UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010912.upa.cvt Date: 1200Z 9 JAN 26 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 9 JAN 26 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 13.4 4.4 54 9.0 8.8 0 0 285.9 286.8 281.5 300.6 5.20 1 1000 112 12.2 3.2 54 9.0 7.7 255 13 285.4 286.2 280.8 298.9 4.81 2 978 298 10.4 2.4 58 8.0 6.5 259 13 285.4 286.2 280.7 298.5 4.65 3 925 758 6.2 2.0 74 4.2 4.2 270 12 285.6 286.5 281.0 299.1 4.78 4 909 901 4.8 1.7 80 3.1 3.3 273 17 285.6 286.5 280.9 299.1 4.76 5 862 1332 1.8 0.1 88 1.7 1.0 283 31 286.9 287.7 281.1 299.6 4.47 6 850 1445 1.8 0.9 94 0.9 1.4 285 35 288.0 288.9 282.1 301.7 4.80 7 819 1744 1.0 0.7 98 0.3 0.8 289 37 290.3 291.1 283.1 304.4 4.91 8 800 1933 1.6 -0.5 86 2.1 0.6 291 39 292.9 293.7 283.9 306.3 4.61 9 784 2096 0.6 -2.2 81 2.8 -0.7 293 40 293.5 294.2 283.7 305.7 4.15 10 752 2429 -1.7 -4.2 83 2.5 -2.8 298 43 294.5 295.2 283.6 305.5 3.72 11 744 2514 -0.9 -5.6 70 4.7 -2.9 299 43 296.3 296.9 284.0 306.4 3.38 12 700 2998 -4.1 -10.1 63 6.0 -6.3 305 47 297.9 298.4 283.7 305.7 2.53 13 681 3214 -5.5 -12.5 58 7.0 -7.9 305 49 298.7 299.1 283.5 305.4 2.15 14 648 3600 -8.9 -13.9 67 5.0 -10.5 304 52 299.2 299.5 283.5 305.4 2.01 15 599 4202 -14.3 -16.2 85 1.9 -14.9 303 56 299.7 300.0 283.5 305.3 1.80 16 594 4265 -14.9 -16.4 88 1.5 -15.3 303 57 299.7 300.1 283.5 305.3 1.79 17 568 4604 -14.1 -18.6 69 4.5 -15.3 302 59 304.5 304.8 285.1 309.5 1.55 18 500 5560 -19.5 -25.5 59 6.0 -20.8 300 67 309.3 309.4 286.2 312.5 0.96 19 491 5695 -20.3 -28.3 49 8.0 -21.8 300 68 309.9 310.0 286.2 312.5 0.76 20 435 6585 -24.1 -32.1 48 8.0 -25.4 300 78 316.0 316.1 288.1 318.1 0.60 21 400 7190 -29.9 -34.9 62 5.0 -30.6 300 85 316.1 316.2 288.1 317.9 0.49 22 385 7460 -31.9 -36.6 63 4.7 -32.4 300 85 317.0 317.1 288.3 318.5 0.43 23 350 8125 -36.5 -47.5 31 11.0 -37.2 300 85 319.5 319.6 288.8 320.1 0.15 24 300 9170 -45.7 -55.7 31 10.0 -46.0 300 85 320.9 321.0 289.1 321.2 0.07 25 264 10009 -51.9 -64.9 20 13.0 -52.1 300 90 323.8 323.8 289.9 323.9 0.02 26 250 10360 -53.9 -70.9 11 17.0 -54.1 300 92 325.9 325.9 290.6 326.0 0.01 27 244 10517 -54.6 -71.6 11 17.0 -54.8 305 95 327.2 327.2 290.9 327.3 0.01 28 234 10786 -55.7 -72.7 10 17.0 -55.9 302 91 329.4 329.4 291.6 329.5 0.01 29 200 11780 -60.9 -76.9 10 16.0 -61.0 290 75 336.3 336.3 293.4 336.3 0.01 30 186 12232 -62.5 -78.5 10 16.0 -62.6 300 85 340.8 340.8 294.5 340.8 0.00 31 150 13580 -57.7 -78.7 5 21.0 -57.9 285 70 370.7 370.7 300.7 370.7 0.01 32 144 13836 -56.7 -80.7 3 24.0 -57.0 285 69 376.8 376.8 301.7 376.8 0.00 33 101 16048 -61.1 -90.1 1 29.0 -61.4 285 56 408.5 408.5 306.3 408.5 0.00 34 100 16110 -60.9 -89.9 1 29.0 -61.2 285 56 410.1 410.1 306.5 410.1 0.00 35 91 16694 -62.9 -91.9 1 29.0 -63.1 282 55 417.3 417.3 307.4 417.3 0.00 36 78 17642 -64.5 -92.5 1 28.0 -64.7 278 53 432.8 432.8 309.1 432.8 0.00 37 70 18310 -60.5 -89.5 1 29.0 -60.9 275 51 455.0 455.0 311.3 455.0 0.00 38 57 19573 -66.1 -94.1 1 28.0 -66.3 287 39 469.8 469.8 312.6 469.8 0.00 39 50 20380 -60.1 -89.1 1 29.0 -60.7 295 31 501.9 501.9 315.1 501.9 0.00 40 44 21170 -63.1 -92.1 1 29.0 -63.6 280 27 513.2 513.2 315.8 513.2 0.00 41 37 22251 -56.1 -87.1 1 31.0 -57.3 260 23 557.3 557.3 318.5 557.3 0.01 42 30 23580 -56.5 -87.5 1 31.0 -57.9 235 17 590.6 590.6 320.2 590.6 0.01 43 20 26170 -53.5 -84.5 1 31.0 -56.1 260 39 672.4 672.4 323.5 672.5 0.02 44 17 27232 -45.9 -79.9 1 34.0 -51.2 266 36 728.8 728.8 325.3 729.1 0.04 45 10 30760 -46.1 -80.1 1 34.0 -53.2 285 27 847.5 847.5 328.4 848.1 0.07 46 7.2 32965 -41.9 -76.9 1 35.0 -52.6 948.2 948.3 330.4 949.9 0.15 TRP 186 12232 -62.5 -78.5 10 16.0 -62.6 300 85 340.8 340.8 294.5 340.8 0.00 WND 244 10517 -54.6 -71.6 11 17.0 -54.8 305 95 327.2 327.2 290.9 327.3 0.01 Sounding variables and indices 1000-500 mb thick: 5448.00 m Freezing level: 775.65 mb = 2182.58 m = 7160.61 ft Wetbulb zero: 792.48 mb = 2009.11 m = 6591.48 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 73.19 % Est. max temperature: 14.77 C = 58.58 F Sfc-Lift cond lev (LCL): 879.87 mb = 1165.21 m = 3822.81 ft T: 2.96 C 700-500 lapse rate: 6.01 C/km ThetaE index: 2.07 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 765.50 mb = 2286.59 m = 7501.85 ft Mean mixing ratio: 4.75 g/kg Conv temperature: 21.59 C = 70.87 F Cap Strength: 7.85 C Lifted Index: 10.25 C Risk: None Lifted Index @300 mb: 15.69 C Lifted Index @700 mb: 5.96 C Showalter Index: 8.25 C Risk: None Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.40 C K Index: 16.20 Risk: < 20 % chance of thunderstorms Sweat Index: 147.80 Risk: None Energy Index: 2.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.02 J/kg Max Up Vert Vel: 1.43 m/s Conv Inhibition (B-): 74453.93 J/kg Cap Strength: 9.91 C Lift Cond Lev (LCL): 867.85 mb = 1276.86 m = 4189.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 34 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 0 0 -0.0 -0.0 | 148 34 -17.8 28.7 1 1000 112 255 13 12.6 3.4 | 171 32 -5.2 32.1 2 925 758 270 12 12.0 -0.0 | 169 29 -5.8 28.7 3 850 1445 285 35 33.8 -9.1 | 219 25 16.0 19.6 4 700 2998 305 47 38.5 -27.0 | 265 21 20.7 1.7 5 500 5560 300 67 58.0 -33.5 | 277 41 40.2 -4.8 6 400 7190 300 85 73.6 -42.5 | 284 58 55.8 -13.8 7 300 9170 300 85 73.6 -42.5 | 284 58 55.8 -13.8 8 250 10360 300 92 79.7 -46.0 | 286 64 61.9 -17.3 9 244 10517 305 95 77.8 -54.5 | 293 65 60.0 -25.8 10 200 11780 290 75 70.5 -25.7 | 267 53 52.7 3.0 11 186 12232 300 85 73.6 -42.5 | 284 58 55.8 -13.8 12 150 13580 285 70 67.6 -18.1 | 258 51 49.8 10.6 13 100 16110 285 56 54.1 -14.5 | 249 39 36.3 14.2 14 70 18310 275 51 50.8 -4.4 | 234 41 33.0 24.2 15 50 20380 295 31 28.1 -13.1 | 213 19 10.3 15.6 16 30 23580 235 17 13.9 9.8 | 174 39 -3.9 38.4 17 20 26170 260 39 38.4 6.8 | 210 41 20.6 35.5 18 10 30760 285 27 26.1 -7.0 | 201 23 8.3 21.7 Wind Parameters Mean winds (0-6000m): 298.2 at 45.0 knts Storm direction: 328.2 at 33.8 knts Shear (0-3000m) pos: 6.6 neg: 2.1 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 117.2 deg Storm rel helicity (0-3000m) pos: 382.4 neg: -8.4 tot: 374.0 m^2/s^2 ave: 124.7 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 9.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 177.23 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 ------------------------------------------------------------------------------- 500 259 12 169 32| 0.0 12.7 12.7|111.1 -5.0 106.1 212.3 0.82| 15.7 12.8 1000 266 13 171 30| 4.5 6.4 10.9|172.4 -8.4 164.0 164.0 0.81| 12.9 10.4 1500 276 18 181 27| 8.4 4.2 12.6|279.1 -8.4 270.7 180.5 0.88| 14.0 12.3 2000 281 23 192 25| 7.5 3.2 10.7|313.4 -8.4 305.0 152.5 0.89| 12.0 10.6 2500 286 27 201 23| 7.0 2.5 9.5|347.9 -8.4 339.5 135.8 0.90| 10.8 9.7 3000 291 30 210 21| 6.6 2.1 8.7|382.4 -8.4 374.0 124.7 0.91| 10.1 9.2 4000 295 35 226 20| 5.0 2.6 7.5|401.6 -8.4 393.2 98.3 0.84| 8.6 7.3 5000 297 40 241 21| 4.0 2.9 6.8|417.2 -8.4 408.8 81.8 0.78| 7.7 6.0 6000 298 45 251 23| 3.3 3.2 6.5|444.9 -8.4 436.5 72.7 0.72| 7.2 5.2 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20260109.12.gif