UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061423.upa.cvt Date: 2300Z 14 JUN 25 Searching for HKNC... Searching the city database file for: HKNC ... Date:2300Z 14 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 13.8 9.4 75 4.4 11.1 0 0 303.1 304.7 291.7 329.9 9.00 1 796 2108 11.4 9.4 87 2.0 10.2 2 0 303.7 305.5 292.2 331.6 9.34 2 736 2757 8.0 7.9 99 0.1 7.9 7 1 306.9 308.6 292.9 334.5 9.12 3 730 2825 8.8 8.4 97 0.4 8.6 8 1 308.5 310.3 293.7 337.5 9.52 4 713 3019 7.2 7.2 100 0.0 7.2 9 1 308.8 310.5 293.4 336.2 8.98 5 700 3170 8.8 7.3 90 1.5 7.9 10 1 312.2 314.0 294.5 340.7 9.21 6 665 3593 6.8 4.6 86 2.2 5.5 13 2 314.6 316.1 294.3 339.7 8.03 7 648 3805 6.4 2.0 73 4.4 3.9 15 2 316.5 317.8 293.9 338.1 6.84 8 618 4191 3.6 -0.9 72 4.5 1.2 18 2 317.6 318.7 293.3 336.1 5.81 9 603 4390 2.8 -4.2 60 7.0 -0.7 20 2 318.9 319.8 292.8 333.9 4.65 10 546 5182 -4.9 -7.3 83 2.4 -6.0 26 3 318.9 319.7 292.3 332.1 4.05 11 527 5460 -4.9 -27.9 15 23.0 -11.1 28 4 322.2 322.3 290.2 324.8 0.73 12 515 5641 -5.3 -50.3 1 45.0 -12.6 29 4 323.8 323.8 290.0 324.1 0.07 13 486 6096 -4.9 -50.9 1 46.0 -12.7 33 4 329.7 329.7 291.7 330.0 0.07 14 435 6956 -11.7 -38.7 9 27.0 -17.0 40 5 331.7 331.8 292.5 332.9 0.31 15 410 7410 -11.9 -42.9 6 31.0 -17.6 44 5 337.1 337.2 293.8 338.0 0.21 16 333 8960 -25.7 -48.7 10 23.0 -28.3 56 7 338.9 338.9 294.2 339.5 0.14 17 263 10628 -38.1 -62.1 6 24.0 -39.3 71 9 344.4 344.4 295.4 344.5 0.03 18 256 10813 -39.3 -57.3 13 18.0 -40.3 73 9 345.3 345.3 295.6 345.6 0.06 19 200 12454 -53.1 -60.1 42 7.0 -53.3 88 11 348.7 348.7 296.4 348.9 0.06 20 187 12886 -54.5 -64.5 28 10.0 -54.7 92 12 353.2 353.2 297.4 353.3 0.04 21 173 13380 -58.5 -71.5 17 13.0 -58.7 97 12 354.5 354.5 297.6 354.6 0.01 22 162 13789 -62.3 -73.3 22 11.0 -62.4 101 13 354.9 354.9 297.7 354.9 0.01 23 150 14263 -63.7 -74.7 21 11.0 -63.8 106 13 360.3 360.3 298.8 360.4 0.01 24 125 15357 -72.9 -81.9 24 9.0 -72.9 117 15 363.0 363.0 299.2 363.0 0.00 25 94 16989 -82.5 -89.5 29 7.0 -82.5 135 17 374.9 374.9 301.4 374.9 0.00 26 90 17235 -77.1 -82.1 45 5.0 -77.1 141 17 390.3 390.4 303.8 390.4 0.01 27 82 17768 -78.5 -84.5 37 6.0 -78.5 154 16 398.0 398.0 304.9 398.0 0.00 28 74 18363 -72.1 -78.1 40 6.0 -72.2 167 15 423.4 423.4 308.1 423.4 0.01 29 70 18690 -72.1 -81.1 25 9.0 -72.2 175 15 430.1 430.1 308.9 430.2 0.01 30 62 19409 -67.9 -79.9 16 12.0 -68.1 209 19 454.6 454.6 311.3 454.7 0.01 31 54 20238 -67.7 -86.7 5 19.0 -67.9 248 24 473.4 473.4 312.9 473.4 0.00 32 50 20700 -67.1 -90.1 2 23.0 -67.3 270 27 485.4 485.4 313.9 485.4 0.00 33 37 22517 -67.9 -94.9 1 27.0 -68.2 164 38 527.0 527.0 316.8 527.0 0.00 34 30 23800 -61.3 -90.3 1 29.0 -62.1 90 45 577.5 577.5 319.5 577.5 0.00 TRP 94 16989 -82.5 -89.5 29 7.0 -82.5 135 17 374.9 374.9 301.4 374.9 0.00 WND Sounding variables and indices Freezing level: 582.27 mb = 4678.08 m = 15347.85 ft Wetbulb zero: 608.47 mb = 4317.14 m = 14163.68 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 71.58 % Est. max temperature: 23.99 C = 75.18 F Sfc-Lift cond lev (LCL): 773.13 mb = 2349.35 m = 7707.74 ft T: 10.14 C 700-500 lapse rate: 5.14 C/km ThetaE index: 1.27 C Layer 713.0- 700.0 mb Conv cond level (CCL): 737.64 mb = 2738.80 m = 8985.46 ft Mean mixing ratio: 9.23 g/kg Conv temperature: 17.35 C = 63.23 F Cap Strength: 4.39 C Lifted Index: 4.85 C Risk: None Lifted Index @300 mb: 7.35 C Lifted Index @700 mb: 3.51 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.57 J/kg Max Up Vert Vel: 6.41 m/s Conv Inhibition (B-): 20737.46 J/kg Cap Strength: 4.33 C Lift Cond Lev (LCL): 756.08 mb = 2534.19 m = 8314.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 165 at 6 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 | 345 6 1.6 -6.2 1 94 16989 135 17 -12.0 12.0 | 119 12 -10.4 5.9 2 70 18690 175 15 -1.3 14.9 | 182 9 0.3 8.8 3 50 20700 270 27 27.0 -0.0 | 282 29 28.6 -6.2 4 30 23800 90 45 -45.0 0.0 | 82 44 -43.4 -6.2 Wind Parameters Mean winds (0-6000m): 135.0 at 8.5 knts Storm direction: 165.0 at 6.4 knts Storm rel Dir Shear (0-3000m): 60.0 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.20250614.23.gif