UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for LK747... Searching the city database file for: LK747 ... Date:1200Z 30 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 71 SFC 983 215 12.0 9.6 85 2.4 10.6 160 7 286.6 287.9 284.5 307.9 7.65 2 968 344 12.0 7.1 72 4.9 9.3 188 14 287.8 289.0 283.9 306.3 6.54 3 925 724 11.6 5.6 67 6.0 8.3 270 33 291.2 292.3 284.9 308.9 6.17 4 912 842 11.2 5.2 67 6.0 8.0 270 34 291.9 293.0 285.1 309.4 6.08 5 857 1359 7.8 0.8 61 7.0 4.4 270 36 293.6 294.5 284.4 307.5 4.73 6 850 1427 7.8 1.8 66 6.0 4.8 270 36 294.3 295.2 285.1 309.3 5.13 7 740 2554 -0.3 -0.3 100 0.0 -0.3 259 47 297.4 298.3 286.2 312.4 5.06 8 700 2997 -2.9 -2.9 100 0.0 -2.9 255 52 299.3 300.1 286.2 312.5 4.41 9 632 3801 -7.3 -7.8 96 0.5 -7.5 253 53 303.1 303.8 286.6 313.5 3.36 10 630 3826 -7.7 -8.1 97 0.4 -7.9 253 53 303.0 303.6 286.4 313.1 3.29 11 583 4425 -11.9 -12.6 95 0.7 -12.2 252 54 304.8 305.3 286.3 312.7 2.49 12 555 4799 -16.5 -36.5 16 20.0 -19.6 252 55 303.7 303.8 283.3 304.8 0.30 13 520 5287 -18.5 -40.5 13 22.0 -21.4 251 56 307.0 307.1 284.5 307.8 0.21 14 500 5580 -19.1 -42.1 11 23.0 -22.0 250 56 309.8 309.8 285.5 310.4 0.19 15 446 6418 -24.1 -49.1 8 25.0 -26.5 253 65 313.7 313.8 286.8 314.1 0.10 16 432 6649 -25.1 -40.1 23 15.0 -26.9 253 67 315.3 315.4 287.5 316.3 0.27 17 400 7200 -30.1 -42.1 30 12.0 -31.3 255 73 315.9 315.9 287.6 316.7 0.24 18 353 8078 -37.9 -47.9 34 10.0 -38.5 253 74 316.9 316.9 287.9 317.4 0.14 19 327 8602 -42.1 -55.1 23 13.0 -42.6 251 74 318.1 318.1 288.2 318.3 0.07 20 322 8706 -43.1 -51.1 41 8.0 -43.5 251 75 318.1 318.1 288.2 318.5 0.11 21 314 8875 -44.7 -54.7 32 10.0 -45.1 251 75 318.2 318.2 288.2 318.5 0.07 22 300 9180 -46.7 -59.7 21 13.0 -47.1 250 75 319.5 319.5 288.6 319.7 0.04 23 291 9380 -47.9 -60.9 21 13.0 -48.3 251 75 320.6 320.6 289.0 320.8 0.04 24 250 10360 -55.5 -64.5 32 9.0 -55.6 255 77 323.6 323.6 289.9 323.7 0.03 25 225 11026 -59.0 -68.0 30 9.0 -59.2 250 89 328.0 328.0 291.2 328.1 0.02 26 209 11486 -61.5 -70.5 29 9.0 -61.6 260 85 331.2 331.2 292.0 331.2 0.01 27 200 11760 -59.3 -75.3 11 16.0 -59.5 270 85 338.9 338.9 294.0 338.9 0.01 28 185 12253 -56.5 -77.5 5 21.0 -56.8 265 78 351.0 351.0 296.8 351.1 0.01 29 183 12322 -56.3 -77.3 5 21.0 -56.5 264 77 352.5 352.5 297.1 352.5 0.01 30 152 13488 -61.9 -78.9 9 17.0 -62.0 251 59 362.1 362.1 299.1 362.1 0.01 31 150 13570 -61.7 -79.7 7 18.0 -61.9 250 58 363.8 363.8 299.4 363.8 0.00 32 100 16090 -60.9 -79.9 6 19.0 -61.2 260 40 410.1 410.1 306.5 410.1 0.01 33 90 16744 -60.9 -80.9 5 20.0 -61.2 261 39 422.6 422.6 308.0 422.6 0.01 34 81 17391 -65.5 -83.5 6 18.0 -65.7 263 38 426.1 426.1 308.4 426.1 0.00 35 70 18290 -59.9 -80.9 5 21.0 -60.3 265 36 456.2 456.2 311.4 456.3 0.01 36 66 18658 -59.3 -80.3 5 21.0 -59.7 268 35 465.3 465.3 312.3 465.3 0.01 37 54 19900 -64.5 -83.5 6 19.0 -64.8 280 32 480.8 480.8 313.5 480.8 0.01 38 50 20370 -64.7 -83.7 6 19.0 -65.0 285 31 491.0 491.0 314.3 491.1 0.01 39 47 20746 -66.1 -85.1 5 19.0 -66.4 281 32 496.4 496.4 314.7 496.5 0.01 40 41 21582 -62.3 -83.3 4 21.0 -62.8 273 34 525.7 525.7 316.6 525.7 0.01 41 36 22377 -65.9 -85.9 5 20.0 -66.2 266 36 536.3 536.3 317.3 536.3 0.01 42 30 23490 -63.5 -85.5 4 22.0 -64.1 255 38 571.5 571.5 319.2 571.6 0.01 43 25 24603 -65.5 -86.5 4 21.0 -66.0 262 43 596.4 596.4 320.5 596.4 0.01 44 21 25676 -59.9 -84.9 2 25.0 -61.2 268 49 643.8 643.8 322.4 643.9 0.01 45 20 25980 -60.5 -85.5 2 25.0 -61.7 270 50 651.0 651.0 322.7 651.1 0.01 46 17 26989 -62.5 -86.5 3 24.0 -63.6 269 58 675.5 675.5 323.6 675.6 0.01 47 13 28671 -56.3 -83.3 2 27.0 -59.0 267 72 750.9 750.9 326.0 751.1 0.03 48 12 29177 -59.1 -85.1 2 26.0 -61.3 266 76 758.3 758.4 326.1 758.5 0.02 49 10 30320 -59.7 -85.7 2 26.0 -62.0 265 85 796.7 796.7 327.1 796.9 0.03 50 6.5 33071 -50.5 -81.5 1 31.0 -57.2 940.0 940.0 330.2 940.9 0.08 51 5.5 34157 -51.9 -84.9 1 33.0 -58.6 979.8 979.8 330.8 980.4 0.05 TRP 209 11486 -61.5 -70.5 29 9.0 -61.6 260 85 331.2 331.2 292.0 331.2 0.01 WND 225 11026 -59.0 -68.0 30 9.0 -59.2 250 89 328.0 328.0 291.2 328.1 0.02 Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 744.07 mb = 2512.20 m = 8242.03 ft Wetbulb zero: 747.16 mb = 2475.65 m = 8122.10 ft Precipitable water: 0.81 inches Sfc-500 mean rel hum: 72.05 % Est. max temperature: 20.19 C = 68.34 F Sfc-Lift cond lev (LCL): 948.06 mb = 517.79 m = 1698.77 ft T: 11.82 C 700-500 lapse rate: 6.27 C/km ThetaE index: 1.99 C Layer 857.0- 850.0 mb Conv cond level (CCL): 789.52 mb = 2027.19 m = 6650.82 ft Mean mixing ratio: 6.24 g/kg Conv temperature: 21.38 C = 70.49 F Cap Strength: 3.56 C Lifted Index: 4.43 C Risk: None Lifted Index @300 mb: 8.30 C Lifted Index @700 mb: 2.18 C Showalter Index: 3.67 C Risk: None Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 20.90 C K Index: 28.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 149.60 Risk: None Energy Index: 0.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.32 J/kg Max Up Vert Vel: 6.97 m/s Conv Inhibition (B-): 66090.98 J/kg Cap Strength: 3.78 C Lift Cond Lev (LCL): 857.49 mb = 1354.56 m = 4444.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 35 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 ---------------------------------------------------------- 0 983 215 160 7 -2.4 6.6 | 114 40 -36.4 16.3 1 925 724 270 33 33.0 -0.0 | 174 10 -1.0 9.7 2 850 1427 270 36 36.0 -0.0 | 192 10 2.0 9.7 3 700 2997 255 52 50.2 13.5 | 215 28 16.3 23.1 4 500 5580 250 56 52.6 19.2 | 213 34 18.6 28.8 5 400 7200 255 73 70.5 18.9 | 232 46 36.5 28.6 6 300 9180 250 75 70.5 25.7 | 226 51 36.5 35.3 7 250 10360 255 77 74.4 19.9 | 234 50 40.4 29.6 8 225 11026 250 89 83.6 30.4 | 231 64 49.7 40.1 9 209 11486 260 85 83.7 14.8 | 244 55 49.7 24.4 10 200 11760 270 85 85.0 -0.0 | 259 52 51.0 9.7 11 150 13570 250 58 54.5 19.8 | 215 36 20.5 29.5 12 100 16090 260 40 39.4 6.9 | 198 17 5.4 16.6 13 70 18290 265 36 35.9 3.1 | 188 13 1.9 12.8 14 50 20370 285 31 29.9 -8.0 | 112 4 -4.0 1.7 15 30 23490 255 38 36.7 9.8 | 188 20 2.7 19.5 16 20 25980 270 50 50.0 -0.0 | 239 19 16.0 9.7 17 10 30320 265 85 84.7 7.4 | 251 54 50.7 17.1 Wind Parameters Mean winds (0-6000m): 255.9 at 47.1 knts Storm direction: 285.9 at 35.3 knts Shear (0-3000m) pos: 6.5 neg: 3.6 tot: 10.1 10-3/s Storm rel Dir Shear (0-3000m): 100.8 deg Storm rel helicity (0-3000m) pos: 283.5 neg: -0.6 tot: 283.0 m^2/s^2 ave: 94.3 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 12.0 stream: 6.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.25 Bulk Shear: 99.06 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 ------------------------------------------------------------------------------- 500 257 20 134 20| 36.3 0.0 36.3|252.9 0.0 252.9 505.8 0.66| 46.9 31.0 1000 266 27 148 14| 19.6 0.0 19.6|259.4 0.0 259.4 259.4 0.67| 25.1 16.8 1500 267 30 161 12| 13.1 1.4 14.5|268.0 0.0 268.0 178.7 0.67| 18.2 12.2 2000 266 33 175 12| 9.8 2.7 12.4|277.3 0.0 277.3 138.6 0.64| 15.2 9.8 2500 264 36 187 13| 7.8 3.4 11.2|282.8 0.0 282.8 113.1 0.59| 13.5 8.0 3000 262 38 195 15| 6.5 3.6 10.1|283.5 -0.6 283.0 94.3 0.56| 12.0 6.7 4000 259 42 203 19| 4.9 2.9 7.8|283.5 -3.9 279.7 69.9 0.53| 9.3 5.0 5000 257 45 206 22| 3.9 2.6 6.5|283.5 -8.2 275.4 55.1 0.51| 7.7 3.9 6000 256 47 209 24| 3.7 2.3 6.0|335.1 -9.7 325.5 54.2 0.53| 7.1 3.7 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20251030.12.gif