UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for LGTS... Searching the city database file for: LGTS ... Date:2300Z 20 APR 25 Station: LGTS WMO ident: 16622 Latitude: 40.52 Longitude: 22.97 Elevation: 4.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 4 10.6 8.6 87 2.0 9.5 105 2 282.7 283.9 282.1 301.8 6.93 1 1010 29 14.4 12.1 86 2.3 13.0 67 2 286.7 288.3 285.8 311.3 8.81 2 1000 113 15.2 13.2 88 2.0 14.0 300 1 288.4 290.0 287.1 315.1 9.57 3 990 198 16.0 11.8 76 4.2 13.5 283 2 290.0 291.5 287.1 314.8 8.81 4 978 302 15.8 7.8 59 8.0 11.3 261 3 290.8 292.0 285.4 310.2 6.80 5 945 593 15.4 3.4 45 12.0 9.1 202 5 293.3 294.2 284.7 308.3 5.17 6 925 774 15.2 3.2 45 12.0 8.9 165 7 294.9 295.8 285.4 310.1 5.21 7 911 903 14.6 3.6 48 11.0 8.8 165 7 295.5 296.5 285.8 311.5 5.44 8 878 1214 13.0 3.0 51 10.0 7.7 165 7 297.0 298.0 286.4 313.0 5.41 9 850 1485 10.6 2.6 58 8.0 6.4 165 7 297.3 298.2 286.5 313.3 5.43 10 819 1793 8.6 1.6 61 7.0 5.0 138 7 298.3 299.3 286.7 313.9 5.25 11 789 2101 7.0 -1.0 57 8.0 3.1 111 7 299.8 300.6 286.5 313.3 4.51 12 783 2164 6.8 -5.2 42 12.0 1.4 106 7 300.2 300.8 285.4 310.3 3.31 13 746 2560 3.4 -1.6 70 5.0 1.0 71 8 300.7 301.6 286.9 314.5 4.56 14 707 2994 1.4 -19.6 19 21.0 -5.2 32 8 303.2 303.4 284.1 306.9 1.14 15 700 3074 1.0 -18.0 23 19.0 -5.2 25 8 303.6 303.8 284.5 307.9 1.32 16 655 3605 -2.3 -19.3 26 17.0 -7.5 359 8 305.7 305.9 285.2 309.8 1.27 17 617 4077 -5.3 -29.3 13 24.0 -10.9 336 9 307.5 307.6 285.1 309.4 0.55 18 607 4205 -6.1 -30.1 13 24.0 -11.6 330 9 308.0 308.1 285.2 309.8 0.52 19 566 4748 -9.9 -29.9 18 20.0 -14.3 303 9 309.8 309.9 285.9 311.7 0.56 20 561 4817 -10.5 -30.5 18 20.0 -14.7 299 9 309.9 310.0 285.9 311.7 0.54 21 539 5123 -13.3 -19.3 61 6.0 -15.0 284 10 310.1 310.4 287.1 315.1 1.54 22 523 5352 -15.1 -24.1 46 9.0 -17.3 272 10 310.6 310.8 286.8 314.1 1.04 23 511 5527 -16.7 -18.9 83 2.2 -17.3 263 10 310.7 311.1 287.5 316.2 1.68 24 500 5690 -18.1 -20.4 82 2.3 -18.7 255 10 311.0 311.3 287.4 315.9 1.51 25 472 6116 -21.3 -22.3 92 1.0 -21.5 256 12 312.2 312.4 287.6 316.7 1.35 26 400 7310 -30.7 -31.3 94 0.6 -30.8 260 18 315.1 315.2 287.9 317.5 0.70 27 395 7399 -31.5 -32.2 93 0.7 -31.6 260 18 315.2 315.3 287.9 317.4 0.65 28 351 8222 -38.3 -43.3 59 5.0 -38.7 258 22 316.8 316.9 288.0 317.7 0.24 29 300 9280 -47.7 -49.4 83 1.7 -47.8 255 27 318.1 318.1 288.3 318.7 0.14 30 287 9571 -50.3 -54.1 64 3.8 -50.4 318.5 318.5 288.3 318.8 0.09 TRP WND Sounding variables and indices 1000-500 mb thick: 5577.00 m Freezing level: 686.36 mb = 3234.85 m = 10612.89 ft Wetbulb zero: 739.62 mb = 2628.98 m = 8625.17 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 43.27 % Est. max temperature: 25.08 C = 77.15 F Sfc-Lift cond lev (LCL): 982.79 mb = 260.31 m = 854.01 ft T: 15.88 C 700-500 lapse rate: 7.30 C/km ThetaE index: 7.59 C Layer 707.0- 700.0 mb Conv cond level (CCL): 747.45 mb = 2543.71 m = 8345.40 ft Mean mixing ratio: 6.62 g/kg Conv temperature: 28.67 C = 83.61 F Cap Strength: 5.27 C Lifted Index: 3.79 C Risk: None Lifted Index @300 mb: 5.48 C Lifted Index @700 mb: 4.79 C Showalter Index: 2.15 C Risk: Showers probable Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 20.70 C K Index: 12.30 Risk: None Sweat Index: 63.20 Risk: None Energy Index: 0.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.10 J/kg Max Up Vert Vel: 7.76 m/s Conv Inhibition (B-): 1579.32 J/kg Cap Strength: 5.27 C Lift Cond Lev (LCL): 850.68 mb = 1478.26 m = 4849.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 6 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 1013 4 105 2 -1.9 0.5 | 111 8 -7.3 2.8 1 1000 113 300 1 0.9 -0.5 | 112 5 -4.5 1.8 2 925 774 165 7 -1.8 6.8 | 142 12 -7.2 9.1 3 850 1485 165 7 -1.8 6.8 | 142 12 -7.2 9.1 4 700 3074 25 8 -3.4 -7.3 | 61 10 -8.8 -4.9 5 500 5690 255 10 9.7 2.6 | 221 7 4.3 4.9 6 400 7310 260 18 17.7 3.1 | 246 13 12.3 5.4 7 300 9280 255 27 26.1 7.0 | 246 23 20.7 9.3 Wind Parameters Mean winds (0-6000m): 263.3 at 7.8 knts Storm direction: 293.3 at 5.9 knts Shear (0-3000m) pos: 1.0 neg: 2.1 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -46.4 deg Storm rel helicity (0-3000m) pos: 4.2 neg: -62.3 tot: -58.1 m^2/s^2 ave: -19.4 10^-3 m/s^2 rel: -0.50 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.50 Bulk Shear: 4.63 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 ------------------------------------------------------------------------------- 500 230 2 138 5| 5.9 0.0 5.9| 4.2 -0.4 3.7 7.5 0.40| 8.7 3.5 1000 168 4 136 9| 2.9 3.0 5.9| 4.2 -7.0 -2.9 -2.9 0.06| 7.5 0.4 1500 166 5 138 10| 2.0 2.0 4.0| 4.2 -7.6 -3.5 -2.3 0.04| 5.0 0.2 2000 159 6 136 11| 1.5 2.4 3.9| 4.2 -25.2 -21.0 -10.5 -0.23| 5.2 -1.2 2500 146 6 130 11| 1.2 2.4 3.6| 4.2 -45.0 -40.9 -16.4 -0.40| 5.3 -2.1 3000 137 6 126 12| 1.0 2.1 3.1| 4.2 -62.3 -58.1 -19.4 -0.50| 5.5 -2.7 4000 86 7 98 12| 0.7 1.5 2.2| 4.2 -76.4 -72.3 -18.1 -0.56| 5.1 -2.9 5000 5 7 51 8| 0.6 0.9 1.5| 4.2 -84.6 -80.5 -16.1 -0.62| 4.9 -3.0 6000 263 8 216 4| 0.5 0.7 1.2| 5.8 -91.0 -85.1 -14.2 -0.61| 4.7 -2.9 Wrote GIF file: /home/apache/climate/data/raob//LGTS/skewt/LGTS.skewt.20250420.23.gif