UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 8 OCT 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 1003 15 18.4 5.4 42 13.0 11.3 330 6 291.3 292.3 284.4 307.4 5.61 1 1000 72 18.0 5.0 42 13.0 11.0 315 10 291.1 292.1 284.1 306.9 5.47 2 974 296 15.8 4.8 48 11.0 9.9 315 10 291.1 292.1 284.2 307.1 5.54 3 925 731 11.8 3.8 58 8.0 7.6 315 10 291.4 292.3 284.2 307.0 5.43 4 906 904 10.0 4.0 66 6.0 6.9 319 10 291.3 292.3 284.4 307.4 5.63 5 850 1430 5.0 3.0 87 2.0 4.0 330 9 291.4 292.4 284.4 307.5 5.59 6 822 1702 2.4 2.4 100 0.0 2.4 332 9 291.4 292.4 284.3 307.4 5.54 7 782 2104 -0.7 -0.7 100 0.0 -0.7 334 8 292.3 293.1 283.7 305.8 4.65 8 709 2881 -5.5 -5.5 100 0.0 -5.5 339 7 295.3 296.0 283.8 306.0 3.58 9 700 2981 -5.5 -7.9 83 2.4 -6.4 340 7 296.4 296.9 283.6 305.5 3.01 10 647 3594 -8.3 -13.3 67 5.0 -9.9 338 9 300.0 300.4 284.0 306.5 2.12 11 598 4199 -12.1 -19.1 56 7.0 -14.0 335 11 302.4 302.7 284.1 306.9 1.41 12 500 5540 -21.7 -30.7 44 9.0 -23.2 330 15 306.6 306.7 284.8 308.6 0.59 13 493 5644 -22.3 -32.3 40 10.0 -23.9 329 16 307.1 307.2 284.9 308.8 0.52 14 415 6882 -32.9 -42.9 36 10.0 -33.7 322 31 309.0 309.0 285.2 309.7 0.21 15 400 7140 -34.5 -48.5 23 14.0 -35.4 320 34 310.2 310.2 285.5 310.6 0.12 16 369 7702 -37.3 -49.3 28 12.0 -38.0 320 40 313.7 313.7 286.8 314.1 0.12 17 327 8537 -37.9 -60.9 7 23.0 -38.9 308 34 323.9 323.9 290.0 324.0 0.03 18 300 9130 -38.9 -64.9 5 26.0 -39.9 300 30 330.5 330.5 291.9 330.6 0.02 19 250 10380 -39.3 -75.3 1 36.0 -40.5 255 33 347.6 347.6 296.1 347.7 0.01 20 235 10805 -39.9 -75.9 1 36.0 -41.1 259 32 352.9 352.9 297.3 353.0 0.01 21 211 11544 -39.1 -75.1 1 36.0 -40.5 266 31 365.2 365.2 299.7 365.3 0.01 22 200 11910 -41.3 -76.3 1 35.0 -42.5 270 31 367.4 367.4 300.1 367.4 0.01 23 150 13820 -49.7 -82.7 1 33.0 -50.4 265 35 384.4 384.4 302.9 384.4 0.00 24 123 15099 -57.5 -87.5 1 30.0 -57.8 245 29 392.7 392.7 304.2 392.7 0.00 25 116 15472 -55.1 -86.1 1 31.0 -55.6 240 27 403.8 403.8 305.7 403.8 0.00 26 101 16348 -60.1 -89.1 1 29.0 -60.4 226 22 410.4 410.4 306.6 410.4 0.00 27 100 16410 -60.3 -89.3 1 29.0 -60.6 225 22 411.2 411.2 306.7 411.2 0.00 28 99 16472 -60.7 -89.7 1 29.0 -61.0 225 22 411.6 411.6 306.7 411.6 0.00 29 82 17652 -56.5 -87.5 1 31.0 -57.1 219 23 443.0 443.0 310.2 443.0 0.00 30 71 18552 -61.5 -90.5 1 29.0 -61.9 215 23 451.0 451.0 311.0 451.0 0.00 31 70 18640 -60.7 -89.7 1 29.0 -61.1 215 23 454.5 454.5 311.3 454.5 0.00 32 50 20740 -58.7 -88.7 1 30.0 -59.4 210 12 505.2 505.2 315.3 505.2 0.00 33 39 22309 -56.3 -87.3 1 31.0 -57.4 244 12 548.4 548.4 318.0 548.5 0.00 34 30 23970 -57.5 -87.5 1 30.0 -58.7 280 12 587.9 587.9 320.0 587.9 0.01 35 24 25382 -56.7 -86.7 1 30.0 -58.3 629.0 629.0 321.9 629.0 0.01 TRP 369 7702 -37.3 -49.3 28 12.0 -38.0 320 40 313.7 313.7 286.8 314.1 0.12 WND Sounding variables and indices 1000-500 mb thick: 5468.00 m Freezing level: 791.03 mb = 2013.03 m = 6604.36 ft Wetbulb zero: 790.80 mb = 2013.61 m = 6606.25 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 70.42 % Est. max temperature: 18.48 C = 65.26 F Sfc-Lift cond lev (LCL): 825.82 mb = 1664.63 m = 5461.32 ft T: 2.76 C 700-500 lapse rate: 6.33 C/km ThetaE index: 1.65 C Layer 822.0- 709.0 mb Conv cond level (CCL): 820.36 mb = 1718.39 m = 5637.68 ft Mean mixing ratio: 5.50 g/kg Conv temperature: 18.57 C = 65.43 F Cap Strength: 1.83 C Lifted Index: 2.48 C Risk: None Lifted Index @300 mb: 16.80 C Lifted Index @700 mb: 0.11 C Showalter Index: 2.25 C Risk: Showers probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 24.70 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 117.00 Risk: None Energy Index: 0.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.81 J/kg Max Up Vert Vel: 6.60 m/s Conv Inhibition (B-): 3.88 J/kg Cap Strength: 2.44 C Lift Cond Lev (LCL): 823.22 mb = 1690.28 m = 5545.48 ft Lev Free Conv (LFC): 808.22 mb = 1838.36 m = 6031.28 ft Equ Level (EL): 698.22 mb = 3000.84 m = 9845.16 ft B at Equ Level: 21.61 J/kg Max Parcel Lev (MPL): 638.22 mb = 3698.75 m = 12134.85 ft Wind level data Storm motion: 360 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 1003 15 330 6 3.0 -5.2 | 228 4 3.0 2.7 1 1000 72 315 10 7.1 -7.1 | 263 7 7.0 0.8 2 925 731 315 10 7.1 -7.1 | 263 7 7.0 0.8 3 850 1430 330 9 4.5 -7.8 | 269 4 4.5 0.1 4 700 2981 340 7 2.4 -6.6 | 241 3 2.4 1.3 5 500 5540 330 15 7.5 -13.0 | 304 9 7.5 -5.1 6 400 7140 320 34 21.9 -26.0 | 310 28 21.8 -18.2 7 369 7702 320 40 25.7 -30.6 | 312 34 25.7 -22.8 8 300 9130 300 30 26.0 -15.0 | 285 27 26.0 -7.1 9 250 10380 255 33 31.9 8.5 | 243 36 31.9 16.4 10 200 11910 270 31 31.0 -0.0 | 256 32 31.0 7.9 11 150 13820 265 35 34.9 3.1 | 253 37 34.8 10.9 12 100 16410 225 22 15.6 15.6 | 214 28 15.5 23.4 13 70 18640 215 23 13.2 18.8 | 206 30 13.2 26.7 14 50 20740 210 12 6.0 10.4 | 198 19 6.0 18.3 15 30 23970 280 12 11.8 -2.1 | 244 13 11.8 5.8 Wind Parameters Mean winds (0-6000m): 329.8 at 10.5 knts Storm direction: 359.8 at 7.9 knts Shear (0-3000m) pos: 0.8 neg: 0.8 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 15.6 deg Storm rel helicity (0-3000m) pos: 5.3 neg: -1.3 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 1.7 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 23.38 Bulk Shear: 0.93 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 ------------------------------------------------------------------------------- 500 315 10 263 7| 0.0 4.6 4.6| 4.4 0.0 4.4 8.7 0.74| 4.8 3.5 1000 316 10 264 7| 0.6 2.3 2.9| 4.9 0.0 4.9 4.9 0.65| 3.0 1.9 1500 319 10 265 6| 1.0 1.5 2.5| 5.2 -0.1 5.2 3.5 0.53| 2.5 1.4 2000 322 9 265 6| 0.9 1.2 2.0| 5.2 -0.5 4.8 2.4 0.43| 2.1 0.9 2500 325 9 265 5| 0.8 0.9 1.8| 5.2 -0.9 4.3 1.7 0.33| 1.9 0.6 3000 326 9 263 5| 0.8 0.8 1.6| 5.3 -1.3 3.9 1.3 0.26| 1.7 0.4 4000 329 9 265 4| 0.6 0.9 1.5| 7.5 -1.3 6.1 1.5 0.39| 1.7 0.7 5000 330 9 273 5| 0.5 1.1 1.6| 9.3 -1.3 7.9 1.6 0.39| 1.7 0.6 6000 330 10 283 5| 0.4 1.5 1.9| 13.3 -1.3 12.0 2.0 0.33| 2.0 0.7 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20251008.12.gif