UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062423.upa.cvt Date: 2300Z 24 JUN 25 Searching for HKNC... Searching the city database file for: HKNC ... Date:2300Z 24 JUN 25 Station: HKNC WMO ident: 63741 Latitude: -1.30 Longitude: 36.75 Elevation: 1798.00 ------------------------------------------------------------------------------- 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 826 1798 14.6 11.2 80 3.4 12.4 0 0 303.9 305.8 292.9 334.2 10.17 1 797 2098 12.4 11.2 92 1.2 11.6 357 0 304.7 306.7 293.4 336.2 10.54 2 718 2961 7.0 7.0 100 0.0 7.0 350 1 308.0 309.6 293.0 334.7 8.79 3 700 3169 5.2 4.1 93 1.1 4.6 348 1 308.2 309.6 291.9 330.7 7.36 4 664 3597 2.4 0.5 87 1.9 1.4 345 1 309.8 310.9 291.2 328.3 5.99 5 616 4200 1.0 -12.0 37 13.0 -4.3 339 2 314.9 315.4 289.6 323.0 2.47 6 568 4849 -0.9 -11.9 43 11.0 -5.4 334 2 320.1 320.6 291.5 329.0 2.70 7 556 5019 -0.5 -21.5 19 21.0 -7.5 332 2 322.5 322.7 290.8 326.8 1.23 8 544 5193 -1.5 -7.5 64 6.0 -4.3 331 2 323.3 324.1 293.4 336.5 4.00 9 518 5580 -4.7 -6.8 85 2.1 -5.7 327 2 324.0 324.9 294.0 338.7 4.44 10 488 6047 -6.1 -21.1 29 15.0 -11.1 323 3 327.9 328.2 292.5 333.0 1.46 11 476 6242 -4.9 -40.9 4 36.0 -12.5 321 3 331.7 331.7 292.4 332.6 0.22 12 441 6838 -8.3 -40.3 6 32.0 -14.9 316 3 334.7 334.8 293.3 335.7 0.26 13 348 8622 -23.5 -44.5 13 21.0 -26.3 299 4 337.6 337.7 293.9 338.5 0.21 14 300 9687 -32.5 -42.5 36 10.0 -33.6 289 5 339.6 339.6 294.5 340.8 0.30 15 289 9948 -35.1 -38.0 75 2.9 -35.5 286 5 339.5 339.6 294.7 341.4 0.50 16 256 10781 -42.3 -43.8 85 1.5 -42.4 278 6 340.9 340.9 294.8 342.1 0.31 17 250 10940 -43.7 -44.9 88 1.2 -43.8 276 6 341.1 341.2 294.8 342.2 0.28 18 195 12560 -57.3 -59.6 75 2.3 -57.3 258 7 344.5 344.5 295.4 344.8 0.06 19 186 12861 -53.3 -59.3 48 6.0 -53.5 255 8 355.7 355.7 297.9 356.0 0.07 20 178 13144 -54.7 -65.7 24 11.0 -54.9 252 8 357.9 357.9 298.3 358.0 0.03 21 166 13588 -56.9 -72.9 12 16.0 -57.1 247 8 361.4 361.4 299.0 361.5 0.01 22 161 13781 -58.7 -76.7 8 18.0 -58.9 245 8 361.6 361.6 299.0 361.6 0.01 23 150 14221 -62.5 -78.5 10 16.0 -62.6 240 9 362.4 362.4 299.2 362.4 0.01 24 135 14867 -64.9 -82.9 7 18.0 -65.0 233 9 369.2 369.2 300.4 369.3 0.00 25 113 15927 -74.7 -89.7 8 15.0 -74.7 220 10 370.2 370.2 300.6 370.2 0.00 26 98 16744 -79.5 -90.5 15 11.0 -79.5 210 11 376.3 376.3 301.6 376.3 0.00 27 78 18047 -77.1 -87.1 19 10.0 -77.1 291 16 406.7 406.7 306.1 406.7 0.00 28 70 18680 -69.5 -79.5 22 10.0 -69.6 330 19 435.7 435.7 309.4 435.8 0.01 29 53 20341 -70.1 -96.1 1 26.0 -70.2 334 26 470.4 470.4 312.7 470.4 0.00 30 50 20690 -68.3 -95.3 1 27.0 -68.5 335 27 482.5 482.5 313.7 482.5 0.00 TRP 98 16744 -79.5 -90.5 15 11.0 -79.5 210 11 376.3 376.3 301.6 376.3 0.00 WND Sounding variables and indices Freezing level: 590.74 mb = 4541.54 m = 14899.89 ft Wetbulb zero: 652.33 mb = 3739.33 m = 12268.00 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 71.23 % Est. max temperature: 19.66 C = 67.39 F Sfc-Lift cond lev (LCL): 784.99 mb = 2223.38 m = 7294.46 ft T: 11.61 C 700-500 lapse rate: 3.99 C/km ThetaE index: 13.26 C Layer 718.0- 568.0 mb Conv cond level (CCL): 752.87 mb = 2569.05 m = 8428.53 ft Mean mixing ratio: 9.92 g/kg Conv temperature: 17.04 C = 62.68 F Cap Strength: 3.23 C Lifted Index: 3.18 C Risk: None Lifted Index @300 mb: 4.34 C Lifted Index @700 mb: -1.03 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 56.94 J/kg Max Up Vert Vel: 10.67 m/s Conv Inhibition (B-): 2.29 J/kg Cap Strength: 3.25 C Lift Cond Lev (LCL): 761.93 mb = 2470.05 m = 8103.73 ft Lev Free Conv (LFC): 726.93 mb = 2859.17 m = 9380.37 ft Equ Level (EL): 616.93 mb = 4188.03 m = 13740.09 ft B at Equ Level: 56.41 J/kg Max Parcel Lev (MPL): 546.93 mb = 5149.95 m = 16895.97 ft Wind level data Storm motion: 240 at 4 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 ---------------------------------------------------------- 0 826 1798 0 0 -0.0 -0.0 | 60 4 -3.6 -2.1 1 98 16744 210 11 5.5 9.5 | 194 8 1.9 7.5 2 70 18680 330 19 9.5 -16.5 | 342 19 5.9 -18.5 3 50 20690 335 27 11.4 -24.5 | 344 28 7.8 -26.5 Wind Parameters Mean winds (0-6000m): 210.0 at 5.5 knts Storm direction: 240.0 at 4.1 knts Storm rel Dir Shear (0-3000m): -15.0 deg Storm rel helicity (0-3000m) pos: 0.0 neg: 0.0 tot: 0.0 m^2/s^2 ave: 0.0 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 0.0 stream: 0.0 10^-3/s Energy-Hel index: 0.00 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//HKNC/skewt/HKNC.skewt.20250624.23.gif