UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 15 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 67 27.2 24.1 83 3.1 24.9 0 0 299.8 303.3 297.9 355.9 19.11 1 1000 120 27.0 23.4 81 3.6 24.4 65 3 300.1 303.5 297.5 354.2 18.41 2 934 721 22.0 21.1 95 0.9 21.3 105 18 301.0 304.1 296.9 351.3 17.10 3 925 805 22.4 18.5 79 3.9 19.7 105 21 302.2 304.9 295.6 345.4 14.64 4 924 814 22.6 18.3 77 4.3 19.6 105 21 302.5 305.2 295.6 345.3 14.47 5 898 1063 21.0 17.9 82 3.1 18.8 100 20 303.3 306.0 295.8 346.4 14.52 6 850 1539 18.6 14.2 76 4.4 15.7 100 17 305.6 307.9 294.7 341.8 12.07 7 829 1754 18.4 9.4 56 9.0 12.7 105 14 307.6 309.3 293.0 334.8 8.97 8 809 1963 17.6 9.6 59 8.0 12.6 111 11 308.9 310.7 293.6 337.3 9.32 9 736 2767 14.2 1.2 41 13.0 6.9 131 8 313.7 314.8 292.2 331.5 5.68 10 700 3188 10.8 1.8 54 9.0 5.8 125 13 314.4 315.6 292.8 334.1 6.24 11 649 3813 6.2 -2.8 52 9.0 1.6 73 9 316.1 317.0 292.1 331.4 4.80 12 617 4225 3.2 -8.8 41 12.0 -2.1 81 9 317.3 317.9 291.0 327.7 3.19 13 546 5206 -1.7 -29.7 10 28.0 -9.2 117 15 322.7 322.9 290.2 324.9 0.60 14 528 5472 -3.5 -27.5 14 24.0 -10.2 115 17 323.7 323.8 290.7 326.4 0.76 15 518 5623 -4.9 -12.9 53 8.0 -8.1 104 16 323.8 324.3 292.5 333.0 2.74 16 513 5699 -5.3 -18.3 35 13.0 -9.8 98 15 324.2 324.5 291.8 330.2 1.76 17 507 5791 -5.9 -13.9 53 8.0 -9.0 89 14 324.6 325.1 292.6 333.3 2.58 18 500 5900 -6.7 -17.7 41 11.0 -10.6 80 13 324.9 325.2 292.1 331.4 1.90 19 462 6515 -9.7 -25.7 26 16.0 -14.2 97 12 328.6 328.8 292.3 332.2 1.02 20 458 6582 -9.5 -32.5 13 23.0 -14.9 96 12 329.6 329.7 292.2 331.6 0.54 21 429 7086 -11.3 -42.3 6 31.0 -17.0 83 14 333.6 333.6 292.9 334.4 0.22 22 426 7140 -11.7 -35.7 12 24.0 -16.9 82 15 333.7 333.8 293.2 335.3 0.43 23 409 7451 -13.9 -23.9 43 10.0 -16.9 74 16 334.8 335.1 294.3 339.7 1.36 24 400 7620 -14.9 -26.9 35 12.0 -18.1 70 17 335.6 335.8 294.2 339.5 1.06 25 380 8005 -17.9 -44.9 7 27.0 -22.0 72 19 336.6 336.7 293.7 337.4 0.18 26 371 8184 -19.3 -33.3 28 14.0 -22.2 72 21 337.1 337.2 294.2 339.4 0.62 27 347 8678 -22.1 -54.1 4 32.0 -25.6 74 24 339.8 339.8 294.3 340.1 0.07 28 341 8806 -22.9 -42.9 14 20.0 -25.8 75 25 340.4 340.5 294.7 341.4 0.25 29 334 8958 -24.1 -35.1 36 11.0 -26.1 70 24 340.8 340.9 295.0 343.0 0.58 30 330 9045 -24.9 -37.9 29 13.0 -27.1 66 24 340.9 341.0 295.0 342.6 0.44 31 328 9090 -25.1 -32.1 52 7.0 -26.5 63 23 341.2 341.4 295.3 344.2 0.79 32 300 9730 -30.9 -35.0 67 4.1 -31.6 55 21 341.8 342.0 295.4 344.3 0.65 33 297 9801 -31.5 -35.4 68 3.9 -32.1 55 21 342.0 342.1 295.4 344.4 0.63 34 288 10019 -33.1 -36.9 69 3.8 -33.6 55 22 342.7 342.8 295.5 344.9 0.56 35 285 10092 -33.3 -42.3 40 9.0 -34.3 55 23 343.4 343.5 295.4 344.7 0.32 36 277 10292 -34.7 -45.7 32 11.0 -35.8 55 23 344.2 344.3 295.6 345.2 0.23 37 262 10678 -37.9 -45.9 43 8.0 -38.6 55 25 345.1 345.1 295.7 346.0 0.24 38 250 11000 -40.3 -49.3 38 9.0 -40.9 40 27 346.2 346.2 295.9 346.9 0.17 39 210 12164 -50.3 -58.3 38 8.0 -50.6 44 17 348.2 348.2 296.3 348.5 0.07 40 204 12352 -52.1 -68.1 13 16.0 -52.4 51 15 348.3 348.3 296.3 348.4 0.02 41 200 12480 -53.1 -68.1 15 15.0 -53.4 55 13 348.7 348.7 296.4 348.8 0.02 42 199 12512 -53.5 -68.5 14 15.0 -53.8 65 19 348.5 348.5 296.3 348.6 0.02 43 150 14280 -65.1 -78.1 15 13.0 -65.2 90 7 357.9 357.9 298.3 358.0 0.01 44 149 14321 -65.5 -78.5 15 13.0 -65.6 154 2 357.9 357.9 298.3 358.0 0.01 45 128 15227 -72.9 -80.9 29 8.0 -72.9 131 5 360.5 360.5 298.8 360.5 0.00 46 100 16650 -79.1 -84.1 44 5.0 -79.1 115 15 374.9 374.9 301.4 374.9 0.00 47 99 16707 -79.3 -84.3 43 5.0 -79.3 110 15 375.6 375.6 301.5 375.6 0.00 48 80 17919 -76.5 -85.5 23 9.0 -76.5 94 27 405.0 405.0 305.9 405.0 0.00 49 71 18599 -78.9 -87.9 22 9.0 -78.9 49 9 413.9 413.9 307.0 413.9 0.00 50 70 18680 -77.5 -87.5 19 10.0 -77.6 100 15 418.6 418.6 307.6 418.6 0.00 51 67 18931 -77.3 -88.3 16 11.0 -77.3 69 17 424.3 424.3 308.2 424.3 0.00 52 64 19200 -68.5 -87.5 5 19.0 -68.7 120 17 449.2 449.2 310.8 449.2 0.00 53 55 20110 -67.9 -89.9 3 22.0 -68.1 85 19 470.5 470.5 312.7 470.5 0.00 54 50 20690 -62.7 -88.7 2 26.0 -63.1 115 21 495.7 495.7 314.7 495.7 0.00 55 47 21072 -61.7 -88.7 2 27.0 -62.2 115 23 507.0 507.0 315.4 507.0 0.00 56 40 22068 -63.1 -89.1 2 26.0 -63.6 72 17 527.4 527.4 316.8 527.4 0.00 57 39 22225 -59.5 -87.5 1 28.0 -60.3 64 18 540.3 540.3 317.5 540.4 0.00 58 38 22387 -59.5 -87.5 1 28.0 -60.3 65 21 544.4 544.4 317.8 544.4 0.00 TRP 99 16707 -79.3 -84.3 43 5.0 -79.3 110 15 375.6 375.6 301.5 375.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 570.63 mb = 4865.60 m = 15963.06 ft Wetbulb zero: 635.33 mb = 3986.06 m = 13077.48 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 51.92 % Est. max temperature: 32.71 C = 90.88 F Sfc-Lift cond lev (LCL): 962.18 mb = 459.04 m = 1506.03 ft T: 24.18 C 700-500 lapse rate: 6.45 C/km ThetaE index: 11.60 C Layer 850.0- 809.0 mb Conv cond level (CCL): 878.12 mb = 1257.14 m = 4124.43 ft Mean mixing ratio: 17.00 g/kg Conv temperature: 31.64 C = 88.96 F Cap Strength: 1.54 C Lifted Index: -4.14 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.15 C Lifted Index @700 mb: -0.12 C Showalter Index: -0.63 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 20.90 C K Index: 30.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.40 Risk: None Energy Index: -1.99 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 892.92 J/kg Max Up Vert Vel: 42.26 m/s Conv Inhibition (B-): 89.52 J/kg Cap Strength: 1.54 C Lift Cond Lev (LCL): 919.85 mb = 853.74 m = 2800.96 ft Lev Free Conv (LFC): 694.85 mb = 3249.02 m = 10659.37 ft Equ Level (EL): 184.85 mb = 12973.62 m = 42563.85 ft B at Equ Level: 889.63 J/kg Max Parcel Lev (MPL): 104.85 mb = 16377.10 m = 53729.98 ft Wind level data Storm motion: 134 at 9 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 67 0 0 -0.0 -0.0 | 314 9 6.5 -6.3 1 1000 120 65 3 -2.7 -1.3 | 334 8 3.8 -7.6 2 979 305 95 9 -9.0 0.8 | 24 6 -2.5 -5.6 3 946 610 105 15 -14.5 3.9 | 73 8 -8.0 -2.5 4 925 805 105 21 -20.3 5.4 | 86 14 -13.8 -0.9 5 913 914 100 21 -20.7 3.6 | 79 14 -14.2 -2.7 6 851 1524 100 17 -16.7 3.0 | 72 11 -10.3 -3.4 7 850 1539 100 17 -16.7 3.0 | 72 11 -10.3 -3.4 8 793 2134 115 9 -8.2 3.8 | 34 3 -1.7 -2.5 9 765 2438 135 5 -3.5 3.5 | 314 4 2.9 -2.8 10 700 3188 125 13 -10.6 7.5 | 105 4 -4.2 1.1 11 686 3353 110 9 -8.5 3.1 | 31 4 -2.0 -3.3 12 660 3658 80 9 -8.9 -1.6 | 17 8 -2.4 -7.9 13 636 3962 65 9 -8.2 -3.8 | 9 10 -1.7 -10.1 14 590 4572 105 9 -8.7 2.3 | 29 5 -2.2 -4.0 15 568 4877 120 13 -11.3 6.5 | 92 5 -4.8 0.2 16 526 5486 115 17 -15.4 7.2 | 95 9 -8.9 0.8 17 500 5900 80 13 -12.8 -2.3 | 36 11 -6.3 -8.6 18 487 6096 85 11 -11.0 -1.0 | 32 9 -4.5 -7.3 19 469 6401 100 11 -10.8 1.9 | 45 6 -4.4 -4.4 20 400 7620 70 17 -16.0 -5.8 | 38 15 -9.5 -12.2 21 400 7620 70 17 -16.0 -5.8 | 38 15 -9.5 -12.2 22 339 8839 75 25 -24.1 -6.5 | 54 22 -17.7 -12.8 23 312 9449 45 21 -14.8 -14.8 | 22 23 -8.4 -21.2 24 300 9730 55 21 -17.2 -12.0 | 30 21 -10.7 -18.4 25 262 10668 55 25 -20.5 -14.3 | 34 25 -14.0 -20.7 26 251 10973 45 29 -20.5 -20.5 | 28 30 -14.0 -26.8 27 250 11000 40 27 -17.4 -20.7 | 22 29 -10.9 -27.0 28 240 11278 35 27 -15.5 -22.1 | 18 30 -9.0 -28.5 29 219 11887 35 21 -12.0 -17.2 | 13 24 -5.6 -23.5 30 200 12480 55 13 -10.6 -7.5 | 17 14 -4.2 -13.8 31 199 12497 65 19 -17.2 -8.0 | 37 18 -10.7 -14.4 32 181 13106 60 11 -9.5 -5.5 | 14 12 -3.1 -11.8 33 164 13716 70 11 -10.3 -3.8 | 21 11 -3.9 -10.1 34 150 14280 90 7 -7.0 0.0 | 5 6 -0.5 -6.3 35 149 14326 165 1 -0.3 1.0 | 311 8 6.2 -5.4 36 109 16154 95 9 -9.0 0.8 | 24 6 -2.5 -5.6 37 103 16459 125 11 -9.0 6.3 | 89 3 -2.5 -0.0 38 100 16650 115 15 -13.6 6.3 | 90 7 -7.1 0.0 39 99 16707 110 15 -14.1 5.1 | 81 8 -7.6 -1.2 40 98 16764 115 15 -13.6 6.3 | 90 7 -7.1 0.0 41 88 17374 60 15 -13.0 -7.5 | 25 15 -6.5 -13.8 42 83 17678 70 19 -17.9 -6.5 | 42 17 -11.4 -12.8 43 79 17983 100 29 -28.6 5.0 | 87 22 -22.1 -1.3 44 75 18288 150 15 -7.5 13.0 | 171 7 -1.0 6.7 45 71 18593 45 9 -6.4 -6.4 | 360 13 0.1 -12.7 46 70 18680 100 15 -14.8 2.6 | 66 9 -8.3 -3.7 47 67 18898 60 17 -14.7 -8.5 | 29 17 -8.3 -14.8 48 64 19202 120 17 -14.7 8.5 | 105 9 -8.3 2.2 49 61 19507 120 11 -9.5 5.5 | 75 3 -3.1 -0.8 50 58 19812 35 21 -12.0 -17.2 | 13 24 -5.6 -23.5 51 55 20117 85 19 -18.9 -1.7 | 57 15 -12.5 -8.0 52 52 20422 85 33 -32.9 -2.9 | 71 28 -26.4 -9.2 53 50 20690 115 21 -19.0 8.9 | 101 13 -12.6 2.5 54 47 21031 115 23 -20.8 9.7 | 103 15 -14.4 3.4 55 44 21336 90 21 -21.0 0.0 | 66 16 -14.5 -6.3 56 41 21641 80 15 -14.8 -2.6 | 43 12 -8.3 -8.9 57 38 21946 60 19 -16.5 -9.5 | 32 19 -10.0 -15.8 58 34 22555 110 36 -33.8 12.3 | 102 28 -27.4 6.0 Wind Parameters Mean winds (0-6000m): 104.4 at 12.1 knts Storm direction: 134.4 at 9.1 knts Shear (0-3000m) pos: 0.8 neg: 1.9 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 148.0 deg Storm rel helicity (0-3000m) pos: 36.0 neg: -16.5 tot: 19.5 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 1.9 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 446.54 Bulk Shear: 2.00 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 96 8 20 6| 14.6 0.0 14.6| 27.5 0.0 27.5 55.0 0.95| 15.7 14.9 1000 101 14 62 8| 7.3 3.0 10.3| 35.0 -6.1 28.9 28.9 0.66| 12.4 8.1 1500 101 15 68 9| 3.7 2.0 5.7| 35.0 -10.1 24.9 16.6 0.53| 9.4 5.0 2000 102 15 67 9| 1.3 1.5 2.8| 35.0 -13.2 21.7 10.9 0.35| 8.9 3.2 2500 104 13 63 7| 0.9 1.2 2.1| 35.1 -16.5 18.6 7.4 0.19| 8.5 1.6 3000 107 13 64 6| 0.8 1.9 2.6| 36.0 -16.5 19.5 6.5 0.23| 8.0 1.9 4000 104 12 55 6| 0.6 1.6 2.1| 37.6 -26.4 11.2 2.8 0.07| 7.8 0.5 5000 104 12 53 6| 1.4 1.2 2.7| 47.3 -26.4 20.9 4.2 0.15| 7.4 1.1 6000 104 12 57 6| 1.2 1.5 2.7| 47.6 -52.5 -4.9 -0.8 0.01| 7.4 0.1 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251015.00.gif