UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 19 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 107 SFC 987 218 14.8 7.8 63 7.0 10.9 95 1 289.0 290.2 284.6 308.1 6.73 2 957 477 10.8 6.5 75 4.3 8.5 116 5 287.5 288.7 283.6 305.4 6.35 3 925 759 8.2 6.0 86 2.2 7.1 140 9 287.7 288.8 283.6 305.6 6.34 4 894 1039 5.6 5.6 100 0.0 5.6 160 12 287.8 288.9 283.7 305.9 6.39 5 850 1450 2.6 2.0 96 0.6 2.3 190 17 288.9 289.8 282.9 303.7 5.20 6 841 1536 2.0 1.8 99 0.2 1.9 191 18 289.1 290.0 283.0 303.9 5.18 7 834 1604 3.4 -2.6 65 6.0 0.7 192 18 291.3 292.0 282.3 302.3 3.78 8 820 1741 4.2 -4.8 52 9.0 0.4 194 19 293.5 294.1 282.7 303.2 3.26 9 818 1761 4.4 -4.6 52 9.0 0.5 194 19 294.0 294.6 282.9 303.8 3.32 10 810 1841 4.0 -4.0 56 8.0 0.5 195 19 294.4 295.0 283.3 304.8 3.51 11 700 3010 -4.1 -7.6 77 3.5 -5.5 210 27 297.9 298.5 284.3 307.3 3.08 12 641 3699 -8.7 -11.5 80 2.8 -9.6 214 24 300.3 300.8 284.5 308.0 2.47 13 631 3821 -9.1 -16.1 57 7.0 -11.2 215 24 301.2 301.5 284.0 306.6 1.72 14 601 4197 -11.1 -19.1 52 8.0 -13.3 217 22 303.1 303.4 284.4 307.6 1.40 15 589 4352 -12.1 -16.3 71 4.2 -13.3 218 22 303.7 304.1 285.1 309.5 1.82 16 545 4943 -15.1 -27.1 35 12.0 -17.6 221 20 307.0 307.1 285.1 309.5 0.76 17 539 5027 -15.3 -23.3 50 8.0 -17.2 222 19 307.7 307.9 285.8 311.3 1.09 18 517 5341 -17.7 -34.7 21 17.0 -20.5 224 18 308.5 308.6 285.2 309.8 0.39 19 500 5590 -20.1 -32.1 33 12.0 -22.1 225 17 308.5 308.6 285.4 310.3 0.52 20 454 6297 -25.9 -28.3 80 2.4 -26.3 251 22 309.9 310.1 286.3 312.7 0.82 21 405 7113 -32.3 -41.3 40 9.0 -33.1 282 28 311.9 311.9 286.3 312.8 0.25 22 400 7200 -33.1 -40.1 50 7.0 -33.8 285 29 312.0 312.0 286.4 313.0 0.29 23 365 7833 -38.9 -41.1 80 2.2 -39.1 291 34 312.5 312.6 286.6 313.5 0.29 24 348 8157 -41.7 -45.8 64 4.1 -41.9 295 36 313.0 313.0 286.6 313.7 0.18 25 328 8555 -44.3 -52.3 41 8.0 -44.6 299 39 314.8 314.8 287.1 315.1 0.09 26 321 8699 -44.9 -55.9 28 11.0 -45.3 300 40 315.9 315.9 287.5 316.1 0.06 27 317 8782 -43.9 -66.9 6 23.0 -44.5 301 41 318.4 318.4 288.2 318.5 0.01 28 301 9128 -45.1 -69.1 5 24.0 -45.6 305 44 321.5 321.5 289.2 321.5 0.01 29 300 9150 -45.3 -69.3 5 24.0 -45.8 305 44 321.5 321.5 289.2 321.6 0.01 30 280 9610 -47.5 -69.5 6 22.0 -47.9 297 38 324.7 324.8 290.2 324.8 0.01 31 250 10360 -48.5 -74.5 3 26.0 -49.0 285 27 334.0 334.0 292.8 334.0 0.01 32 239 10656 -49.5 -77.5 2 28.0 -49.9 273 25 336.8 336.8 293.5 336.8 0.00 33 215 11348 -51.1 -81.1 2 30.0 -51.5 245 19 344.6 344.6 295.4 344.7 0.00 34 200 11820 -50.1 -81.1 1 31.0 -50.6 240 17 353.4 353.4 297.4 353.4 0.00 35 187 12257 -49.5 -81.5 1 32.0 -50.0 242 17 361.3 361.3 299.0 361.3 0.00 36 150 13690 -50.1 -84.1 1 34.0 -50.7 250 17 383.7 383.7 302.8 383.8 0.00 37 141 14094 -50.3 -84.3 1 34.0 -51.0 245 16 390.2 390.2 303.8 390.3 0.00 38 110 15693 -56.7 -86.7 1 30.0 -57.1 227 11 406.9 406.9 306.1 406.9 0.00 39 100 16300 -55.1 -86.1 1 31.0 -55.6 220 9 421.3 421.3 307.9 421.3 0.00 40 70 18560 -55.7 -87.7 1 32.0 -56.4 200 5 465.2 465.2 312.3 465.2 0.00 41 53 20314 -58.7 -88.7 1 30.0 -59.3 221 3 496.8 496.8 314.7 496.8 0.00 42 50 20680 -57.3 -88.3 1 31.0 -58.1 225 3 508.4 508.4 315.5 508.5 0.00 43 30 23940 -53.7 -87.7 1 34.0 -55.5 110 17 598.2 598.2 320.5 598.3 0.01 44 27 24618 -52.7 -86.7 1 34.0 -54.9 109 21 619.4 619.4 321.5 619.4 0.01 45 22 25936 -53.7 -87.7 1 34.0 -56.1 106 28 653.7 653.7 322.8 653.8 0.01 46 20 26550 -52.5 -87.5 1 35.0 -55.3 105 31 675.5 675.5 323.6 675.5 0.01 47 19 26882 -51.3 -86.3 1 35.0 -54.5 104 30 689.2 689.2 324.1 689.3 0.01 48 13 29334 -53.5 -87.5 1 34.0 -57.0 96 22 760.6 760.6 326.2 760.7 0.01 49 11 30422 -47.7 -85.7 0 38.0 -53.8 92 19 818.9 818.9 327.7 819.1 0.02 50 10 31050 -48.7 -85.7 1 37.0 -54.8 90 17 837.8 837.8 328.1 838.0 0.03 51 8.0 32516 -49.1 -85.1 1 36.0 -55.8 891.4 891.4 329.2 891.7 0.04 TRP 215 11348 -51.1 -81.1 2 30.0 -51.5 245 19 344.6 344.6 295.4 344.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5483.00 m Freezing level: 755.68 mb = 2418.27 m = 7933.87 ft Wetbulb zero: 801.01 mb = 1930.38 m = 6333.20 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 65.94 % Est. max temperature: 16.12 C = 61.02 F Sfc-Lift cond lev (LCL): 888.46 mb = 1089.89 m = 3575.70 ft T: 5.23 C 700-500 lapse rate: 6.20 C/km ThetaE index: 2.66 C Layer 957.0- 925.0 mb Conv cond level (CCL): 894.48 mb = 1034.80 m = 3394.96 ft Mean mixing ratio: 6.40 g/kg Conv temperature: 13.60 C = 56.48 F Cap Strength: 5.25 C Lifted Index: 4.84 C Risk: None Lifted Index @300 mb: 11.16 C Lifted Index @700 mb: 2.06 C Showalter Index: 6.31 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.10 C K Index: 21.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 171.70 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.76 J/kg Max Up Vert Vel: 4.64 m/s Conv Inhibition (B-): 3.62 J/kg Cap Strength: 5.19 C Lift Cond Lev (LCL): 893.82 mb = 1040.85 m = 3414.83 ft Lev Free Conv (LFC): 888.82 mb = 1086.51 m = 3564.61 ft Equ Level (EL): 838.82 mb = 1556.97 m = 5108.10 ft B at Equ Level: 10.42 J/kg Max Parcel Lev (MPL): 818.82 mb = 1752.83 m = 5750.70 ft Wind level data Storm motion: 240 at 14 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 ---------------------------------------------------------- 0 987 218 95 1 -1.0 0.1 | 62 15 -13.5 -7.1 1 925 759 140 9 -5.8 6.9 | 89 18 -18.3 -0.3 2 850 1450 190 17 3.0 16.7 | 135 13 -9.6 9.5 3 700 3010 210 27 13.5 23.4 | 184 16 1.0 16.2 4 500 5590 225 17 12.0 12.0 | 174 5 -0.5 4.8 5 400 7200 285 29 28.0 -7.5 | 314 21 15.5 -14.7 6 300 9150 305 44 36.0 -25.2 | 324 40 23.5 -32.5 7 250 10360 285 27 26.1 -7.0 | 316 20 13.6 -14.2 8 215 11348 245 19 17.2 8.0 | 260 5 4.7 0.8 9 200 11820 240 17 14.7 8.5 | 240 3 2.2 1.3 10 150 13690 250 17 16.0 5.8 | 292 4 3.5 -1.4 11 100 16300 220 9 5.8 6.9 | 87 7 -6.7 -0.3 12 70 18560 200 5 1.7 4.7 | 77 11 -10.8 -2.5 13 50 20680 225 3 2.1 2.1 | 64 12 -10.4 -5.1 14 30 23940 110 17 -16.0 5.8 | 87 29 -28.5 -1.4 15 20 26550 105 31 -29.9 8.0 | 91 42 -42.5 0.8 16 10 31050 90 17 -17.0 0.0 | 76 30 -29.5 -7.2 Wind Parameters Mean winds (0-6000m): 210.0 at 19.3 knts Storm direction: 240.0 at 14.5 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 121.9 deg Storm rel helicity (0-3000m) pos: 141.6 neg: 0.0 tot: 141.6 m^2/s^2 ave: 47.2 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.24 Bulk Shear: 45.66 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 ------------------------------------------------------------------------------- 500 135 5 76 16| 7.9 0.0 7.9| 34.0 0.0 34.0 67.9 0.90| 8.5 7.6 1000 152 8 90 16| 7.3 0.0 7.3| 75.3 0.0 75.3 75.3 0.93| 9.1 8.4 1500 173 11 105 14| 6.5 0.0 6.5|101.0 0.0 101.0 67.4 0.93| 8.6 7.9 2000 183 13 117 13| 5.7 0.0 5.7|115.4 0.0 115.4 57.7 0.94| 7.4 7.0 2500 190 15 129 13| 5.2 0.0 5.2|131.1 0.0 131.1 52.4 0.94| 6.8 6.4 3000 196 17 140 12| 4.6 0.0 4.6|141.6 0.0 141.6 47.2 0.92| 6.3 5.8 4000 202 19 152 12| 2.9 0.0 2.9|142.6 -0.0 142.5 35.6 0.82| 5.3 4.4 5000 205 19 158 11| 2.0 0.0 2.0|142.6 -1.3 141.2 28.2 0.73| 4.7 3.4 6000 210 19 163 10| 1.9 0.0 1.9|154.0 -2.0 152.0 25.3 0.73| 4.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20250419.12.gif