UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for VILK... Searching the city database file for: VILK ... Date:0000Z 18 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 12.0 7.8 75 4.2 9.7 50 3 285.0 286.1 282.8 303.5 6.63 1 1000 143 11.8 7.6 75 4.2 9.5 5 3 285.0 286.1 282.7 303.2 6.55 2 959 493 9.8 5.6 75 4.2 7.6 9 6 286.4 287.4 282.6 303.1 5.95 3 939 670 15.6 10.9 74 4.7 12.7 17 6 294.0 295.6 288.5 319.1 8.75 4 925 798 15.2 9.2 67 6.0 11.7 20 5 294.9 296.3 288.0 317.7 7.91 5 853 1482 13.2 -1.8 35 15.0 5.8 3 7 299.7 300.4 285.9 311.5 3.93 6 850 1512 13.4 -1.6 35 15.0 6.0 360 7 300.2 300.9 286.1 312.3 4.00 7 785 2183 16.2 -15.8 10 32.0 3.5 338 24 310.1 310.4 287.0 314.8 1.42 8 724 2865 14.2 324 24 315.2 9 700 3148 12.0 320 22 315.8 10 619 4168 6.8 313 17 321.1 11 500 5880 -6.7 -54.7 1 48.0 -13.7 285 24 324.9 324.9 290.3 325.1 0.05 12 400 7570 -21.1 -64.1 1 43.0 -24.5 305 47 327.6 327.6 291.0 327.6 0.02 13 324 9079 -34.7 -72.7 1 38.0 -36.1 300 40 329.1 329.1 291.5 329.2 0.01 14 300 9610 -38.9 -75.9 1 37.0 -39.9 290 44 330.5 330.5 291.9 330.6 0.00 15 250 10840 -47.3 -81.3 1 34.0 -47.9 295 67 335.7 335.7 293.3 335.8 0.00 16 200 12280 -58.7 -89.7 1 31.0 -58.9 290 85 339.8 339.8 294.3 339.8 0.00 17 199 12312 -58.9 -89.9 1 31.0 -59.1 290 85 340.0 340.0 294.3 340.0 0.00 18 162 13582 -66.1 -94.1 1 28.0 -66.2 275 87 348.5 348.5 296.3 348.5 0.00 19 150 14050 -65.5 -94.5 1 29.0 -65.6 270 88 357.2 357.2 298.1 357.2 0.00 20 145 14257 -64.3 -93.3 1 29.0 -64.4 270 89 362.8 362.8 299.2 362.8 0.00 21 140 14471 -65.4 -94.1 1 28.7 -65.5 270 91 364.6 364.6 299.6 364.6 0.00 22 100 16470 -75.5 -101.5 1 26.0 -75.5 260 59 381.9 381.9 302.5 381.9 0.00 23 96 16706 -77.1 -102.1 1 25.0 -77.1 258 56 383.2 383.2 302.8 383.2 0.00 24 95 16767 -76.1 -101.1 1 25.0 -76.2 257 55 386.3 386.3 303.2 386.3 0.00 25 83 17544 -77.9 -102.9 1 25.0 -77.9 250 46 397.9 397.9 304.9 397.9 0.00 26 77 17978 -75.1 -101.1 1 26.0 -75.2 265 39 412.3 412.3 306.8 412.3 0.00 27 70 18530 -76.3 -101.3 1 25.0 -76.3 285 30 421.2 421.2 307.9 421.2 0.00 28 68 18698 -76.7 -101.7 1 25.0 -76.7 288 30 423.8 423.8 308.2 423.8 0.00 29 64 19053 -70.1 -97.1 1 27.0 -70.2 296 29 445.7 445.7 310.4 445.7 0.00 30 55 19953 -72.1 -99.1 1 27.0 -72.2 314 29 460.9 460.9 311.8 460.9 0.00 31 50 20520 -68.9 -96.9 1 28.0 -69.1 325 28 481.1 481.1 313.5 481.1 0.00 32 46 21025 -63.9 -92.9 1 29.0 -64.3 323 27 504.8 504.8 315.3 504.8 0.00 33 37 22356 -65.3 -94.3 1 29.0 -65.7 316 24 533.6 533.6 317.1 533.6 0.00 34 34 22878 -59.9 -89.9 1 30.0 -60.7 314 23 560.9 560.9 318.7 560.9 0.00 35 30 23660 -59.9 -89.9 1 30.0 -60.8 310 21 581.3 581.3 319.8 581.4 0.00 36 25 24794 -61.5 -91.5 1 30.0 -62.4 290 25 607.9 607.9 321.0 607.9 0.00 37 24 25051 -55.5 -86.5 1 31.0 -57.3 285 25 632.4 632.4 322.0 632.5 0.01 38 21 25907 -52.9 -84.9 1 32.0 -55.5 270 28 664.9 664.9 323.2 665.0 0.01 39 20 26220 -55.1 -87.1 1 32.0 -57.3 265 29 667.5 667.5 323.3 667.6 0.01 40 18 26893 -56.9 -87.9 1 31.0 -58.9 262 29 682.3 682.3 323.9 682.3 0.01 41 11 30031 -55.5 -87.5 1 32.0 -58.8 248 27 790.5 790.5 327.0 790.7 0.02 42 10 30650 -48.5 -82.5 1 34.0 -54.6 245 27 838.5 838.5 328.1 838.9 0.04 43 10 30650 -48.5 -82.5 1 34.0 -54.6 245 27 838.5 838.5 328.1 838.9 0.04 44 9.6 30919 -47.9 -81.9 1 34.0 -54.4 850.6 850.6 328.4 851.1 0.05 45 8.8 31502 -41.1 -77.1 1 36.0 -51.3 898.4 898.4 329.4 899.7 0.12 46 7.5 32582 -43.7 -78.7 1 35.0 -53.2 929.9 929.9 330.0 931.1 0.11 47 7.1 32954 -39.9 -75.9 1 36.0 -51.8 960.2 960.3 330.5 962.3 0.18 TRP 83 17544 -77.9 -102.9 1 25.0 -77.9 250 46 397.9 397.9 304.9 397.9 0.00 WND 140 14471 -65.4 -94.1 1 28.7 -65.5 270 91 364.6 364.6 299.6 364.6 0.00 Sounding variables and indices 1000-500 mb thick: 5737.00 m Freezing level: 559.06 mb = 5030.39 m = 16503.70 ft Wetbulb zero: 727.28 mb = 2827.29 m = 9275.78 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 49.18 % Est. max temperature: 26.86 C = 80.35 F Sfc-Lift cond lev (LCL): 940.39 mb = 657.92 m = 2158.51 ft T: 15.19 C 700-500 lapse rate: 6.84 C/km ThetaE index: 7.60 C Layer 925.0- 850.0 mb Conv cond level (CCL): 557.64 mb = 5005.14 m = 16420.87 ft Mean mixing ratio: 6.99 g/kg Conv temperature: 50.08 C = 122.15 F Cap Strength: 17.15 C Lifted Index: 15.55 C Risk: None Lifted Index @300 mb: 14.75 C Lifted Index @700 mb: 16.08 C Showalter Index: 14.20 C Risk: None Total Totals Index: 25.20 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 5.10 C K Index: -19.18 Risk: None Sweat Index: 38.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.21 J/kg Max Up Vert Vel: 10.70 m/s Conv Inhibition (B-): 59126.56 J/kg Cap Strength: 17.16 C Lift Cond Lev (LCL): 880.78 mb = 1211.73 m = 3975.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 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 1002 128 50 3 -2.3 -1.9 | 149 12 -5.9 10.0 1 1000 143 5 3 -0.3 -3.0 | 156 10 -3.9 8.9 2 981 305 360 5 -0.0 -5.0 | 152 8 -3.6 6.9 3 946 610 15 6 -1.6 -5.8 | 140 8 -5.2 6.1 4 925 798 20 5 -1.7 -4.7 | 143 9 -5.4 7.2 5 912 914 35 5 -2.9 -4.1 | 140 10 -6.5 7.8 6 880 1219 25 4 -1.7 -3.6 | 147 10 -5.3 8.3 7 850 1512 360 7 -0.0 -7.0 | 143 6 -3.6 4.9 8 819 1829 360 7 -0.0 -7.0 | 143 6 -3.6 4.9 9 790 2134 340 23 7.9 -21.6 | 336 11 4.2 -9.7 10 762 2438 330 28 14.0 -24.2 | 320 16 10.4 -12.3 11 734 2743 325 25 14.3 -20.5 | 309 14 10.7 -8.6 12 700 3148 320 22 14.1 -16.9 | 295 12 10.5 -4.9 13 657 3658 325 19 10.9 -15.6 | 297 8 7.3 -3.6 14 610 4267 310 16 12.3 -10.3 | 259 9 8.6 1.6 15 566 4877 275 20 19.9 -1.7 | 238 19 16.3 10.2 16 500 5880 285 24 23.2 -6.2 | 254 20 19.5 5.7 17 486 6096 290 24 22.6 -8.2 | 259 19 18.9 3.7 18 400 7570 305 47 38.5 -27.0 | 293 38 34.9 -15.0 19 397 7620 305 47 38.5 -27.0 | 293 38 34.9 -15.0 20 320 9144 300 40 34.6 -20.0 | 285 32 31.0 -8.1 21 300 9610 290 44 41.3 -15.0 | 275 38 37.7 -3.1 22 256 10668 295 65 58.9 -27.5 | 286 57 55.3 -15.5 23 250 10840 295 67 60.7 -28.3 | 286 59 57.1 -16.4 24 200 12280 290 85 79.9 -29.1 | 283 78 76.2 -17.2 25 150 14050 270 88 88.0 -0.0 | 262 85 84.4 11.9 26 140 14471 270 91 91.0 -0.0 | 262 88 87.4 11.9 27 123 15240 270 82 82.0 -0.0 | 261 79 78.4 11.9 28 100 16470 260 59 58.1 10.2 | 248 59 54.5 22.2 29 83 17544 250 46 43.2 15.7 | 235 48 39.6 27.7 30 70 18530 285 30 29.0 -7.8 | 261 26 25.3 4.2 31 50 20520 325 28 16.1 -22.9 | 312 17 12.4 -11.0 32 30 23660 310 21 16.1 -13.5 | 277 13 12.4 -1.6 33 20 26220 265 29 28.9 2.5 | 240 29 25.2 14.4 34 10 30650 245 27 24.5 11.4 | 222 31 20.8 23.3 Wind Parameters Mean winds (0-6000m): 313.0 at 16.6 knts Storm direction: 343.0 at 12.5 knts Shear (0-3000m) pos: 0.3 neg: 4.1 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 146.6 deg Storm rel helicity (0-3000m) pos: 6.1 neg: -51.6 tot: -45.5 m^2/s^2 ave: -15.2 10^-3 m/s^2 rel: -0.51 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.11 Bulk Shear: 27.05 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 7 5 149 8| 0.0 3.9 3.9| 2.3 -4.1 -1.8 -3.6 -0.19| 5.8 -1.1 1000 16 5 145 9| 1.0 2.0 3.0| 5.2 -4.9 0.3 0.3 -0.03| 4.5 -0.1 1500 14 5 145 8| 0.7 2.6 3.2| 6.1 -6.4 -0.2 -0.1 -0.04| 4.4 -0.2 2000 3 7 142 6| 0.5 6.1 6.6| 6.1 -17.2 -11.0 -5.5 -0.43| 7.9 -3.4 2500 348 11 138 2| 0.4 5.7 6.1| 6.1 -38.0 -31.9 -12.8 -0.47| 8.2 -3.9 3000 340 13 282 1| 0.3 4.1 4.4| 6.1 -51.6 -45.5 -15.2 -0.51| 7.7 -3.9 4000 333 15 290 3| 0.6 2.8 3.5| 6.7 -61.1 -54.5 -13.6 -0.51| 6.7 -3.5 5000 323 15 273 6| 0.5 2.8 3.3| 12.0 -82.6 -70.6 -14.1 -0.48| 6.8 -3.3 6000 313 17 266 9| 0.2 2.3 2.6| 45.1 -82.6 -37.6 -6.3 -0.35| 6.2 -2.2 Wrote GIF file: /home/apache/climate/data/raob//VILK/skewt/VILK.skewt.20251218.00.gif