UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101623.upa.cvt Date: 2300Z 16 OCT 25 Searching for VO371... Searching the city database file for: VO371 ... Date:2300Z 16 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 56 0 0 SFC 998 74 25.0 24.4 96 0.6 24.6 0 0 298.3 301.9 297.8 355.5 19.63 2 925 738 22.0 20.7 92 1.3 21.1 155 7 301.8 304.9 297.0 351.5 16.84 3 850 1476 18.4 16.7 90 1.7 17.2 125 14 305.4 308.1 296.2 348.0 14.21 4 713 2968 10.4 8.5 88 1.9 9.2 125 24 312.4 314.2 295.0 342.7 9.82 5 700 3122 10.6 7.7 82 2.9 8.8 125 24 314.2 316.0 295.2 343.7 9.47 6 693 3206 10.8 6.2 73 4.6 8.0 126 24 315.3 317.0 294.9 342.3 8.62 7 625 4062 6.8 1.8 70 5.0 3.9 131 27 320.2 321.6 295.0 342.7 6.99 8 560 4955 0.0 -2.2 85 2.2 -1.2 130 27 322.4 323.6 294.6 341.3 5.82 9 535 5322 -0.9 -6.9 64 6.0 -3.8 126 26 325.6 326.4 294.3 339.8 4.26 10 509 5719 -3.1 -8.1 68 5.0 -5.4 121 24 327.6 328.4 294.6 341.3 4.08 11 500 5860 -3.7 -11.7 54 8.0 -7.1 125 27 328.5 329.2 294.1 339.2 3.12 12 498 5892 -3.9 -12.9 50 9.0 -7.7 124 27 328.7 329.2 293.9 338.4 2.85 13 470 6347 -6.7 -16.7 45 10.0 -10.5 116 26 330.7 331.1 293.9 338.3 2.20 14 466 6414 -7.1 -14.1 57 7.0 -9.9 115 26 331.0 331.5 294.4 340.5 2.76 15 454 6617 -8.1 -19.1 41 11.0 -11.9 112 25 332.2 332.6 294.0 338.8 1.86 16 422 7181 -12.1 -16.0 73 3.9 -13.6 126 21 334.1 334.6 295.1 343.2 2.60 17 400 7590 -14.3 -18.7 69 4.4 -15.8 140 18 336.4 336.9 295.3 344.2 2.19 18 391 7762 -15.1 -19.2 71 4.1 -16.5 142 21 337.6 338.0 295.6 345.2 2.14 19 328 9066 -24.1 -27.5 73 3.4 -24.9 125 14 342.6 342.8 296.0 347.1 1.22 20 300 9710 -29.1 -33.0 69 3.9 -29.8 95 10 344.4 344.5 296.1 347.4 0.79 21 250 10990 -39.9 -44.1 64 4.2 -40.3 95 18 346.7 346.8 296.2 348.0 0.30 22 226 11665 -45.7 -49.9 62 4.2 -46.0 91 17 348.0 348.1 296.4 348.8 0.18 23 200 12460 -52.5 -58.5 48 6.0 -52.7 55 16 349.6 349.6 296.6 349.9 0.07 24 172 13420 -60.3 -72.3 19 12.0 -60.4 40 21 352.1 352.1 297.1 352.2 0.01 25 150 14260 -67.7 -77.7 23 10.0 -67.8 65 25 353.5 353.5 297.4 353.5 0.01 26 127 15241 -76.1 -82.1 38 6.0 -76.1 355.5 355.5 297.8 355.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 560.00 mb = 4955.41 m = 16257.72 ft Wetbulb zero: 574.69 mb = 4744.85 m = 15566.90 ft Precipitable water: 2.35 inches Sfc-500 mean rel hum: 81.86 % Est. max temperature: 32.19 C = 89.94 F Sfc-Lift cond lev (LCL): 989.79 mb = 145.83 m = 478.45 ft T: 24.67 C 700-500 lapse rate: 5.22 C/km ThetaE index: 12.85 C Layer 925.0- 700.0 mb Conv cond level (CCL): 908.30 mb = 897.01 m = 2942.90 ft Mean mixing ratio: 17.71 g/kg Conv temperature: 29.26 C = 84.67 F Cap Strength: 0.65 C Lifted Index: -1.73 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.23 C Lifted Index @700 mb: -0.73 C Showalter Index: -0.03 C Risk: Thunderstorms probable Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.40 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 255.40 Risk: None Energy Index: -1.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 809.05 J/kg Max Up Vert Vel: 40.23 m/s Conv Inhibition (B-): 9.04 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 933.28 mb = 660.06 m = 2165.54 ft Lev Free Conv (LFC): 848.28 mb = 1493.21 m = 4898.92 ft Equ Level (EL): 158.28 mb = 13930.18 m = 45702.15 ft B at Equ Level: 805.99 J/kg Wind level data Storm motion: 159 at 15 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 ---------------------------------------------------------- 0 998 74 0 0 -0.0 -0.0 | 339 15 5.5 -13.9 1 972 305 205 3 1.3 2.7 | 329 13 6.7 -11.2 2 939 610 155 6 -2.5 5.4 | 341 9 2.9 -8.4 3 925 738 155 7 -3.0 6.3 | 342 8 2.5 -7.5 4 906 914 150 7 -3.5 6.1 | 346 8 2.0 -7.8 5 875 1219 115 8 -7.3 3.4 | 10 11 -1.8 -10.5 6 850 1476 125 14 -11.5 8.0 | 46 8 -6.0 -5.8 7 845 1524 125 15 -12.3 8.6 | 52 9 -6.8 -5.3 8 706 3048 125 24 -19.7 13.8 | 90 14 -14.2 -0.1 9 700 3122 125 24 -19.7 13.8 | 90 14 -14.2 -0.1 10 586 4572 135 28 -19.8 19.8 | 112 16 -14.3 5.9 11 504 5791 120 24 -20.8 12.0 | 83 15 -15.3 -1.9 12 500 5860 125 27 -22.1 15.5 | 96 17 -16.7 1.6 13 448 6706 110 25 -23.5 8.6 | 74 19 -18.0 -5.3 14 400 7590 140 18 -11.6 13.8 | 89 6 -6.1 -0.1 15 398 7620 145 21 -12.0 17.2 | 117 7 -6.6 3.3 16 352 8534 125 18 -14.7 10.3 | 69 10 -9.3 -3.6 17 324 9144 125 13 -10.6 7.5 | 39 8 -5.2 -6.4 18 300 9710 95 10 -10.0 0.9 | 19 14 -4.5 -13.0 19 251 10973 80 22 -21.7 -3.8 | 42 24 -16.2 -17.7 20 250 10990 95 18 -17.9 1.6 | 45 18 -12.5 -12.3 21 218 11887 90 17 -17.0 0.0 | 40 18 -11.5 -13.9 22 200 12460 55 16 -13.1 -9.2 | 18 24 -7.7 -23.1 23 172 13411 40 21 -13.5 -16.1 | 15 31 -8.0 -30.0 24 156 14021 60 26 -22.5 -13.0 | 32 32 -17.1 -26.9 25 150 14260 65 25 -22.7 -10.6 | 35 30 -17.2 -24.4 26 148 14326 55 23 -18.8 -13.2 | 26 30 -13.4 -27.1 27 127 15240 90 22 -22.0 0.0 | 50 22 -16.5 -13.9 Wind Parameters Mean winds (0-6000m): 128.5 at 19.9 knts Storm direction: 158.5 at 14.9 knts Shear (0-3000m) pos: 1.0 neg: 3.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 111.0 deg Storm rel helicity (0-3000m) pos: 51.7 neg: -10.5 tot: 41.1 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.0 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 18.29 Bulk Shear: 44.24 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 ------------------------------------------------------------------------------- 500 183 3 333 12| 5.8 0.0 5.8| 4.2 -10.5 -6.3 -12.7 -0.12| 9.3 -1.1 1000 158 5 339 10| 2.9 1.9 4.8| 12.0 -10.5 1.4 1.4 0.18| 6.9 1.2 1500 139 7 354 9| 1.9 3.8 5.8| 32.7 -10.5 22.2 14.8 0.48| 7.8 3.8 2000 133 9 11 8| 1.5 3.6 5.1| 39.1 -10.5 28.6 14.3 0.53| 6.6 3.5 2500 130 11 27 7| 1.2 3.5 4.6| 45.6 -10.5 35.0 14.0 0.55| 5.9 3.2 3000 128 13 42 8| 1.0 3.4 4.3| 51.7 -10.5 41.1 13.7 0.56| 5.4 3.0 4000 128 16 64 8| 1.2 2.5 3.8| 66.4 -10.5 55.9 14.0 0.60| 4.6 2.7 5000 130 19 78 9| 1.2 2.0 3.2| 74.7 -24.1 50.6 10.1 0.49| 4.2 2.1 6000 129 20 82 10| 1.0 1.8 2.8| 88.6 -49.6 39.1 6.5 0.34| 4.3 1.5 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251016.23.gif