UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100906.upa.cvt Date: 0600Z 9 OCT 25 Searching for LK520... Searching the city database file for: LK520 ... Date:0600Z 9 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 169 SFC 984 305 12.8 11.4 91 1.4 12.0 325 5 287.3 288.8 285.8 311.4 8.63 2 925 822 9.4 9.4 100 0.0 9.4 340 13 288.9 290.3 285.9 311.5 8.02 3 850 1520 5.8 5.8 100 0.0 5.8 320 11 292.2 293.4 285.9 311.8 6.81 4 787 2148 2.8 2.8 100 0.0 2.8 316 13 295.5 296.6 286.4 312.9 5.95 5 740 2643 -1.7 -4.6 81 2.9 -2.9 313 14 295.9 296.5 284.1 306.8 3.67 6 728 2773 -0.5 -3.4 81 2.9 -1.8 312 14 298.6 299.3 285.6 310.8 4.09 7 701 3075 -2.9 -7.2 72 4.3 -4.6 310 15 299.2 299.7 284.9 308.8 3.17 8 700 3086 -3.1 -7.6 71 4.5 -4.9 310 15 299.1 299.6 284.7 308.4 3.08 9 678 3338 -4.3 -7.8 77 3.5 -5.7 310 15 300.5 301.0 285.3 310.0 3.13 10 674 3385 -3.3 -4.2 93 0.9 -3.7 311 15 302.1 302.8 287.0 314.7 4.16 11 500 5680 -17.9 -18.3 97 0.4 -18.0 315 19 311.2 311.6 287.8 317.1 1.81 12 477 6031 -20.3 -20.3 100 0.0 -20.3 310 20 312.5 312.8 288.0 317.7 1.60 13 400 7310 -30.5 -33.5 75 3.0 -30.9 290 25 315.3 315.5 287.9 317.3 0.57 14 368 7897 -34.9 -39.4 63 4.5 -35.3 289 29 317.1 317.2 288.2 318.3 0.34 15 325 8752 -41.5 -43.6 80 2.1 -41.6 286 34 319.5 319.5 288.9 320.4 0.25 16 322 8815 -42.1 -46.2 64 4.1 -42.3 286 35 319.5 319.5 288.8 320.2 0.19 17 314 8984 -43.5 -45.7 79 2.2 -43.6 286 36 319.8 319.9 288.9 320.6 0.20 18 312 9027 -43.7 -44.7 90 1.0 -43.7 286 36 320.2 320.2 289.0 321.0 0.23 19 305 9180 -44.7 -47.8 71 3.1 -44.9 285 37 320.8 320.9 289.2 321.5 0.17 20 302 9246 -45.1 -46.6 85 1.5 -45.2 285 38 321.2 321.2 289.3 321.9 0.19 21 300 9290 -45.3 -49.3 64 4.0 -45.5 285 38 321.5 321.5 289.4 322.1 0.14 22 295 9402 -45.7 -53.7 40 8.0 -46.0 285 39 322.5 322.5 289.6 322.8 0.09 23 275 9868 -49.5 -52.4 71 2.9 -49.6 285 41 323.5 323.6 290.0 324.0 0.11 24 264 10135 -50.7 -56.7 49 6.0 -50.9 285 43 325.6 325.6 290.5 325.8 0.07 25 257 10310 -51.7 -57.7 49 6.0 -51.9 285 44 326.6 326.6 290.8 326.9 0.06 26 254 10387 -51.9 -58.9 43 7.0 -52.1 285 44 327.4 327.4 291.0 327.6 0.05 27 250 10490 -51.7 -60.7 33 9.0 -51.9 285 44 329.2 329.2 291.5 329.4 0.04 28 220 11315 -52.3 -70.3 10 18.0 -52.6 291 41 340.5 340.5 294.4 340.6 0.01 29 200 11930 -52.1 -73.1 6 21.0 -52.5 295 38 350.3 350.3 296.7 350.3 0.01 30 196 12061 -51.3 -73.3 6 22.0 -51.7 295 37 353.6 353.6 297.4 353.6 0.01 31 150 13780 -56.3 -77.3 5 21.0 -56.6 290 25 373.1 373.1 301.1 373.1 0.01 32 115 15458 -60.5 -81.5 5 21.0 -60.7 287 18 394.7 394.7 304.5 394.8 0.00 33 100 16330 -61.1 -82.1 5 21.0 -61.3 285 15 409.7 409.7 306.5 409.7 0.00 34 70 18540 -60.3 -82.3 4 22.0 -60.7 330 7 455.4 455.4 311.4 455.4 0.01 35 69 18630 -60.1 -82.1 4 22.0 -60.5 326 7 457.7 457.7 311.5 457.7 0.01 36 57 19817 -62.3 -83.3 4 21.0 -62.7 275 13 478.4 478.4 313.3 478.4 0.01 37 50 20630 -60.3 -84.3 3 24.0 -60.9 240 17 501.4 501.4 315.1 501.4 0.01 38 39 22160 -64.5 -86.5 3 22.0 -64.9 259 14 527.7 527.7 316.8 527.7 0.01 39 31 23576 -60.1 -85.1 2 25.0 -61.0 277 11 575.4 575.4 319.5 575.4 0.01 40 30 23780 -60.5 -86.5 2 26.0 -61.4 280 11 579.7 579.7 319.6 579.8 0.01 41 26 24667 -62.5 -87.5 2 25.0 -63.3 289 13 598.2 598.2 320.5 598.3 0.01 42 20 26300 -58.9 -85.9 2 27.0 -60.4 305 17 655.9 655.9 322.9 656.0 0.01 43 15 28111 -56.9 -84.9 2 28.0 -59.2 297 25 718.8 718.8 325.0 718.9 0.02 44 13 29014 -58.3 -86.3 2 28.0 -60.5 293 29 744.0 744.0 325.8 744.1 0.02 45 12 29524 -52.5 -82.5 1 30.0 -56.5 290 31 781.7 781.7 326.8 782.1 0.04 46 10 30700 -52.9 -85.9 1 33.0 -57.3 285 36 822.1 822.1 327.8 822.3 0.02 47 7.7 32412 -46.1 -84.1 1 38.0 -54.4 913.2 913.3 329.7 913.7 0.04 48 5.6 34542 -43.5 -83.5 0 40.0 -54.6 1011.8 1011.8 331.4 1012.5 0.07 49 5.4 34787 -43.5 -83.5 0 40.0 -54.8 1022.4 1022.4 331.5 1023.1 0.07 TRP 254 10387 -51.9 -58.9 43 7.0 -52.1 285 44 327.4 327.4 291.0 327.6 0.05 WND Sounding variables and indices 1000-500 mb thick: 5511.00 m Freezing level: 757.76 mb = 2455.73 m = 8056.74 ft Wetbulb zero: 764.06 mb = 2385.48 m = 7826.27 ft Precipitable water: 1.03 inches Sfc-500 mean rel hum: 93.33 % Est. max temperature: 18.54 C = 65.36 F Sfc-Lift cond lev (LCL): 963.67 mb = 479.36 m = 1572.68 ft T: 11.65 C 700-500 lapse rate: 5.71 C/km ThetaE index: 6.11 C Layer 740.0- 728.0 mb Conv cond level (CCL): 926.38 mb = 809.51 m = 2655.83 ft Mean mixing ratio: 8.06 g/kg Conv temperature: 14.40 C = 57.93 F Cap Strength: 1.95 C Lifted Index: 3.47 C Risk: None Lifted Index @300 mb: 7.36 C Lifted Index @700 mb: 0.28 C Showalter Index: 3.29 C Risk: None Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 23.70 C K Index: 25.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 110.60 Risk: None Energy Index: 1.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.65 J/kg Max Up Vert Vel: 6.11 m/s Conv Inhibition (B-): 11.08 J/kg Cap Strength: 3.36 C Lift Cond Lev (LCL): 927.32 mb = 801.01 m = 2627.94 ft Lev Free Conv (LFC): 762.32 mb = 2403.80 m = 7886.38 ft Equ Level (EL): 732.32 mb = 2726.06 m = 8943.65 ft B at Equ Level: 17.92 J/kg Max Parcel Lev (MPL): 672.32 mb = 3403.69 m = 11166.82 ft Wind level data Storm motion: 345 at 11 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 ---------------------------------------------------------- 0 984 305 325 5 2.9 -4.1 | 180 7 0.0 6.9 1 925 822 340 13 4.4 -12.2 | 308 2 1.6 -1.3 2 850 1520 320 11 7.1 -8.4 | 239 5 4.2 2.5 3 700 3086 310 15 11.5 -9.6 | 261 9 8.6 1.3 4 500 5680 315 19 13.4 -13.4 | 283 11 10.6 -2.5 5 400 7310 290 25 23.5 -8.6 | 263 21 20.6 2.4 6 300 9290 285 38 36.7 -9.8 | 268 34 33.8 1.1 7 254 10387 285 44 42.5 -11.4 | 271 40 39.6 -0.4 8 250 10490 285 44 42.5 -11.4 | 271 40 39.6 -0.4 9 200 11930 295 38 34.4 -16.1 | 279 32 31.6 -5.1 10 150 13780 290 25 23.5 -8.6 | 263 21 20.6 2.4 11 100 16330 285 15 14.5 -3.9 | 239 14 11.6 7.1 12 70 18540 330 7 3.5 -6.1 | 187 5 0.6 4.9 13 50 20630 240 17 14.7 8.5 | 211 23 11.9 19.5 14 30 23780 280 11 10.8 -1.9 | 221 12 8.0 9.0 15 20 26300 305 17 13.9 -9.8 | 264 11 11.1 1.2 16 10 30700 285 36 34.8 -9.3 | 267 32 31.9 1.6 Wind Parameters Mean winds (0-6000m): 315.4 at 15.1 knts Storm direction: 345.4 at 11.3 knts Shear (0-3000m) pos: 1.4 neg: 1.3 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 83.4 deg Storm rel helicity (0-3000m) pos: 8.9 neg: -2.6 tot: 6.3 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.54 Bulk Shear: 7.33 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 ------------------------------------------------------------------------------- 500 336 9 195 3| 8.2 0.0 8.2| 4.2 0.0 4.2 8.5 0.67| 8.4 5.6 1000 335 11 231 2| 4.1 1.6 5.7| 4.2 -1.7 2.5 2.5 0.27| 5.8 1.6 1500 330 11 239 3| 2.7 1.6 4.3| 5.0 -2.6 2.4 1.6 0.21| 4.6 1.0 2000 326 11 244 4| 2.1 1.4 3.5| 6.4 -2.6 3.8 1.9 0.25| 3.8 1.0 2500 323 12 249 4| 1.6 1.4 3.0| 7.6 -2.6 5.0 2.0 0.27| 3.4 0.9 3000 320 12 253 5| 1.4 1.3 2.7| 8.9 -2.6 6.3 2.1 0.28| 3.0 0.8 4000 318 13 259 6| 1.2 1.0 2.2| 12.5 -2.6 9.9 2.5 0.33| 2.5 0.8 5000 316 14 264 7| 1.2 0.8 1.9| 16.2 -2.6 13.6 2.7 0.37| 2.1 0.8 6000 315 15 268 8| 1.0 1.0 2.0| 17.5 -8.2 9.2 1.5 0.26| 2.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//LK520/skewt/LK520.skewt.20251009.06.gif