UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121106.upa.cvt Date: 0600Z 11 DEC 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 11 DEC 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 203 SFC 988 303 8.4 5.9 84 2.5 7.1 240 7 282.5 283.5 280.8 298.8 5.89 2 939 722 8.0 4.8 80 3.2 6.3 294 13 286.3 287.3 282.4 302.4 5.74 3 925 846 7.2 4.5 83 2.7 5.8 310 15 286.7 287.7 282.5 302.8 5.71 4 883 1227 5.0 1.7 79 3.3 3.4 296 16 288.2 289.1 282.3 302.2 4.90 5 850 1537 2.4 0.1 85 2.3 1.3 285 17 288.7 289.5 282.0 301.7 4.53 6 780 2225 -2.3 -2.5 99 0.2 -2.4 289 17 290.8 291.5 282.4 302.6 4.08 7 745 2589 -3.5 -11.5 54 8.0 -6.2 292 17 293.3 293.7 281.2 299.8 2.13 8 713 2935 -5.9 -14.9 49 9.0 -8.7 294 17 294.4 294.7 281.1 299.6 1.68 9 712 2946 -5.9 -13.9 53 8.0 -8.4 294 17 294.5 294.8 281.4 300.1 1.83 10 707 3001 -5.7 -22.7 25 17.0 -10.0 294 17 295.3 295.5 280.5 298.1 0.87 11 700 3079 -6.3 -19.3 35 13.0 -9.9 295 17 295.5 295.7 281.0 299.2 1.18 12 678 3328 -6.9 -18.9 38 12.0 -10.3 292 19 297.5 297.8 282.0 301.5 1.27 13 624 3969 -12.5 -18.5 61 6.0 -14.1 283 26 298.3 298.5 282.5 302.8 1.42 14 614 4093 -12.3 -21.3 47 9.0 -14.5 281 27 299.9 300.1 282.8 303.5 1.14 15 587 4435 -14.3 -14.6 98 0.3 -14.4 277 30 301.5 301.8 284.5 308.0 2.10 16 517 5391 -18.3 -19.2 93 0.9 -18.6 263 40 307.8 308.1 286.4 313.0 1.62 17 500 5640 -20.1 -21.7 87 1.6 -20.5 260 42 308.5 308.8 286.4 313.0 1.35 18 446 6477 -24.9 -26.6 86 1.7 -25.2 257 54 312.7 312.9 287.4 316.0 0.97 19 441 6559 -24.7 -25.7 91 1.0 -24.9 257 56 314.0 314.2 287.9 317.6 1.07 20 409 7102 -28.9 -29.6 94 0.7 -29.0 255 64 315.4 315.6 288.2 318.2 0.80 21 400 7260 -30.1 -33.0 76 2.9 -30.5 255 66 315.9 316.0 288.1 318.0 0.59 22 393 7385 -31.3 -36.3 61 5.0 -31.9 255 66 315.9 316.0 287.9 317.5 0.44 23 368 7847 -34.3 -41.3 49 7.0 -35.0 256 67 317.9 318.0 288.4 318.9 0.28 24 300 9240 -45.9 -48.9 72 3.0 -46.0 260 69 320.7 320.7 289.1 321.2 0.15 25 283 9627 -49.5 -51.0 84 1.5 -49.6 257 69 320.9 320.9 289.2 321.4 0.12 26 269 9958 -52.3 -55.9 65 3.6 -52.4 254 69 321.5 321.5 289.3 321.8 0.07 27 264 10080 -52.9 -58.9 48 6.0 -53.0 253 69 322.4 322.4 289.5 322.6 0.05 28 250 10430 -55.7 -60.4 56 4.7 -55.8 250 69 323.3 323.3 289.8 323.4 0.04 29 245 10558 -56.9 -60.9 60 4.0 -57.0 254 71 323.3 323.3 289.8 323.5 0.04 30 239 10714 -57.4 -62.2 54 4.8 -57.5 260 73 324.9 324.9 290.3 325.1 0.04 31 230 10956 -58.1 -64.1 46 6.0 -58.2 256 65 327.4 327.4 291.0 327.5 0.03 32 224 11122 -57.3 -69.3 20 12.0 -57.5 254 60 331.1 331.1 292.0 331.2 0.02 33 216 11350 -59.3 -69.3 26 10.0 -59.4 250 52 331.5 331.5 292.2 331.5 0.02 34 206 11650 -53.7 -75.7 5 22.0 -54.0 256 48 344.8 344.8 295.5 344.8 0.01 35 200 11840 -53.3 -77.3 4 24.0 -53.7 260 46 348.4 348.4 296.3 348.4 0.01 36 198 11905 -52.3 -77.3 3 25.0 -52.7 260 46 351.0 351.0 296.8 351.0 0.01 37 155 13472 -58.3 -83.3 3 25.0 -58.5 260 42 366.2 366.2 299.9 366.2 0.00 38 150 13680 -57.1 -84.1 2 27.0 -57.4 260 42 371.7 371.7 300.9 371.7 0.00 39 147 13808 -56.3 -85.3 1 29.0 -56.6 262 41 375.2 375.2 301.5 375.2 0.00 40 102 16098 -62.1 -86.1 3 24.0 -62.3 293 22 405.4 405.4 305.9 405.4 0.00 41 100 16220 -61.9 -85.9 3 24.0 -62.1 295 21 408.1 408.1 306.3 408.1 0.00 42 90 16869 -64.9 -86.9 3 22.0 -65.1 317 19 414.6 414.6 307.1 414.7 0.00 43 89 16937 -63.9 -85.9 3 22.0 -64.1 320 19 418.0 418.0 307.4 418.0 0.00 44 74 18062 -66.7 -87.7 4 21.0 -66.9 358 16 434.7 434.7 309.3 434.7 0.00 45 70 18400 -65.5 -88.5 3 23.0 -65.7 10 15 444.3 444.3 310.3 444.3 0.00 46 66 18758 -64.3 -88.3 2 24.0 -64.6 7 15 454.4 454.4 311.3 454.4 0.00 47 57 19645 -67.5 -89.5 3 22.0 -67.7 1 14 466.6 466.6 312.4 466.6 0.00 48 52 20201 -63.9 -88.9 2 25.0 -64.3 357 13 487.4 487.4 314.0 487.4 0.00 49 50 20440 -65.5 -89.5 2 24.0 -65.8 355 13 489.1 489.1 314.1 489.1 0.00 50 36 22429 -68.1 -90.1 3 22.0 -68.4 323 23 530.6 530.6 316.9 530.6 0.00 51 30 23540 -62.5 -89.5 1 27.0 -63.2 305 29 574.3 574.3 319.4 574.3 0.00 52 26 24418 -65.5 -90.5 2 25.0 -66.0 303 33 589.7 589.7 320.1 589.7 0.00 53 20 26030 -61.5 -89.5 1 28.0 -62.6 300 40 647.9 647.9 322.6 648.0 0.01 54 19 26348 -61.1 -89.1 1 28.0 -62.3 301 41 658.7 658.7 323.0 658.8 0.01 55 12 29179 -64.7 -90.7 2 26.0 -65.9 307 55 738.5 738.5 325.6 738.6 0.01 56 10 30300 -61.7 -89.7 1 28.0 -63.6 310 60 789.2 789.2 327.0 789.3 0.01 57 7.1 32444 -57.1 -87.1 1 30.0 -61.0 889.4 889.4 329.2 889.7 0.03 TRP 216 11350 -59.3 -69.3 26 10.0 -59.4 250 52 331.5 331.5 292.2 331.5 0.02 WND 239 10714 -57.4 -62.2 54 4.8 -57.5 260 73 324.9 324.9 290.3 325.1 0.04 Sounding variables and indices 1000-500 mb thick: 5437.00 m Freezing level: 814.26 mb = 1888.57 m = 6196.01 ft Wetbulb zero: 825.18 mb = 1774.40 m = 5821.44 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 74.92 % Est. max temperature: 14.87 C = 58.77 F Sfc-Lift cond lev (LCL): 951.03 mb = 617.29 m = 2025.21 ft T: 8.10 C 700-500 lapse rate: 5.39 C/km ThetaE index: 3.07 C Layer 745.0- 712.0 mb Conv cond level (CCL): 860.83 mb = 1434.05 m = 4704.83 ft Mean mixing ratio: 5.63 g/kg Conv temperature: 14.37 C = 57.87 F Cap Strength: 7.52 C Lifted Index: 7.71 C Risk: None Lifted Index @300 mb: 13.61 C Lifted Index @700 mb: 2.18 C Showalter Index: 7.71 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.20 C K Index: 9.60 Risk: None Sweat Index: 77.20 Risk: None Energy Index: 2.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.82 J/kg Max Up Vert Vel: 6.45 m/s Conv Inhibition (B-): 50251.82 J/kg Cap Strength: 7.65 C Lift Cond Lev (LCL): 896.02 mb = 1107.13 m = 3632.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 19 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 ---------------------------------------------------------- 0 988 303 240 7 6.1 3.5 | 145 17 -9.7 13.9 1 925 846 310 15 11.5 -9.6 | 101 4 -4.3 0.8 2 850 1537 285 17 16.4 -4.4 | 186 6 0.7 6.0 3 700 3079 295 17 15.4 -7.2 | 174 3 -0.3 3.3 4 500 5640 260 42 41.4 7.3 | 235 31 25.6 17.7 5 400 7260 255 66 63.8 17.1 | 240 55 48.0 27.5 6 300 9240 260 69 68.0 12.0 | 247 57 52.2 22.4 7 250 10430 250 69 64.8 23.6 | 235 60 49.1 34.0 8 239 10714 260 73 71.9 12.7 | 248 61 56.1 23.1 9 216 11350 250 52 48.9 17.8 | 230 44 33.1 28.2 10 200 11840 260 46 45.3 8.0 | 238 35 29.6 18.4 11 150 13680 260 42 41.4 7.3 | 235 31 25.6 17.7 12 100 16220 295 21 19.0 -8.9 | 245 4 3.3 1.6 13 70 18400 10 15 -2.6 -14.8 | 77 19 -18.4 -4.3 14 50 20440 355 13 1.1 -13.0 | 80 15 -14.6 -2.5 15 30 23540 305 29 23.8 -16.6 | 308 10 8.0 -6.2 16 20 26030 300 40 34.6 -20.0 | 297 21 18.9 -9.6 17 10 30300 310 60 46.0 -38.6 | 313 41 30.2 -28.1 Wind Parameters Mean winds (0-6000m): 273.5 at 25.2 knts Storm direction: 303.5 at 18.9 knts Shear (0-3000m) pos: 2.5 neg: 1.2 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 66.8 deg Storm rel helicity (0-3000m) pos: 15.2 neg: -7.7 tot: 7.6 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.70 Bulk Shear: 29.76 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 ------------------------------------------------------------------------------- 500 287 11 143 9| 13.4 0.0 13.4| 7.9 -5.5 2.3 4.7 -0.11| 14.6 -1.5 1000 296 13 139 6| 6.7 1.8 8.5| 11.4 -6.7 4.7 4.7 0.07| 10.0 0.7 1500 293 14 153 6| 4.5 1.9 6.3| 13.3 -6.8 6.4 4.3 0.12| 7.7 0.9 2000 291 15 161 5| 3.5 1.4 4.9| 13.3 -7.1 6.1 3.1 0.10| 6.0 0.6 2500 291 15 164 5| 3.0 1.1 4.1| 13.3 -7.5 5.8 2.3 0.09| 5.0 0.4 3000 292 16 167 5| 2.5 1.2 3.7| 15.2 -7.7 7.6 2.5 0.15| 4.6 0.7 4000 289 18 193 5| 1.8 2.4 4.2| 20.7 -7.7 13.0 3.3 0.19| 4.9 0.9 5000 281 21 218 8| 1.5 3.1 4.6| 20.7 -20.5 0.2 0.0 0.10| 5.3 0.5 6000 274 25 227 13| 1.2 3.8 5.1| 38.6 -30.6 8.0 1.3 0.09| 5.6 0.5 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251211.06.gif