UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 20 APR 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 1008 15 21.6 7.6 40 14.0 13.6 220 4 294.1 295.2 286.4 312.9 6.50 1 1000 108 19.6 7.6 46 12.0 12.7 180 8 292.8 293.9 285.9 311.6 6.55 2 978 299 17.6 7.6 52 10.0 11.9 159 8 292.6 293.8 286.0 311.9 6.70 3 957 484 19.0 7.0 46 12.0 12.1 138 7 295.8 297.0 287.1 315.0 6.57 4 925 775 16.4 5.4 48 11.0 10.3 105 7 296.1 297.2 286.7 313.9 6.08 5 912 895 15.2 4.2 48 11.0 9.2 103 6 296.0 297.1 286.3 312.7 5.67 6 850 1487 10.0 3.0 62 7.0 6.3 95 3 296.6 297.6 286.4 313.1 5.59 7 821 1774 8.2 -1.8 49 10.0 3.4 67 5 297.7 298.4 285.2 309.9 4.08 8 798 2008 6.0 1.2 71 4.8 3.6 45 6 297.8 298.7 286.5 313.3 5.23 9 789 2101 6.0 -1.0 61 7.0 2.6 36 6 298.7 299.5 286.1 312.2 4.51 10 780 2195 6.0 -9.0 33 15.0 -0.1 26 7 299.7 300.2 284.3 307.3 2.48 11 744 2581 4.6 -21.4 13 26.0 -3.4 349 9 302.3 302.4 283.5 305.3 0.93 12 700 3077 4.2 -19.8 15 24.0 -3.7 300 12 307.1 307.3 285.7 310.9 1.13 13 675 3371 3.0 -22.0 14 25.0 -4.8 298 13 309.0 309.2 286.1 312.2 0.97 14 656 3601 0.8 -22.2 16 23.0 -6.2 296 13 309.1 309.2 286.2 312.3 0.98 15 627 3961 -1.7 -29.7 10 28.0 -8.7 293 14 310.2 310.3 286.1 312.0 0.52 16 608 4205 -3.3 -26.3 15 23.0 -9.4 292 15 311.1 311.3 286.6 313.6 0.73 17 533 5227 -12.3 -31.3 19 19.0 -16.2 284 17 312.3 312.4 286.8 314.1 0.52 18 514 5502 -14.9 -22.9 50 8.0 -16.9 282 18 312.4 312.6 287.5 316.3 1.18 19 500 5710 -16.7 -24.7 50 8.0 -18.6 280 18 312.7 312.9 287.5 316.2 1.03 20 491 5847 -17.9 -22.9 65 5.0 -19.1 280 19 312.8 313.1 287.8 317.0 1.23 21 481 6001 -18.9 -21.7 79 2.8 -19.6 281 20 313.4 313.7 288.1 318.1 1.40 22 467 6221 -20.3 -26.3 59 6.0 -21.6 282 21 314.4 314.6 288.0 317.6 0.96 23 455 6413 -21.9 -25.0 76 3.1 -22.6 282 22 314.7 314.9 288.2 318.5 1.10 24 400 7350 -29.3 -35.3 56 6.0 -30.1 285 27 316.9 317.0 288.3 318.6 0.47 25 376 7790 -31.1 -43.1 30 12.0 -32.3 282 29 320.2 320.2 289.0 321.0 0.23 26 345 8391 -36.9 -42.9 54 6.0 -37.4 277 31 320.3 320.3 289.1 321.2 0.25 27 309 9142 -43.5 -51.5 41 8.0 -43.9 272 33 321.3 321.3 289.3 321.7 0.11 28 300 9340 -45.5 -51.5 51 6.0 -45.7 270 34 321.2 321.2 289.2 321.7 0.11 29 289 9588 -47.7 -51.6 64 3.9 -47.9 270 33 321.5 321.6 289.3 322.0 0.11 30 279 9820 -47.1 -62.1 16 15.0 -47.5 270 33 325.7 325.7 290.5 325.8 0.03 31 250 10540 -51.1 -68.1 11 17.0 -51.4 270 31 330.1 330.1 291.7 330.2 0.02 32 240 10806 -52.3 -69.3 11 17.0 -52.6 266 34 332.2 332.2 292.3 332.2 0.01 33 225 11223 -54.3 -70.3 12 16.0 -54.5 260 38 335.3 335.3 293.2 335.3 0.01 34 200 11980 -54.7 -75.7 6 21.0 -55.0 265 40 346.1 346.1 295.8 346.2 0.01 35 162 13328 -52.9 -84.9 1 32.0 -53.4 261 53 370.7 370.7 300.7 370.7 0.00 36 150 13820 -54.9 -85.9 1 31.0 -55.3 260 58 375.5 375.5 301.5 375.5 0.00 37 101 16299 -63.9 -91.9 1 28.0 -64.1 294 20 403.1 403.1 305.6 403.1 0.00 38 100 16360 -63.3 -91.3 1 28.0 -63.5 295 19 405.4 405.4 305.9 405.4 0.00 39 95 16675 -65.1 -93.1 1 28.0 -65.3 287 18 407.9 407.9 306.2 407.9 0.00 40 81 17651 -64.1 -92.1 1 28.0 -64.3 263 16 429.0 429.0 308.7 429.0 0.00 41 73 18285 -66.9 -93.9 1 27.0 -67.1 246 15 436.0 436.0 309.4 436.0 0.00 42 70 18540 -64.5 -92.5 1 28.0 -64.7 240 14 446.4 446.4 310.5 446.4 0.00 43 61 19386 -61.1 -90.1 1 29.0 -61.5 250 13 471.9 471.9 312.8 471.9 0.00 44 56 19913 -63.7 -91.7 1 28.0 -64.0 257 12 477.6 477.6 313.2 477.6 0.00 45 50 20610 -61.9 -90.9 1 29.0 -62.4 265 11 497.6 497.6 314.8 497.6 0.00 46 36 22651 -58.9 -88.9 1 30.0 -59.8 156 12 554.4 554.4 318.3 554.4 0.00 47 30 23790 -60.1 -89.1 1 29.0 -61.0 95 13 580.8 580.8 319.7 580.8 0.00 48 28 24224 -60.1 -89.1 1 29.0 -61.1 100 13 592.4 592.4 320.3 592.4 0.00 49 20 26360 -55.3 -86.3 1 31.0 -57.5 125 14 666.9 666.9 323.3 667.0 0.01 50 10 30860 -47.1 -81.1 1 34.0 -53.8 270 19 843.7 843.8 328.2 844.3 0.06 51 8.9 31638 -43.3 -78.3 1 35.0 -52.3 887.0 887.0 329.2 888.0 0.10 TRP 225 11223 -54.3 -70.3 12 16.0 -54.5 260 38 335.3 335.3 293.2 335.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5602.00 m Freezing level: 646.72 mb = 3716.26 m = 12192.29 ft Wetbulb zero: 780.33 mb = 2191.41 m = 7189.58 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 31.80 % Est. max temperature: 24.08 C = 75.34 F Sfc-Lift cond lev (LCL): 818.89 mb = 1795.54 m = 5890.82 ft T: 8.00 C 700-500 lapse rate: 7.94 C/km ThetaE index: 7.96 C Layer 789.0- 700.0 mb Conv cond level (CCL): 660.16 mb = 3550.09 m = 11647.15 ft Mean mixing ratio: 6.38 g/kg Conv temperature: 36.60 C = 97.89 F Cap Strength: 7.32 C Lifted Index: 3.61 C Risk: None Lifted Index @300 mb: 5.93 C Lifted Index @700 mb: 6.76 C Showalter Index: 3.73 C Risk: None Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 19.70 C K Index: 5.70 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 0.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.26 J/kg Max Up Vert Vel: 6.37 m/s Conv Inhibition (B-): 46511.36 J/kg Cap Strength: 7.23 C Lift Cond Lev (LCL): 808.00 mb = 1905.67 m = 6252.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 8 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 1008 15 220 4 2.6 3.1 | 161 10 -3.1 9.2 1 1000 108 180 8 0.0 8.0 | 158 15 -5.7 14.2 2 925 775 105 7 -6.8 1.8 | 123 15 -12.5 8.0 3 850 1487 95 3 -3.0 0.3 | 127 11 -8.7 6.4 4 700 3077 300 12 10.4 -6.0 | 268 5 4.7 0.2 5 500 5710 280 18 17.7 -3.1 | 256 12 12.0 3.0 6 400 7350 285 27 26.1 -7.0 | 272 20 20.4 -0.8 7 300 9340 270 34 34.0 -0.0 | 258 29 28.3 6.2 8 250 10540 270 31 31.0 -0.0 | 256 26 25.3 6.2 9 225 11223 260 38 37.4 6.6 | 248 34 31.7 12.8 10 200 11980 265 40 39.8 3.5 | 254 35 34.2 9.7 11 150 13820 260 58 57.1 10.1 | 252 54 51.4 16.2 12 100 16360 295 19 17.2 -8.0 | 279 12 11.5 -1.9 13 70 18540 240 14 12.1 7.0 | 206 15 6.4 13.2 14 50 20610 265 11 11.0 1.0 | 216 9 5.3 7.1 15 30 23790 95 13 -13.0 1.1 | 111 20 -18.6 7.3 16 20 26360 125 14 -11.5 8.0 | 130 22 -17.2 14.2 17 10 30860 270 19 19.0 -0.0 | 245 15 13.3 6.2 Wind Parameters Mean winds (0-6000m): 287.3 at 11.2 knts Storm direction: 317.3 at 8.4 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 119.1 deg Storm rel helicity (0-3000m) pos: 2.1 neg: -72.7 tot: -70.6 m^2/s^2 ave: -23.5 10^-3 m/s^2 rel: -0.68 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 36.63 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 ------------------------------------------------------------------------------- 500 162 7 149 15| 0.0 8.4 8.4| 0.0 -27.4 -27.4 -54.8 -0.58| 12.0 -7.0 1000 138 7 138 16| 0.0 4.3 4.3| 0.3 -41.7 -41.4 -41.4 -0.62| 8.6 -5.3 1500 127 6 133 14| 0.0 2.2 2.2| 2.1 -41.9 -39.8 -26.5 -0.51| 6.6 -3.3 2000 114 6 128 14| 0.0 2.6 2.6| 2.1 -55.0 -52.9 -26.4 -0.60| 6.2 -3.7 2500 90 6 118 13| 0.0 2.5 2.5| 2.1 -66.1 -63.9 -25.6 -0.63| 6.4 -4.0 3000 35 7 94 10| 0.0 2.1 2.1| 2.1 -72.7 -70.6 -23.5 -0.68| 6.9 -4.7 4000 297 8 215 3| 0.0 1.7 1.7| 2.1 -74.3 -72.2 -18.0 -0.65| 5.7 -3.7 5000 292 10 233 4| 0.0 1.6 1.6| 2.1 -76.2 -74.0 -14.8 -0.63| 4.9 -3.0 6000 287 11 240 6| 0.0 1.5 1.5| 5.3 -78.4 -73.1 -12.2 -0.58| 4.4 -2.5 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20250420.12.gif