UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 9 DEC 25 Station: LGAT WMO ident: 16716 Latitude: 37.90 Longitude: 23.73 Elevation: 15.00 ------------------------------------------------------------------------------- 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 1017 15 16.0 8.0 59 8.0 11.5 0 0 287.8 288.9 284.0 306.4 6.62 1 1000 184 13.6 9.3 75 4.3 11.2 5 7 286.8 288.0 284.3 307.3 7.36 2 986 303 12.4 8.6 78 3.8 10.3 7 8 286.7 287.9 284.0 306.6 7.12 3 925 834 7.4 7.2 99 0.2 7.3 15 13 286.9 288.1 283.9 306.2 6.90 4 918 896 7.2 6.4 95 0.8 6.8 15 14 287.3 288.4 283.7 305.8 6.57 5 850 1523 1.8 1.8 100 0.0 1.8 20 24 288.0 288.9 282.4 302.6 5.13 6 812 1890 -0.7 -0.7 100 0.0 -0.7 16 23 289.2 290.0 282.2 302.0 4.47 7 791 2101 2.6 -9.4 41 12.0 -2.0 14 22 294.9 295.3 282.2 302.0 2.37 8 700 3080 -2.7 -15.7 36 13.0 -6.9 5 19 299.5 299.8 283.2 304.5 1.61 9 655 3604 -5.5 -20.5 30 15.0 -9.7 8 24 302.1 302.3 283.7 305.8 1.14 10 631 3896 -8.1 -22.1 31 14.0 -11.8 10 26 302.4 302.5 283.7 305.7 1.03 11 607 4197 -8.7 -27.7 20 19.0 -13.0 11 29 305.0 305.2 284.2 307.2 0.65 12 580 4549 -10.3 -37.3 9 27.0 -15.0 13 32 307.2 307.2 284.6 308.1 0.27 13 500 5680 -16.3 -43.3 8 27.0 -20.0 20 42 313.2 313.2 286.6 313.8 0.17 14 491 5816 -16.7 -44.7 7 28.0 -20.4 20 42 314.3 314.3 287.1 314.8 0.15 15 400 7310 -30.5 -55.5 7 25.0 -32.1 20 47 315.3 315.4 287.3 315.5 0.05 16 354 8161 -38.3 -58.3 10 20.0 -39.1 9 50 316.1 316.1 287.5 316.2 0.04 17 328 8681 -41.1 -63.1 8 22.0 -41.8 3 52 319.2 319.2 288.5 319.3 0.02 18 300 9280 -45.7 -65.7 9 20.0 -46.2 355 54 320.9 320.9 289.0 321.0 0.02 19 288 9551 -47.7 -68.7 7 21.0 -48.1 353 56 321.9 321.9 289.3 321.9 0.01 20 250 10470 -55.3 -69.3 16 14.0 -55.5 345 62 323.9 323.9 289.9 323.9 0.01 21 237 10809 -57.9 -69.9 20 12.0 -58.0 341 65 324.9 324.9 290.3 325.0 0.01 22 214 11445 -62.7 -73.7 21 11.0 -62.8 335 70 327.1 327.1 290.9 327.1 0.01 23 200 11860 -64.3 -75.3 21 11.0 -64.4 330 74 330.9 330.9 292.0 331.0 0.01 24 192 12109 -65.7 -76.0 23 10.3 -65.8 330 77 332.5 332.5 292.4 332.5 0.01 25 189 12205 -66.3 -76.3 23 10.0 -66.4 330 77 333.1 333.1 292.6 333.1 0.01 26 161 13191 -60.5 -80.5 6 20.0 -60.7 347 47 358.5 358.5 298.4 358.5 0.00 27 150 13630 -62.3 -86.3 3 24.0 -62.4 355 34 362.8 362.8 299.2 362.8 0.00 28 137 14188 -66.5 -90.5 2 24.0 -66.6 344 33 364.9 364.9 299.7 364.9 0.00 29 101 16058 -63.5 -91.5 1 28.0 -63.7 306 28 403.9 403.9 305.7 403.9 0.00 30 100 16120 -62.9 -91.9 1 29.0 -63.1 305 28 406.2 406.2 306.0 406.2 0.00 31 88 16909 -60.3 -89.3 1 29.0 -60.6 305 29 426.5 426.5 308.4 426.5 0.00 32 70 18320 -63.9 -91.9 1 28.0 -64.1 305 30 447.7 447.7 310.6 447.7 0.00 33 50 20390 -61.3 -90.3 1 29.0 -61.8 315 34 499.0 499.0 314.9 499.0 0.00 34 45 21041 -60.3 -89.3 1 29.0 -60.9 308 35 516.7 516.7 316.1 516.7 0.00 35 30 23550 -61.5 -90.5 1 29.0 -62.3 280 39 577.0 577.0 319.5 577.0 0.00 36 20 26100 -55.7 -86.7 1 31.0 -57.8 275 57 665.7 665.7 323.3 665.8 0.01 37 11 29973 -48.3 -81.3 1 33.0 -54.1 816.7 816.7 327.7 817.1 0.05 TRP 189 12205 -66.3 -76.3 23 10.0 -66.4 330 77 333.1 333.1 292.6 333.1 0.01 WND 192 12109 -65.7 -76.0 23 10.3 -65.8 330 77 332.5 332.5 292.4 332.5 0.01 Sounding variables and indices 1000-500 mb thick: 5496.00 m Freezing level: 822.64 mb = 1787.42 m = 5864.16 ft Freezing level: 807.55 mb = 1934.94 m = 6348.15 ft Freezing level: 746.36 mb = 2581.23 m = 8468.51 ft Wetbulb zero: 822.55 mb = 1786.58 m = 5861.40 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 47.01 % Est. max temperature: 16.09 C = 60.97 F Sfc-Lift cond lev (LCL): 902.07 mb = 1038.99 m = 3408.71 ft T: 5.97 C 700-500 lapse rate: 5.23 C/km ThetaE index: 5.32 C Layer 986.0- 791.0 mb Conv cond level (CCL): 925.60 mb = 828.64 m = 2718.61 ft Mean mixing ratio: 7.01 g/kg Conv temperature: 15.11 C = 59.19 F Cap Strength: 5.62 C Lifted Index: 8.23 C Risk: None Lifted Index @300 mb: 10.35 C Lifted Index @700 mb: 3.14 C Showalter Index: 10.87 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 18.10 C Cross Totals Index: 18.10 C K Index: 6.90 Risk: None Sweat Index: 111.60 Risk: None Energy Index: 2.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.57 J/kg Max Up Vert Vel: 9.96 m/s Conv Inhibition (B-): 2.20 J/kg Cap Strength: 8.03 C Lift Cond Lev (LCL): 925.47 mb = 829.75 m = 2722.25 ft Lev Free Conv (LFC): 910.47 mb = 963.50 m = 3161.03 ft Equ Level (EL): 800.47 mb = 2005.22 m = 6578.72 ft B at Equ Level: 48.37 J/kg Max Parcel Lev (MPL): 740.47 mb = 2629.73 m = 8627.61 ft Wind level data Storm motion: 45 at 19 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 1017 15 0 0 -0.0 -0.0 | 225 19 13.2 13.0 1 1000 184 5 7 -0.6 -7.0 | 244 14 12.6 6.1 2 925 834 15 13 -3.4 -12.6 | 267 10 9.9 0.5 3 850 1523 20 24 -8.2 -22.6 | 332 11 5.0 -9.5 4 700 3080 5 19 -1.7 -18.9 | 297 13 11.6 -5.9 5 500 5680 20 42 -14.4 -39.5 | 2 26 -1.1 -26.4 6 400 7310 20 47 -16.1 -44.2 | 5 31 -2.8 -31.1 7 300 9280 355 54 4.7 -53.8 | 336 45 17.9 -40.8 8 250 10470 345 62 16.0 -59.9 | 328 55 29.3 -46.8 9 200 11860 330 74 37.0 -64.1 | 315 72 50.2 -51.0 10 192 12109 330 77 38.5 -66.7 | 316 75 51.7 -53.6 11 189 12205 330 77 38.5 -66.7 | 316 75 51.7 -53.6 12 150 13630 355 34 3.0 -33.9 | 322 26 16.2 -20.8 13 100 16120 305 28 22.9 -16.1 | 275 36 36.2 -3.0 14 70 18320 305 30 24.6 -17.2 | 276 38 37.8 -4.2 15 50 20390 315 34 24.0 -24.0 | 286 39 37.3 -11.0 16 30 23550 280 39 38.4 -6.8 | 263 52 51.6 6.3 17 20 26100 275 57 56.8 -5.0 | 263 70 70.0 8.1 Wind Parameters Mean winds (0-6000m): 15.4 at 24.8 knts Storm direction: 45.4 at 18.6 knts Shear (0-3000m) pos: 4.1 neg: 1.2 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 72.8 deg Storm rel helicity (0-3000m) pos: 63.4 neg: -21.0 tot: 42.4 m^2/s^2 ave: 14.1 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.18 Bulk Shear: 42.15 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 8 7 244 14| 10.3 0.0 10.3| 30.5 0.0 30.5 61.1 0.75| 10.5 7.9 1000 12 10 253 12| 8.2 0.0 8.2| 44.2 0.0 44.2 44.2 0.79| 8.3 6.6 1500 16 13 269 10| 8.2 0.0 8.2| 63.4 0.0 63.4 42.3 0.85| 8.3 7.1 2000 16 16 283 9| 6.1 0.6 6.8| 63.4 -6.7 56.7 28.3 0.68| 6.9 4.7 2500 16 17 291 9| 4.9 1.0 5.9| 63.4 -13.9 49.6 19.8 0.55| 6.0 3.3 3000 14 18 294 10| 4.1 1.2 5.3| 63.4 -21.0 42.4 14.1 0.44| 5.4 2.4 4000 13 19 300 11| 4.1 0.9 5.0| 92.3 -21.0 71.3 17.8 0.54| 5.1 2.8 5000 13 21 314 11| 4.3 0.7 5.0|129.0 -21.0 108.1 21.6 0.59| 5.1 3.0 6000 15 25 328 13| 4.2 0.6 4.8|160.1 -21.0 139.2 23.2 0.59| 4.9 2.9 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20251209.12.gif