UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 28 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 1015 15 17.4 2.4 37 15.0 9.7 5 8 289.3 290.1 282.3 302.2 4.48 1 1000 165 14.8 1.8 41 13.0 8.3 360 26 288.0 288.7 281.5 300.4 4.35 2 984 301 13.2 2.2 47 11.0 7.8 360 26 287.7 288.5 281.6 300.7 4.55 3 925 817 8.4 1.4 61 7.0 5.0 360 24 287.9 288.7 281.7 301.0 4.57 4 916 898 7.6 1.6 66 6.0 4.7 3 26 287.9 288.7 281.8 301.3 4.69 5 867 1347 3.4 0.6 82 2.8 2.1 23 35 288.1 288.9 281.8 301.2 4.61 6 856 1451 5.4 -12.6 26 18.0 -1.0 28 38 291.2 291.5 279.7 296.3 1.69 7 850 1508 5.2 -16.8 19 22.0 -1.9 30 39 291.6 291.8 279.2 295.3 1.21 8 841 1595 5.6 -12.4 26 18.0 -0.9 32 38 292.9 293.2 280.6 298.2 1.75 9 804 1963 5.2 -0.8 65 6.0 2.3 39 34 296.3 297.1 285.1 309.6 4.49 10 791 2095 4.4 -2.6 60 7.0 1.2 41 33 296.8 297.5 284.8 308.7 3.99 11 779 2220 4.2 -4.8 52 9.0 0.3 43 31 297.9 298.5 284.7 308.2 3.43 12 700 3079 -2.5 -9.5 59 7.0 -5.2 60 22 299.7 300.2 284.5 307.9 2.66 13 655 3602 -6.1 -10.7 70 4.6 -7.8 51 23 301.4 301.9 285.1 309.4 2.58 14 606 4205 -10.9 -13.6 80 2.7 -11.8 41 23 302.6 303.0 285.1 309.6 2.21 15 581 4527 -13.9 -14.8 93 0.9 -14.2 35 24 302.8 303.2 285.1 309.4 2.09 16 556 4859 -16.1 -20.8 67 4.7 -17.3 29 24 304.0 304.3 284.7 308.3 1.31 17 535 5148 -18.7 -22.5 72 3.8 -19.6 24 24 304.3 304.5 284.6 308.1 1.17 18 500 5650 -20.9 -26.9 59 6.0 -22.1 15 25 307.6 307.7 285.5 310.4 0.84 19 492 5769 -21.5 -26.5 64 5.0 -22.5 12 24 308.2 308.4 285.8 311.2 0.89 20 465 6182 -23.1 -35.1 32 12.0 -24.8 0 21 311.3 311.3 286.3 312.7 0.42 21 400 7260 -33.3 -39.3 55 6.0 -33.9 330 12 311.7 311.8 286.4 312.8 0.32 22 393 7384 -34.5 -39.5 60 5.0 -35.0 331 12 311.7 311.8 286.4 312.8 0.32 23 368 7840 -38.3 -47.3 38 9.0 -38.8 334 14 312.6 312.6 286.4 313.1 0.15 24 316 8868 -47.7 -53.7 50 6.0 -47.9 342 17 313.4 313.4 286.6 313.7 0.08 25 312 8952 -47.7 -52.7 56 5.0 -47.9 343 17 314.6 314.6 287.1 314.9 0.09 26 300 9210 -49.3 -56.3 44 7.0 -49.5 345 18 315.9 315.9 287.5 316.1 0.06 27 254 10288 -54.3 -65.3 25 11.0 -54.5 305 26 323.9 323.9 290.0 324.0 0.02 28 250 10390 -54.3 -66.3 22 12.0 -54.5 310 25 325.3 325.3 290.4 325.4 0.02 29 235 10787 -53.5 -68.5 14 15.0 -53.8 296 21 332.4 332.4 292.4 332.4 0.02 30 200 11820 -55.1 -73.1 9 18.0 -55.4 260 10 345.5 345.5 295.6 345.6 0.01 31 188 12214 -56.9 -74.9 9 18.0 -57.1 258 11 348.8 348.8 296.4 348.8 0.01 32 150 13650 -55.3 -81.3 3 26.0 -55.6 250 13 374.8 374.8 301.4 374.8 0.00 33 134 14371 -53.5 -84.5 1 31.0 -54.0 258 14 390.3 390.3 303.8 390.3 0.00 34 101 16167 -57.9 -87.9 1 30.0 -58.3 279 15 414.7 414.7 307.1 414.7 0.00 35 100 16230 -57.9 -87.9 1 30.0 -58.3 280 15 415.9 415.9 307.2 415.9 0.00 36 70 18460 -61.7 -90.7 1 29.0 -62.0 250 19 452.4 452.4 311.1 452.4 0.00 37 64 19019 -58.1 -88.1 1 30.0 -58.7 242 18 472.0 472.0 312.8 472.0 0.00 38 50 20570 -58.7 -88.7 1 30.0 -59.4 220 14 505.2 505.2 315.3 505.2 0.00 39 38 22297 -58.7 -88.7 1 30.0 -59.6 225 15 546.4 546.4 317.9 546.4 0.00 40 30 23800 -54.3 -85.3 1 31.0 -56.0 230 15 596.6 596.6 320.5 596.7 0.01 41 26 24716 -54.9 -85.9 1 31.0 -56.7 619.8 619.8 321.5 619.9 0.01 TRP 254 10288 -54.3 -65.3 25 11.0 -54.5 305 26 323.9 323.9 290.0 324.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5485.00 m Freezing level: 729.48 mb = 2758.40 m = 9049.77 ft Wetbulb zero: 859.52 mb = 1417.15 m = 4649.38 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 63.01 % Est. max temperature: 16.72 C = 62.10 F Sfc-Lift cond lev (LCL): 810.21 mb = 1899.64 m = 6232.35 ft T: 5.27 C 700-500 lapse rate: 7.16 C/km ThetaE index: 5.95 C Layer 867.0- 841.0 mb Conv cond level (CCL): 699.03 mb = 3089.88 m = 10137.29 ft Mean mixing ratio: 4.53 g/kg Conv temperature: 27.88 C = 82.18 F Cap Strength: 7.58 C Lifted Index: 7.44 C Risk: None Lifted Index @300 mb: 10.74 C Lifted Index @700 mb: 6.45 C Showalter Index: 11.39 C Risk: None Total Totals Index: 30.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 4.10 C K Index: 2.30 Risk: None Sweat Index: 103.00 Risk: None Energy Index: 3.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.01 J/kg Max Up Vert Vel: 2.45 m/s Conv Inhibition (B-): 40673.26 J/kg Cap Strength: 7.58 C Lift Cond Lev (LCL): 829.01 mb = 1712.29 m = 5617.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 60 at 20 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 1015 15 5 8 -0.7 -8.0 | 263 16 16.3 2.0 1 1000 165 360 26 -0.0 -26.0 | 313 23 17.0 -16.0 2 925 817 360 24 -0.0 -24.0 | 310 22 17.0 -14.0 3 850 1508 30 39 -19.5 -33.8 | 6 24 -2.5 -23.8 4 700 3079 60 22 -19.1 -11.0 | 64 2 -2.1 -1.0 5 500 5650 15 25 -6.5 -24.1 | 324 18 10.5 -14.2 6 400 7260 330 12 6.0 -10.4 | 271 23 23.0 -0.4 7 300 9210 345 18 4.7 -17.4 | 289 23 21.6 -7.4 8 254 10288 305 26 21.3 -14.9 | 277 39 38.3 -4.9 9 250 10390 310 25 19.2 -16.1 | 280 37 36.1 -6.1 10 200 11820 260 10 9.8 1.7 | 246 29 26.8 11.7 11 150 13650 250 13 12.2 4.4 | 244 33 29.2 14.4 12 100 16230 280 15 14.8 -2.6 | 257 33 31.7 7.4 13 70 18460 250 19 17.9 6.5 | 245 39 34.8 16.5 14 50 20570 220 14 9.0 10.7 | 231 33 26.0 20.7 15 30 23800 230 15 11.5 9.6 | 235 35 28.4 19.6 Wind Parameters Mean winds (0-6000m): 29.6 at 26.2 knts Storm direction: 59.6 at 19.7 knts Shear (0-3000m) pos: 4.0 neg: 2.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 150.7 deg Storm rel helicity (0-3000m) pos: 238.5 neg: -8.3 tot: 230.2 m^2/s^2 ave: 76.7 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 7.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 21.85 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 0 23 308 21| 0.0 17.5 17.5| 75.6 -4.1 71.5 143.0 0.82| 19.6 16.0 1000 1 24 311 22| 2.7 8.7 11.4|109.4 -8.3 101.2 101.2 0.80| 13.3 10.6 1500 10 27 325 21| 7.3 5.8 13.2|208.0 -8.3 199.7 133.2 0.88| 14.5 12.7 2000 18 30 336 20| 5.5 4.4 9.9|225.7 -8.3 217.4 108.7 0.80| 13.0 10.4 2500 23 30 343 18| 4.6 3.5 8.1|234.5 -8.3 226.3 90.5 0.74| 11.9 8.9 3000 27 29 346 17| 4.0 2.9 6.9|238.5 -8.3 230.2 76.7 0.70| 11.1 7.8 4000 32 28 350 14| 3.0 2.9 5.9|238.6 -12.7 225.9 56.5 0.58| 9.2 5.3 5000 32 27 348 13| 2.4 2.9 5.4|238.6 -21.4 217.2 43.4 0.48| 8.1 3.9 6000 30 26 343 13| 2.0 2.8 4.8|238.6 -54.4 184.2 30.7 0.35| 7.6 2.7 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20250428.12.gif