UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 25 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 113 SFC 988 214 12.8 9.1 78 3.7 10.7 10 5 286.9 288.2 284.4 307.5 7.35 2 925 764 8.8 6.8 87 2.0 7.7 30 13 288.3 289.5 284.3 307.2 6.71 3 873 1241 5.6 5.4 99 0.2 5.5 40 16 289.8 290.9 284.6 308.1 6.45 4 850 1460 5.0 5.0 100 0.0 5.0 45 17 291.4 292.5 285.2 309.8 6.44 5 700 3024 -3.1 -3.8 95 0.7 -3.4 80 7 299.1 299.8 285.8 311.4 4.12 6 660 3488 -6.3 -6.3 100 0.0 -6.3 102 6 300.5 301.2 285.9 311.5 3.62 7 628 3876 -7.7 -9.8 85 2.1 -8.5 120 6 303.2 303.8 286.1 312.2 2.89 8 500 5610 -19.9 -22.4 80 2.5 -20.5 205 3 308.8 309.0 286.4 312.9 1.27 9 487 5804 -20.5 -23.5 77 3.0 -21.2 206 4 310.4 310.6 286.8 314.3 1.18 10 486 5820 -21.1 -23.9 78 2.8 -21.7 206 4 309.8 310.0 286.6 313.6 1.14 11 400 7220 -32.5 -36.3 69 3.8 -32.9 210 9 312.7 312.8 286.8 314.3 0.43 12 384 7507 -34.9 -37.9 74 3.0 -35.2 209 11 313.3 313.3 286.9 314.6 0.38 13 381 7562 -35.3 -40.3 60 5.0 -35.7 209 11 313.4 313.5 286.9 314.5 0.30 14 311 8943 -47.5 -50.4 72 2.9 -47.6 206 21 315.1 315.2 287.3 315.6 0.12 15 300 9180 -49.5 -52.9 67 3.4 -49.6 205 23 315.6 315.6 287.4 315.9 0.09 16 288 9447 -51.9 -54.3 75 2.4 -52.0 204 25 315.9 315.9 287.5 316.2 0.08 17 270 9863 -55.5 -59.3 62 3.8 -55.6 202 29 316.5 316.5 287.6 316.7 0.05 18 261 10078 -57.3 -61.9 56 4.6 -57.4 201 31 317.0 317.0 287.8 317.1 0.04 19 250 10350 -59.1 -63.4 57 4.3 -59.2 200 33 318.2 318.2 288.2 318.3 0.03 20 239 10629 -60.7 -63.6 68 2.9 -60.7 200 36 319.9 319.9 288.8 320.0 0.03 21 228 10921 -59.1 -69.1 26 10.0 -59.2 216 31 326.7 326.7 290.8 326.8 0.02 22 200 11740 -57.1 -75.1 8 18.0 -57.3 260 17 342.3 342.3 294.9 342.4 0.01 23 195 11900 -57.1 -76.1 7 19.0 -57.3 261 16 344.8 344.8 295.5 344.9 0.01 24 186 12202 -53.1 -80.1 2 27.0 -53.5 264 15 356.0 356.0 297.9 356.0 0.00 25 150 13590 -52.3 -81.3 2 29.0 -52.8 275 11 380.0 380.0 302.2 380.0 0.00 26 149 13633 -52.1 -82.1 2 30.0 -52.6 275 11 381.0 381.0 302.4 381.0 0.00 27 103 16002 -55.5 -84.5 2 29.0 -56.0 289 13 417.0 417.0 307.3 417.0 0.00 28 100 16190 -55.1 -85.1 1 30.0 -55.6 290 13 421.3 421.3 307.9 421.3 0.00 29 70 18460 -55.9 -86.9 1 31.0 -56.6 305 13 464.8 464.8 312.2 464.8 0.00 30 50 20590 -57.5 -87.5 1 30.0 -58.3 75 9 508.0 508.0 315.5 508.0 0.00 31 48 20848 -58.5 -87.5 1 29.0 -59.2 62 9 511.6 511.6 315.8 511.6 0.00 32 30 23820 -56.3 -88.3 1 32.0 -57.7 270 7 591.2 591.2 320.2 591.2 0.01 33 20 26390 -54.9 -87.9 1 33.0 -57.1 320 11 668.1 668.1 323.3 668.2 0.01 34 14 28664 -55.1 -88.1 1 33.0 -58.0 251 8 739.2 739.2 325.6 739.3 0.01 35 10 30840 -48.9 -85.9 1 37.0 -54.9 185 5 837.0 837.0 328.1 837.2 0.02 36 7.3 32935 -42.9 -82.9 0 40.0 -53.1 940.3 940.4 330.2 940.9 0.06 TRP 239 10629 -60.7 -63.6 68 2.9 -60.7 200 36 319.9 319.9 288.8 320.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5497.00 m Freezing level: 757.41 mb = 2425.43 m = 7957.36 ft Wetbulb zero: 760.80 mb = 2353.10 m = 7720.04 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 90.39 % Est. max temperature: 17.79 C = 64.02 F Sfc-Lift cond lev (LCL): 934.43 mb = 679.37 m = 2228.89 ft T: 9.42 C 700-500 lapse rate: 6.50 C/km ThetaE index: 0.28 C Layer 925.0- 873.0 mb Conv cond level (CCL): 888.23 mb = 1098.57 m = 3604.19 ft Mean mixing ratio: 6.87 g/kg Conv temperature: 15.20 C = 59.36 F Cap Strength: 3.35 C Lifted Index: 4.05 C Risk: None Lifted Index @300 mb: 5.94 C Lifted Index @700 mb: 2.27 C Showalter Index: 2.52 C Risk: Showers probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 24.90 C K Index: 29.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 113.00 Risk: None Energy Index: 0.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.78 J/kg Max Up Vert Vel: 4.19 m/s Conv Inhibition (B-): 54263.13 J/kg Cap Strength: 3.99 C Lift Cond Lev (LCL): 905.00 mb = 944.30 m = 3098.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 88 at 6 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 ---------------------------------------------------------- 0 988 214 10 5 -0.9 -4.9 | 312 7 5.3 -4.7 1 925 764 30 13 -6.5 -11.3 | 2 11 -0.4 -11.1 2 850 1460 45 17 -12.0 -12.0 | 26 13 -5.9 -11.8 3 700 3024 80 7 -6.9 -1.2 | 37 1 -0.8 -1.0 4 500 5610 205 3 1.3 2.7 | 249 8 7.4 2.9 5 400 7220 210 9 4.5 7.8 | 233 13 10.6 8.0 6 300 9180 205 23 9.7 20.8 | 217 26 15.8 21.0 7 250 10350 200 33 11.3 31.0 | 209 36 17.4 31.2 8 239 10629 200 36 12.3 33.8 | 208 39 18.4 34.0 9 200 11740 260 17 16.7 3.0 | 262 23 22.9 3.1 10 150 13590 275 11 11.0 -1.0 | 273 17 17.1 -0.8 11 100 16190 290 13 12.2 -4.4 | 283 19 18.3 -4.3 12 70 18460 305 13 10.6 -7.5 | 293 18 16.8 -7.3 13 50 20590 75 9 -8.7 -2.3 | 50 3 -2.6 -2.2 14 30 23820 270 7 7.0 -0.0 | 269 13 13.1 0.2 15 20 26390 320 11 7.1 -8.4 | 302 16 13.2 -8.2 16 10 30840 185 5 0.4 5.0 | 232 8 6.6 5.2 Wind Parameters Mean winds (0-6000m): 58.3 at 8.2 knts Storm direction: 88.3 at 6.1 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 146.0 deg Storm rel helicity (0-3000m) pos: 42.1 neg: -0.1 tot: 42.0 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.65 Bulk Shear: 3.32 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 24 9 341 8| 7.9 0.0 7.9| 15.9 0.0 15.9 31.8 0.89| 8.0 7.1 1000 31 11 358 10| 5.9 0.0 5.9| 28.1 0.0 28.1 28.1 0.90| 6.3 5.6 1500 37 13 9 10| 4.1 0.0 4.1| 37.7 0.0 37.7 25.1 0.85| 5.6 4.7 2000 41 13 15 10| 2.5 0.0 2.5| 41.1 0.0 41.1 20.5 0.74| 5.3 3.9 2500 45 13 17 9| 1.7 0.0 1.7| 42.0 0.0 42.0 16.8 0.65| 5.0 3.2 3000 47 12 18 8| 1.3 0.0 1.3| 42.1 -0.1 42.0 14.0 0.59| 4.7 2.8 4000 54 10 21 6| 1.2 0.0 1.2| 43.9 -0.1 43.7 10.9 0.59| 4.2 2.5 5000 57 9 17 5| 0.9 0.0 0.9| 48.7 -0.1 48.6 9.7 0.60| 3.8 2.3 6000 58 8 11 4| 0.9 0.0 0.9| 51.1 -3.1 48.0 8.0 0.55| 3.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20250425.12.gif