UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101823.upa.cvt Date: 2300Z 18 OCT 25 Searching for VO150... Searching the city database file for: VO150 ... Date:2300Z 18 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 61 26.4 24.1 87 2.3 24.7 360 4 299.3 302.8 297.8 355.4 19.17 1 1000 87 25.4 23.9 91 1.5 24.3 360 5 298.5 302.0 297.5 353.9 19.00 2 995 131 24.8 23.6 93 1.2 23.9 6 5 298.4 301.8 297.3 353.0 18.74 3 925 768 21.6 20.6 94 1.0 20.9 50 2 301.4 304.5 296.8 350.7 16.74 4 850 1504 17.8 16.3 91 1.5 16.8 110 7 304.8 307.4 295.8 346.1 13.85 5 757 2490 13.6 11.8 89 1.8 12.4 103 7 310.5 312.7 295.7 345.9 11.57 6 700 3146 9.2 8.5 95 0.7 8.8 50 9 312.7 314.6 295.2 343.6 10.01 7 565 4898 0.0 -0.1 99 0.1 -0.0 130 5 321.6 322.9 295.1 343.3 6.74 8 500 5870 -5.5 -5.7 98 0.2 -5.6 115 5 326.3 327.3 295.0 342.9 5.01 9 489 6044 -6.1 -6.1 100 0.0 -6.1 119 5 327.7 328.7 295.3 344.2 4.97 10 479 6206 -7.3 -8.9 88 1.6 -8.0 122 5 328.1 329.0 294.8 341.8 4.08 11 400 7590 -14.7 -16.7 85 2.0 -15.4 120 6 335.9 336.4 295.5 345.0 2.59 12 372 8133 -17.7 -20.2 81 2.5 -18.5 125 7 338.9 339.4 295.8 346.4 2.07 13 300 9700 -28.9 -31.5 78 2.6 -29.4 300 6 344.6 344.8 296.2 348.1 0.92 14 289 9969 -31.1 -34.0 76 2.9 -31.6 298 7 345.2 345.4 296.2 348.1 0.75 15 250 10990 -39.7 -42.7 73 3.0 -40.0 290 10 347.0 347.1 296.3 348.5 0.35 16 200 12460 -53.3 -57.2 62 3.9 -53.4 255 11 348.4 348.4 296.4 348.7 0.08 17 181 13094 -59.3 -64.0 54 4.7 -59.4 227 16 348.7 348.7 296.4 348.8 0.04 18 150 14250 -66.9 -73.9 37 7.0 -67.0 290 19 354.8 354.8 297.7 354.9 0.01 19 148 14330 -66.9 -73.9 37 7.0 -67.0 290 21 356.2 356.2 298.0 356.3 0.01 20 100 16590 -81.9 -86.9 42 5.0 -81.9 40 2 369.5 369.5 300.5 369.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 565.00 mb = 4897.80 m = 16068.71 ft Wetbulb zero: 565.60 mb = 4889.18 m = 16040.42 ft Precipitable water: 2.53 inches Sfc-500 mean rel hum: 94.72 % Est. max temperature: 31.76 C = 89.17 F Sfc-Lift cond lev (LCL): 970.48 mb = 348.94 m = 1144.81 ft T: 23.71 C 700-500 lapse rate: 5.40 C/km ThetaE index: 12.44 C Layer 1000.0- 489.0 mb Conv cond level (CCL): 916.50 mb = 848.32 m = 2783.17 ft Mean mixing ratio: 17.50 g/kg Conv temperature: 28.87 C = 83.97 F Cap Strength: 0.60 C Lifted Index: -3.12 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.38 C Lifted Index @700 mb: -1.84 C Showalter Index: -1.13 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.80 C K Index: 38.90 Risk: > 80 % chance of thunderstorms Sweat Index: 214.60 Risk: None Energy Index: -0.71 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 867.41 J/kg Max Up Vert Vel: 41.65 m/s Conv Inhibition (B-): 5.51 J/kg Cap Strength: 0.60 C Lift Cond Lev (LCL): 937.17 mb = 653.89 m = 2145.29 ft Lev Free Conv (LFC): 872.17 mb = 1279.90 m = 4199.11 ft Equ Level (EL): 162.17 mb = 13770.08 m = 45176.88 ft B at Equ Level: 858.63 J/kg Wind level data Storm motion: 125 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 1003 61 360 4 -0.0 -4.0 | 332 7 3.4 -6.4 1 1000 87 360 5 -0.0 -5.0 | 335 8 3.4 -7.4 2 975 305 30 7 -3.5 -6.1 | 0 8 -0.1 -8.5 3 942 610 35 2 -1.1 -1.6 | 330 5 2.3 -4.0 4 925 768 50 2 -1.5 -1.3 | 333 4 1.9 -3.7 5 910 914 100 3 -3.0 0.5 | 345 2 0.5 -1.9 6 850 1504 110 7 -6.6 2.4 | 90 3 -3.1 -0.0 7 848 1524 110 7 -6.6 2.4 | 90 3 -3.1 -0.0 8 761 2438 110 7 -6.6 2.4 | 90 3 -3.1 -0.0 9 734 2743 65 7 -6.3 -3.0 | 28 6 -2.9 -5.4 10 708 3048 45 10 -7.1 -7.1 | 21 10 -3.6 -9.5 11 700 3146 50 9 -6.9 -5.8 | 23 9 -3.4 -8.2 12 682 3353 55 5 -4.1 -2.9 | 7 5 -0.6 -5.3 13 657 3658 100 5 -4.9 0.9 | 44 2 -1.5 -1.5 14 565 4877 130 5 -3.8 3.2 | 155 1 -0.4 0.8 15 524 5486 110 5 -4.7 1.7 | 61 1 -1.2 -0.7 16 505 5791 125 5 -4.1 2.9 | 126 1 -0.6 0.5 17 500 5870 115 5 -4.5 2.1 | 75 1 -1.1 -0.3 18 415 7315 145 6 -3.4 4.9 | 180 3 0.0 2.5 19 400 7590 120 6 -5.2 3.0 | 109 2 -1.7 0.6 20 382 7925 120 6 -5.2 3.0 | 109 2 -1.7 0.6 21 352 8534 135 8 -5.7 5.7 | 146 4 -2.2 3.3 22 337 8839 110 5 -4.7 1.7 | 61 1 -1.2 -0.7 23 324 9144 0 1 -0.0 -1.0 | 315 5 3.4 -3.4 24 310 9449 320 3 1.9 -2.3 | 311 7 5.4 -4.7 25 300 9700 300 6 5.2 -3.0 | 302 10 8.6 -5.4 26 273 10363 295 9 8.2 -3.8 | 298 13 11.6 -6.2 27 262 10668 305 9 7.4 -5.2 | 305 13 10.8 -7.6 28 251 10973 290 10 9.4 -3.4 | 294 14 12.8 -5.8 29 250 10990 290 10 9.4 -3.4 | 294 14 12.8 -5.8 30 239 11278 275 9 9.0 -0.8 | 284 13 12.4 -3.2 31 228 11582 265 10 10.0 0.9 | 277 13 13.4 -1.5 32 218 11887 265 8 8.0 0.7 | 278 12 11.4 -1.7 33 208 12192 265 11 11.0 1.0 | 276 14 14.4 -1.4 34 200 12460 255 11 10.6 2.8 | 268 14 14.1 0.4 35 189 12802 250 11 10.3 3.8 | 264 14 13.8 1.4 36 180 13106 225 16 11.3 11.3 | 239 17 14.8 8.9 37 163 13716 275 7 7.0 -0.6 | 286 11 10.4 -3.0 38 150 14250 290 19 17.9 -6.5 | 293 23 21.3 -8.9 39 148 14326 290 21 19.7 -7.2 | 292 25 23.2 -9.6 40 140 14630 295 11 10.0 -4.6 | 298 15 13.4 -7.0 41 133 14935 360 1 -0.0 -1.0 | 315 5 3.4 -3.4 42 126 15240 20 2 -0.7 -1.9 | 327 5 2.8 -4.3 43 120 15545 325 6 3.4 -4.9 | 317 10 6.9 -7.3 44 114 15850 360 3 -0.0 -3.0 | 327 6 3.4 -5.4 45 108 16154 130 6 -4.6 3.9 | 142 2 -1.1 1.5 46 102 16459 150 12 -6.0 10.4 | 162 8 -2.6 8.0 47 100 16590 40 2 -1.3 -1.5 | 331 4 2.2 -3.9 48 97 16764 155 9 -3.8 8.2 | 176 6 -0.4 5.8 Wind Parameters Mean winds (0-6000m): 94.8 at 5.6 knts Storm direction: 124.8 at 4.2 knts Shear (0-3000m) pos: 1.6 neg: 1.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 49.5 deg Storm rel helicity (0-3000m) pos: 10.4 neg: -11.9 tot: -1.4 m^2/s^2 ave: -0.5 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 4.3 stream: -0.1 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 159.46 Bulk Shear: 5.44 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 23 5 350 7| 2.4 0.0 2.4| 7.8 -3.3 4.5 8.9 0.20| 8.1 1.6 1000 38 4 350 6| 3.2 0.0 3.2| 9.1 -4.1 5.0 5.0 0.23| 6.3 1.5 1500 70 5 12 4| 3.1 0.0 3.1| 10.4 -4.1 6.3 4.2 0.35| 5.3 1.9 2000 86 5 32 3| 2.4 0.0 2.4| 10.4 -4.1 6.3 3.2 0.35| 4.0 1.4 2500 93 6 44 3| 1.9 0.5 2.3| 10.4 -5.9 4.5 1.8 0.20| 3.6 0.7 3000 85 6 40 4| 1.6 1.6 3.2| 10.4 -11.9 -1.4 -0.5 -0.01| 4.3 -0.1 4000 82 6 37 4| 2.0 1.2 3.2| 13.3 -14.8 -1.6 -0.4 0.03| 4.5 0.1 5000 90 6 44 3| 1.7 1.0 2.7| 13.6 -14.9 -1.3 -0.3 0.05| 3.8 0.2 6000 95 6 48 3| 1.5 0.9 2.3| 14.0 -15.3 -1.4 -0.2 0.04| 3.5 0.1 Wrote GIF file: /home/apache/climate/data/raob//VO150/skewt/VO150.skewt.20251018.23.gif