UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112812.upa.cvt Date: 1200Z 28 NOV 25 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 28 NOV 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 1006 15 18.6 12.6 68 6.0 14.9 0 0 291.3 292.9 287.8 317.2 9.14 1 1000 91 18.2 13.7 75 4.5 15.4 165 14 291.4 293.1 288.5 319.4 9.89 2 976 299 16.6 12.1 75 4.5 13.8 170 17 291.8 293.4 288.0 317.7 9.12 3 925 753 12.4 10.2 86 2.2 11.1 180 23 292.0 293.5 287.5 316.1 8.47 4 909 899 11.2 9.6 90 1.6 10.3 184 25 292.2 293.7 287.3 315.8 8.28 5 884 1132 9.0 9.0 100 0.0 9.0 191 27 292.3 293.7 287.3 315.6 8.17 6 858 1379 7.6 3.9 77 3.7 5.6 198 30 293.3 294.4 285.5 310.4 5.90 7 850 1456 7.0 3.5 78 3.5 5.2 200 31 293.5 294.5 285.4 310.3 5.79 8 785 2104 1.8 -0.0 88 1.8 1.0 206 41 294.7 295.5 284.9 308.9 4.87 9 762 2343 -0.3 -0.7 97 0.4 -0.5 208 45 294.9 295.8 284.9 308.9 4.77 10 716 2839 -2.7 -7.0 72 4.3 -4.4 213 52 297.6 298.1 284.2 307.1 3.16 11 700 3018 -4.1 -5.8 88 1.7 -4.8 215 55 297.9 298.6 284.8 308.6 3.54 12 692 3109 -4.9 -6.2 91 1.3 -5.4 215 55 298.0 298.7 284.8 308.5 3.47 13 667 3397 -6.9 -12.9 62 6.0 -8.9 214 54 298.9 299.3 283.6 305.5 2.12 14 657 3515 -7.1 -27.1 19 20.0 -11.6 214 54 300.0 300.1 282.2 302.1 0.63 15 650 3598 -6.9 -30.9 13 24.0 -11.9 214 54 301.2 301.2 282.4 302.7 0.45 16 641 3707 -7.5 -34.5 9 27.0 -12.6 214 53 301.7 301.7 282.5 302.8 0.32 17 601 4205 -11.7 -31.7 17 20.0 -15.5 213 52 302.4 302.5 283.0 303.9 0.45 18 591 4333 -12.7 -32.7 17 20.0 -16.3 212 52 302.7 302.8 283.1 304.1 0.41 19 570 4608 -14.9 -18.7 73 3.8 -15.9 212 51 303.3 303.6 284.7 308.2 1.53 20 557 4783 -15.3 -31.3 24 16.0 -18.2 212 51 304.8 304.9 284.0 306.5 0.50 21 523 5256 -18.3 -41.3 11 23.0 -21.3 211 50 306.8 306.8 284.4 307.5 0.20 22 516 5356 -18.9 -35.9 21 17.0 -21.5 210 50 307.2 307.3 284.7 308.4 0.35 23 500 5590 -21.3 -34.3 30 13.0 -23.2 210 49 307.1 307.1 284.8 308.5 0.42 24 490 5739 -22.7 -32.7 40 10.0 -24.2 209 50 307.1 307.2 284.9 308.8 0.50 25 400 7190 -35.1 -42.1 49 7.0 -35.7 200 62 309.4 309.4 285.4 310.2 0.24 26 385 7455 -37.5 -43.5 53 6.0 -37.9 203 67 309.6 309.7 285.4 310.4 0.21 27 373 7673 -38.3 -40.7 78 2.4 -38.5 206 71 311.4 311.4 286.2 312.4 0.29 28 343 8244 -42.3 -59.3 14 17.0 -42.9 214 81 313.5 313.5 286.6 313.6 0.04 29 328 8545 -44.7 -62.7 12 18.0 -45.2 217 87 314.2 314.2 286.9 314.3 0.03 30 310 8922 -44.9 -61.9 13 17.0 -45.4 222 94 319.1 319.1 288.5 319.2 0.03 31 301 9118 -46.2 -62.3 14 16.1 -46.6 225 98 320.0 320.0 288.8 320.1 0.03 32 300 9140 -46.3 -62.3 15 16.0 -46.7 225 98 320.1 320.1 288.8 320.2 0.03 33 280 9593 -49.9 -65.9 14 16.0 -50.2 223 89 321.3 321.3 289.2 321.4 0.02 34 257 10151 -50.5 -67.5 12 17.0 -50.8 221 77 328.4 328.4 291.3 328.5 0.02 35 250 10330 -51.3 -69.3 10 18.0 -51.6 220 73 329.8 329.8 291.7 329.9 0.01 36 233 10786 -53.7 -70.7 11 17.0 -53.9 225 75 332.9 332.9 292.5 332.9 0.01 37 200 11770 -52.9 -73.9 6 21.0 -53.2 230 78 349.0 349.0 296.4 349.0 0.01 38 163 13073 -58.5 -80.5 4 22.0 -58.7 230 71 360.6 360.6 298.8 360.6 0.00 39 150 13600 -55.1 -79.1 4 24.0 -55.5 230 68 375.1 375.1 301.5 375.2 0.01 40 100 16150 -61.3 -90.3 1 29.0 -61.6 240 36 409.3 409.3 306.4 409.3 0.00 41 85 17148 -65.9 -93.9 1 28.0 -66.1 419.5 419.5 307.6 419.5 0.00 42 71 18243 -64.7 -92.7 1 28.0 -64.9 444.2 444.2 310.3 444.2 0.00 TRP 233 10786 -53.7 -70.7 11 17.0 -53.9 225 75 332.9 332.9 292.5 332.9 0.01 WND 301 9118 -46.2 -62.3 14 16.1 -46.6 225 98 320.0 320.0 288.8 320.1 0.03 Sounding variables and indices 1000-500 mb thick: 5499.00 m Freezing level: 765.29 mb = 2308.74 m = 7574.52 ft Wetbulb zero: 769.97 mb = 2259.27 m = 7412.21 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 59.18 % Est. max temperature: 20.71 C = 69.28 F Sfc-Lift cond lev (LCL): 920.20 mb = 796.59 m = 2613.45 ft T: 12.04 C 700-500 lapse rate: 6.69 C/km ThetaE index: 12.28 C Layer 976.0- 700.0 mb Conv cond level (CCL): 901.77 mb = 965.76 m = 3168.47 ft Mean mixing ratio: 8.91 g/kg Conv temperature: 19.59 C = 67.26 F Cap Strength: 0.39 C Lifted Index: -3.33 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 2.49 C Lifted Index @700 mb: -3.30 C Showalter Index: 0.83 C Risk: Thunderstorms probable Total Totals Index: 53.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 24.80 C K Index: 30.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 281.71 Risk: None Energy Index: -0.37 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 882.34 J/kg Max Up Vert Vel: 42.01 m/s Conv Inhibition (B-): 3.05 J/kg Cap Strength: 0.39 C Lift Cond Lev (LCL): 907.47 mb = 913.25 m = 2996.20 ft Lev Free Conv (LFC): 892.47 mb = 1052.12 m = 3451.79 ft Equ Level (EL): 312.47 mb = 8868.53 m = 29095.88 ft B at Equ Level: 870.98 J/kg Max Parcel Lev (MPL): 212.47 mb = 11380.01 m = 37335.53 ft Wind level data Storm motion: 238 at 32 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 1006 15 0 0 -0.0 -0.0 | 58 32 -27.4 -16.9 1 1000 91 165 14 -3.6 13.5 | 84 31 -31.1 -3.4 2 925 753 180 23 0.0 23.0 | 103 28 -27.4 6.1 3 850 1456 200 31 10.6 29.1 | 126 21 -16.8 12.2 4 700 3018 215 55 31.5 45.1 | 188 28 4.1 28.2 5 500 5590 210 49 24.5 42.4 | 173 26 -2.9 25.5 6 400 7190 200 62 21.2 58.3 | 171 42 -6.2 41.4 7 301 9118 225 98 69.3 69.3 | 219 67 41.9 52.4 8 300 9140 225 98 69.3 69.3 | 219 67 41.9 52.4 9 250 10330 220 73 46.9 55.9 | 207 44 19.5 39.0 10 233 10786 225 75 53.0 53.0 | 215 44 25.6 36.1 11 200 11770 230 78 59.8 50.1 | 224 46 32.3 33.2 12 150 13600 230 68 52.1 43.7 | 223 36 24.6 26.8 13 100 16150 240 36 31.2 18.0 | 253 4 3.7 1.1 Wind Parameters Mean winds (0-6000m): 208.4 at 43.0 knts Storm direction: 238.4 at 32.2 knts Shear (0-3000m) pos: 9.4 neg: 0.0 tot: 9.4 10-3/s Storm rel Dir Shear (0-3000m): 129.8 deg Storm rel helicity (0-3000m) pos: 408.6 neg: 0.0 tot: 408.6 m^2/s^2 ave: 136.2 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 10.1 10^-3/s Energy-Hel index: 1.69 Bulk Rich Number: 6.50 Bulk Shear: 135.70 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 ------------------------------------------------------------------------------- 500 170 16 88 30| 20.3 0.0 20.3|163.4 0.0 163.4 326.8 0.99| 21.1 20.8 1000 177 20 95 28| 13.4 0.0 13.4|216.2 0.0 216.2 216.2 0.96| 14.8 14.1 1500 185 23 103 26| 10.9 0.0 10.9|260.9 0.0 260.9 173.9 0.92| 12.9 11.9 2000 192 26 111 24| 10.2 0.0 10.2|306.4 0.0 306.4 153.2 0.94| 11.8 11.0 2500 197 30 121 22| 9.7 0.0 9.7|355.0 0.0 355.0 142.0 0.94| 11.2 10.5 3000 202 33 133 21| 9.4 0.0 9.4|408.6 0.0 408.6 136.2 0.93| 10.8 10.1 4000 206 38 149 20| 7.1 0.4 7.4|408.6 -19.6 389.0 97.3 0.85| 8.5 7.2 5000 208 41 157 21| 5.7 0.6 6.3|408.6 -38.9 369.7 73.9 0.77| 7.1 5.5 6000 208 43 161 22| 4.7 0.6 5.4|409.1 -49.7 359.4 59.9 0.70| 6.4 4.4 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20251128.12.gif