UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:1200Z 18 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 28.2 23.6 76 4.6 24.8 0 0 300.9 304.3 297.8 355.5 18.55 1 1000 107 28.2 23.2 74 5.0 24.5 100 5 301.4 304.7 297.7 354.9 18.19 2 925 795 22.8 20.3 86 2.5 21.0 65 13 302.6 305.6 296.9 351.2 16.42 3 850 1532 18.8 16.9 89 1.9 17.5 35 19 305.8 308.5 296.4 349.0 14.40 4 790 2157 15.0 12.3 84 2.7 13.2 51 21 308.2 310.4 295.0 343.0 11.46 5 776 2309 16.6 3.6 42 13.0 9.1 60 19 311.5 312.8 292.1 331.4 6.40 6 700 3178 10.6 -3.4 37 14.0 3.5 85 13 314.2 315.0 291.1 327.8 4.25 7 660 3664 7.4 -7.6 34 15.0 0.4 85 11 316.0 316.6 290.7 326.5 3.27 8 629 4058 5.2 -9.8 33 15.0 -1.4 69 13 317.8 318.4 290.9 327.3 2.89 9 615 4242 4.8 -19.2 16 24.0 -3.8 68 14 319.4 319.7 290.0 324.1 1.36 10 528 5469 -1.9 -19.9 24 18.0 -8.2 78 12 325.6 325.9 291.9 330.8 1.49 11 526 5499 -2.1 -14.1 39 12.0 -6.9 77 12 325.7 326.2 292.8 334.0 2.44 12 500 5900 -4.5 -20.5 27 16.0 -9.9 80 13 327.6 327.9 292.4 332.8 1.50 13 455 6636 -8.7 -35.7 9 27.0 -14.7 100 7 331.2 331.3 292.4 332.8 0.40 14 419 7268 -13.1 -41.1 8 28.0 -18.2 134 6 333.5 333.6 292.9 334.5 0.25 15 403 7563 -14.5 -40.5 9 26.0 -19.2 156 10 335.4 335.5 293.4 336.5 0.28 16 400 7620 -14.9 -39.9 10 25.0 -19.5 160 11 335.6 335.7 293.5 336.8 0.30 17 342 8786 -24.3 -47.3 10 23.0 -27.1 156 15 338.2 338.3 294.0 338.9 0.16 18 336 8915 -25.5 -36.5 35 11.0 -27.3 152 15 338.3 338.4 294.4 340.2 0.50 19 330 9046 -26.5 -34.5 47 8.0 -27.9 144 15 338.7 338.8 294.6 341.0 0.62 20 321 9246 -27.3 -44.3 18 17.0 -29.4 133 14 340.3 340.3 294.6 341.2 0.23 21 307 9566 -29.7 -47.7 16 18.0 -31.6 114 13 341.3 341.3 294.8 341.9 0.17 22 300 9730 -31.3 -49.3 15 18.0 -33.0 105 13 341.3 341.3 294.8 341.8 0.14 23 250 10990 -41.7 -53.7 26 12.0 -42.4 165 19 344.1 344.1 295.4 344.5 0.10 24 225 11697 -47.3 -59.3 24 12.0 -47.7 187 18 346.0 346.0 295.8 346.3 0.06 25 209 12183 -50.1 -72.1 6 22.0 -50.5 209 7 349.0 349.0 296.4 349.1 0.01 26 200 12470 -52.3 -72.3 7 20.0 -52.7 175 13 349.9 349.9 296.6 350.0 0.01 27 150 14270 -65.7 -77.7 17 12.0 -65.8 180 21 356.9 356.9 298.1 356.9 0.01 28 123 15452 -72.9 -79.9 34 7.0 -72.9 112 3 364.6 364.6 299.6 364.7 0.01 29 100 16650 -77.5 -85.5 26 8.0 -77.5 120 13 378.0 378.0 301.9 378.0 0.00 30 98 16766 -78.1 -86.1 26 8.0 -78.1 135 17 379.0 379.0 302.1 379.0 0.00 31 80 17928 -78.3 -87.3 22 9.0 -78.3 230 10 401.3 401.3 305.4 401.3 0.00 32 70 18700 -74.3 -87.3 12 13.0 -74.3 75 15 425.4 425.4 308.3 425.4 0.00 33 61 19508 -70.3 -89.3 5 19.0 -70.4 154 15 451.4 451.4 311.0 451.4 0.00 34 50 20700 -65.9 -90.9 2 25.0 -66.2 90 11 488.2 488.2 314.1 488.2 0.00 35 49 20823 -64.3 -90.3 2 26.0 -64.7 95 16 494.8 494.8 314.6 494.8 0.00 36 36 22722 -60.3 -88.3 1 28.0 -61.0 86 27 550.8 550.8 318.1 550.8 0.00 37 34 23076 -61.5 -88.5 2 27.0 -62.2 93 30 556.7 556.7 318.5 556.7 0.00 38 30 23860 -56.5 -87.5 1 31.0 -57.9 65 17 590.6 590.6 320.2 590.6 0.01 39 27 24535 -53.1 -85.1 1 32.0 -55.2 78 19 618.2 618.2 321.4 618.3 0.01 40 23 25567 -54.7 -85.7 1 31.0 -56.8 95 17 642.5 642.5 322.4 642.6 0.01 41 20 26470 -51.3 -84.3 1 33.0 -54.4 80 23 679.1 679.2 323.7 679.3 0.02 42 19 26805 -48.5 -83.5 1 35.0 -52.6 80 23 697.9 697.9 324.4 698.0 0.02 43 16 27930 -50.5 -83.5 1 33.0 -54.4 65 34 726.5 726.5 325.3 726.7 0.02 44 11 30398 -45.7 -82.7 1 37.0 -52.7 74 16 826.1 826.1 327.8 826.5 0.04 45 10 31030 -47.3 -82.3 1 35.0 -53.9 50 9 843.0 843.0 328.2 843.4 0.05 46 9.4 31439 -47.3 -83.3 1 36.0 -54.2 858.0 858.1 328.6 858.4 0.04 47 8.1 32436 -41.7 -81.7 1 40.0 -52.1 917.6 917.6 329.8 918.2 0.06 48 6.4 34029 -42.9 -81.9 1 39.0 -53.7 976.4 976.5 330.8 977.3 0.08 TRP 98 16766 -78.1 -86.1 26 8.0 -78.1 135 17 379.0 379.0 302.1 379.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 552.67 mb = 5121.03 m = 16801.08 ft Wetbulb zero: 652.89 mb = 3753.13 m = 12313.27 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 49.50 % Est. max temperature: 32.90 C = 91.23 F Sfc-Lift cond lev (LCL): 940.45 mb = 648.81 m = 2128.63 ft T: 23.95 C 700-500 lapse rate: 5.55 C/km ThetaE index: 28.95 C Layer 1000.0- 629.0 mb Conv cond level (CCL): 872.27 mb = 1306.63 m = 4286.78 ft Mean mixing ratio: 17.12 g/kg Conv temperature: 32.15 C = 89.86 F Cap Strength: 1.46 C Lifted Index: -2.53 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.43 C Lifted Index @700 mb: -0.73 C Showalter Index: -1.18 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.40 C K Index: 26.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 253.80 Risk: None Energy Index: -3.14 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1152.40 J/kg Max Up Vert Vel: 48.01 m/s Conv Inhibition (B-): 20.87 J/kg Cap Strength: 1.30 C Lift Cond Lev (LCL): 906.87 mb = 967.49 m = 3174.13 ft Lev Free Conv (LFC): 821.87 mb = 1819.16 m = 5968.31 ft Equ Level (EL): 781.87 mb = 2244.61 m = 7364.12 ft B at Equ Level: 8.99 J/kg Max Parcel Lev (MPL): 751.87 mb = 2575.08 m = 8448.33 ft Wind level data Storm motion: 96 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 1005 63 0 0 -0.0 -0.0 | 276 11 10.6 -1.1 1 1000 107 100 5 -4.9 0.9 | 272 6 5.6 -0.2 2 978 305 95 7 -7.0 0.6 | 277 4 3.6 -0.4 3 945 610 80 15 -14.8 -2.6 | 49 6 -4.2 -3.7 4 925 795 65 13 -11.8 -5.5 | 11 7 -1.2 -6.5 5 912 914 40 13 -8.4 -10.0 | 349 11 2.2 -11.0 6 881 1219 25 17 -7.2 -15.4 | 348 17 3.4 -16.5 7 851 1524 40 21 -13.5 -16.1 | 10 17 -2.9 -17.1 8 850 1532 35 19 -10.9 -15.6 | 1 17 -0.3 -16.6 9 792 2134 50 21 -16.1 -13.5 | 21 16 -5.5 -14.6 10 737 2743 85 13 -13.0 -1.1 | 47 3 -2.4 -2.2 11 711 3048 95 15 -14.9 1.3 | 93 4 -4.4 0.3 12 700 3178 85 13 -13.0 -1.1 | 47 3 -2.4 -2.2 13 660 3658 85 11 -11.0 -1.0 | 11 2 -0.4 -2.0 14 635 3962 70 13 -12.2 -4.4 | 17 6 -1.7 -5.5 15 589 4572 65 15 -13.6 -6.3 | 22 8 -3.0 -7.4 16 546 5182 80 13 -12.8 -2.3 | 34 4 -2.2 -3.3 17 507 5791 75 11 -10.6 -2.8 | 1 4 -0.1 -3.9 18 500 5900 80 13 -12.8 -2.3 | 34 4 -2.2 -3.3 19 487 6096 80 13 -12.8 -2.3 | 34 4 -2.2 -3.3 20 433 7010 115 3 -2.7 1.3 | 268 8 7.8 0.2 21 400 7620 160 11 -3.8 10.3 | 216 12 6.8 9.3 22 400 7620 165 11 -2.8 10.6 | 219 12 7.7 9.6 23 339 8839 155 15 -6.3 13.6 | 199 13 4.2 12.5 24 300 9730 105 13 -12.6 3.4 | 139 3 -2.0 2.3 25 299 9754 110 13 -12.2 4.4 | 154 4 -1.7 3.4 26 286 10058 110 15 -14.1 5.1 | 139 5 -3.5 4.1 27 250 10990 165 19 -4.9 18.4 | 198 18 5.6 17.3 28 239 11278 185 21 1.8 20.9 | 212 23 12.4 19.9 29 229 11582 185 21 1.8 20.9 | 212 23 12.4 19.9 30 218 11887 190 11 1.9 10.8 | 232 16 12.5 9.8 31 209 12192 210 7 3.5 6.1 | 250 15 14.1 5.0 32 200 12470 175 13 -1.1 13.0 | 218 15 9.4 11.9 33 190 12802 180 13 0.0 13.0 | 221 16 10.6 11.9 34 172 13411 185 19 1.7 18.9 | 214 22 12.2 17.9 35 156 14021 170 31 -5.4 30.5 | 190 30 5.2 29.5 36 150 14270 180 21 0.0 21.0 | 208 23 10.6 19.9 37 134 14935 210 13 6.5 11.3 | 239 20 17.1 10.2 38 121 15545 90 1 -1.0 0.0 | 276 10 9.6 -1.1 39 115 15850 145 11 -6.3 9.0 | 208 9 4.3 8.0 40 109 16154 105 9 -8.7 2.3 | 236 2 1.9 1.3 41 100 16650 120 13 -11.3 6.5 | 173 5 -0.7 5.4 42 98 16764 70 9 -8.5 -3.1 | 333 5 2.1 -4.1 43 98 16766 135 17 -12.0 12.0 | 172 11 -1.5 11.0 44 93 17069 120 13 -11.3 6.5 | 173 5 -0.7 5.4 45 88 17374 145 17 -9.8 13.9 | 184 13 0.8 12.9 46 84 17678 180 11 0.0 11.0 | 227 15 10.6 9.9 47 71 18593 360 9 -0.0 -9.0 | 314 15 10.6 -10.1 48 70 18700 75 15 -14.5 -3.9 | 38 6 -3.9 -4.9 49 68 18898 15 13 -3.4 -12.6 | 332 15 7.2 -13.6 50 64 19202 120 25 -21.7 12.5 | 136 16 -11.1 11.4 51 61 19507 155 15 -6.3 13.6 | 199 13 4.2 12.5 52 55 20117 110 21 -19.7 7.2 | 124 11 -9.2 6.1 53 52 20422 125 15 -12.3 8.6 | 167 8 -1.7 7.5 54 50 20700 90 11 -11.0 0.0 | 23 1 -0.4 -1.1 55 50 20726 100 19 -18.7 3.3 | 105 8 -8.1 2.2 56 47 21031 85 11 -11.0 -1.0 | 11 2 -0.4 -2.0 57 45 21336 100 9 -8.9 1.6 | 253 2 1.7 0.5 58 43 21641 75 13 -12.6 -3.4 | 24 5 -2.0 -4.4 59 39 22250 75 23 -22.2 -6.0 | 59 14 -11.7 -7.0 60 34 23165 95 31 -30.9 2.7 | 95 20 -20.3 1.6 61 32 23470 105 31 -29.9 8.0 | 110 21 -19.4 7.0 62 30 23774 100 19 -18.7 3.3 | 105 8 -8.1 2.2 63 30 23860 65 17 -15.4 -7.2 | 30 10 -4.8 -8.2 64 29 24079 70 15 -14.1 -5.1 | 30 7 -3.5 -6.2 65 28 24384 65 19 -17.2 -8.0 | 36 11 -6.7 -9.1 66 26 24689 90 19 -19.0 0.0 | 83 9 -8.4 -1.1 67 25 24994 100 13 -12.8 2.3 | 118 3 -2.2 1.2 68 23 25603 95 17 -16.9 1.5 | 94 6 -6.4 0.4 69 22 25908 80 13 -12.8 -2.3 | 34 4 -2.2 -3.3 70 20 26470 80 23 -22.7 -4.0 | 67 13 -12.1 -5.0 71 19 26822 80 23 -22.7 -4.0 | 67 13 -12.1 -5.0 72 18 27127 55 31 -25.4 -17.8 | 38 24 -14.8 -18.8 73 15 28346 70 36 -33.8 -12.3 | 60 27 -23.3 -13.4 74 12 29566 105 25 -24.1 6.5 | 112 15 -13.6 5.4 75 10 31030 50 9 -6.9 -5.8 | 332 8 3.7 -6.8 Wind Parameters Mean winds (0-6000m): 65.7 at 14.2 knts Storm direction: 95.7 at 10.6 knts Shear (0-3000m) pos: 4.0 neg: 2.1 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 173.4 deg Storm rel helicity (0-3000m) pos: 61.1 neg: -19.3 tot: 41.8 m^2/s^2 ave: 13.9 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 2.4 10^-3/s Energy-Hel index: 0.32 Bulk Rich Number: 148.89 Bulk Shear: 7.74 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 8 292 3| 14.2 0.0 14.2| 2.7 -0.8 1.9 3.8 0.34| 15.0 5.1 1000 70 11 356 5| 7.1 6.2 13.3| 2.9 -14.4 -11.5 -11.5 -0.07| 14.1 -1.0 1500 52 13 359 9| 6.0 4.1 10.1| 24.5 -19.3 5.2 3.5 0.05| 12.3 0.6 2000 48 15 3 11| 5.5 3.1 8.6| 43.9 -19.3 24.6 12.3 0.15| 10.5 1.6 2500 51 16 9 11| 4.4 2.5 6.9| 57.7 -19.3 38.4 15.4 0.21| 10.5 2.2 3000 56 15 13 10| 4.0 2.1 6.1| 61.1 -19.3 41.8 13.9 0.24| 9.8 2.4 4000 62 15 16 8| 3.0 2.3 5.4| 61.5 -22.8 38.7 9.7 0.15| 8.5 1.3 5000 63 15 18 8| 2.6 2.0 4.5| 64.2 -22.8 41.4 8.3 0.16| 7.3 1.2 6000 66 14 19 7| 2.2 1.7 3.9| 66.6 -25.0 41.6 6.9 0.15| 6.5 1.0 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251018.12.gif