UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011812.upa.cvt Date: 1200Z 18 JAN 26 Searching for LGAT... Searching the city database file for: LGAT ... Date:1200Z 18 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 1021 15 8.4 -2.6 46 11.0 3.8 0 0 279.9 280.4 275.9 288.5 3.09 1 1000 216 5.8 -3.2 52 9.0 2.1 360 21 279.0 279.5 275.3 287.4 3.01 2 990 298 4.8 -4.2 52 9.0 1.3 2 21 278.8 279.2 274.9 286.7 2.82 3 925 847 -0.5 -4.9 72 4.4 -2.1 15 23 278.8 279.3 275.0 286.8 2.87 4 919 899 -0.9 -5.1 73 4.2 -2.4 15 23 278.9 279.4 275.0 286.9 2.84 5 850 1516 -6.7 -7.3 95 0.6 -6.9 10 23 279.1 279.6 274.8 286.4 2.60 6 812 1872 -7.5 -11.8 71 4.3 -8.8 3 22 282.0 282.3 275.3 287.5 1.90 7 796 2028 -4.1 -19.1 30 15.0 -8.1 360 21 287.2 287.4 276.9 290.4 1.06 8 789 2098 -4.5 -21.5 25 17.0 -8.7 358 21 287.5 287.6 276.7 290.2 0.87 9 761 2381 -6.5 -23.5 25 17.0 -10.4 353 20 288.3 288.4 277.0 290.7 0.75 10 757 2422 -4.5 -27.5 15 23.0 -9.5 352 19 290.9 291.0 277.9 292.6 0.53 11 729 2718 -4.9 -32.9 9 28.0 -10.3 346 18 293.6 293.7 279.0 294.7 0.33 12 711 2914 -6.1 -43.1 4 37.0 -11.6 342 17 294.4 294.4 279.0 294.8 0.12 13 700 3036 -7.1 -39.1 6 32.0 -12.2 340 17 294.6 294.7 279.2 295.3 0.18 14 651 3598 -10.7 -45.7 4 35.0 -15.2 335 22 296.7 296.7 280.0 297.1 0.10 15 608 4122 -13.5 -44.5 5 31.0 -17.4 330 26 299.4 299.4 281.3 299.8 0.12 16 602 4197 -14.1 -44.1 6 30.0 -17.9 329 26 299.5 299.5 281.3 300.0 0.13 17 500 5580 -24.1 -53.1 5 29.0 -26.3 315 38 303.7 303.7 283.0 303.9 0.06 18 462 6151 -26.9 -55.9 5 29.0 -28.8 310 45 307.1 307.1 284.3 307.3 0.04 19 456 6245 -27.3 -53.3 7 26.0 -29.1 309 47 307.8 307.8 284.5 308.0 0.06 20 427 6712 -31.3 -45.3 24 14.0 -32.4 304 53 308.5 308.5 284.9 309.1 0.16 21 400 7170 -34.7 -50.7 18 16.0 -35.7 300 59 309.9 309.9 285.4 310.2 0.09 22 300 9110 -50.3 -65.3 15 15.0 -50.5 295 74 314.5 314.5 286.9 314.5 0.02 23 277 9630 -53.9 -69.9 12 16.0 -54.1 298 84 316.5 316.5 287.6 316.6 0.01 24 261 10014 -55.2 -70.6 13 15.4 -55.4 300 92 320.1 320.1 288.8 320.1 0.01 25 250 10290 -56.1 -71.1 14 15.0 -56.3 295 89 322.7 322.7 289.6 322.7 0.01 26 242 10496 -57.1 -76.1 7 19.0 -57.3 294 87 324.2 324.2 290.0 324.2 0.01 27 230 10817 -57.1 -78.1 5 21.0 -57.3 292 83 328.9 328.9 291.4 328.9 0.00 28 219 11125 -58.7 -86.7 2 28.0 -58.9 290 80 331.1 331.1 292.0 331.1 0.00 29 200 11700 -54.5 -85.5 1 31.0 -54.8 290 64 346.5 346.5 295.8 346.5 0.00 30 188 12093 -56.7 -86.7 1 30.0 -56.9 287 66 349.1 349.1 296.4 349.1 0.00 31 173 12625 -50.5 -82.5 1 32.0 -51.0 282 68 367.7 367.7 300.2 367.8 0.00 32 150 13550 -51.5 -83.5 1 32.0 -52.1 275 72 381.3 381.3 302.5 381.3 0.00 33 100 16140 -59.1 -89.1 1 30.0 -59.5 280 60 413.5 413.5 306.9 413.5 0.00 34 95 16460 -60.5 -89.5 1 29.0 -60.8 277 57 416.9 416.9 307.3 416.9 0.00 35 85 17154 -59.7 -89.7 1 30.0 -60.0 271 50 432.0 432.0 309.0 432.0 0.00 36 70 18350 -66.1 -94.1 1 28.0 -66.3 260 38 443.0 443.0 310.2 443.0 0.00 37 67 18615 -67.3 -94.3 1 27.0 -67.5 260 37 446.0 446.0 310.5 446.0 0.00 38 50 20400 -62.3 -91.3 1 29.0 -62.7 260 27 496.7 496.7 314.7 496.7 0.00 39 40 21772 -64.7 -92.7 1 28.0 -65.1 291 18 523.4 523.4 316.5 523.4 0.00 40 30 23560 -57.5 -87.5 1 30.0 -58.7 330 7 587.9 587.9 320.0 587.9 0.01 41 25 24720 -58.1 -88.1 1 30.0 -59.5 251 8 617.6 617.6 321.4 617.7 0.01 42 20 26170 -47.5 -80.5 1 33.0 -51.8 155 10 690.8 690.8 324.1 691.0 0.03 43 10 30790 -40.3 -76.3 1 36.0 -50.3 240 32 869.1 869.2 328.8 870.4 0.12 44 7.3 32956 -36.1 -73.1 1 37.0 -50.1 968.1 968.3 330.7 971.3 0.27 TRP 219 11125 -58.7 -86.7 2 28.0 -58.9 290 80 331.1 331.1 292.0 331.1 0.00 WND 261 10014 -55.2 -70.6 13 15.4 -55.4 300 92 320.1 320.1 288.8 320.1 0.01 Sounding variables and indices 1000-500 mb thick: 5364.00 m Freezing level: 931.13 mb = 795.22 m = 2608.97 ft Wetbulb zero: 966.09 mb = 495.76 m = 1626.50 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 29.83 % Est. max temperature: 7.59 C = 45.65 F Sfc-Lift cond lev (LCL): 862.45 mb = 1401.08 m = 4596.66 ft T: -5.62 C 700-500 lapse rate: 6.68 C/km ThetaE index: 1.88 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 861.19 mb = 1412.66 m = 4634.65 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 7.61 C = 45.70 F Cap Strength: 12.72 C Lifted Index: 14.38 C Risk: None Lifted Index @300 mb: 19.47 C Lifted Index @700 mb: 10.52 C Showalter Index: 14.82 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 16.80 C K Index: -21.90 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 3.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.99 J/kg Max Up Vert Vel: 2.45 m/s Conv Inhibition (B-): 64602.89 J/kg Cap Strength: 14.33 C Lift Cond Lev (LCL): 863.36 mb = 1392.70 m = 4569.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 8 at 19 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 1021 15 0 0 -0.0 -0.0 | 188 19 2.5 18.6 1 1000 216 360 21 -0.0 -21.0 | 313 3 2.5 -2.4 2 925 847 15 23 -6.0 -22.2 | 44 5 -3.4 -3.6 3 850 1516 10 23 -4.0 -22.7 | 20 4 -1.5 -4.0 4 700 3036 340 17 5.8 -16.0 | 252 9 8.3 2.7 5 500 5580 315 38 26.9 -26.9 | 286 31 29.4 -8.2 6 400 7170 300 59 51.1 -29.5 | 281 55 53.6 -10.9 7 300 9110 295 74 67.1 -31.3 | 280 71 69.6 -12.6 8 261 10014 300 92 79.7 -46.0 | 288 87 82.2 -27.4 9 250 10290 295 89 80.7 -37.6 | 283 85 83.2 -19.0 10 219 11125 290 80 75.2 -27.4 | 276 78 77.7 -8.7 11 200 11700 290 64 60.1 -21.9 | 273 63 62.6 -3.2 12 150 13550 275 72 71.7 -6.3 | 261 75 74.2 12.4 13 100 16140 280 60 59.1 -10.4 | 262 62 61.6 8.2 14 70 18350 260 38 37.4 6.6 | 238 47 39.9 25.2 15 50 20400 260 27 26.6 4.7 | 231 37 29.1 23.3 16 30 23560 330 7 3.5 -6.1 | 206 14 6.0 12.6 17 20 26170 155 10 -4.2 9.1 | 176 28 -1.7 27.7 18 10 30790 240 32 27.7 16.0 | 221 46 30.2 34.6 Wind Parameters Mean winds (0-6000m): 337.7 at 25.1 knts Storm direction: 7.7 at 18.8 knts Shear (0-3000m) pos: 3.9 neg: 2.2 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 65.2 deg Storm rel helicity (0-3000m) pos: 18.6 neg: -13.7 tot: 5.0 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 18.67 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 3 17 234 2| 22.6 0.0 22.6| 16.1 0.0 16.1 32.3 0.64| 27.2 17.5 1000 8 20 19 1| 11.8 0.0 11.8| 18.6 -0.3 18.3 18.3 0.65| 15.3 9.9 1500 10 21 26 2| 7.9 0.5 8.4| 18.6 -2.0 16.6 11.1 0.57| 10.7 6.1 2000 9 21 16 3| 5.9 1.4 7.3| 18.6 -5.7 12.9 6.5 0.39| 9.2 3.6 2500 6 21 355 2| 4.7 1.9 6.7| 18.6 -9.4 9.2 3.7 0.27| 8.1 2.2 3000 4 21 328 2| 3.9 2.2 6.1| 18.6 -13.7 5.0 1.7 0.19| 7.4 1.4 4000 357 21 298 4| 3.0 2.3 5.3| 34.8 -13.7 21.2 5.3 0.27| 6.7 1.8 5000 347 22 293 8| 2.4 2.8 5.1| 41.8 -13.7 28.1 5.6 0.25| 6.4 1.6 6000 338 25 291 13| 2.0 3.3 5.3| 42.5 -18.2 24.3 4.0 0.20| 6.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//LGAT/skewt/LGAT.skewt.20260118.12.gif