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 VH004... Searching the city database file for: VH004 ... Date:1200Z 8 OCT 25 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 63 28.6 24.0 76 4.6 25.2 90 3 301.3 304.8 298.2 357.4 19.02 1 1000 107 28.6 23.9 76 4.7 25.1 100 5 301.8 305.2 298.2 357.9 19.00 2 953 535 24.4 22.3 88 2.1 22.9 90 19 301.7 305.0 297.7 355.0 18.07 3 925 797 23.2 20.6 85 2.6 21.3 85 19 303.0 306.1 297.2 352.7 16.74 4 850 1532 19.2 14.2 73 5.0 15.8 75 15 306.3 308.5 294.9 342.5 12.07 5 841 1623 19.0 12.0 64 7.0 14.4 70 14 307.0 309.0 294.0 338.8 10.54 6 810 1944 16.2 12.8 80 3.4 14.0 71 12 307.3 309.5 294.8 342.2 11.55 7 806 1987 17.4 8.4 55 9.0 11.8 75 13 309.0 310.7 293.2 335.3 8.61 8 778 2288 15.8 0.8 36 15.0 7.6 92 15 310.5 311.4 290.7 326.7 5.21 9 730 2826 13.2 -10.8 18 24.0 2.7 100 16 313.3 313.8 289.0 320.8 2.30 10 716 2988 11.2 6.5 73 4.7 8.3 102 17 312.9 314.5 294.1 339.3 8.51 11 712 3035 11.4 0.4 47 11.0 5.4 103 17 313.6 314.6 292.0 331.0 5.54 12 705 3118 10.6 5.6 71 5.0 7.6 104 17 313.6 315.1 294.0 338.9 8.12 13 700 3177 10.4 1.4 54 9.0 5.4 105 17 314.0 315.2 292.6 333.1 6.06 14 692 3272 10.0 -1.0 46 11.0 4.1 105 17 314.6 315.6 291.9 330.9 5.14 15 680 3418 10.8 -10.2 22 21.0 1.4 102 16 317.1 317.6 290.5 325.6 2.59 16 667 3578 10.6 -13.4 17 24.0 0.4 94 14 318.6 319.0 290.4 325.4 2.04 17 657 3703 10.6 -14.4 16 25.0 0.2 91 13 320.0 320.3 290.7 326.4 1.91 18 637 3959 8.8 -6.2 34 15.0 1.4 101 13 320.8 321.5 292.6 333.2 3.78 19 560 5008 1.0 -16.0 27 17.0 -5.5 109 10 323.6 324.0 291.8 330.3 1.96 20 504 5847 -3.1 -27.1 14 24.0 -10.1 118 12 328.5 328.7 292.1 331.5 0.82 21 500 5910 -3.3 -26.3 15 23.0 -10.2 110 13 329.0 329.2 292.3 332.2 0.89 22 486 6134 -5.1 -25.1 19 20.0 -11.2 109 13 329.5 329.7 292.6 333.2 1.02 23 471 6380 -7.5 -12.5 67 5.0 -9.6 105 15 329.5 330.1 294.3 340.1 3.11 24 465 6480 -7.5 -21.5 32 14.0 -12.1 111 15 330.7 331.0 293.3 335.9 1.47 25 459 6582 -8.1 -23.1 29 15.0 -12.8 119 14 331.2 331.4 293.3 335.8 1.30 26 457 6616 -8.3 -18.3 44 10.0 -11.9 122 14 331.3 331.7 293.9 338.3 1.98 27 418 7304 -12.3 -35.3 13 23.0 -17.3 179 9 334.8 334.9 293.4 336.5 0.45 28 400 7640 -14.7 -24.7 42 10.0 -17.6 170 11 335.9 336.1 294.4 340.6 1.29 29 397 7697 -15.3 -24.3 46 9.0 -17.9 170 11 335.8 336.1 294.5 340.7 1.35 30 380 8026 -16.9 -41.9 9 25.0 -21.1 177 12 337.9 338.0 294.0 338.9 0.25 31 367 8285 -18.9 -43.9 9 25.0 -22.8 195 11 338.7 338.7 294.2 339.5 0.21 32 361 8408 -19.7 -41.7 12 22.0 -23.2 203 10 339.2 339.2 294.4 340.3 0.27 33 359 8449 -20.3 -31.3 37 11.0 -22.7 206 10 338.9 339.1 294.8 341.9 0.78 34 337 8913 -23.7 -48.7 8 25.0 -26.7 239 7 340.5 340.5 294.6 341.0 0.14 35 320 9288 -27.3 -40.3 28 13.0 -29.2 266 4 340.6 340.6 294.8 342.0 0.36 36 300 9750 -28.9 -51.9 9 23.0 -31.1 300 1 344.6 344.7 295.6 345.1 0.11 37 295 9870 -29.5 -57.5 5 28.0 -31.7 323 1 345.5 345.5 295.7 345.7 0.05 38 278 10292 -33.3 -58.3 6 25.0 -35.0 37 2 345.9 345.9 295.8 346.1 0.05 39 250 11030 -39.1 -56.1 15 17.0 -40.1 160 9 347.9 348.0 296.3 348.3 0.08 40 233 11508 -43.1 -57.1 20 14.0 -43.8 159 10 348.9 349.0 296.5 349.3 0.07 41 223 11802 -44.5 -74.5 2 30.0 -45.3 151 11 351.2 351.2 296.9 351.2 0.01 42 215 12045 -46.5 -59.5 21 13.0 -47.0 144 12 351.8 351.8 297.1 352.0 0.06 43 209 12232 -47.7 -65.7 11 18.0 -48.3 135 12 352.8 352.8 297.3 352.9 0.03 44 200 12520 -50.3 -68.3 10 18.0 -50.7 90 5 353.1 353.1 297.3 353.2 0.02 45 181 13162 -56.3 -77.3 5 21.0 -56.6 122 8 353.6 353.6 297.4 353.6 0.01 46 163 13819 -61.7 -67.7 45 6.0 -61.8 151 10 355.2 355.2 297.8 355.4 0.03 47 150 14330 -64.5 -78.5 13 14.0 -64.6 125 15 359.0 359.0 298.5 359.0 0.01 48 147 14453 -65.1 -79.1 13 14.0 -65.2 123 16 360.0 360.0 298.7 360.0 0.01 49 126 15374 -72.9 -77.5 50 4.6 -72.9 129 31 362.1 362.1 299.1 362.2 0.01 50 118 15756 -75.3 -82.3 33 7.0 -75.3 135 38 364.6 364.6 299.6 364.6 0.00 51 100 16700 -81.3 -86.3 42 5.0 -81.3 110 23 370.6 370.6 300.7 370.7 0.00 52 99 16757 -81.3 -86.3 42 5.0 -81.3 111 23 371.7 371.7 300.9 371.7 0.00 53 80 17977 -75.5 -86.5 16 11.0 -75.5 125 19 407.0 407.0 306.1 407.0 0.00 54 73 18507 -77.1 -87.1 19 10.0 -77.1 75 23 414.4 414.4 307.0 414.4 0.00 55 70 18750 -74.9 -86.9 14 12.0 -75.0 125 27 424.1 424.1 308.2 424.2 0.00 56 65 19183 -71.1 -88.1 6 17.0 -71.2 134 25 441.5 441.5 310.0 441.5 0.00 57 60 19654 -71.9 -89.9 5 18.0 -72.0 95 12 450.0 450.0 310.8 450.0 0.00 58 50 20740 -66.1 -90.1 2 24.0 -66.4 95 29 487.7 487.7 314.1 487.7 0.00 59 43 21658 -63.3 -89.3 2 26.0 -63.7 108 27 516.1 516.1 316.1 516.1 0.00 60 41 21949 -64.3 -90.3 2 26.0 -64.7 85 23 520.7 520.7 316.4 520.7 0.00 61 30 23880 -59.1 -88.1 1 29.0 -60.1 80 29 583.5 583.5 319.8 583.6 0.01 62 28 24313 -59.1 -88.1 1 29.0 -60.2 80 31 595.2 595.2 320.4 595.2 0.01 63 23 25566 -52.5 -85.5 1 33.0 -55.0 84 35 649.0 649.0 322.6 649.1 0.01 64 20 26470 -52.5 -84.5 1 32.0 -55.3 80 35 675.5 675.5 323.6 675.6 0.02 65 14 28798 -47.7 -83.7 1 36.0 -53.0 89 29 764.3 764.3 326.3 764.5 0.03 66 10 31000 -51.5 -85.5 1 34.0 -56.4 70 31 827.3 827.3 327.9 827.5 0.03 67 9.6 31265 -52.3 -85.3 1 33.0 -57.1 834.0 834.0 328.0 834.3 0.03 68 9.2 31542 -48.5 -85.5 1 37.0 -54.9 858.7 858.8 328.6 859.0 0.03 69 8.9 31765 -39.1 -81.1 0 42.0 -50.5 903.2 903.2 329.5 903.8 0.06 70 7.7 32762 -36.9 -78.9 0 42.0 -50.3 950.2 950.3 330.4 951.4 0.10 71 7.0 33417 -40.3 -81.3 0 41.0 -52.1 962.5 962.5 330.6 963.3 0.08 TRP WND Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 546.34 mb = 5212.50 m = 17101.18 ft Wetbulb zero: 621.25 mb = 4163.00 m = 13657.97 ft Precipitable water: 1.68 inches Sfc-500 mean rel hum: 45.34 % Est. max temperature: 33.32 C = 91.98 F Sfc-Lift cond lev (LCL): 940.52 mb = 650.59 m = 2134.46 ft T: 23.87 C 700-500 lapse rate: 5.01 C/km ThetaE index: 21.38 C Layer 806.0- 716.0 mb Conv cond level (CCL): 876.37 mb = 1266.46 m = 4155.01 ft Mean mixing ratio: 17.72 g/kg Conv temperature: 32.38 C = 90.29 F Cap Strength: 1.24 C Lifted Index: -1.97 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.02 C Lifted Index @700 mb: -1.46 C Showalter Index: 2.48 C Risk: Showers probable Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 17.50 C K Index: 27.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 213.40 Risk: None Energy Index: -1.89 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 932.67 J/kg Max Up Vert Vel: 43.19 m/s Conv Inhibition (B-): 23.73 J/kg Cap Strength: 1.24 C Lift Cond Lev (LCL): 913.19 mb = 908.73 m = 2981.37 ft Lev Free Conv (LFC): 828.19 mb = 1754.67 m = 5756.71 ft Equ Level (EL): 798.19 mb = 2069.58 m = 6789.88 ft B at Equ Level: 9.91 J/kg Max Parcel Lev (MPL): 88.19 mb = 17419.20 m = 57148.90 ft Wind level data Storm motion: 128 at 10 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 63 90 3 -3.0 0.0 | 320 8 5.3 -6.4 1 1000 107 100 5 -4.9 0.9 | 329 6 3.3 -5.5 2 978 305 90 13 -13.0 0.0 | 37 8 -4.7 -6.4 3 945 610 90 21 -21.0 0.0 | 63 14 -12.7 -6.4 4 925 797 85 19 -18.9 -1.7 | 53 13 -10.7 -8.0 5 913 914 80 19 -18.7 -3.3 | 47 14 -10.4 -9.7 6 851 1524 80 15 -14.8 -2.6 | 36 11 -6.5 -9.0 7 850 1532 75 15 -14.5 -3.9 | 31 12 -6.2 -10.2 8 821 1829 60 11 -9.5 -5.5 | 6 12 -1.3 -11.9 9 792 2134 90 15 -15.0 0.0 | 47 9 -6.7 -6.4 10 700 3177 105 17 -16.4 4.4 | 76 8 -8.2 -2.0 11 685 3353 105 17 -16.4 4.4 | 76 8 -8.2 -2.0 12 660 3658 90 13 -13.0 0.0 | 37 8 -4.7 -6.4 13 590 4572 125 13 -10.6 7.5 | 115 3 -2.4 1.1 14 568 4877 100 11 -10.8 1.9 | 30 5 -2.6 -4.5 15 547 5182 125 9 -7.4 5.2 | 323 2 0.9 -1.2 16 507 5791 125 11 -9.0 6.3 | 86 1 -0.7 -0.1 17 500 5910 110 13 -12.2 4.4 | 64 4 -3.9 -1.9 18 488 6096 110 13 -12.2 4.4 | 64 4 -3.9 -1.9 19 469 6401 105 15 -14.5 3.9 | 68 7 -6.2 -2.5 20 417 7315 180 9 0.0 9.0 | 252 9 8.3 2.6 21 400 7640 170 11 -1.9 10.8 | 235 8 6.4 4.5 22 385 7925 170 13 -2.3 12.8 | 223 9 6.0 6.4 23 300 9750 300 1 0.9 -0.5 | 307 11 9.1 -6.9 24 287 10058 0 0 -0.0 -0.0 | 308 10 8.3 -6.4 25 250 11030 160 9 -3.1 8.5 | 248 6 5.2 2.1 26 241 11278 165 9 -2.3 8.7 | 249 6 5.9 2.3 27 210 12192 140 13 -8.4 10.0 | 179 4 -0.1 3.6 28 200 12520 90 5 -5.0 0.0 | 333 7 3.3 -6.4 29 165 13716 150 11 -5.5 9.5 | 221 4 2.8 3.2 30 150 14326 155 5 -2.1 4.5 | 287 6 6.2 -1.8 31 150 14330 125 15 -12.3 8.6 | 119 5 -4.0 2.2 32 135 14935 115 21 -19.0 8.9 | 103 11 -10.8 2.5 33 122 15545 135 35 -24.7 24.7 | 138 25 -16.5 18.4 34 110 16154 135 46 -32.5 32.5 | 137 36 -24.3 26.2 35 100 16700 110 23 -21.6 7.9 | 96 13 -13.3 1.5 36 94 17069 115 23 -20.8 9.7 | 105 13 -12.6 3.4 37 89 17374 95 29 -28.9 2.5 | 79 21 -20.6 -3.8 38 84 17678 115 35 -31.7 14.8 | 110 25 -23.5 8.4 39 80 17983 125 19 -15.6 10.9 | 122 9 -7.3 4.5 40 76 18288 75 17 -16.4 -4.4 | 37 14 -8.2 -10.8 41 72 18593 75 25 -24.1 -6.5 | 51 20 -15.9 -12.8 42 70 18750 125 27 -22.1 15.5 | 123 17 -13.8 9.1 43 68 18898 115 31 -28.1 13.1 | 109 21 -19.8 6.7 44 65 19202 135 25 -17.7 17.7 | 140 15 -9.4 11.3 45 62 19507 115 13 -11.8 5.5 | 76 4 -3.5 -0.9 46 58 19812 75 11 -10.6 -2.8 | 14 10 -2.4 -9.2 47 56 20117 60 21 -18.2 -10.5 | 30 20 -9.9 -16.9 48 53 20422 80 33 -32.5 -5.7 | 63 27 -24.2 -12.1 49 50 20726 100 27 -26.6 4.7 | 85 18 -18.3 -1.7 50 50 20740 95 29 -28.9 2.5 | 79 21 -20.6 -3.8 51 48 21031 90 25 -25.0 0.0 | 69 18 -16.7 -6.4 52 43 21641 110 27 -25.4 9.2 | 100 17 -17.1 2.9 53 41 21946 85 23 -22.9 -2.0 | 60 17 -14.6 -8.4 54 37 22555 100 19 -18.7 3.3 | 74 11 -10.4 -3.1 55 31 23774 80 31 -30.5 -5.4 | 62 25 -22.3 -11.7 56 30 23880 80 29 -28.6 -5.0 | 61 23 -20.3 -11.4 57 29 24079 100 31 -30.5 5.4 | 87 22 -22.3 -1.0 58 28 24384 75 31 -29.9 -8.0 | 56 26 -21.7 -14.4 59 26 24689 85 31 -30.9 -2.7 | 68 24 -22.6 -9.1 60 25 24994 75 42 -40.6 -10.9 | 62 37 -32.3 -17.2 61 24 25298 90 38 -38.0 0.0 | 78 30 -29.7 -6.4 62 21 26213 70 29 -27.3 -9.9 | 49 25 -19.0 -16.3 63 20 26470 80 35 -34.5 -6.1 | 65 29 -26.2 -12.4 64 16 27737 90 35 -35.0 0.0 | 77 27 -26.7 -6.4 65 16 28042 80 31 -30.5 -5.4 | 62 25 -22.3 -11.7 66 15 28346 95 31 -30.9 2.7 | 81 23 -22.6 -3.7 67 11 30175 70 21 -19.7 -7.2 | 40 18 -11.5 -13.5 68 10 31000 70 31 -29.1 -10.6 | 51 27 -20.9 -17.0 Wind Parameters Mean winds (0-6000m): 97.6 at 13.9 knts Storm direction: 127.6 at 10.4 knts Shear (0-3000m) pos: 1.4 neg: 2.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 112.4 deg Storm rel helicity (0-3000m) pos: 53.1 neg: -37.2 tot: 15.9 m^2/s^2 ave: 5.3 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 2.1 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 1503.44 Bulk Shear: 0.62 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 91 12 34 7| 0.0 17.3 17.3| 25.5 0.0 25.5 50.9 0.76| 17.6 13.4 1000 87 16 47 10| 0.0 7.8 7.8| 25.5 -14.0 11.5 11.5 0.41| 11.4 4.7 1500 84 16 44 11| 0.0 4.0 4.0| 25.5 -24.9 0.6 0.4 0.21| 9.1 2.0 2000 81 15 38 11| 0.6 3.0 3.7| 39.0 -37.2 1.8 0.9 0.18| 9.2 1.7 2500 84 15 40 11| 1.3 2.4 3.7| 48.0 -37.2 10.8 4.3 0.26| 8.1 2.1 3000 87 15 44 10| 1.4 2.0 3.4| 53.1 -37.2 15.9 5.3 0.30| 7.2 2.1 4000 90 15 48 9| 1.3 1.4 2.8| 57.9 -48.9 9.0 2.3 0.19| 6.6 1.2 5000 94 15 50 8| 1.5 1.3 2.7| 61.2 -53.7 7.5 1.5 0.12| 6.6 0.8 6000 98 14 51 7| 1.4 1.4 2.7| 61.4 -54.7 6.7 1.1 0.09| 6.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251008.12.gif