UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 30 APR 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 191 350 5 SFC 997 217 21.6 9.6 46 12.0 14.4 350 5 295.0 296.4 287.7 316.8 7.54 2 993 252 20.0 8.0 46 12.0 13.1 352 5 293.7 295.0 286.5 313.3 6.78 3 925 858 14.4 7.4 63 7.0 10.4 35 5 294.0 295.3 286.8 314.2 6.99 4 859 1477 8.2 5.2 81 3.0 6.6 356 9 293.8 295.0 286.2 312.6 6.46 5 850 1564 7.6 3.4 75 4.2 5.4 350 9 294.1 295.1 285.6 310.8 5.75 6 778 2286 1.8 -0.6 84 2.4 0.7 352 12 295.4 296.3 285.1 309.3 4.71 7 744 2645 -0.5 -5.2 70 4.7 -2.5 353 13 296.7 297.3 284.2 307.2 3.49 8 733 2764 0.0 -16.0 29 16.0 -5.3 354 14 298.5 298.8 282.7 303.2 1.50 9 726 2841 -0.7 -9.7 51 9.0 -4.1 354 14 298.6 299.0 283.9 306.3 2.52 10 700 3132 -1.7 -13.7 39 12.0 -5.8 355 15 300.6 300.9 284.0 306.5 1.89 11 681 3350 -3.1 -18.1 30 15.0 -7.7 355 15 301.4 301.7 283.7 305.7 1.35 12 579 4612 -11.5 -20.5 47 9.0 -13.9 358 16 305.9 306.2 285.4 310.1 1.29 13 550 5004 -13.7 -24.7 39 11.0 -16.3 359 16 307.8 308.0 285.7 311.0 0.94 14 504 5661 -18.7 -31.7 31 13.0 -21.0 360 17 309.5 309.6 285.8 311.4 0.53 15 500 5720 -19.3 -31.3 34 12.0 -21.4 360 17 309.5 309.6 285.8 311.4 0.56 16 467 6224 -23.5 -29.5 58 6.0 -24.5 357 16 310.4 310.5 286.3 312.8 0.71 17 464 6271 -24.1 -30.1 58 6.0 -25.1 357 16 310.2 310.3 286.2 312.5 0.68 18 456 6398 -24.5 -34.5 39 10.0 -25.9 356 15 311.3 311.3 286.4 312.8 0.45 19 420 6992 -29.1 -35.1 56 6.0 -29.9 352 14 312.8 312.9 286.9 314.4 0.46 20 400 7340 -31.3 -40.3 41 9.0 -32.2 350 13 314.3 314.4 287.2 315.3 0.28 21 367 7942 -35.7 -45.7 35 10.0 -36.4 350 16 316.3 316.3 287.8 316.9 0.17 22 352 8231 -37.3 -47.3 35 10.0 -37.9 350 17 317.9 318.0 288.2 318.5 0.15 23 341 8449 -39.1 -49.1 34 10.0 -39.7 350 19 318.4 318.4 288.3 318.9 0.13 24 300 9310 -46.7 -55.7 35 9.0 -47.0 350 23 319.5 319.5 288.6 319.8 0.07 25 298 9354 -47.1 -56.1 35 9.0 -47.4 350 23 319.6 319.6 288.7 319.8 0.06 26 291 9511 -48.5 -53.3 57 4.8 -48.7 350 23 319.8 319.8 288.8 320.1 0.09 27 262 10192 -54.5 -59.5 54 5.0 -54.6 350 24 320.7 320.7 289.0 320.9 0.05 28 250 10490 -56.5 -61.5 53 5.0 -56.6 350 25 322.1 322.1 289.4 322.2 0.04 29 201 11850 -65.3 -70.0 52 4.7 -65.3 350 25 328.9 328.9 291.4 328.9 0.02 30 200 11880 -65.3 -70.0 52 4.7 -65.3 350 25 329.3 329.4 291.6 329.4 0.02 31 185 12354 -64.1 -76.1 18 12.0 -64.2 346 23 338.7 338.7 294.0 338.7 0.01 32 176 12661 -60.3 -83.3 3 23.0 -60.4 343 22 349.8 349.8 296.6 349.8 0.00 33 165 13060 -62.3 -82.3 5 20.0 -62.4 340 21 353.0 353.0 297.3 353.0 0.00 34 150 13650 -59.5 -84.5 2 25.0 -59.7 335 19 367.6 367.6 300.1 367.6 0.00 35 144 13906 -58.1 -84.1 2 26.0 -58.3 336 18 374.3 374.3 301.3 374.3 0.00 36 120 15052 -57.9 -84.9 2 27.0 -58.2 338 16 394.7 394.7 304.5 394.7 0.00 37 100 16200 -57.9 -85.9 2 28.0 -58.3 340 13 415.9 415.9 307.2 415.9 0.00 38 75 18008 -60.1 -87.1 2 27.0 -60.5 328 8 446.9 446.9 310.6 446.9 0.00 39 70 18440 -58.9 -86.9 2 28.0 -59.4 325 7 458.4 458.4 311.6 458.4 0.00 40 66 18810 -56.7 -85.7 1 29.0 -57.3 317 7 470.9 470.9 312.7 471.0 0.00 41 54 20075 -58.5 -86.5 2 28.0 -59.2 290 9 494.6 494.6 314.5 494.6 0.00 42 50 20560 -57.1 -86.1 1 29.0 -57.9 280 9 508.9 508.9 315.6 508.9 0.00 43 38 22298 -55.7 -85.7 1 30.0 -56.9 253 9 554.0 554.0 318.3 554.1 0.01 44 30 23800 -55.9 -85.9 1 30.0 -57.3 230 9 592.2 592.3 320.3 592.3 0.01 45 28 24238 -56.3 -86.3 1 30.0 -57.8 222 10 602.9 602.9 320.7 603.0 0.01 46 21 26084 -51.5 -84.5 1 33.0 -54.5 190 14 669.1 669.1 323.4 669.2 0.01 47 20 26400 -52.5 -84.5 1 32.0 -55.3 185 15 675.5 675.5 323.6 675.6 0.02 48 16 27848 -53.1 -85.1 1 32.0 -56.2 195 13 718.0 718.0 325.0 718.2 0.02 49 14 28714 -52.7 -85.7 1 33.0 -56.2 200 12 747.3 747.3 325.8 747.5 0.02 50 10 30940 -43.5 -81.5 1 38.0 -52.0 215 9 857.2 857.2 328.5 857.7 0.05 51 10 30940 -43.9 -81.9 1 38.0 -52.1 215 9 855.7 855.7 328.5 856.2 0.05 52 6.7 33668 -37.3 -79.3 0 42.0 -51.2 987.1 987.2 331.0 988.4 0.11 TRP 201 11850 -65.3 -70.0 52 4.7 -65.3 350 25 328.9 328.9 291.4 328.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5529.00 m Freezing level: 751.39 mb = 2566.80 m = 8421.17 ft Freezing level: 733.00 mb = 2764.15 m = 9068.62 ft Freezing level: 733.00 mb = 2764.15 m = 9068.62 ft Wetbulb zero: 770.86 mb = 2359.86 m = 7742.24 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 52.47 % Est. max temperature: 20.76 C = 69.37 F Sfc-Lift cond lev (LCL): 834.58 mb = 1713.31 m = 5621.03 ft T: 6.40 C 700-500 lapse rate: 6.80 C/km ThetaE index: 11.02 C Layer 859.0- 726.0 mb Conv cond level (CCL): 823.28 mb = 1824.46 m = 5985.68 ft Mean mixing ratio: 6.90 g/kg Conv temperature: 21.19 C = 70.14 F Cap Strength: 0.93 C Lifted Index: 0.60 C Risk: Showers probable Lifted Index @300 mb: 4.32 C Lifted Index @700 mb: 0.57 C Showalter Index: 2.48 C Risk: Showers probable Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 22.70 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 87.80 Risk: None Energy Index: 0.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.40 J/kg Max Up Vert Vel: 6.54 m/s Conv Inhibition (B-): 4.27 J/kg Cap Strength: 1.06 C Lift Cond Lev (LCL): 831.18 mb = 1746.55 m = 5730.07 ft Lev Free Conv (LFC): 806.18 mb = 1995.59 m = 6547.14 ft Equ Level (EL): 726.18 mb = 2838.94 m = 9313.98 ft B at Equ Level: 21.38 J/kg Max Parcel Lev (MPL): 596.18 mb = 4384.67 m = 14385.24 ft Wind level data Storm motion: 28 at 10 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 ---------------------------------------------------------- 0 997 217 350 5 0.9 -4.9 | 236 6 5.4 3.6 1 925 858 35 5 -2.9 -4.1 | 200 5 1.6 4.5 2 850 1564 350 9 1.6 -8.9 | 273 6 6.1 -0.3 3 700 3132 355 15 1.3 -14.9 | 318 9 5.8 -6.4 4 500 5720 360 17 -0.0 -17.0 | 332 10 4.5 -8.4 5 400 7340 350 13 2.3 -12.8 | 302 8 6.7 -4.2 6 300 9310 350 23 4.0 -22.7 | 329 16 8.5 -14.1 7 250 10490 350 25 4.3 -24.6 | 331 18 8.8 -16.1 8 201 11850 350 25 4.3 -24.6 | 331 18 8.8 -16.1 9 200 11880 350 25 4.3 -24.6 | 331 18 8.8 -16.1 10 150 13650 335 19 8.0 -17.2 | 305 15 12.5 -8.7 11 100 16200 340 13 4.4 -12.2 | 292 10 8.9 -3.6 12 70 18440 325 7 4.0 -5.7 | 252 9 8.5 2.8 13 50 20560 280 9 8.9 -1.6 | 242 15 13.4 7.0 14 30 23800 230 9 6.9 5.8 | 218 18 11.4 14.4 15 20 26400 185 15 1.3 14.9 | 194 24 5.8 23.5 16 10 30940 215 9 5.2 7.4 | 211 19 9.7 15.9 Wind Parameters Mean winds (0-6000m): 357.6 at 12.9 knts Storm direction: 27.6 at 9.7 knts Shear (0-3000m) pos: 1.1 neg: 1.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 82.4 deg Storm rel helicity (0-3000m) pos: 15.2 neg: -4.0 tot: 11.2 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.52 Bulk Shear: 8.48 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 7 5 227 5| 3.1 0.0 3.1| 0.0 -3.2 -3.2 -6.4 -0.75| 3.2 -2.4 1000 16 5 221 5| 1.6 1.3 2.8| 2.3 -4.0 -1.6 -1.6 -0.08| 3.4 -0.3 1500 6 6 240 4| 1.0 2.1 3.1| 5.9 -4.0 2.0 1.3 0.22| 3.7 0.8 2000 0 7 255 5| 0.9 1.6 2.5| 9.0 -4.0 5.1 2.5 0.33| 3.3 1.1 2500 358 8 269 5| 1.0 1.3 2.2| 12.2 -4.0 8.3 3.3 0.41| 3.0 1.2 3000 357 9 280 5| 1.1 1.1 2.1| 15.2 -4.0 11.2 3.7 0.45| 2.8 1.3 4000 357 11 295 6| 0.9 0.8 1.7| 17.2 -4.0 13.2 3.3 0.47| 2.2 1.1 5000 357 12 305 6| 0.8 0.6 1.5| 19.3 -4.0 15.3 3.1 0.50| 1.9 0.9 6000 358 13 311 7| 0.7 0.5 1.2| 20.4 -7.3 13.1 2.2 0.40| 1.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20250430.12.gif