UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 6 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 1006 65 27.2 23.7 81 3.5 24.6 125 3 299.8 303.2 297.6 354.5 18.65 1 1000 118 27.4 23.1 77 4.3 24.3 95 5 300.5 303.9 297.4 353.6 18.07 2 938 682 22.2 22.2 100 0.0 22.2 79 9 300.8 304.1 297.6 354.5 18.25 3 925 804 21.4 21.4 100 0.0 21.4 85 9 301.2 304.4 297.3 353.0 17.61 4 911 936 20.4 19.4 94 1.0 19.7 91 11 301.5 304.4 296.1 347.9 15.75 5 887 1168 21.4 15.4 69 6.0 17.3 107 11 304.8 307.1 294.8 342.2 12.50 6 850 1538 19.8 11.8 60 8.0 14.6 125 11 306.9 308.8 293.8 337.9 10.28 7 751 2596 15.6 -0.4 33 16.0 6.9 122 16 313.4 314.3 291.5 329.0 4.95 8 715 3011 13.4 -6.6 24 20.0 3.7 127 17 315.4 316.0 290.6 325.9 3.26 9 700 3189 12.0 -8.0 24 20.0 2.7 130 17 315.8 316.3 290.4 325.5 2.99 10 691 3297 11.2 -9.8 22 21.0 1.7 131 16 316.1 316.6 290.2 324.7 2.63 11 651 3789 6.6 -2.4 53 9.0 2.0 135 13 316.3 317.2 292.3 332.0 4.93 12 632 4031 5.8 -10.2 31 16.0 -1.3 135 13 318.1 318.6 290.9 327.2 2.78 13 572 4840 1.8 -21.2 16 23.0 -6.1 122 17 322.6 322.8 290.8 326.9 1.23 14 522 5570 -2.7 -22.7 20 20.0 -9.2 118 24 325.7 325.9 291.7 329.9 1.18 15 517 5646 -3.3 -12.3 50 9.0 -7.1 119 24 325.9 326.5 293.2 335.6 2.88 16 516 5662 -3.3 -13.3 46 10.0 -7.4 120 24 326.1 326.6 293.1 335.1 2.66 17 500 5910 -4.3 -20.3 27 16.0 -9.8 125 25 327.8 328.1 292.6 333.1 1.52 18 484 6167 -5.3 -37.3 6 32.0 -12.5 124 27 329.6 329.7 291.9 330.8 0.32 19 472 6364 -6.7 -32.7 11 26.0 -13.1 122 26 330.3 330.4 292.3 332.2 0.52 20 416 7342 -13.7 -42.7 7 29.0 -18.7 111 21 333.4 333.5 292.9 334.3 0.21 21 400 7640 -15.9 -42.9 8 27.0 -20.3 105 15 334.3 334.4 293.1 335.2 0.22 22 300 9730 -33.5 -43.5 36 10.0 -34.6 70 27 338.2 338.2 294.1 339.2 0.27 23 291 9943 -34.3 -57.3 8 23.0 -35.8 72 28 340.0 340.0 294.4 340.2 0.06 24 266 10566 -38.1 -54.1 17 16.0 -39.1 64 28 343.3 343.3 295.2 343.7 0.09 25 250 10990 -41.1 -58.1 14 17.0 -41.9 40 21 345.0 345.0 295.6 345.2 0.06 26 222 11786 -45.5 -68.5 6 23.0 -46.2 11 26 350.1 350.1 296.7 350.2 0.02 27 200 12470 -51.3 -67.3 13 16.0 -51.7 350 35 351.5 351.5 297.0 351.6 0.02 28 191 12768 -53.9 -67.9 16 14.0 -54.2 350 39 352.0 352.0 297.1 352.1 0.02 29 183 13043 -56.3 -63.3 41 7.0 -56.5 350 43 352.5 352.5 297.2 352.6 0.04 30 176 13290 -57.9 -70.9 17 13.0 -58.1 352 41 353.8 353.8 297.4 353.8 0.02 31 157 14002 -64.5 -73.5 28 9.0 -64.6 1 30 354.3 354.3 297.5 354.4 0.01 32 150 14280 -66.1 -77.1 20 11.0 -66.2 5 25 356.2 356.2 298.0 356.2 0.01 33 117 15759 -73.7 -83.7 20 10.0 -73.7 61 24 368.4 368.4 300.3 368.4 0.00 34 100 16670 -76.1 -85.1 23 9.0 -76.2 75 33 380.7 380.7 302.3 380.7 0.00 35 95 16965 -77.5 -86.5 22 9.0 -77.5 90 35 383.6 383.6 302.8 383.6 0.00 36 77 18173 -76.3 -87.3 16 11.0 -76.3 97 41 409.8 409.8 306.5 409.8 0.00 37 70 18730 -70.9 -88.9 5 18.0 -71.0 120 17 432.7 432.7 309.1 432.7 0.00 38 66 19081 -69.3 -89.3 4 20.0 -69.4 120 16 443.5 443.5 310.2 443.5 0.00 39 61 19550 -71.7 -89.7 5 18.0 -71.8 91 15 448.3 448.3 310.7 448.3 0.00 40 50 20740 -66.7 -90.7 2 24.0 -67.0 95 35 486.3 486.3 314.0 486.3 0.00 41 48 20986 -67.3 -91.3 2 24.0 -67.5 91 36 490.6 490.6 314.2 490.6 0.00 42 41 21955 -59.3 -89.3 1 30.0 -60.0 82 31 533.2 533.2 317.1 533.2 0.00 43 37 22600 -58.1 -88.1 1 30.0 -59.0 95 26 552.1 552.1 318.2 552.1 0.00 44 36 22772 -59.7 -87.7 1 28.0 -60.5 97 25 552.3 552.3 318.2 552.4 0.00 45 30 23920 -56.7 -86.7 1 30.0 -58.0 100 29 590.1 590.1 320.2 590.1 0.01 46 27 24588 -55.3 -86.3 1 31.0 -57.0 86 25 612.1 612.1 321.2 612.1 0.01 47 23 25606 -56.3 -87.3 1 31.0 -58.0 94 28 637.8 637.8 322.2 637.9 0.01 48 20 26500 -52.3 -85.3 1 33.0 -55.1 80 35 676.1 676.1 323.6 676.2 0.01 49 18 27186 -49.5 -83.5 1 34.0 -53.4 65 34 705.6 705.6 324.6 705.8 0.02 50 16 27954 -51.9 -84.9 1 33.0 -55.4 73 36 721.9 722.0 325.1 722.1 0.02 51 12 29847 -45.5 -82.5 1 37.0 -52.2 65 39 806.5 806.6 327.4 806.9 0.04 52 10 31050 -50.3 -84.3 1 34.0 -55.6 85 33 831.8 831.8 328.0 832.1 0.03 53 9.5 31385 -50.7 -84.7 1 34.0 -56.1 842.6 842.6 328.2 842.9 0.03 54 8.7 31964 -45.7 -82.7 1 37.0 -53.7 883.5 883.5 329.1 883.9 0.05 TRP 95 16965 -77.5 -86.5 22 9.0 -77.5 90 35 383.6 383.6 302.8 383.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 552.00 mb = 5132.09 m = 16837.37 ft Wetbulb zero: 639.48 mb = 3935.09 m = 12910.23 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 44.29 % Est. max temperature: 33.92 C = 93.06 F Sfc-Lift cond lev (LCL): 956.59 mb = 509.20 m = 1670.59 ft T: 23.79 C 700-500 lapse rate: 5.99 C/km ThetaE index: 29.80 C Layer 925.0- 651.0 mb Conv cond level (CCL): 929.06 mb = 765.77 m = 2512.33 ft Mean mixing ratio: 17.78 g/kg Conv temperature: 28.44 C = 83.19 F Cap Strength: 1.58 C Lifted Index: -2.44 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -6.80 C Lifted Index @700 mb: 0.55 C Showalter Index: 3.36 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 16.10 C K Index: 15.90 Risk: < 20 % chance of thunderstorms Sweat Index: 188.60 Risk: None Energy Index: -0.84 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1231.57 J/kg Max Up Vert Vel: 49.63 m/s Conv Inhibition (B-): 0.06 J/kg Cap Strength: 1.59 C Lift Cond Lev (LCL): 932.51 mb = 733.47 m = 2406.35 ft Lev Free Conv (LFC): 927.51 mb = 780.37 m = 2560.24 ft Equ Level (EL): 897.51 mb = 1066.08 m = 3497.61 ft B at Equ Level: 4.03 J/kg Max Parcel Lev (MPL): 877.51 mb = 1261.71 m = 4139.41 ft Wind level data Storm motion: 150 at 11 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 1006 65 125 3 -2.5 1.7 | 338 9 3.2 -8.0 1 1000 118 95 5 -5.0 0.4 | 356 9 0.6 -9.3 2 979 305 90 5 -5.0 0.0 | 356 10 0.6 -9.7 3 946 610 75 9 -8.7 -2.3 | 14 12 -3.1 -12.0 4 925 804 85 9 -9.0 -0.8 | 18 11 -3.3 -10.5 5 913 914 90 11 -11.0 0.0 | 29 11 -5.4 -9.7 6 882 1219 110 11 -10.3 3.8 | 38 8 -4.7 -5.9 7 851 1524 125 11 -9.0 6.3 | 45 5 -3.4 -3.4 8 850 1538 125 11 -9.0 6.3 | 45 5 -3.4 -3.4 9 793 2134 115 15 -13.6 6.3 | 67 9 -8.0 -3.4 10 700 3189 130 17 -13.0 10.9 | 99 7 -7.4 1.2 11 661 3658 135 13 -9.2 9.2 | 82 4 -3.6 -0.5 12 613 4267 135 13 -9.2 9.2 | 82 4 -3.6 -0.5 13 590 4572 130 13 -10.0 8.4 | 73 5 -4.3 -1.4 14 547 5182 110 23 -21.6 7.9 | 83 16 -16.0 -1.8 15 500 5910 125 25 -20.5 14.3 | 107 16 -14.9 4.6 16 488 6096 125 27 -22.1 15.5 | 109 17 -16.5 5.8 17 417 7315 110 21 -19.7 7.2 | 80 14 -14.1 -2.5 18 401 7620 120 15 -13.0 7.5 | 73 8 -7.4 -2.2 19 400 7640 105 15 -14.5 3.9 | 57 11 -8.9 -5.8 20 385 7925 105 15 -14.5 3.9 | 57 11 -8.9 -5.8 21 369 8230 110 19 -17.9 6.5 | 75 13 -12.2 -3.2 22 300 9730 70 27 -25.4 -9.2 | 46 27 -19.7 -18.9 23 299 9754 70 27 -25.4 -9.2 | 46 27 -19.7 -18.9 24 274 10363 75 31 -29.9 -8.0 | 54 30 -24.3 -17.7 25 250 10990 40 21 -13.5 -16.1 | 17 27 -7.9 -25.8 26 239 11278 40 21 -13.5 -16.1 | 17 27 -7.9 -25.8 27 218 11887 5 27 -2.4 -26.9 | 355 37 3.3 -36.6 28 200 12470 350 35 6.1 -34.5 | 345 46 11.7 -44.2 29 181 13106 350 44 7.6 -43.3 | 346 55 13.3 -53.0 30 150 14280 5 25 -2.2 -24.9 | 354 35 3.4 -34.6 31 149 14326 5 23 -2.0 -22.9 | 354 33 3.6 -32.6 32 141 14630 5 25 -2.2 -24.9 | 354 35 3.4 -34.6 33 127 15240 55 23 -18.8 -13.2 | 30 26 -13.2 -22.9 34 121 15545 45 25 -17.7 -17.7 | 24 30 -12.1 -27.4 35 115 15850 70 23 -21.6 -7.9 | 42 24 -16.0 -17.6 36 109 16154 80 33 -32.5 -5.7 | 60 31 -26.9 -15.4 37 104 16459 65 31 -28.1 -13.1 | 45 32 -22.5 -22.8 38 100 16670 75 33 -31.9 -8.5 | 55 32 -26.2 -18.2 39 95 16965 90 35 -35.0 0.0 | 72 31 -29.4 -9.7 40 93 17069 75 33 -31.9 -8.5 | 55 32 -26.2 -18.2 41 80 17983 100 38 -37.4 6.6 | 84 32 -31.8 -3.1 42 72 18593 90 48 -48.0 0.0 | 77 43 -42.4 -9.7 43 70 18730 120 17 -14.7 8.5 | 82 9 -9.1 -1.2 44 65 19202 120 15 -13.0 7.5 | 73 8 -7.4 -2.2 45 58 19812 70 15 -14.1 -5.1 | 30 17 -8.5 -14.8 46 55 20117 90 33 -33.0 0.0 | 70 29 -27.4 -9.7 47 53 20422 105 31 -29.9 8.0 | 86 24 -24.3 -1.7 48 50 20740 95 35 -34.9 3.1 | 77 30 -29.2 -6.7 49 48 21031 90 36 -36.0 0.0 | 72 32 -30.4 -9.7 50 39 22250 80 29 -28.6 -5.0 | 57 27 -22.9 -14.7 51 37 22555 95 27 -26.9 2.4 | 71 23 -21.3 -7.4 52 34 23165 100 21 -20.7 3.6 | 68 16 -15.1 -6.1 53 32 23470 70 25 -23.5 -8.6 | 44 26 -17.9 -18.3 54 31 23774 85 31 -30.9 -2.7 | 64 28 -25.3 -12.4 55 30 23920 100 29 -28.6 5.0 | 78 23 -22.9 -4.7 56 28 24384 100 29 -28.6 5.0 | 78 23 -22.9 -4.7 57 27 24689 80 23 -22.7 -4.0 | 51 22 -17.0 -13.7 58 25 24994 70 27 -25.4 -9.2 | 46 27 -19.7 -18.9 59 22 25908 105 29 -28.0 7.5 | 84 22 -22.4 -2.2 60 20 26500 80 35 -34.5 -6.1 | 61 33 -28.8 -15.8 61 17 27432 60 33 -28.6 -16.5 | 41 35 -23.0 -26.2 62 16 28042 75 36 -34.8 -9.3 | 57 35 -29.1 -19.0 63 14 28956 65 42 -38.1 -17.7 | 50 42 -32.4 -27.5 64 11 30175 65 38 -34.4 -16.1 | 48 39 -28.8 -25.8 65 10 31050 85 33 -32.9 -2.9 | 65 30 -27.2 -12.6 Wind Parameters Mean winds (0-6000m): 119.9 at 15.0 knts Storm direction: 149.9 at 11.2 knts Shear (0-3000m) pos: 2.1 neg: 1.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 116.7 deg Storm rel helicity (0-3000m) pos: 41.7 neg: 0.0 tot: 41.7 m^2/s^2 ave: 13.9 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 3.0 10^-3/s Energy-Hel index: 0.25 Bulk Rich Number: 83.21 Bulk Shear: 14.80 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 87 6 1 10| 0.0 7.0 7.0| 14.9 0.0 14.9 29.8 0.84| 7.1 6.0 1000 87 8 12 10| 2.4 3.5 5.8| 26.7 0.0 26.7 26.7 0.80| 6.3 5.1 1500 98 9 20 9| 2.8 2.3 5.2| 29.7 0.0 29.7 19.8 0.67| 5.9 3.9 2000 105 10 29 8| 2.1 2.6 4.8| 33.0 0.0 33.0 16.5 0.64| 5.4 3.5 2500 109 11 38 8| 2.1 2.1 4.2| 37.2 0.0 37.2 14.9 0.66| 4.8 3.2 3000 113 12 46 7| 2.1 1.8 3.8| 41.7 0.0 41.7 13.9 0.69| 4.4 3.0 4000 119 13 56 6| 1.5 1.3 2.8| 42.6 -1.8 40.8 10.2 0.55| 3.9 2.1 5000 121 13 61 6| 1.2 2.1 3.2| 44.9 -3.1 41.8 8.4 0.42| 4.2 1.8 6000 120 15 73 8| 1.5 1.7 3.3| 74.1 -4.5 69.6 11.6 0.47| 4.3 2.0 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251006.12.gif