UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 6 OCT 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 141 310 11 SFC 991 217 12.6 6.6 67 6.0 9.4 310 11 286.5 287.6 282.9 303.8 6.17 2 925 789 6.4 5.0 91 1.4 5.7 300 19 285.9 286.9 282.4 302.4 5.91 3 915 878 5.6 4.9 95 0.7 5.2 302 20 285.9 287.0 282.4 302.6 5.94 4 850 1477 1.6 1.6 100 0.0 1.6 315 23 287.8 288.7 282.3 302.2 5.05 5 836 1611 0.6 0.4 99 0.2 0.5 315 23 288.1 289.0 282.0 301.6 4.71 6 828 1688 1.0 -1.5 83 2.5 -0.1 314 23 289.4 290.1 281.9 301.3 4.14 7 753 2445 -4.3 -4.3 100 0.0 -4.3 312 24 291.6 292.2 282.3 302.4 3.69 8 700 3018 -7.5 -9.2 88 1.7 -8.1 310 25 294.2 294.7 282.3 302.3 2.72 9 630 3831 -12.7 -13.5 94 0.8 -12.9 319 23 297.2 297.6 282.9 303.8 2.14 10 623 3917 -12.3 -15.6 76 3.3 -13.3 320 23 298.7 299.0 283.1 304.3 1.82 11 577 4499 -16.9 -19.0 84 2.1 -17.4 327 22 299.9 300.2 283.2 304.6 1.48 12 562 4697 -17.7 -24.7 54 7.0 -19.1 330 21 301.2 301.4 283.1 304.2 0.92 13 521 5259 -22.7 -26.4 72 3.7 -23.4 336 20 301.8 301.9 283.2 304.6 0.85 14 500 5560 -24.3 -27.6 74 3.3 -24.9 340 19 303.4 303.6 283.8 306.0 0.79 15 466 6070 -27.7 -29.1 88 1.4 -27.9 345 20 305.4 305.5 284.5 307.8 0.74 16 435 6561 -31.1 -37.1 56 6.0 -31.7 349 21 307.1 307.2 284.7 308.4 0.36 17 400 7150 -36.1 -39.8 69 3.7 -36.4 355 23 308.1 308.1 285.0 309.1 0.30 18 390 7324 -37.5 -40.5 73 3.0 -37.7 356 22 308.5 308.5 285.1 309.5 0.29 19 388 7360 -37.7 -44.7 48 7.0 -38.2 356 22 308.7 308.7 285.1 309.3 0.18 20 382 7466 -38.5 -46.5 43 8.0 -39.0 357 22 309.0 309.0 285.1 309.6 0.15 21 361 7850 -42.1 -49.1 46 7.0 -42.5 359 21 309.2 309.2 285.2 309.7 0.12 22 349 8077 -43.3 -51.3 41 8.0 -43.6 0 20 310.6 310.6 285.7 311.0 0.10 23 339 8271 -44.7 -50.7 51 6.0 -45.0 1 19 311.3 311.3 285.9 311.7 0.11 24 332 8410 -45.1 -54.1 36 9.0 -45.4 2 19 312.6 312.6 286.4 312.9 0.07 25 330 8450 -44.9 -55.9 28 11.0 -45.3 3 18 313.4 313.4 286.6 313.6 0.06 26 315 8759 -46.9 -54.9 40 8.0 -47.1 4 17 314.8 314.8 287.1 315.1 0.07 27 310 8864 -47.3 -57.3 31 10.0 -47.6 5 17 315.7 315.7 287.4 315.9 0.05 28 300 9080 -47.7 -61.7 18 14.0 -48.0 345 21 318.1 318.1 288.2 318.2 0.03 29 292 9259 -45.7 -70.7 4 25.0 -46.2 346 23 323.4 323.4 289.8 323.5 0.01 30 289 9328 -45.7 -69.7 5 24.0 -46.2 347 23 324.4 324.4 290.1 324.4 0.01 31 250 10290 -47.1 -76.1 2 29.0 -47.6 355 33 336.0 336.0 293.3 336.1 0.00 32 200 11760 -47.5 -79.5 1 32.0 -48.1 355 35 357.6 357.6 298.2 357.6 0.00 33 150 13650 -50.5 -83.5 1 33.0 -51.1 340 21 383.1 383.1 302.8 383.1 0.00 34 100 16280 -52.9 -85.9 1 33.0 -53.6 350 17 425.5 425.5 308.3 425.5 0.00 35 74 18200 -57.3 -87.3 1 30.0 -57.9 346 17 454.5 454.5 311.3 454.5 0.00 36 70 18550 -57.9 -87.9 1 30.0 -58.5 345 17 460.5 460.5 311.8 460.5 0.00 37 57 19842 -59.3 -88.3 1 29.0 -59.9 299 16 485.2 485.2 313.8 485.2 0.00 38 50 20670 -56.1 -88.1 1 32.0 -57.0 270 15 511.3 511.3 315.7 511.3 0.00 39 42 21766 -60.7 -88.7 1 28.0 -61.3 260 14 526.0 526.0 316.7 526.0 0.00 40 35 22898 -61.7 -89.7 1 28.0 -62.4 249 12 551.6 551.6 318.2 551.6 0.00 41 30 23860 -58.3 -89.3 1 31.0 -59.4 240 11 585.7 585.7 319.9 585.7 0.00 42 29 24074 -58.3 -89.3 1 31.0 -59.5 243 12 591.4 591.4 320.2 591.4 0.00 43 23 25531 -60.1 -90.1 1 30.0 -61.3 260 15 626.7 626.7 321.7 626.7 0.00 44 21 26103 -57.7 -89.7 1 32.0 -59.3 266 16 650.4 650.4 322.7 650.5 0.01 45 20 26410 -59.5 -89.5 1 30.0 -60.9 270 17 654.0 654.0 322.9 654.1 0.01 46 19 26732 -59.9 -89.9 1 30.0 -61.3 271 19 662.5 662.5 323.2 662.5 0.01 47 15 28241 -51.7 -87.7 1 36.0 -55.4 274 27 736.1 736.1 325.6 736.2 0.01 48 11 30263 -50.5 -86.5 1 36.0 -55.5 279 39 808.7 808.7 327.4 808.9 0.02 49 10 30890 -47.5 -86.5 0 39.0 -54.1 280 42 842.2 842.3 328.2 842.4 0.02 50 9.0 31590 -45.1 -85.1 0 40.0 -53.2 877.2 877.3 329.0 877.5 0.03 51 7.0 33280 -42.1 -82.8 0 40.7 -52.9 270 60 954.8 954.9 330.4 955.5 0.06 52 6.3 33995 -40.9 -81.9 0 41.0 -52.9 989.3 989.4 331.0 990.2 0.08 TRP 310 8864 -47.3 -57.3 31 10.0 -47.6 5 17 315.7 315.7 287.4 315.9 0.05 WND 7.0 33280 -42.1 -82.8 0 40.7 -52.9 270 60 954.8 954.9 330.4 955.5 0.06 Sounding variables and indices 1000-500 mb thick: 5419.00 m Freezing level: 813.85 mb = 1831.01 m = 6007.16 ft Wetbulb zero: 829.33 mb = 1675.24 m = 5496.14 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 84.69 % Est. max temperature: 14.13 C = 57.44 F Sfc-Lift cond lev (LCL): 905.14 mb = 966.21 m = 3169.95 ft T: 5.01 C 700-500 lapse rate: 6.61 C/km ThetaE index: 1.38 C Layer 925.0- 915.0 mb Conv cond level (CCL): 900.27 mb = 1009.98 m = 3313.56 ft Mean mixing ratio: 5.96 g/kg Conv temperature: 12.46 C = 54.42 F Cap Strength: 2.26 C Lifted Index: 2.63 C Risk: None Lifted Index @300 mb: 10.90 C Lifted Index @700 mb: 0.27 C Showalter Index: 3.16 C Risk: None Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 25.90 C K Index: 25.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 140.20 Risk: None Energy Index: 0.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.07 J/kg Max Up Vert Vel: 4.26 m/s Conv Inhibition (B-): 0.35 J/kg Cap Strength: 2.55 C Lift Cond Lev (LCL): 902.67 mb = 988.39 m = 3242.70 ft Lev Free Conv (LFC): 887.67 mb = 1124.58 m = 3689.51 ft Equ Level (EL): 827.67 mb = 1691.35 m = 5548.98 ft B at Equ Level: 5.45 J/kg Max Parcel Lev (MPL): 667.67 mb = 3383.06 m = 11099.14 ft Wind level data Storm motion: 349 at 16 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 ---------------------------------------------------------- 0 991 217 310 11 8.4 -7.1 | 212 10 5.4 8.8 1 925 789 300 19 16.5 -9.5 | 245 15 13.4 6.4 2 850 1477 315 23 16.3 -16.3 | 272 13 13.2 -0.4 3 700 3018 310 25 19.2 -16.1 | 271 16 16.1 -0.2 4 500 5560 340 19 6.5 -17.9 | 300 4 3.5 -2.0 5 400 7150 355 23 2.0 -22.9 | 8 7 -1.0 -7.1 6 310 8864 5 17 -1.5 -16.9 | 77 5 -4.5 -1.1 7 300 9080 345 21 5.4 -20.3 | 331 5 2.4 -4.4 8 250 10290 355 33 2.9 -32.9 | 1 17 -0.2 -17.0 9 200 11760 355 35 3.1 -34.9 | 360 19 0.0 -19.0 10 150 13650 340 21 7.2 -19.7 | 313 6 4.2 -3.9 11 100 16280 350 17 3.0 -16.7 | 5 1 -0.1 -0.9 12 70 18550 345 17 4.4 -16.4 | 292 1 1.4 -0.6 13 50 20670 270 15 15.0 -0.0 | 217 20 12.0 15.9 14 30 23860 240 11 9.5 5.5 | 197 22 6.5 21.4 15 20 26410 270 17 17.0 -0.0 | 221 21 14.0 15.9 16 10 30890 280 42 41.4 -7.3 | 257 39 38.3 8.6 Wind Parameters Mean winds (0-6000m): 319.2 at 21.5 knts Storm direction: 349.2 at 16.1 knts Shear (0-3000m) pos: 1.3 neg: 1.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 61.0 deg Storm rel helicity (0-3000m) pos: 47.5 neg: -1.0 tot: 46.4 m^2/s^2 ave: 15.5 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.97 Bulk Shear: 9.36 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 ------------------------------------------------------------------------------- 500 304 14 229 12| 0.0 7.5 7.5| 18.7 0.0 18.7 37.5 0.84| 7.6 6.3 1000 304 17 241 13| 2.3 3.8 6.1| 36.1 0.0 36.1 36.1 0.87| 6.4 5.5 1500 308 19 251 13| 2.4 2.5 4.9| 45.5 -0.1 45.4 30.3 0.86| 5.3 4.6 2000 310 20 257 13| 1.8 2.1 3.9| 45.5 -0.3 45.2 22.6 0.81| 4.2 3.4 2500 310 21 260 13| 1.5 1.9 3.3| 45.5 -0.7 44.8 17.9 0.76| 3.6 2.7 3000 310 22 262 14| 1.3 1.6 2.8| 47.5 -1.0 46.4 15.5 0.71| 3.3 2.3 4000 312 22 266 13| 1.3 1.2 2.4| 54.5 -1.0 53.4 13.4 0.64| 3.1 2.0 5000 315 22 269 12| 1.3 0.9 2.2| 57.8 -1.0 56.8 11.4 0.59| 3.0 1.8 6000 319 22 272 11| 1.4 0.8 2.2| 61.3 -1.0 60.3 10.0 0.61| 2.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20251006.12.gif