UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 15 OCT 25 Station: VO466 WMO ident: 43466 Latitude: 6.90 Longitude: 79.87 ------------------------------------------------------------------------------- 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 1004 6 28.2 24.9 82 3.3 25.7 230 4 301.0 304.7 298.8 360.3 20.12 1 1000 41 27.2 22.9 77 4.3 24.0 225 4 300.4 303.6 297.2 352.7 17.85 2 967 337 24.2 21.6 85 2.6 22.3 237 3 300.2 303.3 296.7 350.2 17.03 3 925 726 22.2 19.2 83 3.0 20.1 310 5 302.0 304.8 296.0 347.2 15.31 4 850 1458 17.4 17.0 97 0.4 17.1 270 4 304.4 307.1 296.1 347.5 14.49 5 838 1580 16.6 16.2 97 0.4 16.3 282 4 304.8 307.4 295.8 346.4 13.96 6 700 3098 10.0 9.6 97 0.4 9.7 90 16 313.6 315.6 296.0 347.0 10.79 7 664 3535 8.0 7.7 98 0.3 7.8 101 20 316.1 318.0 296.0 347.4 9.99 8 603 4323 2.2 0.8 90 1.4 1.4 108 24 318.2 319.5 294.3 339.7 6.74 9 558 4947 0.0 -0.9 94 0.9 -0.5 110 29 322.7 324.0 295.2 343.6 6.44 10 500 5820 -4.3 -5.0 95 0.7 -4.7 125 22 327.8 328.9 295.6 345.4 5.28 11 479 6158 -5.7 -6.6 93 0.9 -6.1 130 21 330.1 331.1 295.8 346.5 4.88 12 414 7288 -12.3 -12.9 95 0.6 -12.6 140 23 335.7 336.4 296.1 347.6 3.43 13 400 7550 -14.7 -16.0 90 1.3 -15.2 165 14 335.9 336.4 295.6 345.5 2.75 14 319 9228 -26.3 -32.3 57 6.0 -27.5 160 11 342.3 342.4 295.6 345.3 0.80 15 300 9670 -29.5 -35.5 56 6.0 -30.5 120 10 343.8 343.9 295.8 346.2 0.62 16 267 10487 -34.7 -37.6 75 2.9 -35.1 141 10 347.9 348.0 296.7 350.1 0.56 17 250 10940 -38.3 -41.1 75 2.8 -38.6 130 16 349.1 349.2 296.8 350.8 0.42 18 243 11134 -40.1 -42.7 76 2.6 -40.4 133 15 349.3 349.4 296.8 350.7 0.36 19 223 11714 -45.3 -51.3 51 6.0 -45.6 142 15 350.0 350.0 296.8 350.6 0.15 20 200 12430 -51.5 -56.1 58 4.6 -51.7 135 18 351.2 351.2 297.0 351.6 0.10 21 150 14220 -68.1 -71.6 61 3.5 -68.1 120 11 352.8 352.8 297.3 352.8 0.02 22 114 15814 -81.5 -84.5 60 3.0 -81.5 356.6 356.6 298.0 356.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 558.00 mb = 4947.06 m = 16230.32 ft Wetbulb zero: 569.81 mb = 4778.41 m = 15677.02 ft Precipitable water: 2.55 inches Sfc-500 mean rel hum: 93.33 % Est. max temperature: 31.44 C = 88.59 F Sfc-Lift cond lev (LCL): 957.60 mb = 422.77 m = 1387.04 ft T: 23.76 C 700-500 lapse rate: 5.25 C/km ThetaE index: 13.16 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 884.28 mb = 1115.76 m = 3660.57 ft Mean mixing ratio: 16.47 g/kg Conv temperature: 30.47 C = 86.85 F Cap Strength: 1.26 C Lifted Index: -1.21 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.93 C Lifted Index @700 mb: -0.51 C Showalter Index: -0.45 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.30 C K Index: 38.30 Risk: > 80 % chance of thunderstorms Sweat Index: 234.00 Risk: None Energy Index: -0.56 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 343.49 J/kg Max Up Vert Vel: 26.21 m/s Conv Inhibition (B-): 14.95 J/kg Cap Strength: 1.26 C Lift Cond Lev (LCL): 912.69 mb = 841.97 m = 2762.35 ft Lev Free Conv (LFC): 857.69 mb = 1380.02 m = 4527.58 ft Equ Level (EL): 277.69 mb = 10211.74 m = 33502.69 ft B at Equ Level: 342.14 J/kg Max Parcel Lev (MPL): 127.69 mb = 15155.52 m = 49722.22 ft Wind level data Storm motion: 140 at 10 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 1004 6 230 4 3.1 2.6 | 299 11 9.7 -5.4 1 1000 41 225 4 2.8 2.8 | 299 11 9.5 -5.2 2 970 305 230 3 2.3 1.9 | 304 11 9.0 -6.1 3 937 610 300 6 5.2 -3.0 | 313 16 11.9 -11.0 4 925 726 310 5 3.8 -3.2 | 317 15 10.5 -11.2 5 905 914 255 2 1.9 0.5 | 311 11 8.6 -7.5 6 850 1458 270 4 4.0 -0.0 | 307 13 10.7 -8.0 7 843 1524 265 5 5.0 0.4 | 303 14 11.6 -7.6 8 813 1829 0 1 -0.0 -1.0 | 323 11 6.7 -9.0 9 785 2134 160 2 -0.7 1.9 | 316 9 6.0 -6.1 10 730 2743 105 5 -4.8 1.3 | 345 7 1.8 -6.7 11 700 3098 90 16 -16.0 0.0 | 49 12 -9.3 -8.0 12 678 3353 100 19 -18.7 3.3 | 69 13 -12.0 -4.7 13 583 4572 110 26 -24.4 8.9 | 93 18 -17.8 0.9 14 562 4877 110 29 -27.3 9.9 | 95 21 -20.6 1.9 15 521 5486 110 25 -23.5 8.6 | 92 17 -16.8 0.6 16 500 5820 125 22 -18.0 12.6 | 112 12 -11.4 4.6 17 483 6096 130 21 -16.1 13.5 | 120 11 -9.4 5.5 18 412 7315 140 23 -14.8 17.6 | 140 13 -8.1 9.6 19 400 7550 165 14 -3.6 13.5 | 209 6 3.0 5.5 20 396 7620 160 18 -6.2 16.9 | 183 9 0.5 8.9 21 309 9449 160 10 -3.4 9.4 | 247 4 3.2 1.4 22 300 9670 120 10 -8.7 5.0 | 34 4 -2.0 -3.0 23 284 10058 120 8 -6.9 4.0 | 4 4 -0.3 -4.0 24 272 10363 135 7 -4.9 4.9 | 331 3 1.7 -3.0 25 260 10668 150 14 -7.0 12.1 | 175 4 -0.3 4.1 26 250 10940 130 16 -12.3 10.3 | 112 6 -5.6 2.3 27 238 11278 135 15 -10.6 10.6 | 124 5 -3.9 2.6 28 207 12192 150 15 -7.5 13.0 | 170 5 -0.8 5.0 29 200 12430 135 18 -12.7 12.7 | 128 8 -6.1 4.7 30 163 13716 150 17 -8.5 14.7 | 165 7 -1.8 6.7 31 150 14220 120 11 -9.5 5.5 | 49 4 -2.9 -2.5 32 140 14630 130 10 -7.7 6.4 | 33 2 -1.0 -1.6 33 133 14935 115 9 -8.2 3.8 | 20 4 -1.5 -4.2 34 127 15240 110 15 -14.1 5.1 | 69 8 -7.4 -2.9 35 115 15850 105 26 -25.1 6.7 | 86 18 -18.5 -1.3 Wind Parameters Mean winds (0-6000m): 110.2 at 13.9 knts Storm direction: 140.2 at 10.4 knts Shear (0-3000m) pos: 0.5 neg: 3.3 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 54.6 neg: -14.6 tot: 40.0 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.7 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 9.51 Bulk Shear: 36.12 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 ------------------------------------------------------------------------------- 500 240 4 302 12| 3.7 0.0 3.7| 5.3 -0.6 4.7 9.5 0.31| 5.0 1.5 1000 270 4 307 13| 1.9 1.5 3.3| 16.3 -6.3 10.0 10.0 0.20| 6.7 1.4 1500 269 4 307 13| 1.9 1.0 2.8| 16.3 -10.7 5.5 3.7 0.09| 5.3 0.5 2000 271 3 309 13| 1.4 2.3 3.7| 34.6 -10.7 23.8 11.9 0.28| 6.1 1.7 2500 259 3 307 12| 0.6 1.9 2.5| 37.4 -14.6 22.7 9.1 0.23| 5.7 1.3 3000 225 4 299 11| 0.5 3.3 3.8| 54.6 -14.6 40.0 13.3 0.41| 6.5 2.7 4000 105 8 9 6| 0.9 2.4 3.4| 85.4 -14.6 70.7 17.7 0.50| 6.4 3.2 5000 108 12 44 6| 1.3 2.0 3.3|102.2 -15.5 86.7 17.3 0.50| 5.8 2.9 6000 110 14 63 7| 1.0 1.6 2.6|124.5 -19.2 105.3 17.6 0.49| 5.8 2.9 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251015.12.gif