0 -17.8 210 14 335.1 335.4 294.5 340.6 1.55 32 388 7840 -16.7 -23.7 55 7.0 -18.7 214 13 336.2 336.5 294.7 341.5 1.46 33 386 7878 -16.5 -27.5 38 11.0 -19.3 214 13 337.0 337.2 294.5 340.8 1.04 34 377 8055 -17.7 -25.7 50 8.0 -19.8 217 13 337.7 337.9 294.8 342.2 1.25 35 352 8566 -20.7 -31.7 37 11.0 -23.1 225 11 340.3 340.5 295.1 343.2 0.76 36 345 8715 -21.7 -37.7 22 16.0 -24.5 228 10 340.9 341.0 295.0 342.6 0.43 37 329 9063 -23.9 -31.9 48 8.0 -25.6 233 9 342.5 342.7 295.7 345.6 0.80 38 300 9730 -29.3 -37.3 46 8.0 -30.6 260 9 344.1 344.2 295.8 346.1 0.52 39 284 10117 -32.3 -43.3 33 11.0 -33.6 260 9 345.2 345.3 295.8 346.4 0.29 40 250 11000 -39.5 -44.5 59 5.0 -39.9 265 10 347.3 347.4 296.3 348.5 0.29 41 247 11083 -40.3 -45.1 60 4.8 -40.7 264 10 347.3 347.4 296.3 348.5 0.28 42 213 12077 -48.9 -53.9 56 5.0 -49.1 256 11 349.0 349.0 296.5 349.5 0.12 43 205 12329 -50.3 -60.3 30 10.0 -50.6 251 9 350.6 350.6 296.8 350.9 0.06 44 200 12490 -51.7 -60.7 33 9.0 -52.0 245 7 350.9 350.9 296.9 351.1 0.05 45 150 14290 -67.5 -71.4 57 3.9 -67.5 300 2 353.8 353.8 297.5 353.9 0.02 46 144 14534 -69.7 -73.5 57 3.8 -69.7 316 2 354.1 354.1 297.5 354.2 0.01 47 115 15841 -78.9 -80.7 75 1.8 -78.9 31 4 360.6 360.6 298.8 360.6 0.01 48 110 16093 -80.1 -82.6 66 2.5 -80.1 43 5 362.9 362.9 299.2 363.0 0.00 49 100 16630 -80.7 -82.7 72 2.0 -80.7 70 4 371.8 371.8 300.9 371.8 0.00 50 89 17284 -80.7 -83.3 65 2.6 -80.7 70 10 384.4 384.4 302.9 384.4 0.00 51 88 17347 -81.1 -84.0 61 2.9 -81.1 70 11 384.9 384.9 303.0 384.9 0.00 52 79 17945 -84.9 -85.2 95 0.3 -84.9 70 16 389.1 389.1 303.6 389.1 0.00 53 78 18015 -85.5 -86.4 85 0.9 -85.5 70 17 389.2 389.2 303.7 389.2 0.00 54 73 18383 -80.3 -84.0 54 3.7 -80.3 101 11 407.7 407.7 306.2 407.7 0.00 55 70 18620 -78.7 -81.9 59 3.2 -78.7 90 9 416.0 416.0 307.3 416.1 0.01 56 69 18702 -78.5 -82.0 56 3.5 -78.5 94 9 418.2 418.2 307.5 418.2 0.01 57 65 19043 -78.9 -82.0 60 3.1 -78.9 110 10 424.5 424.5 308.2 424.5 0.01 58 64 19131 -79.7 -83.7 51 4.0 -79.7 114 11 424.6 424.6 308.3 424.6 0.01 59 62 19314 -74.3 -79.3 46 5.0 -74.3 123 11 440.5 440.5 309.9 440.5 0.01 60 56 19912 -71.1 -79.1 30 8.0 -71.2 137 12 460.8 460.8 311.8 460.8 0.01 61 54 20131 -65.5 -75.5 24 10.0 -65.7 122 10 478.5 478.5 313.4 478.6 0.03 62 54 20131 -65.5 -75.5 24 10.0 -65.7 122 10 478.5 478.5 313.4 478.6 0.03 63 50 20600 -64.9 -74.9 24 10.0 -65.1 90 5 490.5 490.6 314.2 490.7 0.03 64 42 21673 -62.3 -75.3 16 13.0 -62.7 88 10 522.1 522.1 316.4 522.3 0.03 65 37 22466 -57.5 -72.5 13 15.0 -58.4 73 9 553.7 553.7 318.3 554.1 0.06 66 33 23185 -60.9 -74.9 14 14.0 -61.6 76 12 563.1 563.1 318.8 563.4 0.04 67 30 23780 -59.7 -73.7 15 14.0 -60.5 95 18 581.9 581.9 319.8 582.3 0.06 68 29 23876 -60.3 -74.3 14 14.0 -61.1 92 18 585.9 585.9 320.0 586.3 0.06 69 27 24096 -53.5 -70.5 11 17.0 -55.3 84 19 617.1 617.1 321.4 617.9 0.11 70 25 24361 -51.7 -68.7 11 17.0 -53.9 80 20 636.0 636.1 322.2 637.2 0.15 71 21 25024 -53.1 -68.1 15 15.0 -55.3 77 26 664.3 664.4 323.3 665.9 0.19 72 7.0 30080 -77.9 807.0 TRP 78 18015 -85.5 -86.4 85 0.9 -85.5 70 17 389.2 389.2 303.7 389.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 560.48 mb = 4983.41 m = 16349.57 ft Wetbulb zero: 637.86 mb = 3933.19 m = 12904.02 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 54.53 % Est. max temperature: 33.58 C = 92.44 F Sfc-Lift cond lev (LCL): 854.29 mb = 1477.13 m = 4846.17 ft T: 20.50 C 700-500 lapse rate: 5.10 C/km ThetaE index: 6.32 C Layer 701.0- 700.0 mb Conv cond level (CCL): 746.25 mb = 2624.04 m = 8608.95 ft Mean mixing ratio: 12.75 g/kg Conv temperature: 37.05 C = 98.69 F Cap Strength: 4.34 C Lifted Index: 2.01 C Risk: None Lifted Index @300 mb: 4.08 C Lifted Index @700 mb: 1.55 C Showalter Index: 1.89 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 17.50 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 194.40 Risk: None Energy Index: -1.62 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.30 J/kg Max Up Vert Vel: 7.39 m/s Conv Inhibition (B-): 33889.23 J/kg Cap Strength: 4.34 C Lift Cond Lev (LCL): 833.21 mb = 1690.05 m = 5544.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 8 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 ---------------------------------------------------------- 0 989 194 140 2 -1.3 1.5 | 64 9 -7.9 -3.8 1 977 305 115 4 -3.6 1.7 | 71 11 -10.2 -3.6 2 943 610 230 3 2.3 1.9 | 52 5 -4.3 -3.4 3 925 783 230 3 2.3 1.9 | 52 5 -4.3 -3.4 4 911 914 245 9 8.2 3.8 | 314 2 1.5 -1.5 5 880 1219 225 10 7.1 7.1 | 195 2 0.5 1.8 6 850 1521 220 10 6.4 7.7 | 176 2 -0.2 2.4 7 820 1829 200 11 3.8 10.3 | 150 6 -2.8 5.0 8 791 2134 185 11 1.0 11.0 | 135 8 -5.7 5.7 9 763 2438 180 11 0.0 11.0 | 131 9 -6.6 5.7 10 736 2743 180 9 0.0 9.0 | 119 8 -6.6 3.7 11 700 3166 185 9 0.8 9.0 | 122 7 -5.8 3.7 12 659 3658 205 10 4.2 9.1 | 148 4 -2.4 3.8 13 611 4267 190 13 2.3 12.8 | 150 9 -4.4 7.5 14 567 4877 205 16 6.8 14.5 | 181 9 0.2 9.2 15 500 5890 210 16 8.0 13.9 | 189 9 1.4 8.5 16 487 6096 205 17 7.2 15.4 | 183 10 0.6 10.1 17 400 7610 210 13 6.5 11.3 | 179 6 -0.1 6.0 18 399 7620 210 14 7.0 12.1 | 183 7 0.4 6.8 19 325 9144 235 9 7.4 5.2 | 281 1 0.8 -0.1 20 300 9730 260 9 8.9 1.6 | 329 4 2.3 -3.7 21 262 10668 260 9 8.9 1.6 | 329 4 2.3 -3.7 22 250 11000 265 10 10.0 0.9 | 323 6 3.4 -4.4 23 209 12192 255 11 10.6 2.8 | 301 5 4.0 -2.5 24 200 12490 245 7 6.3 3.0 | 6 2 -0.3 -2.3 25 164 13716 295 2 1.8 -0.8 | 38 8 -4.8 -6.2 26 150 14290 300 2 1.7 -1.0 | 38 8 -4.9 -6.3 27 127 15240 5 2 -0.2 -2.0 | 43 10 -6.8 -7.3 28 103 16459 60 6 -5.2 -3.0 | 55 14 -11.8 -8.3 29 100 16630 70 4 -3.8 -1.4 | 57 12 -10.4 -6.7 30 78 18015 70 17 -16.0 -5.8 | 64 25 -22.6 -11.1 31 74 18288 105 12 -11.6 3.1 | 83 18 -18.2 -2.2 32 70 18620 90 9 -9.0 0.0 | 71 16 -15.6 -5.3 33 57 19812 145 13 -7.5 10.6 | 111 15 -14.1 5.3 34 50 20600 90 5 -5.0 0.0 | 65 13 -11.6 -5.3 35 44 21336 95 10 -10.0 0.9 | 75 17 -16.6 -4.4 36 35 22860 65 8 -7.3 -3.4 | 58 16 -13.9 -8.7 37 30 23780 95 18 -17.9 1.6 | 81 25 -24.5 -3.7 38 26 24384 80 19 -18.7 -3.3 | 71 27 -25.3 -8.6 39 18 25908 75 31 -29.9 -8.0 | 70 39 -36.6 -13.3 Wind Parameters Mean winds (0-6000m): 201.2 at 11.3 knts Storm direction: 231.2 at 8.5 knts Shear (0-3000m) pos: 0.8 neg: 1.3 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 58.8 deg Storm rel helicity (0-3000m) pos: 5.8 neg: -17.9 tot: -12.1 m^2/s^2 ave: -4.0 10^-3 m/s^2 rel: -0.48 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.57 Bulk Shear: 10.62 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 ------------------------------------------------------------------------------- 500 163 3 74 8| 3.7 0.0 3.7| 4.9 -4.2 0.8 1.5 -0.07| 9.1 -0.7 1000 223 5 64 3| 1.9 3.6 5.4| 4.9 -7.6 -2.6 -2.6 -0.45| 9.4 -4.3 1500 221 7 88 2| 1.2 2.7 3.9| 4.9 -8.8 -3.9 -2.6 -0.47| 7.4 -3.5 2000 211 8 121 3| 0.9 2.4 3.3| 4.9 -13.4 -8.4 -4.2 -0.49| 6.8 -3.3 2500 203 9 127 4| 0.7 1.6 2.3| 4.9 -17.4 -12.5 -5.0 -0.51| 5.9 -3.0 3000 199 9 126 5| 0.8 1.3 2.1| 5.8 -17.9 -12.1 -4.0 -0.48| 5.1 -2.5 4000 198 9 132 5| 1.0 1.4 2.4| 9.7 -18.0 -8.4 -2.1 -0.33| 4.7 -1.5 5000 199 10 143 5| 1.3 1.1 2.4| 21.7 -18.0 3.7 0.7 -0.16| 4.3 -0.7 6000 201 11 154 6| 1.1 1.1 2.2| 23.7 -20.4 3.3 0.6 -0.15| 3.9 -0.6 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20250420.00.gif