UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122823.upa.cvt Date: 2300Z 28 DEC 25 Searching for LGTS... Searching the city database file for: LGTS ... Date:2300Z 28 DEC 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 1018 4 4.6 -5.4 48 10.0 0.8 360 18 276.3 276.8 273.1 283.3 2.51 1 1000 152 4.0 -7.0 44 11.0 0.0 355 24 277.1 277.5 273.2 283.5 2.26 2 982 299 2.8 -6.2 52 9.0 -0.5 350 30 277.4 277.8 273.6 284.2 2.44 3 957 507 0.8 -7.2 55 8.0 -2.0 344 38 277.4 277.8 273.4 283.9 2.32 4 925 780 -0.3 -10.3 47 10.0 -3.6 335 48 279.0 279.3 273.7 284.4 1.88 5 911 902 -0.3 -11.3 43 11.0 -3.8 335 46 280.2 280.5 274.2 285.3 1.77 6 895 1044 -0.7 -12.7 40 12.0 -4.4 335 43 281.2 281.5 274.5 285.9 1.61 7 850 1453 -4.3 -14.3 46 10.0 -7.2 335 36 281.6 281.9 274.5 286.0 1.48 8 820 1735 -5.9 -15.9 45 10.0 -8.7 338 37 282.9 283.1 275.0 286.8 1.35 9 806 1870 -2.7 -23.7 18 21.0 -7.8 339 38 287.7 287.8 276.6 289.8 0.70 10 783 2100 -1.7 -32.7 7 31.0 -7.9 341 39 291.1 291.2 277.7 292.1 0.31 11 755 2390 -1.1 -23.1 17 22.0 -6.9 344 40 294.8 295.0 280.1 297.3 0.79 12 728 2678 -3.3 -24.3 18 21.0 -8.5 347 41 295.5 295.6 280.4 297.9 0.73 13 700 2988 -3.5 -24.5 18 21.0 -8.8 350 42 298.6 298.7 281.8 301.0 0.75 14 691 3090 -3.7 -27.7 14 24.0 -9.4 349 42 299.5 299.6 281.9 301.4 0.57 15 647 3606 -7.5 -28.5 17 21.0 -12.1 346 45 300.9 301.0 282.5 302.7 0.56 16 599 4203 -10.3 -29.3 19 19.0 -14.3 343 48 304.3 304.4 283.9 306.2 0.56 17 569 4597 -12.5 -34.5 14 22.0 -16.4 341 50 306.3 306.3 284.4 307.5 0.36 18 500 5570 -19.9 -40.9 14 21.0 -22.6 335 55 308.8 308.8 285.1 309.5 0.21 19 400 7180 -33.5 -50.5 16 17.0 -34.6 330 53 311.4 311.5 285.9 311.8 0.09 20 305 9022 -48.4 -61.6 20 13.2 -48.7 330 61 315.6 315.7 287.3 315.8 0.03 21 300 9130 -49.3 -62.3 20 13.0 -49.6 330 61 315.9 315.9 287.4 316.0 0.03 22 297 9196 -49.9 -61.9 23 12.0 -50.1 315.9 315.9 287.4 316.0 0.03 TRP WND 305 9022 -48.4 -61.6 20 13.2 -48.7 330 61 315.6 315.7 287.3 315.8 0.03 Sounding variables and indices 1000-500 mb thick: 5418.00 m Freezing level: 933.73 mb = 705.63 m = 2315.02 ft Wetbulb zero: 999.33 mb = 157.48 m = 516.65 ft Precipitable water: 0.23 inches Sfc-500 mean rel hum: 25.31 % Est. max temperature: 9.77 C = 49.59 F Sfc-Lift cond lev (LCL): 871.92 mb = 1250.95 m = 4104.11 ft T: -2.52 C 700-500 lapse rate: 6.35 C/km ThetaE index: 0.30 C Layer 957.0- 925.0 mb Conv cond level (CCL): 548.25 mb = 4876.54 m = 15998.94 ft Mean mixing ratio: 2.25 g/kg Conv temperature: 35.43 C = 95.78 F Cap Strength: 20.12 C Lifted Index: 20.92 C Risk: None Lifted Index @300 mb: 22.60 C Lifted Index @700 mb: 16.23 C Showalter Index: 19.37 C Risk: None Total Totals Index: 21.20 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 5.60 C K Index: -19.70 Risk: None Sweat Index: 127.00 Risk: None Energy Index: 5.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.92 J/kg Max Up Vert Vel: 4.22 m/s Conv Inhibition (B-): 5580.43 J/kg Cap Strength: 20.83 C Lift Cond Lev (LCL): 835.40 mb = 1588.94 m = 5212.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 33 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 1018 4 360 18 -0.0 -18.0 | 203 16 6.1 14.4 1 1000 152 355 24 2.1 -23.9 | 224 12 8.2 8.5 2 925 780 335 48 20.3 -43.5 | 293 29 26.4 -11.1 3 850 1453 335 36 15.2 -32.6 | 271 21 21.3 -0.3 4 700 2988 350 42 7.3 -41.4 | 304 16 13.4 -9.0 5 500 5570 335 55 23.2 -49.8 | 301 34 29.4 -17.5 6 400 7180 330 53 26.5 -45.9 | 293 35 32.6 -13.5 7 305 9022 330 61 30.5 -52.8 | 299 42 36.6 -20.5 8 300 9130 330 61 30.5 -52.8 | 299 42 36.6 -20.5 Wind Parameters Mean winds (0-6000m): 340.7 at 43.9 knts Storm direction: 10.7 at 32.9 knts Shear (0-3000m) pos: 1.9 neg: 4.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 100.9 deg Storm rel helicity (0-3000m) pos: 129.4 neg: -57.0 tot: 72.4 m^2/s^2 ave: 24.1 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.23 Bulk Shear: 38.46 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 ------------------------------------------------------------------------------- 500 350 28 246 12| 0.0 21.4 21.4| 59.1 0.0 59.1 118.2 0.84| 21.7 18.2 1000 341 36 276 18| 0.0 14.8 14.8| 79.2 -18.1 61.1 61.1 0.51| 18.9 9.6 1500 339 37 277 20| 2.7 9.8 12.5| 79.2 -57.0 22.2 14.8 0.28| 15.3 4.3 2000 339 37 277 20| 1.8 7.4 9.2| 96.4 -57.0 39.4 19.7 0.32| 12.4 4.0 2500 340 38 279 19| 1.7 5.9 7.7|113.2 -57.0 56.2 22.5 0.37| 10.7 3.9 3000 341 38 282 19| 1.9 4.9 6.9|129.4 -57.0 72.4 24.1 0.41| 9.6 3.9 4000 343 40 287 19| 1.5 4.5 6.0|130.2 -57.6 72.6 18.2 0.36| 8.1 2.9 5000 342 42 291 20| 1.2 4.3 5.5|130.2 -64.0 66.2 13.2 0.31| 7.2 2.3 6000 341 44 294 23| 1.0 3.9 4.9|130.2 -83.8 46.4 7.7 0.26| 6.5 1.7 Wrote GIF file: /home/apache/climate/data/raob//LGTS/skewt/LGTS.skewt.20251228.23.gif