UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 17 JAN 26 Station: VH004 WMO ident: 45004 Latitude: 22.32 Longitude: 114.17 ------------------------------------------------------------------------------- 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 1005 65 19.8 9.8 52 10.0 13.9 55 1 292.5 293.9 286.8 314.2 7.58 1 1000 108 20.2 10.2 53 10.0 14.2 70 3 293.4 294.7 287.3 315.8 7.83 2 925 775 17.2 3.2 39 14.0 9.7 85 19 296.9 297.8 286.1 312.3 5.21 3 855 1443 14.2 -0.8 36 15.0 6.6 43 5 300.5 301.3 286.5 313.2 4.22 4 850 1492 13.6 -1.4 35 15.0 6.2 40 3 300.4 301.1 286.3 312.7 4.06 5 793 2072 9.0 2.0 61 7.0 5.3 294 1 301.5 302.5 288.2 318.2 5.58 6 787 2135 8.4 3.4 71 5.0 5.7 276 1 301.5 302.7 288.8 320.1 6.22 7 783 2177 8.4 6.2 86 2.2 7.1 274 1 302.0 303.4 290.2 324.6 7.61 8 751 2521 7.0 2.5 73 4.5 4.6 265 3 304.1 305.2 289.5 322.5 6.11 9 747 2565 7.4 -9.6 29 17.0 0.3 264 4 305.0 305.4 286.3 312.7 2.47 10 744 2598 7.4 -12.6 23 20.0 -0.4 263 4 305.3 305.7 285.9 311.5 1.95 11 735 2698 6.4 -4.6 45 11.0 1.3 260 4 305.3 306.0 287.6 316.7 3.70 12 733 2721 6.4 -13.6 22 20.0 -1.2 260 5 305.5 305.9 285.8 311.3 1.82 13 730 2754 6.0 -7.0 39 13.0 0.3 259 5 305.4 306.0 287.1 315.1 3.10 14 725 2811 6.0 -14.0 22 20.0 -1.6 258 5 306.0 306.4 285.9 311.8 1.78 15 700 3097 3.8 -8.2 41 12.0 -1.3 250 7 306.7 307.2 287.4 315.9 2.94 16 691 3202 3.2 -4.8 56 8.0 -0.5 268 12 307.2 307.9 288.5 319.2 3.87 17 688 3237 3.8 -16.2 22 20.0 -3.4 274 13 308.2 308.5 286.5 313.3 1.57 18 683 3296 4.2 -16.8 20 21.0 -3.3 284 16 309.3 309.6 286.8 314.2 1.50 19 682 3308 4.2 -15.8 22 20.0 -3.1 287 17 309.4 309.7 287.0 314.8 1.63 20 662 3549 2.6 -5.4 56 8.0 -1.1 289 19 310.3 311.0 289.5 322.4 3.86 21 612 4176 -2.7 -5.5 81 2.8 -4.0 265 21 311.2 312.0 290.0 324.3 4.15 22 596 4385 -4.3 -10.3 63 6.0 -6.7 265 23 311.7 312.3 289.1 321.1 2.93 23 593 4424 -3.1 -21.1 23 18.0 -8.7 265 24 313.6 313.8 287.9 317.6 1.20 24 586 4519 -0.3 -43.3 2 43.0 -8.8 265 24 317.9 317.9 288.2 318.4 0.14 25 579 4615 -0.3 -45.3 2 45.0 -8.9 264 26 319.0 319.0 288.6 319.4 0.12 26 530 5317 -2.7 -50.7 1 48.0 -10.9 250 41 324.3 324.3 290.2 324.6 0.07 27 515 5545 -0.9 248 47 329.1 28 500 5780 -2.1 245 52 330.5 29 478 6137 -4.5 -52.5 1 48.0 -12.5 246 52 331.8 331.8 292.3 332.0 0.06 30 465 6355 -2.9 253 55 336.4 31 400 7530 -12.5 -56.5 1 44.0 -18.4 270 46 338.7 338.8 294.0 338.9 0.05 32 329 8989 -23.7 -55.7 4 32.0 -26.9 276 56 342.8 342.8 295.1 343.1 0.06 33 327 9034 -23.1 -59.1 2 36.0 -26.5 276 56 344.2 344.3 295.4 344.4 0.04 34 311 9400 -24.9 -61.9 2 37.0 -28.0 273 55 346.7 346.7 295.9 346.8 0.03 35 300 9660 -27.3 -61.3 2 34.0 -30.0 270 52 346.9 346.9 296.0 347.1 0.03 36 250 10940 -39.5 -60.5 9 21.0 -40.5 255 52 347.3 347.3 296.1 347.5 0.04 37 228 11560 -45.3 -60.3 17 15.0 -45.9 242 52 347.8 347.8 296.2 348.0 0.05 38 200 12420 -51.7 -69.7 10 18.0 -52.1 215 62 350.9 350.9 296.8 351.0 0.02 39 190 12750 -53.7 -72.6 8 18.9 -54.1 200 66 352.8 352.8 297.3 352.9 0.01 40 160 13833 -60.5 -82.5 4 22.0 -60.7 239 44 359.2 359.2 298.5 359.2 0.00 41 150 14230 -64.5 -83.5 6 19.0 -64.6 255 40 359.0 359.0 298.5 359.0 0.00 42 112 15950 -80.3 -86.3 36 6.0 -80.3 270 48 360.7 360.7 298.8 360.7 0.00 43 101 16534 -81.1 -90.1 20 9.0 -81.1 275 42 370.0 370.0 300.5 370.0 0.00 44 100 16590 -80.1 -89.1 21 9.0 -80.1 275 36 373.0 373.0 301.1 373.0 0.00 45 83 17625 -86.3 -93.3 27 7.0 -86.3 280 44 380.7 380.7 302.3 380.7 0.00 46 77 18036 -85.1 -93.1 23 8.0 -85.1 281 42 391.5 391.5 304.0 391.5 0.00 47 70 18570 -77.9 -88.9 15 11.0 -77.9 255 17 417.7 417.7 307.4 417.7 0.00 48 68 18737 -76.3 -89.3 11 13.0 -76.3 256 18 424.7 424.7 308.3 424.7 0.00 49 63 19176 -78.3 -90.3 13 12.0 -78.3 274 21 429.6 429.6 308.8 429.6 0.00 50 54 20068 -73.5 -89.5 7 16.0 -73.6 266 19 460.0 460.1 311.8 460.1 0.00 51 51 20410 -65.9 -87.9 3 22.0 -66.2 285 17 485.4 485.4 313.9 485.5 0.00 52 50 20530 -66.1 -90.1 2 24.0 -66.4 270 13 487.7 487.7 314.1 487.7 0.00 53 48 20779 -63.3 -89.3 2 26.0 -63.7 256 13 500.1 500.1 314.9 500.1 0.00 54 36 22561 -60.1 -89.1 1 29.0 -60.9 165 15 551.3 551.3 318.2 551.3 0.00 TRP 83 17625 -86.3 -93.3 27 7.0 -86.3 280 44 380.7 380.7 302.3 380.7 0.00 WND 190 12750 -53.7 -72.6 8 18.9 -54.1 200 66 352.8 352.8 297.3 352.9 0.01 Sounding variables and indices 1000-500 mb thick: 5672.00 m Freezing level: 637.47 mb = 3856.25 m = 12651.58 ft Wetbulb zero: 745.77 mb = 2578.56 m = 8459.73 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 41.91 % Est. max temperature: 27.80 C = 82.03 F Sfc-Lift cond lev (LCL): 866.18 mb = 1332.31 m = 4371.05 ft T: 14.70 C 700-500 lapse rate: 2.20 C/km ThetaE index: 13.11 C Layer 751.0- 735.0 mb Conv cond level (CCL): 643.54 mb = 3774.40 m = 12383.04 ft Mean mixing ratio: 6.27 g/kg Conv temperature: 37.92 C = 100.26 F Cap Strength: 17.42 C Lifted Index: 17.86 C Risk: None Lifted Index @300 mb: 23.77 C Lifted Index @700 mb: 6.12 C Showalter Index: 18.56 C Risk: None Total Totals Index: 16.40 C Risk: None Vertical Totals Index: 15.70 C Cross Totals Index: 0.70 C K Index: 2.30 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 3.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.31 J/kg Max Up Vert Vel: 4.96 m/s Conv Inhibition (B-): 28903.64 J/kg Cap Strength: 17.70 C Lift Cond Lev (LCL): 796.01 mb = 2040.27 m = 6693.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 14 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 1005 65 55 1 -0.8 -0.6 | 103 15 -14.5 3.3 1 1000 108 70 3 -2.8 -1.0 | 100 17 -16.5 2.9 2 977 305 100 5 -4.9 0.9 | 104 19 -18.6 4.8 3 943 610 85 15 -14.9 -1.3 | 95 29 -28.6 2.6 4 925 775 85 19 -18.9 -1.7 | 94 33 -32.6 2.3 5 910 914 80 23 -22.7 -4.0 | 90 36 -36.3 -0.1 6 850 1492 40 3 -1.9 -2.3 | 96 16 -15.6 1.6 7 847 1524 75 9 -8.7 -2.3 | 94 22 -22.3 1.6 8 816 1829 0 0 -0.0 -0.0 | 106 14 -13.6 3.9 9 787 2134 275 1 1.0 -0.1 | 107 13 -12.6 3.8 10 700 3097 250 7 6.6 2.4 | 132 9 -7.1 6.3 11 678 3353 295 19 17.2 -8.0 | 319 5 3.6 -4.1 12 652 3658 285 19 18.4 -4.9 | 282 5 4.7 -1.0 13 628 3962 265 19 18.9 1.7 | 223 8 5.3 5.6 14 582 4572 265 25 24.9 2.2 | 242 13 11.3 6.1 15 560 4877 255 31 29.9 8.0 | 234 20 16.3 11.9 16 500 5780 245 52 47.1 22.0 | 232 42 33.5 25.9 17 480 6096 245 52 47.1 22.0 | 232 42 33.5 25.9 18 462 6401 255 56 54.1 14.5 | 246 44 40.4 18.4 19 400 7530 270 46 46.0 -0.0 | 263 33 32.4 3.9 20 395 7620 270 46 46.0 -0.0 | 263 33 32.4 3.9 21 349 8534 280 50 49.2 -8.7 | 278 36 35.6 -4.8 22 322 9144 275 58 57.8 -5.1 | 271 44 44.1 -1.1 23 300 9660 270 52 52.0 -0.0 | 264 39 38.4 3.9 24 260 10668 265 50 49.8 4.4 | 257 37 36.2 8.3 25 250 10940 255 52 50.2 13.5 | 245 40 36.6 17.4 26 249 10973 260 46 45.3 8.0 | 249 34 31.7 11.9 27 200 12420 215 62 35.6 50.8 | 202 59 21.9 54.7 28 190 12750 200 66 22.6 62.0 | 188 67 8.9 65.9 29 179 13106 200 66 22.6 62.0 | 188 67 8.9 65.9 30 155 14021 250 38 35.7 13.0 | 233 28 22.1 16.9 31 150 14230 255 40 38.6 10.4 | 240 29 25.0 14.3 32 102 16459 275 50 49.8 -4.4 | 271 36 36.2 -0.4 33 100 16590 275 36 35.9 -3.1 | 268 22 22.2 0.8 34 97 16764 275 36 35.9 -3.1 | 268 22 22.2 0.8 35 87 17374 255 35 33.8 9.1 | 237 24 20.2 13.0 36 83 17625 280 44 43.3 -7.6 | 277 30 29.7 -3.7 37 78 17983 280 44 43.3 -7.6 | 277 30 29.7 -3.7 38 74 18288 285 31 29.9 -8.0 | 284 17 16.3 -4.1 39 70 18570 255 17 16.4 4.4 | 198 9 2.8 8.3 40 70 18593 250 17 16.0 5.8 | 193 10 2.3 9.7 41 63 19202 275 21 20.9 -1.8 | 254 8 7.3 2.1 42 60 19507 220 15 9.6 11.5 | 165 16 -4.0 15.4 43 57 19812 235 21 17.2 12.0 | 193 16 3.6 16.0 44 54 20117 270 19 19.0 -0.0 | 234 7 5.4 3.9 45 51 20422 285 17 16.4 -4.4 | 280 3 2.8 -0.5 46 50 20530 270 13 13.0 -0.0 | 171 4 -0.6 3.9 47 48 20726 255 13 12.6 3.4 | 171 7 -1.1 7.3 48 45 21031 225 11 7.8 7.8 | 153 13 -5.9 11.7 49 42 21336 210 1 0.5 0.9 | 110 14 -13.1 4.8 50 39 21641 165 9 -2.3 8.7 | 128 20 -16.0 12.6 51 37 21946 165 19 -4.9 18.4 | 140 29 -18.6 22.3 52 34 22250 165 9 -2.3 8.7 | 128 20 -16.0 12.6 53 32 22555 110 13 -12.2 4.4 | 108 27 -25.9 8.4 54 30 22860 140 7 -4.5 5.4 | 117 20 -18.1 9.3 Wind Parameters Mean winds (0-6000m): 256.0 at 18.9 knts Storm direction: 286.0 at 14.2 knts Shear (0-3000m) pos: 2.2 neg: 3.5 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 27.4 deg Storm rel helicity (0-3000m) pos: 47.6 neg: -85.0 tot: -37.4 m^2/s^2 ave: -12.5 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 85.10 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 90 7 101 21| 13.1 0.0 13.1| 3.7 -20.0 -16.3 -32.6 -0.19| 13.8 -2.6 1000 83 13 95 26| 6.5 3.3 9.8| 3.7 -74.8 -71.1 -71.1 -0.32| 14.3 -4.6 1500 81 12 95 25| 4.4 2.4 6.8| 18.9 -82.9 -64.0 -42.7 -0.15| 16.2 -2.5 2000 80 9 96 23| 3.3 3.7 6.9| 34.6 -85.0 -50.4 -25.2 -0.06| 14.6 -0.9 2500 80 8 97 22| 2.6 3.5 6.2| 39.8 -85.0 -45.2 -18.1 -0.03| 12.3 -0.4 3000 82 7 98 21| 2.2 3.5 5.6| 47.6 -85.0 -37.4 -12.5 0.02| 10.9 0.2 4000 331 10 61 10| 1.1 3.1 4.2| 58.7 -98.0 -39.3 -9.8 0.07| 11.8 0.8 5000 271 13 174 4| 0.9 4.2 5.0| 66.6-107.2 -40.6 -8.1 0.06| 11.2 0.7 6000 256 19 209 10| 0.7 5.0 5.7| 66.8-122.4 -55.6 -9.3 0.04| 10.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20260117.12.gif