UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 22 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 1006 8 29.0 25.1 80 3.9 26.1 170 3 301.6 305.4 299.0 361.8 20.33 1 1005 17 28.2 25.8 87 2.4 26.4 172 3 300.9 304.8 299.4 363.6 21.24 2 1000 61 27.0 23.7 82 3.3 24.6 185 5 300.1 303.6 297.7 355.2 18.76 3 925 746 22.4 20.3 88 2.1 20.9 215 23 302.2 305.2 296.8 350.7 16.42 4 911 879 21.0 19.8 93 1.2 20.2 215 22 302.1 305.1 296.6 349.8 16.16 5 850 1476 17.4 16.9 97 0.5 17.1 215 19 304.4 307.0 296.0 347.3 14.40 6 819 1794 15.0 14.5 97 0.5 14.7 218 21 305.1 307.5 295.1 343.3 12.78 7 773 2286 13.8 13.3 97 0.5 13.5 223 25 308.9 311.2 296.0 346.9 12.52 8 700 3121 9.4 9.2 99 0.2 9.3 240 21 312.9 314.9 295.6 345.3 10.50 9 598 4418 3.6 3.6 100 0.0 3.6 235 36 320.6 322.2 296.0 347.2 8.32 10 565 4878 0.0 0.0 100 0.0 0.0 219 30 321.6 322.9 295.1 343.5 6.79 11 557 4992 -1.1 -1.1 100 0.0 -1.1 212 27 321.6 322.9 294.8 342.1 6.35 12 500 5850 -5.3 -5.3 100 0.0 -5.3 215 12 326.6 327.6 295.2 343.7 5.16 13 400 7570 -15.1 -15.2 99 0.1 -15.2 260 9 335.4 336.0 295.7 345.6 2.94 14 363 8295 -18.5 -18.7 98 0.2 -18.6 257 13 340.3 340.8 296.4 348.9 2.41 15 332 8951 -23.7 -24.0 97 0.3 -23.8 257 5 341.9 342.3 296.2 348.0 1.66 16 316 9308 -26.5 -29.7 74 3.2 -27.2 149 3 342.9 343.1 295.9 346.8 1.03 17 300 9680 -29.3 -34.3 62 5.0 -30.2 70 7 344.1 344.2 295.9 346.8 0.70 18 271 10394 -34.5 -39.2 62 4.7 -35.1 80 10 346.7 346.8 296.3 348.6 0.47 19 250 10950 -39.1 -43.6 62 4.5 -39.5 80 15 347.9 348.0 296.5 349.2 0.32 20 200 12420 -52.3 -55.5 68 3.2 -52.4 80 32 349.9 350.0 296.7 350.4 0.10 21 150 14220 -68.5 -71.3 67 2.8 -68.5 115 33 352.1 352.1 297.1 352.2 0.02 22 112 15910 -81.7 -83.9 69 2.2 -81.7 110 72 358.1 358.1 298.3 358.1 0.00 23 111 15960 -82.1 -84.3 69 2.2 -82.1 105 70 358.2 358.2 298.4 358.3 0.00 24 106 16220 -78.9 -82.5 55 3.6 -78.9 101 65 369.1 369.1 300.4 369.1 0.00 25 100 16550 -79.7 -82.7 61 3.0 -79.7 55 28 373.7 373.7 301.2 373.8 0.00 TRP 111 15960 -82.1 -84.3 69 2.2 -82.1 105 70 358.2 358.2 298.4 358.3 0.00 WND 112 15910 -81.7 -83.9 69 2.2 -81.7 110 72 358.1 358.1 298.3 358.1 0.00 Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 565.00 mb = 4877.85 m = 16003.27 ft Wetbulb zero: 564.86 mb = 4879.88 m = 16009.89 ft Precipitable water: 2.63 inches Sfc-500 mean rel hum: 96.58 % Est. max temperature: 31.51 C = 88.73 F Sfc-Lift cond lev (LCL): 951.29 mb = 499.77 m = 1639.64 ft T: 24.05 C 700-500 lapse rate: 5.39 C/km ThetaE index: 20.33 C Layer 1000.0- 773.0 mb Conv cond level (CCL): 911.66 mb = 872.35 m = 2862.00 ft Mean mixing ratio: 17.47 g/kg Conv temperature: 29.47 C = 85.04 F Cap Strength: 0.82 C Lifted Index: -3.33 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.45 C Lifted Index @700 mb: -1.99 C Showalter Index: -1.34 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.20 C K Index: 39.40 Risk: > 80 % chance of thunderstorms Sweat Index: 252.80 Risk: None Energy Index: -0.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1030.69 J/kg Max Up Vert Vel: 45.40 m/s Conv Inhibition (B-): 2.72 J/kg Cap Strength: 0.85 C Lift Cond Lev (LCL): 922.01 mb = 774.12 m = 2539.74 ft Lev Free Conv (LFC): 897.01 mb = 1011.97 m = 3320.07 ft Equ Level (EL): 137.01 mb = 14743.94 m = 48371.93 ft B at Equ Level: 1015.54 J/kg Wind level data Storm motion: 254 at 17 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 1006 8 170 3 -0.5 3.0 | 84 17 -17.2 -1.9 1 1000 61 185 5 0.4 5.0 | 90 16 -16.3 0.1 2 939 610 205 23 9.7 20.8 | 156 17 -7.0 16.0 3 925 746 215 23 13.2 18.8 | 166 14 -3.5 14.0 4 850 1476 215 19 10.9 15.6 | 151 12 -5.8 10.7 5 759 2438 225 26 18.4 18.4 | 187 14 1.7 13.5 6 732 2743 225 31 21.9 21.9 | 197 18 5.2 17.0 7 706 3048 245 23 20.8 9.7 | 221 6 4.1 4.8 8 700 3121 240 21 18.2 10.5 | 195 6 1.5 5.6 9 655 3658 235 25 20.5 14.3 | 202 10 3.8 9.5 10 631 3962 235 30 24.6 17.2 | 213 15 7.9 12.3 11 585 4572 235 38 31.1 21.8 | 220 22 14.4 16.9 12 543 5182 200 21 7.2 19.7 | 147 18 -9.5 14.8 13 500 5850 215 12 6.9 9.8 | 117 11 -9.8 4.9 14 484 6096 225 10 7.1 7.1 | 103 10 -9.6 2.2 15 466 6401 220 8 5.1 6.1 | 96 12 -11.6 1.2 16 447 6706 225 5 3.5 3.5 | 84 13 -13.2 -1.3 17 430 7010 250 4 3.8 1.4 | 75 13 -12.9 -3.5 18 400 7570 260 9 8.9 1.6 | 67 9 -7.8 -3.3 19 397 7620 260 9 8.9 1.6 | 67 9 -7.8 -3.3 20 381 7925 260 14 13.8 2.4 | 50 4 -2.9 -2.5 21 351 8534 255 13 12.6 3.4 | 70 4 -4.1 -1.5 22 336 8839 270 5 5.0 -0.0 | 67 13 -11.7 -4.9 23 323 9144 230 4 3.1 2.6 | 80 14 -13.6 -2.3 24 310 9449 70 3 -2.8 -1.0 | 73 20 -19.5 -5.9 25 300 9680 70 7 -6.6 -2.4 | 73 24 -23.3 -7.3 26 284 10058 75 8 -7.7 -2.1 | 74 25 -24.4 -7.0 27 260 10668 85 12 -12.0 -1.0 | 78 29 -28.7 -5.9 28 250 10950 80 15 -14.8 -2.6 | 77 32 -31.5 -7.5 29 207 12192 75 26 -25.1 -6.7 | 74 43 -41.8 -11.6 30 200 12420 80 32 -31.5 -5.6 | 78 49 -48.2 -10.4 31 198 12497 80 30 -29.5 -5.2 | 78 47 -46.2 -10.1 32 155 14021 100 32 -31.5 5.6 | 91 48 -48.2 0.7 33 150 14220 115 33 -29.9 13.9 | 101 47 -46.6 9.1 34 119 15545 120 48 -41.6 24.0 | 108 61 -58.3 19.1 35 112 15910 110 72 -67.7 24.6 | 103 87 -84.4 19.7 36 111 15960 105 70 -67.6 18.1 | 99 85 -84.3 13.2 37 107 16154 110 72 -67.7 24.6 | 103 87 -84.4 19.7 38 100 16550 55 28 -22.9 -16.1 | 62 45 -39.6 -20.9 39 96 16764 60 28 -24.2 -14.0 | 65 45 -40.9 -18.9 40 86 17374 65 38 -34.4 -16.1 | 68 55 -51.1 -20.9 41 82 17678 85 18 -17.9 -1.6 | 79 35 -34.6 -6.5 42 78 17983 185 8 0.7 8.0 | 101 16 -16.0 3.1 43 70 18593 125 8 -6.6 4.6 | 89 23 -23.3 -0.3 44 66 18898 175 11 -1.0 11.0 | 109 19 -17.7 6.1 45 59 19507 95 6 -6.0 0.5 | 79 23 -22.7 -4.4 46 56 19812 75 14 -13.5 -3.6 | 74 31 -30.2 -8.5 47 53 20117 100 7 -6.9 1.2 | 81 24 -23.6 -3.7 48 50 20422 110 16 -15.0 5.5 | 91 32 -31.7 0.6 Wind Parameters Mean winds (0-6000m): 223.7 at 23.2 knts Storm direction: 253.7 at 17.4 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 132.8 deg Storm rel helicity (0-3000m) pos: 147.6 neg: -9.7 tot: 137.9 m^2/s^2 ave: 46.0 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 5.9 10^-3/s Energy-Hel index: 0.71 Bulk Rich Number: 40.34 Bulk Shear: 25.55 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 ------------------------------------------------------------------------------- 500 197 11 114 15| 17.7 0.0 17.7| 71.8 0.0 71.8 143.6 0.98| 17.9 17.6 1000 207 17 138 13| 10.1 0.0 10.1| 97.2 -3.2 94.1 94.1 0.84| 13.4 11.3 1500 210 18 145 13| 5.9 0.0 5.9| 97.2 -9.7 87.6 58.4 0.71| 9.8 6.9 2000 213 19 149 13| 5.4 0.0 5.4|110.5 -9.7 100.9 50.4 0.74| 8.4 6.2 2500 215 20 156 12| 5.3 0.0 5.3|125.3 -9.7 115.6 46.3 0.76| 7.7 5.8 3000 218 21 164 12| 4.0 0.0 4.0|147.6 -9.7 137.9 46.0 0.68| 8.8 5.9 4000 224 22 173 11| 3.0 1.0 4.0|157.2 -13.6 143.6 35.9 0.55| 8.2 4.6 5000 226 25 184 12| 2.4 1.4 3.8|166.9-104.7 62.2 12.4 0.22| 9.1 2.0 6000 224 23 177 12| 1.8 1.2 3.0|166.9-162.4 4.5 0.8 0.05| 9.1 0.4 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251022.12.gif