UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102806.upa.cvt Date: 0600Z 28 OCT 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 28 OCT 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 82 SFC 973 307 6.4 3.0 79 3.4 4.8 230 5 281.7 282.6 279.2 295.3 4.88 2 925 721 4.0 2.1 87 1.9 3.1 265 27 283.4 284.2 279.9 296.9 4.81 3 850 1403 -1.3 -1.8 96 0.5 -1.5 285 40 284.8 285.5 279.5 296.0 3.94 4 843 1469 -1.9 -1.9 100 0.0 -1.9 285 40 284.8 285.5 279.6 296.0 3.94 5 786 2023 -4.5 -7.7 78 3.2 -5.7 289 37 287.8 288.3 279.4 295.7 2.72 6 700 2924 -11.5 -11.7 98 0.2 -11.6 295 33 289.7 290.1 279.7 296.4 2.23 7 697 2957 -11.9 -11.9 100 0.0 -11.9 295 33 289.7 290.1 279.6 296.2 2.20 8 682 3124 -11.7 -18.7 56 7.0 -13.5 297 35 291.7 291.9 279.4 295.6 1.28 9 667 3294 -12.5 -21.5 47 9.0 -14.6 299 37 292.7 292.8 279.5 295.9 1.03 10 647 3526 -13.7 -23.7 43 10.0 -15.9 301 39 293.9 294.0 279.8 296.6 0.87 11 644 3562 -13.5 -23.5 43 10.0 -15.7 301 40 294.5 294.6 280.1 297.3 0.89 12 616 3899 -14.9 -26.9 35 12.0 -17.3 304 43 296.6 296.8 280.8 298.9 0.69 13 589 4237 -17.5 -24.5 54 7.0 -18.9 308 47 297.4 297.6 281.4 300.3 0.89 14 574 4430 -18.7 -32.7 28 14.0 -20.8 310 49 298.2 298.3 281.2 299.7 0.43 15 559 4627 -19.9 -36.9 21 17.0 -22.2 312 51 299.1 299.1 281.4 300.1 0.29 16 524 5105 -21.9 -48.9 7 27.0 -24.4 317 56 302.3 302.3 282.4 302.6 0.09 17 500 5450 -23.1 -41.1 18 18.0 -25.1 320 60 304.9 304.9 283.7 305.6 0.21 18 495 5524 -23.3 -45.3 11 22.0 -25.5 320 61 305.5 305.5 283.8 306.0 0.14 19 493 5553 -22.7 -38.7 22 16.0 -24.7 320 61 306.6 306.6 284.4 307.6 0.27 20 487 5643 -23.3 -31.3 48 8.0 -24.6 320 62 306.9 307.0 284.9 308.9 0.57 21 455 6136 -27.7 -30.6 76 2.9 -28.1 320 69 307.4 307.6 285.2 309.7 0.66 22 400 7050 -34.1 -36.8 76 2.7 -34.4 320 81 310.7 310.7 286.1 312.1 0.41 23 385 7316 -36.3 -39.8 70 3.5 -36.6 321 83 311.2 311.3 286.1 312.3 0.31 24 353 7911 -39.9 -44.4 62 4.5 -40.2 322 89 314.2 314.2 287.1 314.9 0.21 25 342 8126 -41.5 -43.7 79 2.2 -41.6 323 91 314.8 314.9 287.3 315.7 0.23 26 317 8635 -45.5 -49.1 67 3.6 -45.7 324 96 316.2 316.2 287.6 316.7 0.14 27 313 8720 -45.9 -54.9 35 9.0 -46.2 324 96 316.8 316.8 287.8 317.1 0.07 28 300 9000 -48.3 -51.7 68 3.4 -48.4 325 99 317.3 317.3 288.0 317.7 0.11 29 296 9088 -49.1 -51.5 76 2.4 -49.2 325 101 317.4 317.4 288.0 317.8 0.11 30 282 9405 -50.5 -58.5 38 8.0 -50.7 325 109 319.8 319.8 288.7 320.0 0.05 31 266 9783 -53.5 -58.2 57 4.7 -53.6 325 118 320.8 320.8 289.0 321.0 0.06 32 263 9856 -54.1 -58.1 61 4.0 -54.2 325 117 320.9 321.0 289.1 321.2 0.06 33 251 10155 -55.7 -65.7 28 10.0 -55.8 325 114 322.9 322.9 289.6 323.0 0.02 34 250 10180 -55.7 -65.7 28 10.0 -55.8 325 114 323.3 323.3 289.8 323.3 0.02 35 238 10493 -57.5 -66.5 31 9.0 -57.6 325 101 325.1 325.1 290.3 325.2 0.02 36 200 11600 -56.1 -76.1 6 20.0 -56.3 315 66 343.9 343.9 295.3 344.0 0.01 37 166 12789 -53.3 -81.3 2 28.0 -53.7 305 53 367.4 367.4 300.1 367.4 0.00 38 150 13440 -53.5 -81.5 2 28.0 -53.9 300 46 377.9 377.9 301.9 377.9 0.00 39 129 14407 -55.3 -82.3 2 27.0 -55.7 296 46 391.3 391.3 304.0 391.3 0.00 40 110 15413 -60.3 -84.3 3 24.0 -60.6 292 46 400.2 400.2 305.2 400.2 0.00 41 100 16010 -58.9 -84.9 2 26.0 -59.2 290 46 413.9 413.9 307.0 413.9 0.00 42 89 16734 -61.1 -86.1 2 25.0 -61.4 292 41 423.6 423.6 308.1 423.6 0.00 43 83 17169 -58.1 -85.1 2 27.0 -58.5 293 38 438.2 438.2 309.7 438.2 0.00 44 70 18230 -61.3 -87.3 2 26.0 -61.7 295 31 453.2 453.2 311.1 453.3 0.00 45 58 19389 -64.7 -88.7 2 24.0 -65.0 273 25 470.6 470.6 312.7 470.6 0.00 46 56 19606 -60.3 -87.3 2 27.0 -60.8 268 24 485.4 485.4 313.9 485.4 0.00 47 50 20310 -62.1 -87.1 2 25.0 -62.6 255 21 497.1 497.1 314.8 497.2 0.00 48 43 21241 -63.5 -88.5 2 25.0 -63.9 255 27 515.6 515.6 316.0 515.6 0.00 49 34 22700 -58.9 -86.9 2 28.0 -59.8 255 35 563.5 563.5 318.8 563.6 0.01 50 30 23480 -62.5 -87.5 2 25.0 -63.2 255 40 574.3 574.3 319.4 574.3 0.01 51 29 23690 -62.9 -87.9 2 25.0 -63.6 256 40 578.7 578.8 319.6 578.8 0.01 52 21 25696 -60.3 -87.3 2 27.0 -61.5 268 44 642.6 642.6 322.4 642.6 0.01 53 20 26000 -60.9 -87.9 2 27.0 -62.1 270 44 649.8 649.8 322.7 649.8 0.01 54 17 27016 -61.5 -88.5 2 27.0 -62.8 270 51 678.8 678.8 323.7 678.8 0.01 55 10 30350 -57.7 -85.7 2 28.0 -60.6 270 75 804.2 804.2 327.4 804.4 0.03 56 9.1 30944 -58.9 -86.9 2 28.0 -61.7 821.6 821.6 327.8 821.7 0.02 57 8.6 31299 -58.3 -87.3 1 29.0 -61.3 837.3 837.3 328.1 837.5 0.02 58 7.8 31924 -50.9 -83.9 1 33.0 -56.8 890.6 890.7 329.2 891.1 0.04 59 5.3 34492 -41.5 -79.5 1 38.0 -54.0 1036.8 1036.9 331.8 1038.4 0.14 TRP 238 10493 -57.5 -66.5 31 9.0 -57.6 325 101 325.1 325.1 290.3 325.2 0.02 WND 266 9783 -53.5 -58.2 57 4.7 -53.6 325 118 320.8 320.8 289.0 321.0 0.06 Sounding variables and indices 1000-500 mb thick: 5368.00 m Freezing level: 868.40 mb = 1235.72 m = 4054.14 ft Wetbulb zero: 874.36 mb = 1175.07 m = 3855.18 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 61.58 % Est. max temperature: 10.47 C = 50.84 F Sfc-Lift cond lev (LCL): 923.52 mb = 733.88 m = 2407.70 ft T: 3.90 C 700-500 lapse rate: 4.59 C/km ThetaE index: 0.90 C Layer 850.0- 843.0 mb Conv cond level (CCL): 881.64 mb = 1108.22 m = 3635.85 ft Mean mixing ratio: 4.66 g/kg Conv temperature: 8.83 C = 47.89 F Cap Strength: 6.76 C Lifted Index: 8.46 C Risk: None Lifted Index @300 mb: 14.90 C Lifted Index @700 mb: 0.08 C Showalter Index: 8.73 C Risk: None Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 21.30 C K Index: 19.80 Risk: < 20 % chance of thunderstorms Sweat Index: 140.00 Risk: None Energy Index: 1.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.42 J/kg Max Up Vert Vel: 4.57 m/s Conv Inhibition (B-): 8.88 J/kg Cap Strength: 8.19 C Lift Cond Lev (LCL): 893.86 mb = 997.20 m = 3271.60 ft Lev Free Conv (LFC): 848.86 mb = 1413.68 m = 4638.01 ft Equ Level (EL): 828.86 mb = 1602.76 m = 5258.33 ft B at Equ Level: 10.12 J/kg Max Parcel Lev (MPL): 778.86 mb = 2094.02 m = 6870.05 ft Wind level data Storm motion: 335 at 33 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 ---------------------------------------------------------- 0 973 307 230 5 3.8 3.2 | 163 34 -10.1 32.6 1 925 721 265 27 26.9 2.4 | 202 34 13.0 31.8 2 850 1403 285 40 38.6 -10.4 | 232 31 24.7 19.1 3 700 2924 295 33 29.9 -13.9 | 226 22 16.0 15.5 4 500 5450 320 60 38.6 -46.0 | 304 30 24.6 -16.5 5 400 7050 320 81 52.1 -62.0 | 311 50 38.1 -32.6 6 300 9000 325 99 56.8 -81.1 | 320 67 42.9 -51.7 7 266 9783 325 118 67.7 -96.7 | 321 86 53.8 -67.2 8 250 10180 325 114 65.4 -93.4 | 321 82 51.5 -64.0 9 238 10493 325 101 57.9 -82.7 | 320 69 44.0 -53.3 10 200 11600 315 66 46.7 -46.7 | 298 37 32.7 -17.2 11 150 13440 300 46 39.8 -23.0 | 256 27 25.9 6.4 12 100 16010 290 46 43.2 -15.7 | 245 32 29.3 13.7 13 70 18230 295 31 28.1 -13.1 | 221 22 14.2 16.3 14 50 20310 255 21 20.3 5.4 | 190 35 6.4 34.9 15 30 23480 255 40 38.6 10.4 | 212 47 24.7 39.8 16 20 26000 270 44 44.0 -0.0 | 226 42 30.1 29.4 17 10 30350 270 75 75.0 -0.0 | 244 68 61.1 29.4 Wind Parameters Mean winds (0-6000m): 304.7 at 43.4 knts Storm direction: 334.7 at 32.5 knts Shear (0-3000m) pos: 6.1 neg: 0.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 75.3 deg Storm rel helicity (0-3000m) pos: 399.0 neg: -19.2 tot: 379.9 m^2/s^2 ave: 126.6 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 7.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.07 Bulk Shear: 141.37 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 ------------------------------------------------------------------------------- 500 261 18 187 32| 25.6 0.0 25.6|240.9 0.0 240.9 481.8 0.99| 27.1 26.9 1000 271 26 202 31| 18.2 0.0 18.2|350.3 0.0 350.3 350.3 0.99| 20.1 19.9 1500 278 30 212 30| 12.2 0.0 12.2|372.0 -3.6 368.4 245.6 0.92| 15.2 14.0 2000 281 32 217 29| 8.7 0.0 8.7|372.0 -9.7 362.3 181.1 0.84| 12.2 10.3 2500 284 33 219 28| 6.5 0.0 6.5|372.0 -17.5 354.5 141.8 0.77| 10.4 8.0 3000 286 33 221 27| 6.1 0.0 6.1|399.0 -19.2 379.9 126.6 0.77| 9.6 7.4 4000 292 35 229 25| 6.1 0.0 6.1|474.8 -19.2 455.7 113.9 0.81| 8.8 7.2 5000 299 39 243 23| 6.0 0.0 6.0|563.5 -19.2 544.3 108.9 0.83| 8.5 7.1 6000 305 43 258 22| 5.6 0.6 6.1|602.4 -19.2 583.2 97.2 0.77| 8.2 6.3 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251028.06.gif