UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:1200Z 6 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 1009 10 29.6 22.6 66 7.0 24.5 265 3 302.0 305.2 297.3 353.2 17.36 1 1000 89 28.6 23.6 74 5.0 24.9 295 6 301.8 305.2 298.1 356.8 18.65 2 954 504 24.2 22.3 89 1.9 22.8 275 9 301.4 304.7 297.6 354.6 18.05 3 925 774 22.4 19.0 81 3.4 20.0 280 14 302.2 305.0 295.9 346.9 15.12 4 885 1158 20.8 13.8 64 7.0 16.2 293 12 304.4 306.5 293.9 338.1 11.28 5 850 1506 19.0 12.0 64 7.0 14.4 295 14 306.0 308.0 293.7 337.4 10.42 6 785 2187 14.8 10.7 76 4.1 12.1 306 8 308.6 310.5 294.3 340.0 10.35 7 749 2585 13.6 5.6 58 8.0 8.8 306 7 311.5 312.9 293.1 335.1 7.64 8 700 3154 10.2 3.2 62 7.0 6.2 290 11 313.8 315.1 293.2 335.4 6.90 9 580 4691 0.0 -3.1 80 3.1 -1.6 309 2 319.2 320.2 293.3 336.1 5.25 10 510 5714 -4.3 -10.3 63 6.0 -6.9 228 9 325.9 326.6 293.7 337.4 3.43 11 500 5870 -5.5 -10.5 68 5.0 -7.7 195 7 326.3 327.0 293.8 337.9 3.44 12 402 7542 -14.7 -25.7 39 11.0 -17.7 219 4 335.4 335.6 294.3 339.7 1.17 13 400 7580 -14.9 -25.9 39 11.0 -17.9 220 4 335.6 335.9 294.3 339.9 1.16 14 377 8026 -18.5 -24.5 59 6.0 -20.1 201 5 336.6 336.9 294.7 341.7 1.39 15 353 8515 -22.1 -31.1 44 9.0 -24.0 156 9 338.1 338.3 294.6 341.2 0.81 16 321 9207 -28.1 -31.9 70 3.8 -28.8 127 18 339.2 339.3 294.8 342.2 0.82 17 300 9690 -31.7 -35.6 68 3.9 -32.3 95 21 340.7 340.8 295.0 343.0 0.61 18 268 10476 -38.1 -41.6 70 3.5 -38.5 87 24 342.5 342.6 295.3 344.0 0.37 19 250 10950 -41.7 -46.4 60 4.7 -42.1 90 33 344.1 344.1 295.5 345.0 0.24 20 232 11451 -45.5 -55.5 32 10.0 -46.0 85 41 345.7 345.7 295.8 346.1 0.09 21 221 11773 -48.3 -53.3 56 5.0 -48.6 85 49 346.3 346.3 295.9 346.8 0.12 22 200 12420 -54.3 -59.3 54 5.0 -54.4 75 51 346.8 346.8 296.0 347.1 0.06 23 152 14121 -68.0 -72.7 51 4.7 -68.0 100 74 351.7 351.7 297.0 351.7 0.01 24 151 14160 -68.3 -73.0 51 4.7 -68.4 100 74 351.8 351.8 297.0 351.8 0.01 25 150 14200 -68.1 -73.1 49 5.0 -68.1 100 73 352.8 352.8 297.3 352.8 0.01 26 146 14361 -67.3 -75.3 31 8.0 -67.4 100 72 356.9 356.9 298.1 356.9 0.01 27 127 15187 -71.7 -83.7 15 12.0 -71.8 105 32 363.5 363.5 299.4 363.5 0.00 28 100 16560 -79.7 -88.7 21 9.0 -79.7 100 25 373.7 373.7 301.2 373.7 0.00 TRP 100 16560 -79.7 -88.7 21 9.0 -79.7 100 25 373.7 373.7 301.2 373.7 0.00 WND 152 14121 -68.0 -72.7 51 4.7 -68.0 100 74 351.7 351.7 297.0 351.7 0.01 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 580.00 mb = 4690.74 m = 15389.39 ft Wetbulb zero: 604.24 mb = 4356.17 m = 14291.74 ft Precipitable water: 2.04 inches Sfc-500 mean rel hum: 70.45 % Est. max temperature: 33.25 C = 91.86 F Sfc-Lift cond lev (LCL): 911.99 mb = 897.02 m = 2942.94 ft T: 21.89 C 700-500 lapse rate: 5.78 C/km ThetaE index: 19.41 C Layer 954.0- 785.0 mb Conv cond level (CCL): 868.32 mb = 1321.98 m = 4337.15 ft Mean mixing ratio: 17.12 g/kg Conv temperature: 32.82 C = 91.07 F Cap Strength: 1.09 C Lifted Index: -3.41 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.62 C Lifted Index @700 mb: -1.07 C Showalter Index: 2.39 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 17.50 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 179.00 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1428.43 J/kg Max Up Vert Vel: 53.45 m/s Conv Inhibition (B-): 26.33 J/kg Cap Strength: 1.10 C Lift Cond Lev (LCL): 911.17 mb = 904.79 m = 2968.43 ft Lev Free Conv (LFC): 816.17 mb = 1853.73 m = 6081.73 ft Equ Level (EL): 146.17 mb = 14354.41 m = 47093.93 ft B at Equ Level: 1397.67 J/kg Wind level data Storm motion: 316 at 6 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 1009 10 265 3 3.0 0.3 | 164 5 -1.4 4.9 1 1000 89 295 6 5.4 -2.5 | 206 2 1.0 2.1 2 976 305 285 8 7.7 -2.1 | 233 4 3.3 2.5 3 942 610 270 9 9.0 -0.0 | 225 7 4.6 4.6 4 925 774 280 14 13.8 -2.4 | 257 10 9.4 2.2 5 879 1219 295 12 10.9 -5.1 | 274 6 6.5 -0.5 6 850 1506 295 14 12.7 -5.9 | 279 8 8.3 -1.3 7 818 1829 300 11 9.5 -5.5 | 280 5 5.1 -0.9 8 762 2438 310 6 4.6 -3.9 | 194 1 0.2 0.8 9 700 3154 290 11 10.3 -3.8 | 262 6 5.9 0.8 10 683 3353 300 13 11.3 -6.5 | 285 7 6.9 -1.9 11 658 3658 315 13 9.2 -9.2 | 314 7 4.8 -4.6 12 633 3962 340 8 2.7 -7.5 | 30 3 -1.7 -2.9 13 610 4267 245 1 0.9 0.4 | 145 6 -3.5 5.0 14 587 4572 0 1 -0.0 -1.0 | 129 6 -4.4 3.6 15 565 4877 205 5 2.1 4.5 | 166 9 -2.3 9.1 16 505 5791 230 9 6.9 5.8 | 193 11 2.5 10.4 17 500 5870 195 7 1.8 6.8 | 167 12 -2.6 11.4 18 485 6096 175 7 -0.6 7.0 | 157 13 -5.0 11.6 19 467 6401 145 4 -2.3 3.3 | 140 10 -6.7 7.9 20 448 6706 200 9 3.1 8.5 | 174 13 -1.3 13.1 21 400 7580 220 4 2.6 3.1 | 167 8 -1.8 7.7 22 398 7620 220 5 3.2 3.8 | 172 9 -1.2 8.4 23 382 7925 230 4 3.1 2.6 | 169 7 -1.3 7.2 24 366 8230 130 6 -4.6 3.9 | 133 12 -9.0 8.5 25 351 8534 160 9 -3.1 8.5 | 150 15 -7.5 13.1 26 323 9144 130 18 -13.8 11.6 | 132 24 -18.2 16.2 27 300 9690 95 21 -20.9 1.8 | 104 26 -25.3 6.4 28 284 10058 90 21 -21.0 0.0 | 100 26 -25.4 4.6 29 260 10668 85 26 -25.9 -2.3 | 94 30 -30.3 2.3 30 250 10950 90 33 -33.0 0.0 | 97 38 -37.4 4.6 31 249 10973 85 29 -28.9 -2.5 | 94 33 -33.3 2.1 32 217 11887 85 52 -51.8 -4.5 | 90 56 -56.2 0.1 33 200 12420 75 51 -49.3 -13.2 | 81 54 -53.7 -8.6 34 154 14021 95 65 -64.8 5.7 | 98 70 -69.2 10.3 35 152 14121 100 74 -72.9 12.8 | 103 79 -77.3 17.5 36 150 14200 100 73 -71.9 12.7 | 103 78 -76.3 17.3 37 147 14326 100 74 -72.9 12.8 | 103 79 -77.3 17.5 38 125 15240 105 28 -27.0 7.2 | 111 34 -31.5 11.9 39 107 16154 85 38 -37.9 -3.3 | 92 42 -42.3 1.3 40 100 16560 100 25 -24.6 4.3 | 107 30 -29.0 9.0 41 91 17069 115 12 -10.9 5.1 | 122 18 -15.3 9.7 42 82 17678 120 23 -19.9 11.5 | 124 29 -24.3 16.1 43 74 18288 40 27 -17.4 -20.7 | 54 27 -21.8 -16.1 44 70 18593 40 35 -22.5 -26.8 | 50 35 -26.9 -22.2 45 66 18898 80 25 -24.6 -4.3 | 91 29 -29.0 0.3 46 59 19507 110 7 -6.6 2.4 | 123 13 -11.0 7.0 47 56 19812 160 10 -3.4 9.4 | 151 16 -7.8 14.0 48 53 20117 175 5 -0.4 5.0 | 153 11 -4.8 9.6 49 50 20422 30 11 -5.5 -9.5 | 64 11 -9.9 -4.9 50 48 20726 70 9 -8.5 -3.1 | 97 13 -12.9 1.5 51 38 21946 100 36 -35.5 6.3 | 105 41 -39.9 10.9 Wind Parameters Mean winds (0-6000m): 286.3 at 8.5 knts Storm direction: 316.3 at 6.4 knts Shear (0-3000m) pos: 0.8 neg: 0.7 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 99.7 deg Storm rel helicity (0-3000m) pos: 19.3 neg: -1.7 tot: 17.6 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.8 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 5667.52 Bulk Shear: 0.25 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 ------------------------------------------------------------------------------- 500 284 7 222 4| 5.9 0.0 5.9| 3.3 -0.6 2.8 5.6 0.49| 8.0 3.9 1000 281 10 241 6| 5.3 0.0 5.3| 15.3 -1.0 14.3 14.3 0.58| 8.2 4.8 1500 286 11 254 6| 3.9 0.0 3.9| 18.6 -1.0 17.6 11.7 0.56| 6.7 3.8 2000 290 11 261 6| 1.9 0.0 1.9| 18.8 -1.1 17.7 8.9 0.45| 6.2 2.8 2500 292 10 261 5| 1.0 0.0 1.0| 18.9 -1.7 17.2 6.9 0.35| 5.8 2.0 3000 293 10 261 5| 0.8 0.7 1.5| 19.3 -1.7 17.6 5.9 0.33| 5.5 1.8 4000 297 10 271 5| 0.9 0.5 1.4| 35.7 -1.8 33.9 8.5 0.46| 6.1 2.8 5000 296 9 258 4| 0.7 0.9 1.6| 41.9 -8.7 33.3 6.7 0.39| 7.0 2.7 6000 286 9 239 4| 0.3 0.6 1.0| 52.1 -26.7 25.4 4.2 0.31| 6.7 2.1 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251006.12.gif