UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 17 JAN 26 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 ------------------------------------------------------------------------------- SFC 1002 215 3.0 2.1 94 0.9 2.6 300 1 276.0 276.7 275.6 288.1 4.44 1 1000 231 2.8 1.7 92 1.1 2.3 270 1 276.0 276.7 275.5 287.7 4.32 2 988 329 3.8 0.9 81 2.9 2.5 254 5 277.9 278.6 276.3 289.3 4.13 3 925 861 0.4 -1.0 90 1.4 -0.2 165 25 279.7 280.4 276.9 290.4 3.84 4 907 1019 0.0 0.0 100 0.0 0.0 167 25 280.9 281.6 277.9 292.6 4.21 5 877 1289 1.2 1.0 99 0.2 1.1 171 26 284.8 285.7 280.5 298.1 4.69 6 850 1541 0.6 -0.7 91 1.3 0.0 175 27 286.8 287.5 280.8 299.0 4.27 7 806 1966 -1.3 -6.3 69 5.0 -3.3 161 25 289.1 289.7 280.4 297.8 2.96 8 761 2420 -4.5 -8.4 74 3.9 -5.9 147 22 290.5 290.9 280.6 298.3 2.66 9 752 2514 -2.5 -24.5 17 22.0 -7.9 143 22 293.6 293.8 279.5 295.9 0.70 10 735 2696 -1.9 -35.9 5 34.0 -8.5 138 21 296.2 296.3 280.0 297.0 0.24 11 717 2892 -2.7 -41.7 3 39.0 -9.3 131 20 297.4 297.5 280.4 297.9 0.14 12 700 3082 -3.7 -34.7 7 31.0 -9.8 125 19 298.4 298.4 281.1 299.4 0.29 13 695 3139 -3.9 -28.9 12 25.0 -9.5 124 19 298.8 298.9 281.5 300.5 0.50 14 609 4165 -12.7 -29.7 23 17.0 -16.0 104 15 300.1 300.2 282.1 301.9 0.53 15 500 5640 -23.3 -45.3 11 22.0 -25.5 75 9 304.6 304.7 283.4 305.1 0.13 16 458 6274 -29.1 -47.1 16 18.0 -30.5 69 17 305.1 305.1 283.6 305.6 0.12 17 400 7230 -34.3 -61.3 5 27.0 -35.5 60 29 310.4 310.4 285.5 310.5 0.02 18 399 7248 -34.3 -61.3 5 27.0 -35.5 60 29 310.6 310.6 285.6 310.7 0.03 19 333 8483 -45.3 -65.3 9 20.0 -45.7 47 32 312.1 312.1 286.1 312.1 0.02 20 300 9170 -51.3 -65.3 17 14.0 -51.5 40 33 313.0 313.0 286.4 313.1 0.02 21 275 9725 -56.1 -67.1 24 11.0 -56.2 45 32 314.0 314.0 286.8 314.1 0.02 22 250 10320 -61.1 -69.1 34 8.0 -61.2 50 31 315.2 315.2 287.2 315.3 0.01 23 225 10970 -65.7 -72.7 37 7.0 -65.7 50 33 317.8 317.8 288.1 317.9 0.01 24 220 11107 -66.7 -73.7 37 7.0 -66.7 50 33 318.3 318.3 288.2 318.4 0.01 25 200 11690 -63.7 -75.7 18 12.0 -63.8 25 13 331.9 331.9 292.2 331.9 0.01 26 198 11752 -63.7 -76.7 15 13.0 -63.8 20 13 332.8 332.8 292.5 332.9 0.01 27 186 12133 -65.9 -76.9 20 11.0 -66.0 352 12 335.3 335.3 293.2 335.3 0.01 28 152 13377 -58.9 -83.9 3 25.0 -59.1 261 9 367.2 367.2 300.1 367.2 0.00 29 150 13460 -59.1 -84.1 3 25.0 -59.3 255 9 368.3 368.3 300.2 368.3 0.00 30 116 15070 -58.1 -85.1 2 27.0 -58.4 255 14 398.2 398.2 305.0 398.2 0.00 31 100 16000 -59.1 -86.1 2 27.0 -59.5 255 17 413.5 413.5 306.9 413.5 0.00 32 70 18220 -60.5 -87.5 2 27.0 -60.9 220 19 455.0 455.0 311.3 455.0 0.00 33 63 18876 -63.1 -88.1 2 25.0 -63.4 237 20 463.1 463.1 312.1 463.2 0.00 34 50 20310 -61.5 -88.5 2 27.0 -62.0 275 21 498.6 498.6 314.8 498.6 0.00 35 30 23490 -58.3 -88.3 1 30.0 -59.4 245 36 585.7 585.7 319.9 585.7 0.01 36 23 25168 -57.1 -87.1 1 30.0 -58.7 255 45 635.5 635.5 322.1 635.5 0.01 37 20 26060 -53.9 -85.9 1 32.0 -56.3 260 50 671.2 671.2 323.4 671.3 0.01 38 13 28874 -47.3 -83.3 1 36.0 -53.0 260 66 782.0 782.1 326.8 782.3 0.03 39 12 29404 -47.7 -83.7 1 36.0 -53.5 260 68 798.7 798.8 327.2 799.0 0.03 40 11 29986 -42.3 -82.3 0 40.0 -51.0 260 72 838.5 838.5 328.1 838.9 0.04 41 10 30630 -43.3 -82.3 1 39.0 -51.8 260 75 857.9 857.9 328.5 858.4 0.05 42 9.3 31121 -41.1 -82.1 0 41.0 -51.1 884.3 884.3 329.1 884.8 0.05 43 8.6 31651 -42.3 -82.3 0 40.0 -52.1 899.6 899.7 329.4 900.2 0.05 44 6.7 33359 -36.9 -78.9 0 42.0 -51.0 988.8 988.9 331.0 990.2 0.12 TRP 220 11107 -66.7 -73.7 37 7.0 -66.7 50 33 318.3 318.3 288.2 318.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5409.00 m Freezing level: 836.11 mb = 1675.09 m = 5495.63 ft Wetbulb zero: 929.91 mb = 818.25 m = 2684.53 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 43.41 % Est. max temperature: 13.64 C = 56.56 F Sfc-Lift cond lev (LCL): 988.16 mb = 327.62 m = 1074.86 ft T: 3.79 C 700-500 lapse rate: 7.66 C/km ThetaE index: 2.48 C Layer 752.0- 735.0 mb Conv cond level (CCL): 789.12 mb = 2133.06 m = 6998.16 ft Mean mixing ratio: 4.04 g/kg Conv temperature: 16.66 C = 61.98 F Cap Strength: 12.08 C Lifted Index: 12.83 C Risk: None Lifted Index @300 mb: 16.30 C Lifted Index @700 mb: 11.84 C Showalter Index: 6.39 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.60 C K Index: -7.80 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 1.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.46 J/kg Max Up Vert Vel: 4.79 m/s Conv Inhibition (B-): 57937.74 J/kg Cap Strength: 12.74 C Lift Cond Lev (LCL): 925.46 mb = 856.99 m = 2811.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 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 1002 215 300 1 0.9 -0.5 | 344 14 3.7 -13.2 1 1000 231 270 1 1.0 -0.0 | 343 13 3.9 -12.7 2 925 861 165 25 -6.5 24.1 | 163 12 -3.6 11.5 3 850 1541 175 27 -2.4 26.9 | 182 14 0.5 14.2 4 700 3082 125 19 -15.6 10.9 | 82 13 -12.7 -1.8 5 500 5640 75 9 -8.7 -2.3 | 21 16 -5.8 -15.0 6 400 7230 60 29 -25.1 -14.5 | 39 35 -22.3 -27.2 7 300 9170 40 33 -21.2 -25.3 | 26 42 -18.4 -37.9 8 250 10320 50 31 -23.7 -19.9 | 33 39 -20.9 -32.6 9 220 11107 50 33 -25.3 -21.2 | 33 41 -22.4 -33.9 10 200 11690 25 13 -5.5 -11.8 | 6 25 -2.6 -24.5 11 150 13460 255 9 8.7 2.3 | 312 16 11.6 -10.3 12 100 16000 255 17 16.4 4.4 | 293 21 19.3 -8.3 13 70 18220 220 19 12.2 14.6 | 263 15 15.1 1.9 14 50 20310 275 21 20.9 -1.8 | 301 28 23.8 -14.5 15 30 23490 245 36 32.6 15.2 | 266 36 35.5 2.5 16 20 26060 260 50 49.2 8.7 | 274 52 52.1 -4.0 17 10 30630 260 75 73.9 13.0 | 270 77 76.7 0.4 Wind Parameters Mean winds (0-6000m): 137.3 at 17.3 knts Storm direction: 167.3 at 13.0 knts Shear (0-3000m) pos: 0.0 neg: 3.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 93.5 deg Storm rel helicity (0-3000m) pos: 13.6 neg: -165.2 tot: -151.6 m^2/s^2 ave: -50.5 10^-3 m/s^2 rel: -0.84 Storm rel vorticity (0-3000m) horiz: 10.7 stream: -8.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.43 Bulk Shear: 26.71 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 ------------------------------------------------------------------------------- 500 192 10 301 6| 0.0 20.4 20.4| 0.0 -70.1 -70.1 -140.2 -0.97| 25.2-24.6 1000 168 17 168 4| 0.0 13.7 13.7| 6.5 -95.6 -89.1 -89.1 -0.86| 19.3-16.6 1500 170 20 174 7| 0.0 9.2 9.2| 13.6-104.1 -90.5 -60.4 -0.77| 14.5-11.2 2000 168 21 168 8| 0.0 6.3 6.3| 13.6-127.2-113.6 -56.8 -0.80| 12.8-10.3 2500 164 22 159 9| 0.0 4.5 4.5| 13.6-147.6-134.0 -53.6 -0.82| 11.7 -9.6 3000 160 21 148 9| 0.0 3.3 3.3| 13.6-165.2-151.6 -50.5 -0.84| 10.7 -8.9 4000 151 20 125 9| 0.0 2.0 2.0| 13.6-189.6-176.0 -44.0 -0.85| 8.9 -7.5 5000 144 19 106 8| 0.0 1.2 1.2| 13.6-212.8-199.2 -39.8 -0.86| 7.7 -6.6 6000 137 17 90 9| 0.0 1.4 1.4| 33.3-221.5-188.2 -31.4 -0.74| 7.2 -5.4 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20260117.12.gif