UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 7 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 133 SFC 990 215 4.8 3.1 89 1.7 4.0 230 1 278.8 279.6 277.6 292.0 4.83 2 946 584 2.0 2.0 100 0.0 2.0 240 10 279.6 280.3 277.9 292.4 4.67 3 939 644 4.6 2.6 87 2.0 3.7 242 12 282.8 283.6 279.8 296.5 4.91 4 925 767 5.0 1.4 78 3.6 3.3 245 15 284.4 285.2 280.1 297.3 4.57 5 910 901 5.4 1.2 74 4.2 3.4 248 14 286.2 287.0 281.0 299.2 4.58 6 850 1454 0.8 -1.9 82 2.7 -0.4 260 9 287.0 287.7 280.6 298.2 3.91 7 797 1968 -3.3 -4.4 92 1.1 -3.7 258 13 287.9 288.5 280.4 297.9 3.46 8 700 2983 -9.9 -9.9 100 0.0 -9.9 255 21 291.5 292.0 281.0 299.2 2.57 9 685 3150 -10.7 -10.8 99 0.1 -10.8 253 21 292.4 292.9 281.2 299.8 2.45 10 676 3251 -10.1 -12.8 81 2.7 -10.9 252 21 294.2 294.6 281.6 300.6 2.11 11 655 3494 -10.9 -16.9 61 6.0 -12.6 250 21 296.0 296.3 281.7 300.8 1.55 12 570 4545 -18.7 -21.6 78 2.9 -19.4 240 20 298.8 299.0 282.4 302.6 1.19 13 545 4878 -21.1 -25.1 70 4.0 -21.9 236 20 299.8 300.0 282.5 302.8 0.91 14 539 4960 -21.3 -31.3 40 10.0 -22.9 236 19 300.5 300.6 282.3 302.3 0.52 15 538 4973 -21.3 -29.3 49 8.0 -22.7 235 19 300.7 300.8 282.5 302.8 0.63 16 512 5337 -23.3 -39.3 22 16.0 -25.2 232 19 302.6 302.6 282.8 303.4 0.25 17 500 5510 -24.7 -35.7 35 11.0 -26.1 230 19 302.9 303.0 283.1 304.2 0.36 18 445 6346 -31.7 -36.6 62 4.9 -32.2 222 22 304.4 304.4 283.7 305.7 0.37 19 414 6852 -35.9 -46.9 31 11.0 -36.6 217 24 305.3 305.3 283.7 305.8 0.14 20 402 7056 -37.5 -43.5 53 6.0 -37.9 215 25 305.8 305.9 284.0 306.5 0.20 21 400 7090 -37.9 -44.9 48 7.0 -38.4 215 25 305.7 305.8 284.0 306.4 0.17 22 396 7159 -38.3 -48.3 34 10.0 -38.8 216 25 306.1 306.1 284.0 306.5 0.12 23 387 7317 -39.9 -45.9 53 6.0 -40.2 219 24 306.0 306.0 284.0 306.6 0.16 24 364 7734 -43.9 -50.9 46 7.0 -44.2 226 23 306.1 306.1 284.0 306.4 0.10 25 360 7808 -44.5 -53.5 36 9.0 -44.8 228 23 306.2 306.3 284.0 306.5 0.07 26 343 8131 -46.7 -52.7 50 6.0 -46.9 234 22 307.5 307.5 284.5 307.8 0.08 27 337 8249 -46.9 -54.9 40 8.0 -47.1 236 21 308.8 308.8 284.9 309.1 0.07 28 328 8429 -45.5 -62.5 13 17.0 -45.9 239 21 313.1 313.1 286.5 313.2 0.03 29 319 8614 -46.9 -59.9 21 13.0 -47.3 243 20 313.7 313.7 286.7 313.8 0.04 30 300 9020 -49.5 -68.5 9 19.0 -49.8 250 19 315.6 315.6 287.3 315.6 0.01 31 285 9354 -51.5 -70.5 9 19.0 -51.8 261 20 317.4 317.4 287.9 317.4 0.01 32 259 9972 -53.3 -73.3 7 20.0 -53.5 282 21 323.5 323.5 289.8 323.6 0.01 33 250 10200 -53.5 -74.5 6 21.0 -53.8 290 21 326.5 326.5 290.7 326.6 0.01 34 229 10760 -56.1 -75.1 8 19.0 -56.3 275 15 330.9 330.9 292.0 330.9 0.01 35 212 11249 -57.1 -77.1 6 20.0 -57.3 292 22 336.7 336.7 293.5 336.7 0.00 36 202 11556 -54.1 -80.1 3 26.0 -54.4 303 26 346.1 346.1 295.8 346.1 0.00 37 200 11620 -54.7 -79.7 3 25.0 -55.0 305 27 346.1 346.1 295.8 346.2 0.00 38 160 13034 -58.7 -82.7 3 24.0 -58.9 309 27 362.2 362.2 299.1 362.2 0.00 39 158 13113 -58.3 -83.3 3 25.0 -58.5 309 27 364.2 364.2 299.5 364.2 0.00 40 150 13440 -58.5 -84.5 2 26.0 -58.7 310 27 369.3 369.3 300.4 369.3 0.00 41 132 14240 -58.7 -85.7 2 27.0 -59.0 312 29 382.7 382.7 302.7 382.7 0.00 42 100 15950 -65.3 -86.3 4 21.0 -65.4 315 33 401.6 401.6 305.4 401.6 0.00 43 98 16073 -65.5 -86.5 4 21.0 -65.7 314 34 403.5 403.5 305.7 403.5 0.00 44 95 16263 -65.1 -87.1 3 22.0 -65.3 314 35 407.9 407.9 306.2 407.9 0.00 45 75 17695 -68.3 -88.3 4 20.0 -68.4 307 42 429.7 429.7 308.8 429.7 0.00 46 70 18110 -67.7 -88.7 3 21.0 -67.8 305 44 439.5 439.6 309.8 439.6 0.00 47 56 19455 -65.5 -89.5 2 24.0 -65.8 302 47 473.5 473.5 313.0 473.5 0.00 48 50 20140 -66.9 -89.9 3 23.0 -67.1 300 48 485.8 485.8 313.9 485.8 0.00 49 35 22267 -70.9 -91.9 3 21.0 -71.1 297 54 527.6 527.6 316.8 527.6 0.00 50 33 22617 -67.5 -90.5 2 23.0 -67.8 296 55 545.5 545.5 317.8 545.6 0.00 51 30 23190 -67.5 -90.5 2 23.0 -67.8 295 56 560.6 560.6 318.7 560.6 0.00 52 23 24783 -69.5 -92.5 2 23.0 -69.9 282 64 599.0 599.0 320.6 599.0 0.00 53 20 25620 -67.9 -91.9 2 24.0 -68.4 275 68 628.3 628.3 321.8 628.4 0.00 54 15 27355 -65.5 -91.5 2 26.0 -66.4 275 79 690.2 690.2 324.1 690.2 0.01 55 11 29210 -71.7 -94.7 2 23.0 -72.2 275 91 731.7 731.7 325.4 731.7 0.00 56 10 29780 -65.3 -92.3 1 27.0 -66.6 275 95 775.8 775.8 326.6 775.9 0.01 57 9.6 30029 -64.9 -91.9 1 27.0 -66.3 786.4 786.4 326.9 786.5 0.01 58 8.8 30557 -66.9 -92.9 1 26.0 -68.1 798.5 798.5 327.2 798.5 0.01 59 5.9 33028 -57.3 -88.3 1 31.0 -61.6 936.9 936.9 330.1 937.1 0.03 60 5.0 34097 -48.1 -84.1 1 36.0 -57.1 1024.2 1024.2 331.5 1024.9 0.07 61 4.4 34936 -50.1 -85.1 1 35.0 -58.6 1052.9 1052.9 332.0 1053.6 0.06 62 3.9 35737 -42.9 -81.9 1 39.0 -56.1 1125.0 1125.1 333.0 1126.6 0.12 TRP 229 10760 -56.1 -75.1 8 19.0 -56.3 275 15 330.9 330.9 292.0 330.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5377.00 m Freezing level: 839.66 mb = 1554.26 m = 5099.21 ft Wetbulb zero: 856.15 mb = 1395.51 m = 4578.40 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 76.91 % Est. max temperature: 13.19 C = 55.74 F Sfc-Lift cond lev (LCL): 964.35 mb = 428.12 m = 1404.57 ft T: 3.18 C 700-500 lapse rate: 5.86 C/km ThetaE index: 1.23 C Layer 850.0- 700.0 mb Conv cond level (CCL): 844.72 mb = 1503.72 m = 4933.42 ft Mean mixing ratio: 4.67 g/kg Conv temperature: 13.10 C = 55.59 F Cap Strength: 7.50 C Lifted Index: 7.57 C Risk: None Lifted Index @300 mb: 14.41 C Lifted Index @700 mb: 2.27 C Showalter Index: 5.51 C Risk: None Total Totals Index: 48.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 22.80 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 37.00 Risk: None Energy Index: 1.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.06 J/kg Max Up Vert Vel: 9.39 m/s Conv Inhibition (B-): 70405.00 J/kg Cap Strength: 7.52 C Lift Cond Lev (LCL): 906.32 mb = 933.52 m = 3062.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 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 ---------------------------------------------------------- 0 990 215 230 1 0.8 0.6 | 98 12 -11.9 1.6 1 925 767 245 15 13.6 6.3 | 188 7 1.0 7.3 2 850 1454 260 9 8.9 1.6 | 124 5 -3.8 2.5 3 700 2983 255 21 20.3 5.4 | 230 10 7.7 6.4 4 500 5510 230 19 14.6 12.2 | 188 13 1.9 13.2 5 400 7090 215 25 14.3 20.5 | 185 22 1.7 21.4 6 300 9020 250 19 17.9 6.5 | 215 9 5.2 7.5 7 250 10200 290 21 19.7 -7.2 | 311 9 7.1 -6.2 8 229 10760 275 15 14.9 -1.3 | 279 2 2.3 -0.4 9 200 11620 305 27 22.1 -15.5 | 327 17 9.5 -14.5 10 150 13440 310 27 20.7 -17.4 | 334 18 8.1 -16.4 11 100 15950 315 33 23.3 -23.3 | 334 25 10.7 -22.4 12 70 18110 305 44 36.0 -25.2 | 316 34 23.4 -24.3 13 50 20140 300 48 41.6 -24.0 | 309 37 29.0 -23.0 14 30 23190 295 56 50.8 -23.7 | 301 44 38.1 -22.7 15 20 25620 275 68 67.7 -5.9 | 275 55 55.1 -5.0 16 10 29780 275 95 94.6 -8.3 | 275 82 82.0 -7.3 Wind Parameters Mean winds (0-6000m): 244.3 at 16.9 knts Storm direction: 274.3 at 12.7 knts Shear (0-3000m) pos: 1.7 neg: 1.7 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 127.8 deg Storm rel helicity (0-3000m) pos: 36.8 neg: -8.1 tot: 28.7 m^2/s^2 ave: 9.6 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.65 Bulk Shear: 12.07 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 ------------------------------------------------------------------------------- 500 244 7 125 7| 13.1 0.0 13.1| 25.2 0.0 25.2 50.3 0.89| 13.3 11.7 1000 247 10 147 6| 5.2 0.0 5.2| 27.1 -4.0 23.1 23.1 0.53| 9.2 4.9 1500 250 10 145 5| 3.5 0.0 3.5| 28.6 -6.2 22.4 15.0 0.42| 7.4 3.1 2000 253 11 152 5| 2.6 1.0 3.6| 32.1 -6.2 26.0 13.0 0.50| 6.6 3.3 2500 254 12 167 5| 2.1 1.6 3.7| 35.5 -6.2 29.3 11.7 0.50| 6.1 3.0 3000 254 13 184 5| 1.7 1.7 3.4| 36.8 -8.1 28.7 9.6 0.45| 5.6 2.5 4000 252 15 198 6| 1.3 1.3 2.6| 36.8 -17.8 19.0 4.8 0.31| 4.6 1.4 5000 248 16 200 7| 1.0 1.1 2.1| 36.8 -27.8 9.0 1.8 0.21| 4.1 0.8 6000 244 17 197 9| 0.9 1.2 2.1| 36.9 -31.8 5.1 0.8 0.16| 3.8 0.6 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20251207.12.gif