UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120311.upa.cvt Date: 1100Z 3 DEC 25 Searching for LK520... Searching the city database file for: LK520 ... Date:1100Z 3 DEC 25 Station: LK520 WMO ident: 11520 Latitude: 50.00 Longitude: 14.45 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 142 SFC 980 304 0.8 -1.8 83 2.6 -0.2 235 1 275.5 276.1 273.9 284.9 3.41 2 925 766 -2.5 -2.5 100 0.0 -2.5 160 13 276.8 277.3 274.7 286.2 3.43 3 902 965 -3.9 -3.9 100 0.0 -3.9 147 11 277.3 277.8 274.6 286.1 3.17 4 892 1054 0.8 -1.3 86 2.1 -0.1 141 10 283.1 283.7 278.6 294.0 3.89 5 871 1246 3.0 -2.0 70 5.0 0.8 128 9 287.3 287.9 280.5 298.2 3.79 6 864 1312 3.0 -5.0 56 8.0 -0.3 124 8 287.9 288.5 279.9 296.8 3.05 7 850 1444 2.4 -6.6 51 9.0 -1.2 115 7 288.7 289.1 279.8 296.7 2.74 8 818 1753 0.2 -10.8 43 11.0 -3.7 136 7 289.5 289.9 279.4 295.6 2.05 9 795 1981 -1.3 -18.3 26 17.0 -6.2 151 6 290.3 290.5 278.5 293.8 1.14 10 768 2255 -3.7 -10.7 58 7.0 -6.1 170 6 290.6 291.0 280.1 297.1 2.20 11 745 2495 -5.5 -16.5 42 11.0 -8.7 186 6 291.2 291.4 279.3 295.5 1.41 12 702 2958 -9.5 -10.5 92 1.0 -9.8 218 5 291.7 292.2 280.9 299.0 2.45 13 700 2980 -9.7 -11.0 90 1.3 -10.1 220 5 291.7 292.2 280.8 298.8 2.36 14 656 3478 -13.3 -13.8 96 0.5 -13.5 220 6 293.1 293.5 281.0 299.2 2.01 15 650 3548 -13.1 -20.1 56 7.0 -14.8 220 6 294.1 294.4 280.4 297.9 1.19 16 643 3630 -13.5 -21.5 51 8.0 -15.4 220 7 294.6 294.8 280.4 298.0 1.07 17 625 3846 -15.1 -26.1 39 11.0 -17.3 220 7 295.2 295.3 280.2 297.5 0.73 18 624 3858 -15.3 -23.3 50 8.0 -17.0 220 7 295.1 295.3 280.5 298.1 0.94 19 622 3882 -15.1 -19.4 70 4.3 -16.2 220 7 295.6 295.8 281.2 299.7 1.32 20 618 3931 -14.7 -21.7 55 7.0 -16.3 220 7 296.6 296.8 281.3 300.0 1.09 21 610 4030 -14.9 -23.9 46 9.0 -16.9 220 7 297.5 297.6 281.5 300.4 0.91 22 565 4604 -20.1 -24.3 69 4.2 -20.9 220 9 297.9 298.1 281.7 301.0 0.95 23 553 4763 -20.9 -31.9 37 11.0 -22.6 220 9 298.8 298.9 281.5 300.4 0.48 24 514 5300 -24.7 -46.7 11 22.0 -26.6 220 11 300.5 300.6 281.7 300.9 0.11 25 500 5500 -26.3 -39.3 28 13.0 -27.7 220 11 301.0 301.0 282.1 301.8 0.25 26 463 6049 -31.5 -40.5 41 9.0 -32.3 232 12 301.2 301.2 282.2 302.0 0.24 27 430 6569 -34.5 -54.5 11 20.0 -35.5 244 12 303.8 303.8 283.0 304.0 0.05 28 400 7070 -37.9 -53.9 17 16.0 -38.6 255 13 305.7 305.7 283.8 306.0 0.06 29 371 7585 -41.1 -60.1 11 19.0 -41.7 263 16 308.1 308.1 284.7 308.3 0.03 30 329 8396 -44.1 -69.1 5 25.0 -44.6 275 21 314.8 314.8 287.0 314.8 0.01 31 300 9010 -47.5 -64.5 12 17.0 -47.9 285 25 318.4 318.4 288.2 318.5 0.02 32 285 9348 -50.1 -63.1 20 13.0 -50.4 282 26 319.4 319.4 288.6 319.5 0.03 33 267 9774 -51.5 -71.5 7 20.0 -51.8 279 26 323.4 323.4 289.8 323.4 0.01 34 250 10200 -53.1 -71.1 9 18.0 -53.4 275 27 327.1 327.1 290.9 327.2 0.01 35 200 11610 -57.9 -74.9 10 17.0 -58.1 210 11 341.1 341.1 294.6 341.1 0.01 36 194 11802 -58.9 -75.9 9 17.0 -59.0 215 19 342.5 342.5 294.9 342.5 0.01 37 177 12382 -55.7 -80.7 3 25.0 -56.0 211 18 356.8 356.8 298.1 356.8 0.00 38 150 13430 -58.1 -83.1 3 25.0 -58.3 205 15 370.0 370.0 300.5 370.0 0.00 39 100 15970 -61.1 -86.1 2 25.0 -61.4 210 17 409.7 409.7 306.5 409.7 0.00 40 70 18170 -63.7 -87.7 2 24.0 -64.0 240 19 448.1 448.1 310.7 448.1 0.00 41 50 20230 -63.5 -88.5 2 25.0 -63.8 240 27 493.8 493.8 314.5 493.9 0.00 42 44 21009 -65.9 -89.9 2 24.0 -66.2 244 29 506.4 506.4 315.4 506.4 0.00 43 41 21438 -64.9 -88.9 2 24.0 -65.3 246 30 519.2 519.2 316.2 519.2 0.00 44 30 23320 -69.5 -91.5 3 22.0 -69.8 255 36 555.2 555.2 318.4 555.2 0.00 45 20 25720 -73.1 -93.1 3 20.0 -73.3 255 58 612.4 612.4 321.2 612.4 0.00 46 17 26669 -74.1 -93.1 4 19.0 -74.3 257 68 638.3 638.3 322.2 638.4 0.00 47 16 27022 -74.5 -93.5 4 19.0 -74.7 258 72 648.2 648.2 322.6 648.2 0.00 48 12 28691 -75.3 -94.3 4 19.0 -75.6 262 90 701.0 701.0 324.4 701.0 0.00 49 12 28691 -75.3 -94.3 4 19.0 -75.6 262 90 701.0 701.0 324.4 701.0 0.00 50 10 29750 -74.3 -94.3 3 20.0 -74.7 265 101 742.2 742.2 325.7 742.2 0.01 51 5.4 33408 -66.7 -91.7 2 25.0 -68.5 919.1 919.1 329.8 919.2 0.02 TRP 194 11802 -58.9 -75.9 9 17.0 -59.0 215 19 342.5 342.5 294.9 342.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5358.00 m Freezing level: 966.67 mb = 416.33 m = 1365.89 ft Freezing level: 893.70 mb = 1039.11 m = 3409.11 ft Freezing level: 814.93 mb = 1783.33 m = 5850.76 ft Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 59.21 % Est. max temperature: 14.38 C = 57.88 F Sfc-Lift cond lev (LCL): 941.03 mb = 628.68 m = 2062.57 ft T: -1.52 C 700-500 lapse rate: 6.59 C/km ThetaE index: 4.37 C Layer 864.0- 768.0 mb Conv cond level (CCL): 926.93 mb = 749.31 m = 2458.35 ft Mean mixing ratio: 3.46 g/kg Conv temperature: 1.97 C = 35.54 F Cap Strength: 11.78 C Lifted Index: 11.91 C Risk: None Lifted Index @300 mb: 22.03 C Lifted Index @700 mb: 7.68 C Showalter Index: 5.03 C Risk: None Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 19.70 C K Index: 20.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 25.00 Risk: None Energy Index: 1.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.57 J/kg Max Up Vert Vel: 8.07 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 11.90 C Lift Cond Lev (LCL): 911.66 mb = 881.06 m = 2890.59 ft Lev Free Conv (LFC): 906.66 mb = 924.62 m = 3033.48 ft Equ Level (EL): 896.66 mb = 1012.73 m = 3322.58 ft B at Equ Level: 26.01 J/kg Max Parcel Lev (MPL): 876.66 mb = 1194.21 m = 3917.97 ft Wind level data Storm motion: 232 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 ---------------------------------------------------------- 0 980 304 235 1 0.8 0.6 | 51 5 -4.0 -3.2 1 925 766 160 13 -4.4 12.2 | 132 13 -9.2 8.4 2 850 1444 115 7 -6.3 3.0 | 86 11 -11.1 -0.8 3 700 2980 220 5 3.2 3.8 | 92 2 -1.6 0.0 4 500 5500 220 11 7.1 8.4 | 206 5 2.3 4.6 5 400 7070 255 13 12.6 3.4 | 273 8 7.8 -0.4 6 300 9010 285 25 24.1 -6.5 | 298 22 19.4 -10.3 7 250 10200 275 27 26.9 -2.4 | 286 23 22.1 -6.1 8 200 11610 210 11 5.5 9.5 | 187 6 0.7 5.7 9 194 11802 215 19 10.9 15.6 | 207 13 6.1 11.8 10 150 13430 205 15 6.3 13.6 | 189 10 1.6 9.8 11 100 15970 210 17 8.5 14.7 | 199 12 3.7 10.9 12 70 18170 240 19 16.5 9.5 | 244 13 11.7 5.7 13 50 20230 240 27 23.4 13.5 | 242 21 18.6 9.7 14 30 23320 255 36 34.8 9.3 | 260 30 30.0 5.5 15 20 25720 255 58 56.0 15.0 | 258 52 51.2 11.2 16 10 29750 265 101 100.6 8.8 | 267 96 95.8 5.0 Wind Parameters Mean winds (0-6000m): 201.6 at 8.1 knts Storm direction: 231.6 at 6.1 knts Shear (0-3000m) pos: 1.8 neg: 1.5 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 69.8 deg Storm rel helicity (0-3000m) pos: 12.9 neg: -34.4 tot: -21.4 m^2/s^2 ave: -7.1 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 9.33 Bulk Shear: 3.49 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 ------------------------------------------------------------------------------- 500 163 7 116 8| 0.0 12.8 12.8| 4.2 -6.2 -1.9 -3.9 0.19| 16.3 3.1 1000 153 9 115 10| 0.0 4.4 4.4| 4.2 -30.1 -25.8 -25.8 -0.19| 12.0 -2.3 1500 146 8 108 10| 0.9 3.0 3.9| 8.7 -33.9 -25.2 -16.8 -0.14| 9.4 -1.4 2000 148 8 107 9| 1.6 2.2 3.8| 12.3 -33.9 -21.6 -10.8 -0.07| 8.1 -0.6 2500 152 7 108 9| 1.9 1.8 3.7| 12.7 -34.1 -21.4 -8.6 -0.06| 7.1 -0.4 3000 158 7 110 8| 1.8 1.5 3.3| 12.9 -34.4 -21.4 -7.1 -0.06| 6.3 -0.4 4000 176 7 121 6| 1.4 1.1 2.4| 13.7 -34.4 -20.7 -5.2 -0.01| 5.0 -0.0 5000 191 7 136 5| 1.1 0.9 2.0| 14.5 -34.4 -19.9 -4.0 0.02| 4.2 0.1 6000 202 8 155 4| 1.2 0.8 2.0| 19.9 -34.4 -14.5 -2.4 0.10| 3.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251203.11.gif