UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102300.upa.cvt Date: 0000Z 23 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 23 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 64 0 0 SFC 999 73 24.0 23.4 96 0.6 23.6 0 0 297.2 300.6 296.8 350.6 18.43 2 994 117 25.6 23.1 86 2.5 23.8 331 2 299.3 302.6 297.1 352.4 18.19 3 925 750 21.8 19.9 89 1.9 20.5 225 18 301.6 304.5 296.4 348.8 16.01 4 850 1481 17.6 14.9 84 2.7 15.8 240 20 304.6 306.9 294.8 342.3 12.64 5 813 1864 15.2 12.7 85 2.5 13.6 243 22 305.9 308.1 294.4 340.2 11.43 6 785 2164 14.2 8.2 67 6.0 10.5 245 24 307.9 309.6 292.9 334.5 8.73 7 729 2791 10.6 9.0 90 1.6 9.6 250 27 310.6 312.5 294.6 341.0 9.94 8 704 3084 9.6 4.9 72 4.7 6.8 250 27 312.6 314.1 293.5 336.6 7.74 9 700 3132 9.2 4.2 71 5.0 6.3 250 27 312.7 314.1 293.2 335.7 7.41 10 665 3556 6.8 4.8 87 2.0 5.6 250 26 314.6 316.2 294.3 340.0 8.14 11 651 3731 7.0 2.1 71 4.9 4.2 246 27 316.7 318.1 293.9 338.5 6.86 12 623 4092 4.0 2.4 89 1.6 3.1 231 29 317.3 318.7 294.4 340.5 7.33 13 550 5100 0.0 -2.3 84 2.3 -1.2 245 22 324.1 325.2 295.1 343.3 5.89 14 500 5860 -3.5 -7.5 74 4.0 -5.4 245 16 328.8 329.6 295.1 343.4 4.36 15 495 5940 -3.9 -8.0 73 4.1 -5.8 245 15 329.2 330.1 295.1 343.5 4.23 16 400 7590 -14.9 -17.2 83 2.3 -15.7 0 1 335.6 336.1 295.4 344.4 2.48 17 388 7819 -16.1 -18.7 80 2.6 -17.0 137 3 337.0 337.4 295.5 345.0 2.25 18 367 8235 -19.7 -20.4 94 0.7 -19.9 161 6 337.6 338.0 295.5 345.0 2.06 19 341 8775 -23.7 -24.6 92 0.9 -23.9 141 9 339.3 339.6 295.5 344.9 1.53 20 309 9488 -27.5 -34.5 51 7.0 -28.7 144 13 343.7 343.8 295.8 346.3 0.66 21 300 9700 -29.1 -37.1 46 8.0 -30.4 140 16 344.4 344.5 295.8 346.4 0.53 22 256 10817 -37.7 -50.7 24 13.0 -38.7 140 21 347.6 347.7 296.3 348.2 0.14 23 250 10980 -39.3 -52.3 24 13.0 -40.2 140 22 347.6 347.7 296.2 348.1 0.12 24 221 11808 -46.7 -56.7 31 10.0 -47.1 123 26 348.7 348.7 296.4 349.1 0.08 25 208 12206 -50.3 -56.3 49 6.0 -50.5 109 33 349.2 349.2 296.5 349.6 0.09 26 200 12460 -52.1 -61.1 33 9.0 -52.4 100 37 350.3 350.3 296.7 350.5 0.05 27 195 12624 -53.5 -65.5 22 12.0 -53.8 99 37 350.6 350.6 296.8 350.7 0.03 28 150 14260 -67.9 -73.9 42 6.0 -67.9 90 58 353.1 353.1 297.3 353.2 0.01 29 114 15850 -80.6 -85.7 42 5.1 -80.6 100 69 358.3 358.3 298.4 358.3 0.00 30 109 16100 -82.7 -87.6 42 4.9 -82.7 100 63 359.0 359.0 298.5 359.0 0.00 31 100 16580 -81.7 -87.7 35 6.0 -81.7 85 37 369.9 369.9 300.5 369.9 0.00 32 96 16807 -82.9 -88.9 35 6.0 -82.9 89 35 371.9 371.9 300.9 371.9 0.00 33 92 17046 -78.9 -87.9 22 9.0 -78.9 84 31 384.3 384.3 302.9 384.3 0.00 34 88 17300 -75.1 -85.1 20 10.0 -75.2 80 27 396.9 396.9 304.8 396.9 0.00 35 77 18079 -71.5 -83.5 15 12.0 -71.6 65 14 419.8 419.8 307.7 419.8 0.00 36 70 18640 -71.7 -84.7 13 13.0 -71.8 55 5 431.0 431.0 308.9 431.0 0.00 37 61 19450 -73.1 -87.1 10 14.0 -73.2 67 12 445.2 445.2 310.4 445.2 0.00 38 52 20388 -72.1 -89.1 6 17.0 -72.2 82 20 468.3 468.3 312.5 468.3 0.00 39 50 20620 -70.9 -88.9 5 18.0 -71.1 85 22 476.4 476.4 313.2 476.4 0.00 40 47 20987 -70.3 -89.3 5 19.0 -70.5 486.4 486.4 314.0 486.4 0.00 41 43 21524 -64.1 -89.1 2 25.0 -64.5 514.1 514.1 315.9 514.2 0.00 42 34 22969 -62.1 -90.1 1 28.0 -62.7 555.1 555.1 318.3 555.1 0.00 TRP 109 16100 -82.7 -87.6 42 4.9 -82.7 100 63 359.0 359.0 298.5 359.0 0.00 WND 114 15850 -80.6 -85.7 42 5.1 -80.6 100 69 358.3 358.3 298.4 358.3 0.00 Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 550.00 mb = 5099.79 m = 16731.40 ft Wetbulb zero: 570.66 mb = 4801.47 m = 15752.67 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 82.61 % Est. max temperature: 31.38 C = 88.49 F Sfc-Lift cond lev (LCL): 990.74 mb = 146.07 m = 479.23 ft T: 25.43 C 700-500 lapse rate: 4.66 C/km ThetaE index: 17.94 C Layer 925.0- 729.0 mb Conv cond level (CCL): 892.19 mb = 1062.24 m = 3484.98 ft Mean mixing ratio: 16.70 g/kg Conv temperature: 29.64 C = 85.35 F Cap Strength: 1.00 C Lifted Index: -0.53 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.64 C Lifted Index @700 mb: -1.37 C Showalter Index: 2.34 C Risk: Showers probable Total Totals Index: 39.50 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 18.40 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 270.69 Risk: None Energy Index: 0.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 426.76 J/kg Max Up Vert Vel: 29.22 m/s Conv Inhibition (B-): 11.52 J/kg Cap Strength: 1.00 C Lift Cond Lev (LCL): 919.79 mb = 798.80 m = 2620.69 ft Lev Free Conv (LFC): 854.79 mb = 1432.38 m = 4699.36 ft Equ Level (EL): 204.79 mb = 12306.50 m = 40375.18 ft B at Equ Level: 422.49 J/kg Max Parcel Lev (MPL): 104.79 mb = 16319.31 m = 53540.40 ft Wind level data Storm motion: 271 at 16 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 73 0 0 -0.0 -0.0 | 91 16 -16.4 0.3 1 973 305 205 8 3.4 7.3 | 120 15 -13.0 7.5 2 925 750 225 18 12.7 12.7 | 164 14 -3.7 13.0 3 908 914 225 18 12.7 12.7 | 164 14 -3.7 13.0 4 850 1481 240 20 17.3 10.0 | 185 10 0.9 10.3 5 733 2743 250 27 25.4 9.2 | 223 13 8.9 9.5 6 700 3132 250 27 25.4 9.2 | 223 13 8.9 9.5 7 656 3658 250 26 24.4 8.9 | 221 12 8.0 9.2 8 632 3962 230 29 22.2 18.6 | 197 20 5.8 18.9 9 586 4572 235 29 23.8 16.6 | 203 18 7.3 16.9 10 564 4877 245 23 20.8 9.7 | 204 11 4.4 10.0 11 500 5860 245 16 14.5 6.8 | 165 7 -1.9 7.0 12 466 6401 245 10 9.1 4.2 | 121 9 -7.4 4.5 13 431 7010 280 6 5.9 -1.0 | 86 11 -10.5 -0.8 14 414 7315 280 6 5.9 -1.0 | 86 11 -10.5 -0.8 15 400 7590 0 1 -0.0 -1.0 | 87 16 -16.4 -0.7 16 398 7620 55 2 -1.6 -1.1 | 87 18 -18.1 -0.9 17 382 7925 185 3 0.3 3.0 | 101 16 -16.2 3.3 18 352 8534 135 10 -7.1 7.1 | 107 25 -23.5 7.3 19 324 9144 150 8 -4.0 6.9 | 109 22 -20.4 7.2 20 300 9700 140 16 -10.3 12.3 | 115 30 -26.7 12.5 21 298 9754 140 12 -7.7 9.2 | 111 26 -24.1 9.5 22 250 10980 140 22 -14.1 16.9 | 119 35 -30.6 17.1 23 228 11582 130 22 -16.9 14.1 | 113 36 -33.3 14.4 24 200 12460 100 37 -36.4 6.4 | 97 53 -52.9 6.7 25 199 12497 100 35 -34.5 6.1 | 97 51 -50.9 6.4 26 172 13411 95 47 -46.8 4.1 | 94 63 -63.2 4.4 27 164 13716 90 52 -52.0 0.0 | 90 68 -68.4 0.3 28 150 14260 90 58 -58.0 0.0 | 90 74 -74.4 0.3 29 114 15850 95 63 -62.8 5.5 | 94 79 -79.2 5.8 30 114 15850 100 69 -68.0 12.0 | 98 85 -84.4 12.3 31 109 16100 100 63 -62.0 10.9 | 98 79 -78.5 11.2 32 108 16154 100 69 -68.0 12.0 | 98 85 -84.4 12.3 33 100 16580 85 37 -36.9 -3.2 | 87 53 -53.3 -2.9 34 97 16764 90 36 -36.0 0.0 | 90 52 -52.4 0.3 35 70 18640 55 5 -4.1 -2.9 | 83 21 -20.5 -2.6 36 50 20620 85 22 -21.9 -1.9 | 88 38 -38.3 -1.6 Wind Parameters Mean winds (0-6000m): 241.0 at 21.9 knts Storm direction: 271.0 at 16.4 knts Shear (0-3000m) pos: 2.9 neg: 2.4 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 132.3 deg Storm rel helicity (0-3000m) pos: 102.3 neg: -5.7 tot: 96.6 m^2/s^2 ave: 32.2 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.0 10^-3/s Energy-Hel index: 0.24 Bulk Rich Number: 13.09 Bulk Shear: 32.59 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 ------------------------------------------------------------------------------- 500 211 8 119 14| 0.0 14.4 14.4| 49.4 -5.7 43.7 87.5 0.69| 19.0 13.0 1000 221 13 140 13| 2.9 7.2 10.1| 69.8 -5.7 64.1 64.1 0.75| 12.6 9.4 1500 228 15 152 12| 3.3 4.8 8.1| 80.9 -5.7 75.2 50.1 0.76| 9.9 7.6 2000 233 17 163 11| 3.3 3.6 6.9| 89.6 -5.7 83.9 41.9 0.78| 8.3 6.5 2500 237 18 174 10| 3.3 2.9 6.2| 98.9 -5.7 93.2 37.3 0.79| 7.3 5.8 3000 240 20 184 10| 2.9 2.4 5.3|102.3 -5.7 96.6 32.2 0.80| 6.3 5.0 4000 241 22 194 11| 2.2 2.7 4.9|104.1 -34.6 69.5 17.4 0.47| 6.1 2.9 5000 240 23 196 12| 1.8 2.2 4.0|114.5 -37.8 76.6 15.3 0.40| 6.0 2.4 6000 241 22 194 11| 1.5 1.5 3.0|114.5 -53.0 61.5 10.2 0.24| 5.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251023.00.gif