UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122912.upa.cvt Date: 1200Z 29 DEC 25 Searching for VILK... Searching the city database file for: VILK ... Date:1200Z 29 DEC 25 Station: VILK WMO ident: 42369 Latitude: 26.75 Longitude: 80.88 Elevation: 128.00 ------------------------------------------------------------------------------- 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 1002 128 16.8 9.8 63 7.0 12.7 270 4 289.8 291.1 285.8 311.3 7.60 1 1000 112 14.6 8.6 67 6.0 11.2 265 4 287.8 289.0 284.4 307.5 7.02 2 997 137 14.4 7.4 63 7.0 10.6 266 4 287.8 288.9 283.8 306.1 6.48 3 925 765 9.0 6.4 84 2.6 7.6 25 4 288.5 289.7 284.2 307.0 6.52 4 916 846 8.4 6.3 87 2.1 7.3 349 14 288.7 289.9 284.2 307.2 6.54 5 891 1078 15.4 -17.6 9 33.0 3.6 317 24 298.2 298.4 282.0 301.7 1.08 6 850 1477 15.0 -23.0 6 38.0 2.5 295 23 301.9 302.0 283.1 304.2 0.71 7 822 1760 15.0 -29.0 3 44.0 1.9 295 21 304.8 304.8 283.9 306.2 0.42 8 769 2320 12.6 -27.4 4 40.0 0.4 292 24 308.0 308.1 285.2 309.8 0.52 9 700 3099 7.0 -17.0 16 24.0 -1.7 290 34 310.2 310.5 287.1 315.0 1.44 10 539 5177 -10.5 -19.5 48 9.0 -13.2 275 42 313.4 313.7 288.2 318.5 1.51 11 500 5750 -14.7 -25.7 39 11.0 -17.3 275 45 315.1 315.3 288.2 318.3 0.94 12 452 6508 -20.1 -37.1 20 17.0 -22.7 278 49 317.6 317.6 288.3 318.8 0.35 13 400 7400 -28.5 -31.2 78 2.7 -28.9 275 56 317.9 318.1 288.9 320.4 0.71 14 390 7581 -28.1 -39.1 34 11.0 -29.5 279 56 320.8 320.8 289.3 322.0 0.33 15 372 7916 -31.1 -51.1 12 20.0 -32.6 281 57 321.2 321.2 289.2 321.5 0.09 16 300 9400 -42.1 -62.1 10 20.0 -42.8 275 69 326.0 326.0 290.6 326.1 0.03 17 277 9933 -46.5 -66.5 9 20.0 -47.0 277 77 327.2 327.2 290.9 327.3 0.02 18 250 10610 -47.9 -64.9 12 17.0 -48.3 280 87 334.9 334.9 293.0 335.0 0.02 19 208 11815 -50.9 -69.9 9 19.0 -51.3 284 95 348.2 348.2 296.3 348.3 0.01 20 200 12070 -52.1 -71.1 8 19.0 -52.5 285 98 350.3 350.3 296.7 350.3 0.01 21 181 12715 -54.3 -73.3 8 19.0 -54.6 290 109 356.8 356.8 298.1 356.8 0.01 22 150 13910 -58.5 -77.5 7 19.0 -58.7 280 90 369.3 369.3 300.4 369.3 0.01 23 130 14801 -61.9 -80.9 6 19.0 -62.1 277 82 378.6 378.6 302.1 378.6 0.00 24 113 15657 -67.3 -86.3 5 19.0 -67.4 272 74 384.0 384.0 302.9 384.0 0.00 25 100 16390 -68.9 -88.9 4 20.0 -69.0 265 67 394.6 394.6 304.5 394.6 0.00 26 85 17355 -72.3 -94.3 2 22.0 -72.3 260 60 406.5 406.5 306.0 406.5 0.00 27 70 18500 -71.9 -92.9 3 21.0 -72.0 275 35 430.6 430.6 308.9 430.6 0.00 28 51 20390 -69.1 -88.1 5 19.0 -69.3 289 25 477.9 477.9 313.3 478.0 0.00 29 50 20510 -65.5 -84.5 5 19.0 -65.8 290 24 489.1 489.1 314.1 489.2 0.01 30 38 22189 -62.7 -81.7 6 19.0 -63.2 309 20 536.2 536.2 317.3 536.3 0.01 31 34 22882 -57.9 -78.9 5 21.0 -58.9 316 18 566.2 566.2 319.0 566.3 0.02 32 30 23670 -58.1 -79.1 5 21.0 -59.2 325 16 586.2 586.3 320.0 586.4 0.03 33 20 26240 -55.7 -79.7 3 24.0 -57.7 290 12 665.7 665.7 323.3 666.0 0.03 34 15 28075 -55.1 -80.1 3 25.0 -57.8 724.8 724.8 325.2 725.1 0.04 35 12 29526 -47.3 -76.3 2 29.0 -53.2 800.2 800.2 327.3 801.1 0.10 36 10 30729 -48.3 -77.3 2 29.0 -54.4 839.3 839.3 328.2 840.3 0.10 TRP 85 17355 -72.3 -94.3 2 22.0 -72.3 260 60 406.5 406.5 306.0 406.5 0.00 WND 181 12715 -54.3 -73.3 8 19.0 -54.6 290 109 356.8 356.8 298.1 356.8 0.01 Sounding variables and indices 1000-500 mb thick: 5638.00 m Freezing level: 635.60 mb = 3930.11 m = 12893.92 ft Wetbulb zero: 756.85 mb = 2451.83 m = 8043.96 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 30.57 % Est. max temperature: 28.70 C = 83.66 F Sfc-Lift cond lev (LCL): 902.47 mb = 970.67 m = 3184.57 ft T: 12.16 C 700-500 lapse rate: 8.19 C/km ThetaE index: 5.57 C Layer 891.0- 850.0 mb Conv cond level (CCL): 634.59 mb = 3878.84 m = 12725.68 ft Mean mixing ratio: 6.24 g/kg Conv temperature: 38.61 C = 101.49 F Cap Strength: 13.87 C Lifted Index: 9.95 C Risk: None Lifted Index @300 mb: 14.13 C Lifted Index @700 mb: 12.96 C Showalter Index: 10.87 C Risk: None Total Totals Index: 21.40 C Risk: None Vertical Totals Index: 29.70 C Cross Totals Index: -8.30 C K Index: -17.30 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 2.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.97 J/kg Max Up Vert Vel: 4.89 m/s Conv Inhibition (B-): 48068.60 J/kg Cap Strength: 13.86 C Lift Cond Lev (LCL): 878.45 mb = 1198.06 m = 3930.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 23 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 1002 128 270 4 4.0 -0.0 | 145 20 -11.5 16.4 1 1000 112 265 4 4.0 0.3 | 146 20 -11.5 16.7 2 977 305 270 5 5.0 -0.0 | 147 19 -10.5 16.4 3 942 610 15 4 -1.0 -3.9 | 127 21 -16.5 12.5 4 925 765 25 4 -1.7 -3.6 | 127 21 -17.2 12.7 5 909 914 320 22 14.1 -16.9 | 70 1 -1.3 -0.5 6 876 1219 315 25 17.7 -17.7 | 301 3 2.2 -1.3 7 850 1477 295 23 20.8 -9.7 | 219 9 5.4 6.6 8 815 1829 295 21 19.0 -8.9 | 205 8 3.6 7.5 9 786 2134 295 25 22.7 -10.6 | 231 9 7.2 5.8 10 758 2438 290 23 21.6 -7.9 | 216 10 6.1 8.5 11 730 2743 295 28 25.4 -11.8 | 245 11 9.9 4.5 12 700 3099 290 34 31.9 -11.6 | 254 17 16.5 4.7 13 652 3658 290 34 31.9 -11.6 | 254 17 16.5 4.7 14 604 4267 285 38 36.7 -9.8 | 253 22 21.2 6.5 15 559 4877 275 40 39.8 -3.5 | 242 28 24.4 12.9 16 500 5750 275 45 44.8 -3.9 | 247 32 29.4 12.4 17 477 6096 280 46 45.3 -8.0 | 254 31 29.8 8.4 18 400 7400 275 56 55.8 -4.9 | 254 42 40.3 11.5 19 388 7620 280 56 55.1 -9.7 | 261 40 39.7 6.6 20 311 9144 285 61 58.9 -15.8 | 269 43 43.5 0.6 21 300 9400 275 69 68.7 -6.0 | 259 54 53.3 10.3 22 250 10610 280 87 85.7 -15.1 | 269 70 70.2 1.3 23 248 10668 280 82 80.8 -14.2 | 268 65 65.3 2.1 24 200 12070 285 98 94.7 -25.4 | 276 80 79.2 -9.0 25 181 12715 290 109 102.4 -37.3 | 284 89 87.0 -20.9 26 150 13910 280 90 88.6 -15.6 | 269 73 73.2 0.7 27 121 15240 275 78 77.7 -6.8 | 261 63 62.2 9.6 28 100 16390 265 67 66.7 5.8 | 247 56 51.3 22.2 29 85 17355 260 60 59.1 10.4 | 238 51 43.6 26.8 30 70 18500 275 35 34.9 -3.1 | 236 24 19.4 13.3 31 50 20510 290 24 22.6 -8.2 | 221 11 7.1 8.2 32 30 23670 325 16 9.2 -13.1 | 117 7 -6.3 3.3 33 20 26240 290 12 11.3 -4.1 | 161 13 -4.2 12.3 Wind Parameters Mean winds (0-6000m): 286.6 at 30.0 knts Storm direction: 316.6 at 22.5 knts Shear (0-3000m) pos: 1.1 neg: 5.8 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 108.3 deg Storm rel helicity (0-3000m) pos: 32.4 neg: -82.8 tot: -50.3 m^2/s^2 ave: -16.8 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 11.3 stream: -3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 86.54 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 ------------------------------------------------------------------------------- 500 294 4 142 18| 6.8 0.0 6.8| 1.8 -31.5 -29.7 -59.4 -0.67| 9.3 -6.2 1000 320 10 134 13| 3.4 11.5 14.9| 1.8 -65.1 -63.3 -63.3 -0.58| 18.5-10.7 1500 311 14 147 8| 2.3 7.5 9.8| 1.8 -73.9 -72.1 -48.0 -0.61| 15.9 -9.6 2000 305 16 163 7| 1.7 6.3 8.0| 10.4 -76.4 -65.9 -33.0 -0.49| 13.2 -6.5 2500 301 18 179 7| 1.4 5.3 6.7| 19.5 -82.8 -63.3 -25.3 -0.43| 11.8 -5.1 3000 299 20 197 7| 1.1 5.8 7.0| 32.4 -82.8 -50.3 -16.8 -0.31| 11.3 -3.5 4000 295 24 224 9| 0.9 4.8 5.7| 32.4 -84.0 -51.5 -12.9 -0.30| 9.0 -2.7 5000 290 27 235 12| 0.7 4.4 5.0| 37.0-114.3 -77.3 -15.5 -0.31| 8.2 -2.6 6000 287 30 240 15| 0.8 3.9 4.7| 84.4-114.3 -29.8 -5.0 -0.22| 7.5 -1.6 Wrote GIF file: /home/apache/climate/data/raob//VILK/skewt/VILK.skewt.20251229.12.gif