UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for LGTS... Searching the city database file for: LGTS ... Date:2300Z 8 DEC 25 Station: LGTS WMO ident: 16622 Latitude: 40.52 Longitude: 22.97 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1025 4 5.6 4.4 92 1.2 5.0 125 4 276.8 277.6 277.0 290.6 5.11 1 1015 83 9.8 6.6 80 3.2 8.1 61 4 281.7 282.8 280.6 298.3 6.02 2 1000 205 9.8 5.3 74 4.5 7.5 325 5 283.0 283.9 280.7 298.5 5.58 3 989 297 9.4 5.6 77 3.8 7.5 336 5 283.4 284.4 281.1 299.5 5.77 4 982 356 9.6 5.6 76 4.0 7.5 344 5 284.2 285.2 281.5 300.4 5.81 5 925 851 6.8 5.0 88 1.8 5.9 45 3 286.3 287.3 282.5 302.9 5.91 6 919 904 6.4 4.9 90 1.5 5.6 34 3 286.4 287.4 282.6 303.0 5.91 7 888 1185 4.2 3.7 97 0.5 3.9 335 4 286.9 287.9 282.5 302.8 5.62 8 868 1371 4.4 1.6 82 2.8 3.1 296 5 289.0 289.9 282.7 303.2 4.95 9 850 1541 3.2 0.6 83 2.6 2.0 260 5 289.5 290.3 282.6 303.0 4.70 10 817 1861 0.8 -0.6 90 1.4 0.1 282 7 290.3 291.0 282.7 303.2 4.48 11 805 1979 0.2 -1.4 89 1.6 -0.5 291 8 290.8 291.6 282.7 303.3 4.29 12 793 2100 0.0 -3.7 76 3.7 -1.6 299 8 291.9 292.5 282.4 302.6 3.66 13 784 2191 -0.3 -6.3 64 6.0 -2.7 306 9 292.5 293.1 282.0 301.5 3.04 14 747 2577 -1.9 -8.9 59 7.0 -4.6 333 11 294.8 295.3 282.5 302.7 2.61 15 700 3090 -5.7 -12.7 58 7.0 -8.0 10 14 296.2 296.5 282.4 302.5 2.05 16 686 3248 -6.7 -12.7 62 6.0 -8.7 9 14 296.8 297.2 282.7 303.2 2.10 17 656 3596 -7.5 -21.5 32 14.0 -11.2 8 15 299.7 299.9 282.6 303.0 1.04 18 607 4197 -9.3 -32.3 14 23.0 -13.9 6 15 304.3 304.4 283.7 305.8 0.42 19 600 4286 -10.1 -34.1 12 24.0 -14.6 5 15 304.4 304.5 283.7 305.7 0.36 20 532 5198 -17.7 -34.7 21 17.0 -20.4 2 16 306.0 306.1 284.3 307.3 0.38 21 500 5660 -19.9 -45.9 8 26.0 -22.8 360 17 308.8 308.8 285.0 309.2 0.13 22 446 6502 -25.7 -57.7 3 32.0 -27.9 8 34 311.7 311.7 286.0 311.9 0.04 23 400 7290 -28.9 -52.9 8 24.0 -30.7 15 51 317.4 317.4 288.0 317.7 0.07 24 399 7308 -29.1 -52.1 9 23.0 -30.8 15 51 317.4 317.4 288.0 317.7 0.08 25 360 8031 -34.7 -54.7 11 20.0 -35.8 11 54 319.4 319.4 288.6 319.6 0.06 26 312 9008 -43.5 -55.5 25 12.0 -44.0 6 57 320.4 320.4 288.9 320.7 0.07 27 300 9270 -45.7 -52.7 45 7.0 -46.0 5 58 320.9 321.0 289.2 321.3 0.10 28 274 9868 -50.7 -58.7 38 8.0 -50.9 3 65 322.1 322.1 289.5 322.3 0.05 29 250 10460 -54.7 -66.7 21 12.0 -54.9 360 72 324.7 324.7 290.2 324.8 0.02 30 237 10801 -56.9 -68.9 21 12.0 -57.1 360 73 326.4 326.4 290.7 326.5 0.02 31 217 11355 -61.1 -74.1 16 13.0 -61.2 360 75 328.3 328.3 291.2 328.3 0.01 32 216 11384 -61.2 -74.2 16 12.9 -61.3 360 75 328.5 328.5 291.3 328.5 0.01 33 200 11860 -63.3 -75.3 18 12.0 -63.4 5 59 332.5 332.5 292.4 332.5 0.01 34 187 12269 -65.7 -76.7 20 11.0 -65.8 350 50 335.1 335.1 293.1 335.1 0.01 35 176 12635 -65.9 -74.9 27 9.0 -66.0 346 48 340.6 340.6 294.5 340.7 0.01 36 156 13370 -62.9 -78.9 10 16.0 -63.0 338 45 357.7 357.7 298.2 357.7 0.01 37 150 13610 -63.3 -82.3 6 19.0 -63.4 335 44 361.0 361.0 298.9 361.0 0.00 38 100 16100 -64.5 -92.5 1 28.0 -64.7 300 17 403.1 403.1 305.6 403.1 0.00 39 79 17539 -65.3 -93.3 1 28.0 -65.5 313 20 429.6 429.6 308.8 429.6 0.00 40 70 18280 -62.9 -91.9 1 29.0 -63.2 320 22 449.8 449.8 310.8 449.8 0.00 41 63 18931 -60.3 -89.3 1 29.0 -60.7 312 24 469.3 469.3 312.6 469.3 0.00 42 50 20360 -62.7 -91.7 1 29.0 -63.1 295 28 495.7 495.7 314.7 495.7 0.00 43 45 21005 -65.5 -93.5 1 28.0 -65.8 504.1 504.1 315.2 504.1 0.00 44 38 22039 -63.3 -91.3 1 28.0 -63.8 534.7 534.7 317.2 534.7 0.00 TRP 187 12269 -65.7 -76.7 20 11.0 -65.8 350 50 335.1 335.1 293.1 335.1 0.01 WND 216 11384 -61.2 -74.2 16 12.9 -61.3 360 75 328.5 328.5 291.3 328.5 0.01 Sounding variables and indices 1000-500 mb thick: 5455.00 m Freezing level: 793.00 mb = 2099.65 m = 6888.52 ft Wetbulb zero: 814.45 mb = 1885.62 m = 6186.35 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 52.23 % Est. max temperature: 17.17 C = 62.91 F Sfc-Lift cond lev (LCL): 1006.21 mb = 154.44 m = 506.68 ft T: 9.80 C 700-500 lapse rate: 5.53 C/km ThetaE index: 1.75 C Layer 793.0- 747.0 mb Conv cond level (CCL): 856.19 mb = 1482.02 m = 4862.21 ft Mean mixing ratio: 5.80 g/kg Conv temperature: 18.23 C = 64.81 F Cap Strength: 8.02 C Lifted Index: 9.03 C Risk: None Lifted Index @300 mb: 14.87 C Lifted Index @700 mb: 3.66 C Showalter Index: 6.97 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.50 C K Index: 16.70 Risk: < 20 % chance of thunderstorms Sweat Index: 34.20 Risk: None Energy Index: 1.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.26 J/kg Max Up Vert Vel: 6.67 m/s Conv Inhibition (B-): 26801.73 J/kg Cap Strength: 8.60 C Lift Cond Lev (LCL): 927.70 mb = 826.84 m = 2712.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 30 at 9 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 1025 4 125 4 -3.3 2.3 | 186 10 1.1 9.7 1 1000 205 325 5 2.9 -4.1 | 245 8 7.2 3.3 2 925 851 45 3 -2.1 -2.1 | 203 6 2.2 5.3 3 850 1541 260 5 4.9 0.9 | 228 12 9.3 8.3 4 700 3090 10 14 -2.4 -13.8 | 343 7 1.9 -6.4 5 500 5660 360 17 -0.0 -17.0 | 336 11 4.3 -9.6 6 400 7290 15 51 -13.2 -49.3 | 12 43 -8.9 -41.9 7 300 9270 5 58 -5.1 -57.8 | 1 50 -0.7 -50.4 8 250 10460 360 72 -0.0 -72.0 | 356 65 4.3 -64.6 9 216 11384 360 75 -0.0 -75.0 | 356 68 4.3 -67.6 10 200 11860 5 59 -5.1 -58.8 | 1 51 -0.8 -51.4 11 187 12269 350 50 8.7 -49.2 | 343 44 13.0 -41.8 12 150 13610 335 44 18.6 -39.9 | 325 40 22.9 -32.5 13 100 16100 300 17 14.7 -8.5 | 273 19 19.1 -1.1 14 70 18280 320 22 14.1 -16.9 | 297 21 18.5 -9.4 15 50 20360 295 28 25.4 -11.8 | 278 30 29.7 -4.4 Wind Parameters Mean winds (0-6000m): 0.4 at 11.4 knts Storm direction: 30.4 at 8.6 knts Shear (0-3000m) pos: 2.5 neg: 1.6 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 144.3 deg Storm rel helicity (0-3000m) pos: 61.1 neg: -10.0 tot: 51.1 m^2/s^2 ave: 17.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.27 Bulk Shear: 6.80 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 ------------------------------------------------------------------------------- 500 345 5 241 6| 0.0 7.3 7.3| 8.8 -2.4 6.3 12.7 0.33| 15.3 5.1 1000 0 4 232 6| 0.5 3.6 4.1| 11.0 -5.7 5.3 5.3 0.22| 9.7 2.1 1500 339 4 238 7| 0.3 3.2 3.5| 14.0 -10.0 3.9 2.6 0.17| 9.1 1.5 2000 309 5 240 9| 0.8 2.4 3.1| 27.1 -10.0 17.1 8.6 0.27| 8.0 2.2 2500 316 5 247 9| 1.7 1.9 3.6| 44.8 -10.0 34.8 13.9 0.38| 7.7 3.0 3000 341 7 260 7| 2.5 1.6 4.1| 61.1 -10.0 51.1 17.0 0.48| 7.8 3.7 4000 357 9 283 5| 2.0 1.3 3.3| 63.8 -10.7 53.2 13.3 0.47| 6.2 3.0 5000 360 10 301 5| 1.6 1.2 2.8| 63.8 -11.8 52.1 10.4 0.45| 5.2 2.3 6000 0 11 313 6| 2.0 1.0 3.0| 75.6 -12.6 63.0 10.5 0.44| 5.0 2.2 Wrote GIF file: /home/apache/climate/data/raob//LGTS/skewt/LGTS.skewt.20251208.23.gif