UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102123.upa.cvt Date: 2300Z 21 OCT 25 Searching for VO150... Searching the city database file for: VO150 ... Date:2300Z 21 OCT 25 Station: VO150 WMO ident: 43150 Latitude: 17.70 Longitude: 83.30 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1003 62 25.8 24.1 90 1.7 24.6 30 8 298.7 302.2 297.6 354.6 19.17 1 1000 88 26.6 24.7 89 1.9 25.2 40 9 299.8 303.4 298.4 358.3 19.96 2 925 779 22.4 21.6 95 0.8 21.8 65 23 302.2 305.5 297.7 354.9 17.83 3 850 1513 19.4 15.8 80 3.6 17.0 80 21 306.5 309.0 295.9 346.7 13.40 4 700 3167 12.4 4.4 58 8.0 7.6 105 15 316.2 317.7 294.3 339.9 7.51 5 500 5900 -4.9 -9.8 68 4.9 -7.1 105 16 327.1 327.8 294.1 339.3 3.64 6 400 7620 -14.7 -18.6 72 3.9 -16.0 120 11 335.9 336.3 295.2 343.7 2.20 7 300 9740 -28.3 -51.3 9 23.0 -30.6 110 8 345.5 345.5 295.7 346.0 0.11 8 250 11020 -39.1 -47.1 42 8.0 -39.8 25 1 347.9 348.0 296.4 348.8 0.22 9 200 12510 -51.9 -56.8 56 4.9 -52.1 120 5 350.6 350.6 296.8 351.0 0.09 10 150 14320 -66.1 -78.1 17 12.0 -66.2 160 10 356.2 356.2 298.0 356.2 0.01 11 100 16660 -81.9 -91.9 17 10.0 -81.9 145 24 369.5 369.5 300.5 369.5 0.00 12 94 17006 -82.3 -92.3 16 10.0 -82.3 375.3 375.3 301.5 375.3 0.00 13 92 17126 -83.1 -92.1 19 9.0 -83.1 376.0 376.0 301.6 376.0 0.00 14 91 17187 -83.5 -92.5 19 9.0 -83.5 376.4 376.4 301.6 376.4 0.00 15 90 17249 -82.7 -91.7 20 9.0 -82.7 379.2 379.2 302.1 379.2 0.00 16 89 17311 -82.7 -91.7 20 9.0 -82.7 380.4 380.4 302.3 380.4 0.00 17 89 17311 -82.7 -90.7 24 8.0 -82.7 380.4 380.4 302.3 380.4 0.00 18 89 17311 -82.7 -90.7 24 8.0 -82.7 380.4 380.4 302.3 380.4 0.00 19 89 17311 -78.7 -86.7 26 8.0 -78.7 388.4 388.4 303.6 388.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5812.00 m Freezing level: 556.65 mb = 5125.91 m = 16817.10 ft Wetbulb zero: 596.15 mb = 4471.44 m = 14669.90 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 71.15 % Est. max temperature: 33.40 C = 92.13 F Sfc-Lift cond lev (LCL): 978.96 mb = 276.52 m = 907.20 ft T: 25.45 C 700-500 lapse rate: 6.33 C/km ThetaE index: 18.98 C Layer 925.0- 400.0 mb Conv cond level (CCL): 916.80 mb = 856.32 m = 2809.43 ft Mean mixing ratio: 18.51 g/kg Conv temperature: 29.77 C = 85.58 F Cap Strength: 0.53 C Lifted Index: -3.98 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.07 C Lifted Index @700 mb: 0.25 C Showalter Index: -0.76 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.70 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 247.60 Risk: None Energy Index: -1.46 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1265.44 J/kg Max Up Vert Vel: 50.31 m/s Conv Inhibition (B-): 21.97 J/kg Cap Strength: 0.53 C Lift Cond Lev (LCL): 934.59 mb = 687.57 m = 2255.77 ft Lev Free Conv (LFC): 679.59 mb = 3407.33 m = 11178.77 ft Equ Level (EL): 149.59 mb = 14335.73 m = 47032.66 ft B at Equ Level: 1257.59 J/kg Wind level data Storm motion: 119 at 13 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 1003 62 30 8 -4.0 -6.9 | 331 15 7.2 -13.2 1 1000 88 40 9 -5.8 -6.9 | 338 14 5.4 -13.2 2 976 305 40 25 -16.1 -19.2 | 11 26 -4.9 -25.5 3 925 779 65 23 -20.8 -9.7 | 31 19 -9.6 -16.0 4 850 1513 80 21 -20.7 -3.6 | 44 14 -9.5 -10.0 5 819 1829 85 21 -20.9 -1.8 | 50 13 -9.7 -8.2 6 700 3167 105 15 -14.5 3.9 | 53 4 -3.3 -2.4 7 567 4877 110 13 -12.2 4.4 | 29 2 -1.0 -1.9 8 500 5900 105 16 -15.5 4.1 | 63 5 -4.3 -2.2 9 469 6401 110 14 -13.2 4.8 | 52 2 -2.0 -1.5 10 450 6706 130 11 -8.4 7.1 | 255 3 2.8 0.8 11 416 7315 120 13 -11.3 6.5 | 162 0 -0.1 0.2 12 400 7620 120 11 -9.5 5.5 | 296 2 1.7 -0.8 13 368 8230 115 15 -13.6 6.3 | 90 2 -2.4 0.0 14 339 8839 90 11 -11.0 0.0 | 358 6 0.2 -6.3 15 325 9144 65 10 -9.1 -4.2 | 349 11 2.1 -10.5 16 312 9449 80 11 -10.8 -1.9 | 357 8 0.4 -8.2 17 300 9740 110 8 -7.5 2.7 | 314 5 3.7 -3.6 18 287 10058 85 9 -9.0 -0.8 | 343 7 2.2 -7.1 19 252 10973 90 7 -7.0 0.0 | 326 8 4.2 -6.3 20 250 11020 25 1 -0.4 -0.9 | 304 13 10.8 -7.2 21 241 11278 75 3 -2.9 -0.8 | 311 11 8.3 -7.1 22 220 11887 120 5 -4.3 2.5 | 299 8 6.9 -3.8 23 200 12510 120 5 -4.3 2.5 | 299 8 6.9 -3.8 24 191 12802 120 5 -4.3 2.5 | 299 8 6.9 -3.8 25 165 13716 185 1 0.1 1.0 | 295 12 11.3 -5.3 26 157 14021 220 4 2.6 3.1 | 283 14 13.8 -3.3 27 150 14320 160 10 -3.4 9.4 | 248 8 7.8 3.1 28 150 14326 175 9 -0.8 9.0 | 256 11 10.4 2.6 29 142 14630 175 12 -1.0 12.0 | 241 12 10.2 5.6 30 109 16154 150 21 -10.5 18.2 | 183 12 0.7 11.9 31 104 16459 120 14 -12.1 7.0 | 126 1 -0.9 0.7 32 100 16660 145 24 -13.8 19.7 | 169 14 -2.6 13.3 33 98 16764 140 26 -16.7 19.9 | 158 15 -5.5 13.6 Wind Parameters Mean winds (0-6000m): 89.4 at 17.1 knts Storm direction: 119.4 at 12.9 knts Shear (0-3000m) pos: 2.6 neg: 0.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 83.2 deg Storm rel helicity (0-3000m) pos: 130.3 neg: -0.1 tot: 130.2 m^2/s^2 ave: 43.4 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 4.5 10^-3/s Energy-Hel index: 1.02 Bulk Rich Number: 43.68 Bulk Shear: 28.97 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 44 20 8 21| 17.4 0.0 17.4| 88.7 0.0 88.7 177.3 0.78| 22.6 17.5 1000 54 22 19 20| 8.7 0.0 8.7|113.9 0.0 113.9 113.9 0.75| 15.0 11.3 1500 62 22 25 18| 5.9 0.0 5.9|123.2 0.0 123.2 82.1 0.73| 11.3 8.3 2000 67 21 30 17| 4.4 0.0 4.4|128.8 0.0 128.8 64.4 0.71| 9.3 6.7 2500 72 21 34 16| 3.3 0.0 3.3|130.2 0.0 130.2 52.1 0.67| 8.1 5.4 3000 75 20 36 14| 2.6 0.0 2.6|130.3 -0.1 130.2 43.4 0.62| 7.3 4.5 4000 82 19 39 12| 1.9 0.0 1.9|130.3 -0.7 129.6 32.4 0.58| 5.7 3.3 5000 86 18 40 10| 1.5 0.0 1.5|130.6 -1.2 129.4 25.9 0.55| 4.7 2.6 6000 89 17 43 9| 1.2 0.2 1.4|131.7 -1.3 130.4 21.7 0.54| 4.2 2.3 Wrote GIF file: /home/apache/climate/data/raob//VO150/skewt/VO150.skewt.20251021.23.gif