UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for VILK... Searching the city database file for: VILK ... Date:1200Z 8 OCT 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 ------------------------------------------------------------------------------- 0 1000 61 0 0 SFC 993 128 30.8 23.8 66 7.0 25.6 0 0 304.6 308.1 299.0 361.4 19.01 2 987 182 29.0 19.0 55 10.0 21.9 330 1 303.3 305.9 295.6 345.2 14.15 3 925 752 23.6 17.6 69 6.0 19.4 135 1 303.4 306.0 295.4 344.5 13.82 4 876 1225 19.4 15.3 77 4.1 16.7 350 1 303.8 306.2 294.6 341.2 12.58 5 850 1485 18.4 12.4 68 6.0 14.5 325 6 305.4 307.4 293.7 337.5 10.70 6 764 2391 12.8 0.8 44 12.0 6.3 266 11 308.8 309.8 290.3 325.3 5.31 7 722 2864 9.0 2.0 61 7.0 5.1 240 13 309.7 310.9 291.3 328.7 6.13 8 708 3026 8.6 -2.4 46 11.0 3.0 234 15 311.0 311.9 290.3 325.2 4.53 9 700 3120 7.8 -3.2 46 11.0 2.3 230 17 311.1 311.9 290.2 324.7 4.31 10 650 3728 5.0 -2.0 60 7.0 1.4 220 27 314.6 315.6 291.9 330.7 5.09 11 625 4046 3.0 -15.0 25 18.0 -3.9 223 23 315.9 316.2 289.4 322.2 1.91 12 608 4270 3.0 225 20 318.4 13 570 4791 1.4 242 22 322.4 14 500 5830 -6.7 -37.7 6 31.0 -13.2 240 28 324.9 324.9 290.6 326.0 0.30 15 400 7540 -16.3 -53.3 3 37.0 -20.9 240 49 333.8 333.8 292.8 334.1 0.07 16 300 9650 -30.5 -61.5 3 31.0 -32.6 235 54 342.4 342.4 294.9 342.5 0.03 17 250 10920 -39.3 -70.3 2 31.0 -40.5 230 58 347.6 347.6 296.1 347.7 0.01 18 200 12420 -50.9 -77.9 3 27.0 -51.3 235 67 352.2 352.2 297.1 352.2 0.00 19 179 13133 -56.8 -84.9 2 28.0 -57.1 230 70 353.8 353.8 297.4 353.8 0.00 20 161 13796 -62.5 -91.5 1 29.0 -62.6 227 62 355.1 355.1 297.7 355.1 0.00 21 150 14230 -65.1 -94.1 1 29.0 -65.2 225 57 357.9 357.9 298.3 357.9 0.00 22 108 16173 -76.7 -101.7 1 25.0 -76.7 222 34 371.3 371.3 300.8 371.3 0.00 23 100 16620 -72.5 -98.5 1 26.0 -72.6 220 25 387.6 387.6 303.5 387.7 0.00 24 87 17441 -75.9 -101.9 1 26.0 -75.9 202 16 396.6 396.6 304.8 396.6 0.00 25 73 18478 -70.9 -97.9 1 27.0 -71.0 180 4 427.5 427.5 308.6 427.5 0.00 26 70 18730 -68.3 -96.3 1 28.0 -68.4 175 1 438.3 438.3 309.7 438.3 0.00 27 68 18905 -65.9 -93.9 1 28.0 -66.1 169 2 447.1 447.1 310.6 447.1 0.00 28 50 20780 -64.7 -93.7 1 29.0 -65.0 100 9 491.0 491.0 314.3 491.0 0.00 29 30 23960 -59.5 -89.5 1 30.0 -60.4 75 23 582.4 582.4 319.8 582.5 0.00 30 29 24173 -59.3 -89.3 1 30.0 -60.3 74 24 588.7 588.7 320.1 588.7 0.00 31 20 26560 -49.3 -82.3 1 33.0 -53.0 60 31 685.3 685.3 324.0 685.4 0.02 32 16 28014 -51.7 -84.7 1 33.0 -55.2 76 27 722.6 722.6 325.1 722.7 0.02 33 13 29373 -47.7 -81.7 1 34.0 -53.2 91 23 780.7 780.7 326.8 781.0 0.04 34 10 31100 -48.9 -82.9 1 34.0 -54.8 110 18 837.0 837.0 328.1 837.4 0.04 35 9.3 31578 -47.9 -81.9 1 34.0 -54.5 858.4 858.4 328.6 858.9 0.05 TRP WND 179 13133 -56.8 -84.9 2 28.0 -57.1 230 70 353.8 353.8 297.4 353.8 0.00 Sounding variables and indices 1000-500 mb thick: 5769.00 m Freezing level: 557.90 mb = 4970.39 m = 16306.86 ft Wetbulb zero: 643.52 mb = 3809.05 m = 12496.72 ft Precipitable water: 1.36 inches Sfc-500 mean rel hum: 57.62 % Est. max temperature: 31.93 C = 89.47 F Sfc-Lift cond lev (LCL): 897.81 mb = 1011.50 m = 3318.51 ft T: 21.30 C 700-500 lapse rate: 5.35 C/km ThetaE index: 36.12 C Layer 987.0- 722.0 mb Conv cond level (CCL): 805.49 mb = 1941.95 m = 6371.16 ft Mean mixing ratio: 13.94 g/kg Conv temperature: 33.38 C = 92.09 F Cap Strength: 1.91 C Lifted Index: -1.86 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.71 C Lifted Index @700 mb: -1.36 C Showalter Index: 1.13 C Risk: Showers probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 19.10 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.80 Risk: None Energy Index: -2.13 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 224.12 J/kg Max Up Vert Vel: 21.17 m/s Conv Inhibition (B-): 47.60 J/kg Cap Strength: 1.91 C Lift Cond Lev (LCL): 848.86 mb = 1496.39 m = 4909.36 ft Lev Free Conv (LFC): 753.86 mb = 2502.82 m = 8211.27 ft Equ Level (EL): 583.86 mb = 4596.77 m = 15081.09 ft B at Equ Level: 74.20 J/kg Max Parcel Lev (MPL): 223.86 mb = 11662.36 m = 38261.88 ft Wind level data Storm motion: 269 at 12 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 ---------------------------------------------------------- 0 993 128 0 0 -0.0 -0.0 | 89 12 -11.8 -0.1 1 973 305 260 3 3.0 0.5 | 92 9 -8.8 0.4 2 940 610 155 1 -0.4 0.9 | 94 12 -12.2 0.8 3 925 752 135 1 -0.7 0.7 | 93 12 -12.5 0.6 4 908 914 85 1 -1.0 -0.1 | 89 13 -12.8 -0.2 5 876 1219 350 1 0.2 -1.0 | 84 12 -11.6 -1.1 6 850 1485 325 6 3.4 -4.9 | 59 10 -8.3 -5.1 7 816 1829 290 8 7.5 -2.7 | 56 5 -4.3 -2.9 8 787 2134 270 11 11.0 -0.0 | 79 1 -0.8 -0.1 9 759 2438 265 11 11.0 1.0 | 135 1 -0.8 0.8 10 732 2743 245 11 10.0 4.6 | 158 5 -1.8 4.5 11 700 3120 230 17 13.0 10.9 | 187 11 1.2 10.8 12 655 3658 220 28 18.0 21.4 | 196 22 6.2 21.3 13 607 4267 225 20 14.1 14.1 | 190 14 2.4 14.0 14 563 4877 245 22 19.9 9.3 | 222 12 8.2 9.2 15 500 5830 240 28 24.2 14.0 | 222 19 12.5 13.9 16 483 6096 245 33 29.9 13.9 | 233 23 18.1 13.8 17 400 7540 240 49 42.4 24.5 | 232 39 30.7 24.4 18 396 7620 240 48 41.6 24.0 | 231 38 29.8 23.9 19 321 9144 240 53 45.9 26.5 | 232 43 34.1 26.4 20 300 9650 235 54 44.2 31.0 | 226 45 32.5 30.8 21 259 10668 235 56 45.9 32.1 | 227 47 34.1 32.0 22 250 10920 230 58 44.4 37.3 | 221 49 32.7 37.1 23 200 12420 235 67 54.9 38.4 | 228 58 43.1 38.3 24 179 13133 230 70 53.6 45.0 | 223 61 41.8 44.9 25 150 14230 225 57 40.3 40.3 | 215 49 28.5 40.2 26 126 15240 225 53 37.5 37.5 | 215 45 25.7 37.3 27 100 16620 220 25 16.1 19.2 | 193 19 4.3 19.0 28 70 18730 175 1 -0.1 1.0 | 94 12 -11.9 0.9 29 50 20780 100 9 -8.9 1.6 | 94 21 -20.6 1.4 30 30 23960 75 23 -22.2 -6.0 | 80 35 -34.0 -6.1 31 20 26560 60 31 -26.8 -15.5 | 68 42 -38.6 -15.6 32 10 31100 110 18 -16.9 6.2 | 102 29 -28.7 6.0 Wind Parameters Mean winds (0-6000m): 239.3 at 15.7 knts Storm direction: 269.3 at 11.8 knts Shear (0-3000m) pos: 0.2 neg: 2.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 97.7 deg Storm rel helicity (0-3000m) pos: 13.4 neg: -28.4 tot: -15.1 m^2/s^2 ave: -5.0 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -0.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 8.72 Bulk Shear: 25.69 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 ------------------------------------------------------------------------------- 500 246 2 93 10| 1.0 0.0 1.0| 6.4 -6.3 0.1 0.3 0.05| 7.9 0.4 1000 222 1 95 11| 0.5 0.9 1.5| 6.4 -12.6 -6.2 -6.2 -0.15| 5.1 -0.8 1500 311 2 81 10| 0.3 2.7 3.0| 6.4 -28.0 -21.6 -14.4 -0.40| 6.0 -2.4 2000 293 4 79 8| 0.3 2.9 3.2| 6.9 -28.4 -21.5 -10.8 -0.26| 6.3 -1.7 2500 279 5 82 7| 0.2 2.3 2.5| 7.5 -28.4 -20.9 -8.4 -0.17| 5.8 -1.0 3000 264 7 96 5| 0.2 2.9 3.1| 13.4 -28.4 -15.1 -5.0 -0.04| 6.3 -0.3 4000 239 11 158 6| 0.7 3.5 4.2| 21.9 -35.0 -13.0 -3.3 -0.01| 6.9 -0.1 5000 238 13 175 7| 1.0 2.8 3.8| 47.1 -36.8 10.3 2.1 0.10| 6.6 0.6 6000 239 16 192 8| 1.1 2.6 3.7| 68.5 -37.4 31.2 5.2 0.14| 6.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//VILK/skewt/VILK.skewt.20251008.12.gif