UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 29 OCT 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 67 290 6 SFC 999 76 30.0 25.0 75 5.0 26.3 290 6 303.2 307.0 299.4 363.8 20.35 2 997 94 28.6 23.6 74 5.0 24.9 290 7 302.0 305.4 298.2 357.3 18.70 3 950 524 24.4 22.7 90 1.7 23.2 287 16 301.9 305.4 298.1 356.9 18.59 4 925 759 22.6 22.1 97 0.5 22.2 290 16 302.4 305.8 298.1 356.9 18.40 5 900 997 21.6 21.1 97 0.5 21.2 290 20 303.8 307.1 298.0 356.6 17.77 6 889 1103 20.8 20.3 97 0.5 20.5 290 22 304.0 307.2 297.7 354.9 17.11 7 882 1172 18.4 17.5 94 0.9 17.8 290 23 302.2 304.9 295.4 344.8 14.41 8 863 1358 16.6 14.5 87 2.1 15.2 290 27 302.2 304.5 293.9 338.0 12.12 9 850 1487 16.2 13.8 86 2.4 14.6 290 29 303.1 305.3 293.8 338.0 11.75 10 783 2182 14.0 11.3 84 2.7 12.3 285 31 308.0 310.0 294.5 340.7 10.81 11 767 2356 14.8 5.8 55 9.0 9.5 283 29 310.6 312.1 292.8 334.0 7.56 12 700 3124 10.8 1.8 54 9.0 5.8 265 23 314.4 315.6 292.8 334.1 6.24 13 690 3244 10.2 -1.8 43 12.0 3.9 262 24 315.1 316.0 291.9 330.5 4.86 14 679 3377 9.6 1.6 57 8.0 5.1 258 24 315.9 317.1 293.3 335.9 6.34 15 644 3814 7.0 0.0 61 7.0 3.2 245 26 317.7 318.9 293.5 336.7 5.95 16 620 4126 6.0 -15.0 20 21.0 -2.4 243 26 320.0 320.4 290.7 326.5 1.92 17 584 4613 4.0 -19.0 17 23.0 -4.5 254 24 323.2 323.5 291.2 328.3 1.46 18 574 4754 3.0 -20.0 17 23.0 -5.2 257 24 323.7 323.9 291.3 328.4 1.36 19 571 4796 2.6 -11.4 35 14.0 -3.5 258 23 323.7 324.2 292.6 333.1 2.80 20 565 4881 2.2 -9.8 41 12.0 -3.2 260 23 324.2 324.8 293.0 334.9 3.22 21 558 4982 1.8 -21.2 16 23.0 -6.2 262 23 324.9 325.1 291.5 329.3 1.26 22 537 5290 0.0 -26.0 12 26.0 -8.0 269 21 326.3 326.5 291.5 329.4 0.85 23 504 5797 -1.7 -43.7 2 42.0 -10.4 280 19 330.2 330.2 291.9 330.8 0.16 24 500 5860 -2.1 -44.1 2 42.0 -10.7 275 16 330.5 330.5 292.0 331.1 0.15 25 488 6052 -3.3 -23.3 20 20.0 -9.8 273 15 331.3 331.6 293.2 335.6 1.20 26 473 6298 -5.1 -30.1 12 25.0 -11.9 271 13 332.1 332.2 292.9 334.5 0.66 27 466 6415 -5.9 -41.9 4 36.0 -13.2 270 12 332.5 332.5 292.6 333.3 0.21 28 460 6516 -6.5 -36.5 7 30.0 -13.4 273 10 333.0 333.0 292.9 334.4 0.37 29 450 6687 -7.7 -16.7 48 9.0 -11.1 279 6 333.6 334.0 294.7 341.6 2.30 30 431 7020 -10.7 -16.7 61 6.0 -12.9 350 5 333.9 334.4 294.8 342.3 2.40 31 400 7590 -13.9 -24.9 39 11.0 -17.1 255 11 336.9 337.2 294.7 341.6 1.27 32 393 7724 -14.7 -30.7 24 16.0 -18.6 249 10 337.6 337.7 294.4 340.4 0.75 33 306 9568 -28.3 -51.3 9 23.0 -30.6 123 27 343.5 343.6 295.3 344.0 0.11 34 300 9710 -29.7 -52.7 9 23.0 -31.8 120 30 343.5 343.5 295.3 343.9 0.10 35 253 10889 -39.7 -53.7 21 14.0 -40.6 84 36 345.9 345.9 295.8 346.3 0.10 36 250 10970 -40.3 -54.3 21 14.0 -41.1 80 37 346.2 346.2 295.8 346.6 0.10 37 232 11478 -45.1 -55.1 32 10.0 -45.6 80 37 346.3 346.4 295.9 346.7 0.09 38 228 11595 -46.1 -54.1 40 8.0 -46.5 80 37 346.5 346.6 296.0 347.0 0.11 39 200 12460 -52.9 -65.9 19 13.0 -53.2 95 51 349.0 349.0 296.4 349.1 0.03 40 182 13065 -55.1 -78.1 4 23.0 -55.4 95 49 355.0 355.0 297.7 355.0 0.00 41 150 14270 -65.9 -82.9 8 17.0 -66.0 75 46 356.6 356.6 298.0 356.6 0.00 42 130 15123 -72.7 -86.7 10 14.0 -72.8 82 47 359.3 359.3 298.5 359.3 0.00 43 117 15738 -75.0 -88.2 11 13.2 -75.0 85 78 366.0 366.0 299.8 366.0 0.00 44 100 16640 -78.5 -90.5 12 12.0 -78.5 95 26 376.1 376.1 301.6 376.1 0.00 45 86 17489 -83.7 -90.7 28 7.0 -83.7 315 13 382.1 382.1 302.6 382.1 0.00 46 83 17688 -80.7 -90.7 17 10.0 -80.7 316 12 392.2 392.2 304.1 392.2 0.00 47 72 18490 -80.5 -87.5 30 7.0 -80.5 319 10 408.9 408.9 306.4 408.9 0.00 48 70 18650 -78.7 -87.7 22 9.0 -78.7 320 9 416.0 416.0 307.2 416.0 0.00 49 64 19160 -78.5 -87.5 22 9.0 -78.6 355 14 427.3 427.3 308.6 427.3 0.00 50 62 19343 -75.1 -87.1 14 12.0 -75.2 7 16 438.7 438.7 309.7 438.7 0.00 51 50 20600 -71.9 -88.9 6 17.0 -72.0 90 28 474.1 474.1 313.0 474.1 0.00 52 43 21498 -69.5 -89.5 4 20.0 -69.7 93 36 500.9 500.9 315.0 500.9 0.00 53 36 22575 -64.7 -89.7 2 25.0 -65.1 96 45 539.4 539.4 317.5 539.4 0.00 54 35 22749 -60.5 -89.5 1 29.0 -61.3 97 46 554.7 554.7 318.3 554.7 0.00 55 32 23311 -59.3 -88.3 1 29.0 -60.2 99 51 572.3 572.3 319.3 572.3 0.00 56 30 23720 -55.1 -88.1 1 33.0 -56.7 100 54 594.4 594.4 320.3 594.5 0.01 57 29 23938 -53.3 -88.3 1 35.0 -55.2 100 53 605.2 605.2 320.9 605.2 0.01 58 20 26350 -50.5 -86.5 1 36.0 -53.8 100 45 681.6 681.6 323.8 681.7 0.01 59 16 27815 -47.1 -84.1 1 37.0 -52.2 65 34 737.6 737.6 325.6 737.8 0.02 60 14 28696 -48.5 -85.5 1 37.0 -53.5 43 27 761.6 761.6 326.3 761.7 0.02 61 10 30940 -42.3 -80.3 1 38.0 -51.3 350 10 861.6 861.7 328.7 862.3 0.06 62 9.4 31359 -41.1 -80.1 1 39.0 -51.1 881.6 881.6 329.1 882.3 0.07 63 8.6 31969 -37.1 919.9 TRP 86 17489 -83.7 -90.7 28 7.0 -83.7 315 13 382.1 382.1 302.6 382.1 0.00 WND 117 15738 -75.0 -88.2 11 13.2 -75.0 85 78 366.0 366.0 299.8 366.0 0.00 Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 537.00 mb = 5290.23 m = 17356.17 ft Wetbulb zero: 630.42 mb = 3988.87 m = 13086.67 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 53.98 % Est. max temperature: 29.95 C = 85.91 F Sfc-Lift cond lev (LCL): 929.72 mb = 714.14 m = 2342.94 ft T: 22.94 C 700-500 lapse rate: 4.71 C/km ThetaE index: 18.91 C Layer 900.0- 783.0 mb Conv cond level (CCL): 906.25 mb = 936.88 m = 3073.71 ft Mean mixing ratio: 18.47 g/kg Conv temperature: 30.19 C = 86.34 F Cap Strength: 0.29 C Lifted Index: -1.53 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.99 C Lifted Index @700 mb: -1.64 C Showalter Index: 5.56 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 18.30 C Cross Totals Index: 15.90 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 239.60 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1599.37 J/kg Max Up Vert Vel: 56.56 m/s Conv Inhibition (B-): 2.32 J/kg Cap Strength: 0.89 C Lift Cond Lev (LCL): 920.74 mb = 799.10 m = 2621.68 ft Lev Free Conv (LFC): 885.74 mb = 1135.11 m = 3724.06 ft Equ Level (EL): 145.74 mb = 14441.83 m = 47380.74 ft B at Equ Level: 1597.11 J/kg Max Parcel Lev (MPL): 75.74 mb = 18204.41 m = 59725.04 ft Wind level data Storm motion: 301 at 17 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 ---------------------------------------------------------- 0 999 76 290 6 5.6 -2.1 | 127 12 -9.3 6.9 1 974 305 285 16 15.5 -4.1 | 186 5 0.5 4.8 2 925 759 290 16 15.0 -5.5 | 181 4 0.1 3.5 3 850 1487 290 29 27.3 -9.9 | 274 12 12.3 -0.9 4 846 1524 290 29 27.3 -9.9 | 274 12 12.3 -0.9 5 787 2134 285 32 30.9 -8.3 | 267 16 16.0 0.7 6 732 2743 280 24 23.6 -4.2 | 241 10 8.7 4.8 7 700 3124 265 23 22.9 2.0 | 216 14 8.0 11.0 8 631 3962 240 27 23.4 13.5 | 201 24 8.4 22.5 9 504 5791 280 19 18.7 -3.3 | 213 7 3.8 5.7 10 500 5860 275 16 15.9 -1.4 | 187 8 1.0 7.6 11 466 6401 270 12 12.0 -0.0 | 162 9 -3.0 9.0 12 448 6706 280 5 4.9 -0.9 | 129 13 -10.0 8.1 13 431 7010 350 5 0.9 -4.9 | 106 15 -14.1 4.1 14 414 7315 285 3 2.9 -0.8 | 124 15 -12.1 8.2 15 400 7590 255 11 10.6 2.8 | 160 13 -4.3 11.8 16 398 7620 270 9 9.0 -0.0 | 146 11 -6.0 9.0 17 382 7925 205 11 4.6 10.0 | 151 22 -10.3 19.0 18 352 8534 160 22 -7.5 20.7 | 143 37 -22.5 29.7 19 338 8839 145 31 -17.8 25.4 | 136 47 -32.7 34.4 20 324 9144 135 22 -15.6 15.6 | 129 39 -30.5 24.5 21 311 9449 125 24 -19.7 13.8 | 123 41 -34.6 22.8 22 300 9710 120 30 -26.0 15.0 | 120 47 -40.9 24.0 23 298 9754 120 30 -26.0 15.0 | 120 47 -40.9 24.0 24 273 10363 110 28 -26.3 9.6 | 114 45 -41.3 18.6 25 250 10970 80 37 -36.4 -6.4 | 93 51 -51.4 2.6 26 228 11582 80 37 -36.4 -6.4 | 93 51 -51.4 2.6 27 208 12192 85 41 -40.8 -3.6 | 96 56 -55.8 5.4 28 200 12460 95 51 -50.8 4.4 | 102 67 -65.8 13.4 29 189 12802 100 50 -49.2 8.7 | 105 67 -64.2 17.7 30 156 14021 75 47 -45.4 -12.2 | 87 60 -60.4 -3.2 31 150 14270 75 46 -44.4 -11.9 | 87 59 -59.4 -2.9 32 121 15545 85 48 -47.8 -4.2 | 94 63 -62.8 4.8 33 117 15738 85 78 -77.7 -6.8 | 91 93 -92.7 2.2 34 115 15850 85 49 -48.8 -4.3 | 94 64 -63.8 4.7 35 103 16459 80 51 -50.2 -8.9 | 90 65 -65.2 0.1 36 100 16640 95 26 -25.9 2.3 | 105 42 -40.9 11.3 37 86 17489 315 13 9.2 -9.2 | 88 6 -5.8 -0.2 38 70 18650 320 9 5.8 -6.9 | 103 9 -9.2 2.1 39 50 20600 90 28 -28.0 0.0 | 102 44 -43.0 9.0 40 30 23720 100 54 -53.2 9.4 | 105 71 -68.1 18.4 41 20 26350 100 45 -44.3 7.8 | 106 62 -59.3 16.8 42 10 30940 350 10 1.7 -9.8 | 86 13 -13.2 -0.9 Wind Parameters Mean winds (0-6000m): 271.0 at 23.3 knts Storm direction: 301.0 at 17.4 knts Shear (0-3000m) pos: 1.0 neg: 2.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 91.8 deg Storm rel helicity (0-3000m) pos: 23.4 neg: -39.1 tot: -15.8 m^2/s^2 ave: -5.3 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 0.4 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 105.63 Bulk Shear: 15.14 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 ------------------------------------------------------------------------------- 500 286 14 160 5| 0.0 10.3 10.3| 12.1 -0.1 12.0 23.9 0.63| 11.1 7.0 1000 288 16 180 4| 2.9 5.1 8.1| 17.1 -0.2 16.8 16.8 0.68| 8.7 5.9 1500 289 19 230 4| 2.0 6.0 8.0| 23.4 -0.5 22.8 15.2 0.58| 8.4 4.9 2000 288 22 252 6| 1.5 5.2 6.7| 23.4 -5.7 17.7 8.8 0.46| 7.2 3.3 2500 287 24 255 8| 1.2 3.1 4.2| 23.4 -20.6 2.7 1.1 0.26| 7.0 1.8 3000 285 24 251 8| 1.0 2.3 3.3| 23.4 -39.1 -15.8 -5.3 0.06| 7.1 0.4 4000 276 24 235 11| 0.7 2.7 3.4| 26.4 -66.5 -40.1 -10.0 -0.05| 7.0 -0.3 5000 272 24 228 12| 1.3 2.2 3.5| 42.9 -66.5 -23.6 -4.7 0.01| 6.7 0.1 6000 271 23 224 12| 1.4 1.7 3.1| 44.3 -76.2 -32.0 -5.3 -0.05| 6.5 -0.3 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251029.12.gif