UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042323.upa.cvt Date: 2300Z 23 APR 25 Searching for LK520... Searching the city database file for: LK520 ... Date:2300Z 23 APR 25 Station: LK520 WMO ident: 11520 Latitude: 50.00 Longitude: 14.45 ------------------------------------------------------------------------------- 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 99 SFC 976 303 12.4 10.0 85 2.4 11.0 85 3 287.5 288.9 285.2 309.7 7.91 2 938 638 14.2 5.2 55 9.0 9.3 74 9 292.7 293.7 285.2 309.7 5.91 3 925 756 13.4 5.4 58 8.0 9.0 70 11 293.0 294.1 285.5 310.6 6.08 4 850 1462 8.2 5.5 83 2.7 6.7 140 13 294.7 295.9 286.8 314.1 6.67 5 782 2145 2.8 2.8 100 0.0 2.8 159 12 296.1 297.1 286.6 313.6 5.99 6 700 3033 -2.9 -4.5 89 1.6 -3.6 185 11 299.3 300.0 285.7 311.1 3.91 7 671 3366 -5.3 -8.1 81 2.8 -6.4 189 11 300.2 300.8 285.2 309.7 3.09 8 623 3943 -9.7 -9.7 100 0.0 -9.7 195 11 301.6 302.2 285.5 310.7 2.94 9 612 4080 -11.3 -13.5 84 2.2 -12.0 197 11 301.3 301.7 284.7 308.2 2.20 10 610 4105 -10.7 -21.7 40 11.0 -13.5 197 11 302.3 302.5 283.7 305.9 1.10 11 588 4387 -11.1 -23.1 36 12.0 -14.1 201 11 305.0 305.2 284.7 308.4 1.01 12 566 4679 -13.1 -25.1 36 12.0 -15.9 204 11 306.0 306.2 284.9 308.9 0.88 13 555 4828 -14.3 -20.3 60 6.0 -15.9 206 11 306.3 306.6 285.6 310.8 1.37 14 537 5077 -16.1 -29.1 32 13.0 -18.7 209 11 307.1 307.2 285.0 309.2 0.64 15 515 5390 -18.1 -27.1 45 9.0 -20.0 212 11 308.4 308.5 285.7 311.1 0.81 16 500 5610 -19.9 -31.9 34 12.0 -22.0 215 11 308.8 308.9 285.5 310.6 0.53 17 499 5625 -19.9 -33.9 28 14.0 -22.1 215 11 309.0 309.0 285.5 310.5 0.44 18 497 5655 -20.1 -26.1 59 6.0 -21.3 215 11 309.1 309.2 286.1 312.1 0.91 19 492 5729 -20.5 -34.5 27 14.0 -22.7 215 11 309.5 309.5 285.7 310.9 0.42 20 483 5865 -21.9 -29.9 48 8.0 -23.3 214 12 309.4 309.5 285.9 311.6 0.66 21 476 5972 -22.7 -37.7 24 15.0 -24.7 214 12 309.7 309.7 285.6 310.8 0.31 22 426 6774 -29.5 -32.1 78 2.6 -29.9 211 14 311.0 311.1 286.4 313.1 0.61 23 401 7202 -32.7 -37.5 62 4.8 -33.2 210 15 312.3 312.3 286.6 313.6 0.38 24 400 7220 -32.7 -37.4 63 4.7 -33.2 210 15 312.5 312.6 286.7 313.8 0.38 25 364 7875 -38.9 -40.5 85 1.6 -39.0 212 16 312.8 312.8 286.7 313.9 0.31 26 339 8359 -42.7 -47.4 60 4.7 -42.9 213 16 314.0 314.0 286.9 314.6 0.16 27 321 8724 -46.3 -48.6 77 2.3 -46.4 214 17 314.0 314.0 286.9 314.5 0.14 28 300 9170 -49.7 -53.2 67 3.5 -49.8 215 17 315.3 315.3 287.3 315.6 0.09 29 273 9782 -54.7 -59.6 55 4.9 -54.8 218 22 316.7 316.7 287.7 316.8 0.05 30 252 10290 -58.9 -62.7 61 3.8 -59.0 220 27 317.8 317.8 288.1 317.9 0.03 31 250 10340 -59.3 -63.3 60 4.0 -59.3 220 27 317.9 317.9 288.1 318.0 0.03 32 245 10466 -59.7 -64.4 54 4.7 -59.7 225 29 319.1 319.2 288.5 319.3 0.03 33 226 10973 -57.9 -71.9 15 14.0 -58.0 235 22 329.4 329.4 291.5 329.4 0.01 34 200 11750 -54.7 -80.7 3 26.0 -55.0 250 11 346.1 346.1 295.8 346.2 0.00 35 197 11847 -53.1 -81.1 2 28.0 -53.4 250 11 350.2 350.2 296.7 350.2 0.00 36 159 13232 -50.9 -81.9 1 31.0 -51.4 254 9 376.0 376.0 301.6 376.1 0.00 37 150 13610 -51.3 -82.3 1 31.0 -51.8 255 9 381.7 381.7 302.5 381.7 0.00 38 100 16220 -54.7 -85.7 1 31.0 -55.2 305 13 422.0 422.0 308.0 422.1 0.00 39 88 17039 -53.3 -84.3 1 31.0 -54.0 292 14 440.6 440.6 309.9 440.6 0.00 40 70 18500 -56.3 -86.3 1 30.0 -56.9 270 15 463.9 463.9 312.1 464.0 0.00 41 62 19270 -57.7 -86.7 1 29.0 -58.3 308 11 477.2 477.2 313.2 477.2 0.00 42 50 20630 -57.3 -87.3 1 30.0 -58.1 15 3 508.4 508.4 315.5 508.5 0.00 43 47 21021 -57.7 -87.7 1 30.0 -58.5 21 3 516.6 516.6 316.1 516.6 0.00 44 37 22543 -53.9 -85.9 1 32.0 -55.4 44 3 562.9 562.9 318.8 562.9 0.01 45 30 23880 -56.7 -87.7 1 31.0 -58.0 65 3 590.1 590.1 320.2 590.1 0.01 46 23 25569 -56.7 -87.7 1 31.0 -58.3 45 3 636.7 636.7 322.2 636.7 0.01 47 20 26460 -55.1 -87.1 1 32.0 -57.3 35 3 667.5 667.5 323.3 667.6 0.01 48 17 27504 -52.9 -86.9 1 34.0 -55.9 21 4 706.3 706.3 324.6 706.4 0.01 49 14 28752 -54.5 -87.5 1 33.0 -57.5 4 5 741.2 741.2 325.7 741.3 0.01 50 10 30940 -47.9 -84.9 1 37.0 -54.3 335 7 840.7 840.8 328.2 841.0 0.03 51 9.9 31006 -47.9 -84.9 1 37.0 -54.3 843.2 843.2 328.2 843.4 0.03 52 8.2 32241 -50.9 -85.9 1 35.0 -56.7 878.0 878.0 329.0 878.3 0.03 53 6.7 33588 -40.1 -81.1 0 41.0 -52.3 975.4 975.5 330.8 976.3 0.08 54 5.7 34696 -38.3 -80.3 0 42.0 -52.4 1029.5 1029.5 331.6 1030.8 0.11 55 5.4 35069 -37.3 -79.3 0 42.0 -52.4 1050.0 1050.0 331.9 1051.7 0.14 TRP 245 10466 -59.7 -64.4 54 4.7 -59.7 225 29 319.1 319.2 288.5 319.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5511.00 m Freezing level: 741.72 mb = 2580.96 m = 8467.62 ft Wetbulb zero: 746.39 mb = 2518.34 m = 8262.18 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 71.42 % Est. max temperature: 20.01 C = 68.01 F Sfc-Lift cond lev (LCL): 941.36 mb = 607.99 m = 1994.71 ft T: 14.04 C 700-500 lapse rate: 6.60 C/km ThetaE index: 4.42 C Layer 782.0- 623.0 mb Conv cond level (CCL): 798.73 mb = 1971.20 m = 6467.11 ft Mean mixing ratio: 6.47 g/kg Conv temperature: 20.53 C = 68.95 F Cap Strength: 2.58 C Lifted Index: 1.91 C Risk: Showers probable Lifted Index @300 mb: 3.42 C Lifted Index @700 mb: 0.83 C Showalter Index: -0.12 C Risk: Thunderstorms probable Total Totals Index: 53.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 25.40 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 193.00 Risk: None Energy Index: -0.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.31 J/kg Max Up Vert Vel: 7.11 m/s Conv Inhibition (B-): 133.28 J/kg Cap Strength: 2.58 C Lift Cond Lev (LCL): 840.70 mb = 1552.06 m = 5092.00 ft Lev Free Conv (LFC): 625.70 mb = 3909.62 m = 12826.69 ft Equ Level (EL): 605.70 mb = 4159.61 m = 13646.84 ft B at Equ Level: 24.11 J/kg Max Parcel Lev (MPL): 565.70 mb = 4682.64 m = 15362.82 ft Wind level data Storm motion: 210 at 8 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 ---------------------------------------------------------- 0 976 303 85 3 -3.0 -0.3 | 43 10 -7.1 -7.6 1 925 756 70 11 -10.3 -3.8 | 53 18 -14.5 -11.1 2 850 1462 140 13 -8.4 10.0 | 102 13 -12.5 2.7 3 700 3033 185 11 1.0 11.0 | 139 5 -3.2 3.7 4 500 5610 215 11 6.3 9.0 | 232 3 2.2 1.7 5 400 7220 210 15 7.5 13.0 | 211 7 3.4 5.7 6 300 9170 215 17 9.8 13.9 | 220 9 5.6 6.6 7 250 10340 220 27 17.4 20.7 | 225 19 13.2 13.4 8 245 10466 225 29 20.5 20.5 | 231 21 16.4 13.2 9 200 11750 250 11 10.3 3.8 | 300 7 6.2 -3.5 10 150 13610 255 9 8.7 2.3 | 317 7 4.6 -5.0 11 100 16220 305 13 10.6 -7.5 | 336 16 6.5 -14.8 12 70 18500 270 15 15.0 -0.0 | 304 13 10.9 -7.3 13 50 20630 15 3 -0.8 -2.9 | 26 11 -4.9 -10.2 14 30 23880 65 3 -2.7 -1.3 | 39 11 -6.9 -8.6 15 20 26460 35 3 -1.7 -2.5 | 31 11 -5.9 -9.8 16 10 30940 335 7 3.0 -6.3 | 5 14 -1.2 -13.6 Wind Parameters Mean winds (0-6000m): 179.6 at 11.2 knts Storm direction: 209.6 at 8.4 knts Shear (0-3000m) pos: 3.2 neg: 1.4 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 101.0 deg Storm rel helicity (0-3000m) pos: 77.7 neg: 0.0 tot: 77.7 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.85 Bulk Shear: 29.95 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 73 7 50 15| 0.0 8.4 8.4| 10.7 0.0 10.7 21.5 0.34| 8.7 3.0 1000 90 10 62 16| 5.2 4.2 9.4| 53.0 0.0 53.0 53.0 0.67| 9.7 6.5 1500 111 11 76 14| 5.0 2.8 7.8| 68.5 0.0 68.5 45.7 0.70| 8.4 5.8 2000 125 11 86 13| 4.2 2.1 6.3| 73.2 0.0 73.2 36.6 0.68| 7.1 4.8 2500 136 11 93 12| 3.6 1.7 5.3| 76.2 0.0 76.2 30.5 0.67| 6.3 4.2 3000 144 11 99 11| 3.2 1.4 4.6| 77.7 0.0 77.7 25.9 0.66| 5.6 3.7 4000 158 11 110 9| 2.5 1.1 3.6| 79.4 0.0 79.4 19.8 0.67| 4.5 3.0 5000 170 11 121 7| 2.1 0.8 3.0| 81.0 0.0 81.0 16.2 0.69| 3.8 2.6 6000 180 11 133 6| 1.8 0.6 2.5| 81.4 -0.7 80.7 13.5 0.64| 3.4 2.2 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20250423.23.gif