UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010512.upa.cvt Date: 1200Z 5 JAN 26 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 5 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 ------------------------------------------------------------------------------- 0 1000 131 SFC 989 218 -4.3 -7.9 76 3.6 -5.4 30 1 269.7 270.1 268.4 275.5 2.13 2 962 435 -6.5 -9.9 77 3.4 -7.5 90 4 269.6 269.9 267.8 274.8 1.87 3 946 566 -4.3 -8.9 70 4.6 -5.7 126 6 273.2 273.5 270.4 278.9 2.06 4 934 667 -4.5 -11.5 58 7.0 -6.5 154 8 273.9 274.2 270.4 278.7 1.70 5 925 743 -5.1 -11.1 63 6.0 -6.9 175 9 274.1 274.4 270.6 279.1 1.77 6 894 1010 -7.1 -11.0 74 3.9 -8.2 173 11 274.7 275.0 271.1 279.9 1.84 7 850 1402 -8.9 -18.9 44 10.0 -11.2 170 15 276.8 277.0 271.0 279.8 1.01 8 806 1811 -11.9 -23.9 36 12.0 -14.2 174 15 277.9 278.0 271.1 279.9 0.69 9 797 1897 -11.9 -28.9 23 17.0 -14.7 175 15 278.8 278.8 271.2 280.1 0.44 10 763 2230 -13.3 -13.3 100 0.0 -13.3 178 15 280.8 281.1 274.5 285.9 1.79 11 707 2806 -16.7 -18.6 85 1.9 -17.1 184 15 283.2 283.4 275.0 286.9 1.25 12 705 2828 -16.5 -16.5 100 0.0 -16.5 184 15 283.6 283.9 275.6 288.0 1.49 13 700 2881 -16.9 -18.4 88 1.5 -17.2 185 15 283.8 284.0 275.4 287.6 1.28 14 696 2924 -16.9 -18.4 88 1.5 -17.2 186 16 284.2 284.5 275.6 288.1 1.29 15 694 2945 -16.7 -18.2 88 1.5 -17.0 186 16 284.7 284.9 275.9 288.6 1.31 16 692 2967 -16.5 -19.9 75 3.4 -17.2 187 16 285.1 285.3 275.9 288.6 1.14 17 690 2989 -15.3 -33.3 20 18.0 -17.9 187 17 286.7 286.8 275.5 287.8 0.33 18 685 3044 -13.3 -40.3 8 27.0 -16.8 188 18 289.5 289.6 276.7 290.1 0.17 19 654 3394 -16.1 -43.1 8 27.0 -19.1 194 23 290.2 290.3 277.0 290.7 0.13 20 594 4115 -17.7 -47.7 5 30.0 -20.7 207 34 296.5 296.5 279.9 296.8 0.09 21 515 5166 -24.7 -49.7 8 25.0 -26.7 226 51 300.4 300.4 281.6 300.7 0.08 22 510 5237 -25.1 -36.1 35 11.0 -26.5 227 52 300.7 300.8 282.1 301.9 0.34 23 500 5380 -26.3 -35.3 42 9.0 -27.4 230 54 301.0 301.0 282.3 302.3 0.38 24 444 6230 -32.5 -34.2 85 1.7 -32.7 235 62 303.6 303.6 283.5 305.2 0.48 25 436 6358 -32.5 -35.1 78 2.6 -32.8 236 63 305.1 305.2 284.1 306.7 0.44 26 400 6960 -37.9 -41.3 70 3.4 -38.1 240 69 305.7 305.8 284.0 306.6 0.26 27 377 7365 -41.5 -44.1 76 2.6 -41.6 238 69 306.2 306.2 284.1 306.9 0.20 28 300 8880 -52.7 -55.9 68 3.2 -52.8 230 71 311.1 311.1 285.8 311.3 0.07 29 289 9119 -54.7 -58.2 65 3.5 -54.8 231 73 311.6 311.6 285.9 311.8 0.05 30 250 10030 -61.3 -65.5 57 4.2 -61.3 235 79 314.9 314.9 287.1 315.0 0.02 31 234 10439 -63.6 -67.4 60 3.8 -63.6 240 81 317.5 317.5 287.9 317.6 0.02 32 233 10465 -63.7 -67.5 60 3.8 -63.7 240 81 317.7 317.7 288.0 317.8 0.02 33 212 11043 -65.9 -72.9 37 7.0 -66.0 240 71 323.0 323.0 289.7 323.0 0.01 34 200 11400 -62.1 -79.1 9 17.0 -62.2 240 69 334.4 334.4 292.9 334.4 0.00 35 199 11431 -62.1 -79.1 9 17.0 -62.2 240 69 334.9 334.9 293.0 334.9 0.00 36 169 12441 -60.7 -82.7 4 22.0 -60.9 246 64 353.2 353.2 297.3 353.3 0.00 37 150 13180 -61.3 -84.3 3 23.0 -61.4 250 60 364.5 364.5 299.5 364.5 0.00 38 100 15680 -63.7 -86.7 3 23.0 -63.9 250 71 404.7 404.7 305.8 404.7 0.00 39 70 17880 -62.1 -88.1 2 26.0 -62.4 260 81 451.5 451.5 311.0 451.5 0.00 40 59 18941 -59.9 -87.9 1 28.0 -60.4 260 87 479.1 479.1 313.4 479.1 0.00 41 50 19970 -61.1 -89.1 1 28.0 -61.6 260 93 499.5 499.5 314.9 499.5 0.00 42 49 20095 -60.7 -88.7 1 28.0 -61.2 260 93 503.3 503.3 315.2 503.4 0.00 43 44 20759 -64.3 -89.3 2 25.0 -64.7 260 96 510.3 510.3 315.7 510.3 0.00 44 35 22176 -58.9 -87.9 1 29.0 -59.8 260 100 558.9 558.9 318.6 558.9 0.00 45 30 23140 -59.9 -88.9 1 29.0 -60.8 260 103 581.3 581.3 319.8 581.4 0.00 46 26 24039 -57.1 -88.1 1 31.0 -58.5 260 110 613.6 613.6 321.2 613.6 0.01 47 23 24811 -59.5 -88.5 1 29.0 -60.7 260 117 628.4 628.4 321.9 628.5 0.01 48 20 25690 -57.1 -88.1 1 31.0 -58.9 260 124 661.4 661.4 323.1 661.4 0.01 49 10 30250 -40.5 -81.5 0 41.0 -50.5 255 118 868.4 868.4 328.8 868.9 0.05 50 9.1 30895 -38.5 -80.5 0 42.0 -50.1 899.8 899.8 329.4 900.5 0.07 51 8.1 31691 -41.1 -82.1 0 41.0 -51.8 919.9 920.0 329.8 920.5 0.06 52 7.8 31950 -36.3 -79.3 0 43.0 -50.0 949.1 949.2 330.4 950.2 0.10 53 6.1 33693 -25.9 -71.9 1 46.0 -47.9 1063.0 1063.2 332.2 1068.0 0.38 54 5.8 34061 -22.7 -70.7 0 48.0 -47.3 1092.4 1092.7 332.6 1098.8 0.48 55 5.7 34188 -22.7 -70.7 0 48.0 -47.4 1097.8 1098.2 332.7 1104.4 0.49 56 5.4 34584 -23.5 -70.5 0 47.0 -48.0 1111.4 1111.7 332.9 1118.6 0.53 57 4.9 35304 -17.3 1171.1 TRP 212 11043 -65.9 -72.9 37 7.0 -66.0 240 71 323.0 323.0 289.7 323.0 0.01 WND 234 10439 -63.6 -67.4 60 3.8 -63.6 240 81 317.5 317.5 287.9 317.6 0.02 Sounding variables and indices 1000-500 mb thick: 5249.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 40.11 % Est. max temperature: 3.06 C = 37.50 F Sfc-Lift cond lev (LCL): 934.28 mb = 664.57 m = 2180.31 ft T: -4.50 C 700-500 lapse rate: 3.76 C/km ThetaE index: 0.76 C Layer 962.0- 946.0 mb Conv cond level (CCL): 785.05 mb = 2012.39 m = 6602.24 ft Mean mixing ratio: 1.88 g/kg Conv temperature: 5.42 C = 41.76 F Cap Strength: 19.29 C Lifted Index: 19.32 C Risk: None Lifted Index @300 mb: 23.57 C Lifted Index @700 mb: 7.40 C Showalter Index: 17.80 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 7.40 C K Index: -3.00 Risk: None Sweat Index: 217.25 Risk: None Energy Index: 4.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.74 J/kg Max Up Vert Vel: 7.58 m/s Conv Inhibition (B-): 69544.93 J/kg Cap Strength: 19.33 C Lift Cond Lev (LCL): 871.26 mb = 1210.05 m = 3969.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 246 at 21 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 ---------------------------------------------------------- 0 989 218 30 1 -0.5 -0.9 | 65 22 -19.8 -9.4 1 925 743 175 9 -0.8 9.0 | 91 20 -20.1 0.5 2 850 1402 170 15 -2.6 14.8 | 106 23 -21.9 6.3 3 700 2881 185 15 1.3 14.9 | 110 19 -18.0 6.4 4 500 5380 230 54 41.4 34.7 | 220 34 22.0 26.2 5 400 6960 240 69 59.8 34.5 | 237 48 40.4 26.0 6 300 8880 230 71 54.4 45.6 | 223 51 35.1 37.1 7 250 10030 235 79 64.7 45.3 | 231 58 45.4 36.8 8 234 10439 240 81 70.1 40.5 | 238 60 50.8 32.0 9 212 11043 240 71 61.5 35.5 | 237 50 42.2 27.0 10 200 11400 240 69 59.8 34.5 | 237 48 40.4 26.0 11 150 13180 250 60 56.4 20.5 | 252 39 37.0 12.0 12 100 15680 250 71 66.7 24.3 | 252 50 47.4 15.8 13 70 17880 260 81 79.8 14.1 | 265 61 60.4 5.6 14 50 19970 260 93 91.6 16.1 | 264 73 72.3 7.6 15 30 23140 260 103 101.4 17.9 | 263 83 82.1 9.4 16 20 25690 260 124 122.1 21.5 | 263 104 102.8 13.0 17 10 30250 255 118 114.0 30.5 | 257 97 94.6 22.0 Wind Parameters Mean winds (0-6000m): 216.2 at 28.2 knts Storm direction: 246.2 at 21.1 knts Shear (0-3000m) pos: 3.6 neg: 0.0 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 61.7 deg Storm rel helicity (0-3000m) pos: 136.6 neg: 0.0 tot: 136.6 m^2/s^2 ave: 45.5 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.35 Bulk Shear: 82.85 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 ------------------------------------------------------------------------------- 500 171 5 79 20| 9.7 0.0 9.7| 67.1 0.0 67.1 134.3 0.75| 14.4 10.9 1000 172 8 88 20| 7.3 0.0 7.3| 92.4 0.0 92.4 92.4 0.79| 9.9 7.8 1500 172 10 94 21| 5.4 0.0 5.4|102.8 0.0 102.8 68.5 0.78| 7.4 5.8 2000 173 11 98 21| 4.1 0.0 4.1|105.6 0.0 105.6 52.8 0.76| 5.9 4.5 2500 175 12 100 21| 3.3 0.0 3.3|107.8 0.0 107.8 43.1 0.73| 5.0 3.7 3000 178 13 102 20| 3.6 0.0 3.6|136.6 0.0 136.6 45.5 0.78| 5.2 4.0 4000 189 17 115 19| 4.7 0.0 4.7|231.8 0.0 231.8 58.0 0.85| 6.2 5.3 5000 206 22 140 15| 5.4 0.0 5.4|365.3 0.0 365.3 73.1 0.86| 7.1 6.1 6000 216 28 169 14| 5.4 0.0 5.4|456.5 0.0 456.5 76.1 0.84| 7.1 5.9 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20260105.12.gif