UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 3 DEC 25 Station: LK747 WMO ident: 11747 Latitude: 49.45 Longitude: 17.13 ------------------------------------------------------------------------------- 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 150 150 3 SFC 992 216 4.6 3.1 90 1.5 3.9 150 3 278.4 279.2 277.4 291.6 4.82 2 925 781 0.0 0.0 100 0.0 0.0 170 11 279.3 280.0 277.0 290.7 4.13 3 892 1071 -1.3 -1.3 100 0.0 -1.3 172 14 280.9 281.5 277.5 291.7 3.89 4 881 1170 0.0 -1.4 90 1.4 -0.6 173 16 283.2 283.9 278.7 294.3 3.91 5 850 1457 0.4 -2.0 84 2.4 -0.6 175 19 286.6 287.2 280.3 297.7 3.88 6 840 1552 0.4 -4.3 71 4.7 -1.5 175 19 287.5 288.1 280.0 297.1 3.31 7 824 1706 0.2 -7.8 55 8.0 -2.8 176 19 288.9 289.4 279.8 296.5 2.58 8 802 1923 -1.5 -4.9 78 3.4 -2.9 176 19 289.3 289.9 280.9 299.0 3.31 9 752 2433 -3.9 -11.9 54 8.0 -6.6 178 19 292.1 292.5 280.6 298.3 2.04 10 723 2742 -6.3 -8.3 86 2.0 -7.0 179 19 292.8 293.3 281.8 301.2 2.82 11 719 2786 -5.9 -9.1 78 3.2 -7.1 179 19 293.7 294.2 282.0 301.7 2.67 12 700 2995 -7.5 -10.4 80 2.9 -8.5 180 19 294.2 294.6 282.0 301.6 2.47 13 668 3358 -10.3 -15.2 67 4.9 -11.8 183 19 295.0 295.3 281.5 300.4 1.75 14 609 4062 -16.9 -16.9 100 0.0 -16.9 188 19 295.3 295.6 281.5 300.4 1.67 15 569 4571 -19.1 -22.0 78 2.9 -19.7 192 19 298.5 298.7 282.3 302.2 1.15 16 500 5520 -26.7 -29.2 79 2.5 -27.1 200 19 300.5 300.6 282.5 302.7 0.68 17 488 5694 -28.3 -30.3 83 2.0 -28.6 201 19 300.6 300.7 282.5 302.7 0.63 18 476 5871 -29.7 -36.7 51 7.0 -30.4 201 19 301.0 301.1 282.3 302.2 0.35 19 457 6159 -32.1 -39.1 50 7.0 -32.7 202 19 301.6 301.6 282.4 302.5 0.28 20 439 6439 -34.7 -41.7 49 7.0 -35.3 203 19 301.8 301.8 282.4 302.5 0.22 21 400 7080 -39.3 -49.3 34 10.0 -39.8 205 19 303.9 303.9 283.1 304.3 0.11 22 340 8175 -46.9 -57.9 27 11.0 -47.2 239 20 308.0 308.0 284.7 308.2 0.05 23 300 9000 -48.9 -66.9 11 18.0 -49.3 265 21 316.4 316.4 287.6 316.5 0.02 24 298 9044 -48.5 -67.5 9 19.0 -48.8 266 21 317.6 317.6 288.0 317.7 0.01 25 270 9691 -51.5 -66.5 15 15.0 -51.8 274 27 322.3 322.3 289.5 322.4 0.02 26 250 10190 -52.7 -71.7 8 19.0 -52.9 280 31 327.7 327.7 291.1 327.8 0.01 27 219 11037 -54.7 -71.7 11 17.0 -54.9 263 26 337.3 337.3 293.6 337.3 0.01 28 205 11455 -57.9 -72.9 13 15.0 -58.0 255 23 338.7 338.7 294.0 338.7 0.01 29 200 11610 -56.7 -74.7 9 18.0 -56.9 260 27 343.0 343.0 295.0 343.0 0.01 30 189 11968 -55.5 -75.5 7 20.0 -55.8 256 23 350.5 350.5 296.7 350.5 0.01 31 150 13430 -56.7 -77.7 5 21.0 -57.0 240 7 372.4 372.4 301.0 372.4 0.01 32 100 15970 -61.1 -82.1 5 21.0 -61.3 270 13 409.7 409.7 306.5 409.7 0.00 33 70 18170 -62.9 -85.9 3 23.0 -63.2 280 11 449.8 449.8 310.8 449.8 0.00 34 50 20240 -64.5 -88.5 2 24.0 -64.8 255 29 491.5 491.5 314.3 491.5 0.00 35 44 21018 -63.9 -88.9 2 25.0 -64.3 256 31 511.3 511.3 315.7 511.3 0.00 36 30 23330 -68.1 -91.1 2 23.0 -68.4 260 38 559.0 559.0 318.6 559.0 0.00 37 20 25740 -72.5 -93.5 3 21.0 -72.8 265 58 614.2 614.3 321.2 614.3 0.00 38 13 28258 -74.9 -94.9 3 20.0 -75.2 271 90 686.5 686.5 324.0 686.5 0.00 39 10 29790 -72.9 -94.9 2 22.0 -73.4 275 110 747.4 747.4 325.8 747.5 0.00 40 9.1 30341 -74.5 -94.5 3 20.0 -74.9 761.7 761.7 326.3 761.8 0.01 41 6.7 32144 -69.7 -93.7 2 24.0 -70.8 851.5 851.5 328.4 851.6 0.01 TRP 205 11455 -57.9 -72.9 13 15.0 -58.0 255 23 338.7 338.7 294.0 338.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: 925.00 mb = 781.00 m = 2562.30 ft Freezing level: 881.00 mb = 1170.11 m = 3838.91 ft Freezing level: 821.41 mb = 1731.66 m = 5681.22 ft Wetbulb zero: 924.52 mb = 785.18 m = 2576.02 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 80.85 % Est. max temperature: 13.53 C = 56.36 F Sfc-Lift cond lev (LCL): 969.27 mb = 402.99 m = 1322.13 ft T: 3.07 C 700-500 lapse rate: 7.60 C/km ThetaE index: 1.30 C Layer 700.0- 609.0 mb Conv cond level (CCL): 935.47 mb = 689.99 m = 2263.73 ft Mean mixing ratio: 4.32 g/kg Conv temperature: 5.38 C = 41.68 F Cap Strength: 8.16 C Lifted Index: 8.61 C Risk: None Lifted Index @300 mb: 17.94 C Lifted Index @700 mb: 7.30 C Showalter Index: 3.92 C Risk: None Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 24.70 C K Index: 22.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 113.00 Risk: None Energy Index: 1.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.36 J/kg Max Up Vert Vel: 4.33 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.60 C Lift Cond Lev (LCL): 933.86 mb = 703.90 m = 2309.36 ft Lev Free Conv (LFC): 928.86 mb = 747.32 m = 2451.80 ft Equ Level (EL): 908.86 mb = 921.53 m = 3023.36 ft B at Equ Level: 9.29 J/kg Max Parcel Lev (MPL): 878.86 mb = 1189.58 m = 3902.78 ft Wind level data Storm motion: 216 at 13 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 ---------------------------------------------------------- 0 992 216 150 3 -1.5 2.6 | 49 12 -9.1 -8.1 1 925 781 170 11 -1.9 10.8 | 91 10 -9.5 0.2 2 850 1457 175 19 -1.7 18.9 | 132 12 -9.3 8.3 3 700 2995 180 19 0.0 19.0 | 138 11 -7.6 8.3 4 500 5520 200 19 6.5 17.9 | 171 7 -1.1 7.2 5 400 7080 205 19 8.0 17.2 | 183 7 0.4 6.6 6 300 9000 265 21 20.9 1.8 | 304 16 13.3 -8.8 7 250 10190 280 31 30.5 -5.4 | 305 28 22.9 -16.0 8 205 11455 255 23 22.2 6.0 | 288 15 14.6 -4.7 9 200 11610 260 27 26.6 4.7 | 287 20 19.0 -6.0 10 150 13430 240 7 6.1 3.5 | 12 7 -1.6 -7.2 11 100 15970 270 13 13.0 -0.0 | 333 12 5.4 -10.7 12 70 18170 280 11 10.8 -1.9 | 346 13 3.2 -12.6 13 50 20240 255 29 28.0 7.5 | 279 21 20.4 -3.2 14 30 23330 260 38 37.4 6.6 | 278 30 29.8 -4.1 15 20 25740 265 58 57.8 5.1 | 276 50 50.1 -5.6 16 10 29790 275 110 109.6 -9.6 | 281 104 101.9 -20.3 Wind Parameters Mean winds (0-6000m): 185.6 at 17.5 knts Storm direction: 215.6 at 13.1 knts Shear (0-3000m) pos: 2.8 neg: 0.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 91.2 deg Storm rel helicity (0-3000m) pos: 48.8 neg: 0.0 tot: 48.8 m^2/s^2 ave: 16.3 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.53 Bulk Shear: 17.83 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 ------------------------------------------------------------------------------- 500 165 7 65 10| 7.5 0.0 7.5| 20.2 0.0 20.2 40.5 0.95| 7.6 7.2 1000 169 10 84 9| 6.9 0.0 6.9| 36.0 0.0 36.0 36.0 0.95| 7.0 6.7 1500 172 13 101 10| 5.6 0.0 5.6| 44.4 0.0 44.4 29.6 0.94| 5.7 5.4 2000 174 14 111 10| 4.2 0.0 4.2| 45.6 0.0 45.6 22.8 0.93| 4.4 4.1 2500 175 15 116 10| 3.4 0.0 3.4| 46.9 0.0 46.9 18.7 0.92| 3.7 3.4 3000 176 16 120 10| 2.8 0.0 2.8| 48.8 0.0 48.8 16.3 0.91| 3.2 2.9 4000 179 17 127 10| 2.2 0.0 2.2| 54.1 0.0 54.1 13.5 0.90| 2.7 2.5 5000 182 17 133 10| 1.8 0.0 1.8| 58.9 0.0 58.9 11.8 0.89| 2.5 2.2 6000 186 17 139 9| 1.5 0.0 1.5| 61.5 0.0 61.5 10.2 0.89| 2.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20251203.12.gif