UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 3 DEC 25 Station: GC018 WMO ident: 60018 Latitude: 28.32 Longitude: -16.38 ------------------------------------------------------------------------------- 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 1011 119 19.8 14.8 73 5.0 16.6 30 13 292.0 293.9 289.3 321.9 10.52 1 1000 213 17.8 15.9 89 1.9 16.6 40 13 291.0 293.0 289.8 323.2 11.43 2 963 535 14.4 14.4 100 0.0 14.4 28 13 290.7 292.6 289.0 321.0 10.77 3 925 875 12.6 12.6 100 0.0 12.6 15 13 292.2 294.0 288.9 320.5 9.96 4 850 1579 7.6 7.1 97 0.5 7.3 25 13 294.1 295.4 287.3 315.6 7.46 5 825 1824 5.8 5.0 95 0.8 5.4 33 13 294.7 295.9 286.8 314.0 6.64 6 817 1904 6.0 6.0 100 0.0 6.0 36 12 295.8 297.1 287.6 316.7 7.19 7 805 2025 5.0 3.9 93 1.1 4.4 40 12 296.0 297.1 286.9 314.3 6.30 8 788 2199 2.8 -15.2 25 18.0 -3.2 46 12 295.4 295.7 281.3 300.0 1.49 9 768 2408 7.0 -24.0 9 31.0 -2.3 54 11 302.1 302.3 283.2 304.5 0.72 10 760 2494 8.0 -28.0 6 36.0 -2.1 57 11 304.1 304.2 283.7 305.8 0.50 11 743 2681 7.4 -30.6 5 38.0 -2.7 63 11 305.4 305.5 284.1 306.8 0.40 12 700 3169 4.4 -36.6 3 41.0 -5.0 80 10 307.4 307.4 284.7 308.2 0.24 13 671 3511 1.8 -40.2 3 42.0 -6.8 71 10 308.2 308.2 284.9 308.8 0.17 14 551 5067 -8.5 -30.5 15 22.0 -13.5 30 8 313.8 313.9 287.3 315.8 0.55 15 500 5810 -14.7 -30.7 24 16.0 -18.0 10 7 315.1 315.2 287.8 317.2 0.59 16 485 6039 -16.7 -36.7 16 20.0 -20.0 20 7 315.4 315.5 287.6 316.6 0.34 17 400 7450 -28.9 -38.9 38 10.0 -30.1 85 6 317.4 317.5 288.3 318.6 0.33 18 395 7540 -29.7 -37.7 46 8.0 -30.7 92 6 317.5 317.6 288.4 318.9 0.38 19 355 8293 -34.9 -43.9 39 9.0 -35.7 149 7 320.4 320.4 289.1 321.2 0.22 20 349 8411 -35.5 -51.5 18 16.0 -36.5 158 7 321.1 321.2 289.2 321.5 0.10 21 342 8552 -35.7 -56.7 10 21.0 -36.8 169 8 322.7 322.7 289.6 322.9 0.05 22 300 9450 -42.7 -61.7 11 19.0 -43.3 240 9 325.2 325.2 290.3 325.3 0.03 23 294 9586 -43.5 -64.5 8 21.0 -44.1 242 10 325.9 325.9 290.6 326.0 0.02 24 250 10660 -51.3 -70.3 9 19.0 -51.6 260 21 329.8 329.8 291.7 329.8 0.01 25 217 11567 -58.5 -71.5 17 13.0 -58.6 257 31 332.3 332.3 292.3 332.3 0.01 26 200 12080 -59.3 -73.3 15 14.0 -59.5 255 36 338.9 338.9 294.0 338.9 0.01 27 195 12238 -60.3 -72.3 19 12.0 -60.4 255 38 339.7 339.7 294.3 339.8 0.01 28 150 13860 -63.5 -83.5 5 20.0 -63.6 260 60 360.7 360.7 298.8 360.7 0.00 29 136 14459 -65.1 -85.1 5 20.0 -65.2 264 62 368.1 368.1 300.2 368.1 0.00 30 133 14595 -65.0 -85.5 4 20.4 -65.1 265 62 370.6 370.6 300.7 370.6 0.00 31 123 15072 -64.7 -86.7 3 22.0 -64.8 268 58 379.6 379.6 302.2 379.6 0.00 32 101 16261 -69.7 -87.7 6 18.0 -69.8 275 48 391.9 391.9 304.0 391.9 0.00 33 100 16320 -69.5 -87.5 6 18.0 -69.6 280 50 393.4 393.4 304.3 393.5 0.00 34 83 17433 -70.5 -88.5 5 18.0 -70.6 277 42 412.9 412.9 306.9 413.0 0.00 35 73 18206 -66.5 -88.5 3 22.0 -66.7 276 37 436.8 436.8 309.6 436.9 0.00 36 70 18460 -67.3 -89.3 3 22.0 -67.5 275 35 440.4 440.4 309.9 440.4 0.00 37 58 19588 -68.3 -90.3 3 22.0 -68.5 278 33 462.5 462.5 312.0 462.5 0.00 38 50 20490 -62.1 -89.1 2 27.0 -62.6 280 31 497.1 497.1 314.8 497.2 0.00 39 42 21576 -59.3 -88.3 1 29.0 -60.0 273 27 529.5 529.5 316.9 529.5 0.00 40 37 22368 -60.9 -89.9 1 29.0 -61.6 268 24 544.9 544.9 317.8 544.9 0.00 41 32 23281 -56.1 -88.1 1 32.0 -57.5 263 21 580.9 580.9 319.7 580.9 0.01 42 31 23482 -58.1 -88.1 1 30.0 -59.2 261 20 580.8 580.8 319.7 580.8 0.01 43 30 23690 -55.5 -87.5 1 32.0 -57.0 260 19 593.3 593.3 320.3 593.4 0.01 44 28 24134 -51.7 -85.7 1 34.0 -54.0 256 21 615.7 615.7 321.3 615.8 0.01 45 20 26300 -55.7 -86.7 1 31.0 -57.8 235 28 665.7 665.7 323.3 665.8 0.01 46 19 26626 -56.9 -87.9 1 31.0 -58.8 671.8 671.8 323.5 671.9 0.01 47 16 27728 -51.5 -85.5 1 34.0 -55.1 723.3 723.3 325.1 723.4 0.02 48 14 28587 -55.3 -87.3 1 32.0 -58.1 738.5 738.5 325.6 738.6 0.01 49 10 30782 -45.7 -83.7 1 38.0 -53.1 849.0 849.0 328.4 849.3 0.04 TRP 101 16261 -69.7 -87.7 6 18.0 -69.8 275 48 391.9 391.9 304.0 391.9 0.00 WND 133 14595 -65.0 -85.5 4 20.4 -65.1 265 62 370.6 370.6 300.7 370.6 0.00 Sounding variables and indices 1000-500 mb thick: 5597.00 m Freezing level: 650.03 mb = 3782.84 m = 12410.75 ft Wetbulb zero: 795.15 mb = 2125.09 m = 6971.99 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 39.64 % Est. max temperature: 21.59 C = 70.87 F Sfc-Lift cond lev (LCL): 938.94 mb = 748.55 m = 2455.84 ft T: 13.27 C 700-500 lapse rate: 7.23 C/km ThetaE index: 16.66 C Layer 805.0- 768.0 mb Conv cond level (CCL): 955.43 mb = 601.38 m = 1973.02 ft Mean mixing ratio: 10.60 g/kg Conv temperature: 18.73 C = 65.71 F Cap Strength: 3.75 C Lifted Index: 0.92 C Risk: Showers probable Lifted Index @300 mb: 3.28 C Lifted Index @700 mb: 3.38 C Showalter Index: 4.21 C Risk: None Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 21.80 C K Index: -11.60 Risk: None Sweat Index: 118.20 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 106.83 J/kg Max Up Vert Vel: 14.62 m/s Conv Inhibition (B-): 0.45 J/kg Cap Strength: 3.74 C Lift Cond Lev (LCL): 950.23 mb = 647.53 m = 2124.42 ft Lev Free Conv (LFC): 945.23 mb = 692.13 m = 2270.73 ft Equ Level (EL): 765.23 mb = 2438.03 m = 7998.70 ft B at Equ Level: 82.06 J/kg Max Parcel Lev (MPL): 705.23 mb = 3108.07 m = 10196.97 ft Wind level data Storm motion: 71 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 1011 119 30 13 -6.5 -11.3 | 355 9 0.8 -8.7 1 1000 213 40 13 -8.4 -10.0 | 8 8 -1.1 -7.4 2 925 875 15 13 -3.4 -12.6 | 339 11 3.9 -10.0 3 850 1579 25 13 -5.5 -11.8 | 349 9 1.8 -9.2 4 700 3169 80 10 -9.8 -1.7 | 107 3 -2.6 0.8 5 500 5810 10 7 -1.2 -6.9 | 306 7 6.0 -4.4 6 400 7450 85 6 -6.0 -0.5 | 212 2 1.3 2.0 7 300 9450 240 9 7.8 4.5 | 245 17 15.1 7.0 8 250 10660 260 21 20.7 3.6 | 258 29 27.9 6.2 9 200 12080 255 36 34.8 9.3 | 254 44 42.0 11.9 10 150 13860 260 60 59.1 10.4 | 259 68 66.3 13.0 11 133 14595 265 62 61.8 5.4 | 263 69 69.0 7.9 12 101 16261 275 48 47.8 -4.2 | 272 55 55.1 -1.6 13 100 16320 280 50 49.2 -8.7 | 276 57 56.5 -6.1 14 70 18460 275 35 34.9 -3.1 | 271 42 42.1 -0.5 15 50 20490 280 31 30.5 -5.4 | 274 38 37.8 -2.8 16 30 23690 260 19 18.7 3.3 | 257 27 26.0 5.8 17 20 26300 235 28 22.9 16.1 | 238 35 30.2 18.6 Wind Parameters Mean winds (0-6000m): 40.7 at 10.3 knts Storm direction: 70.7 at 7.7 knts Shear (0-3000m) pos: 2.0 neg: 0.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 105.5 deg Storm rel helicity (0-3000m) pos: 19.8 neg: -10.7 tot: 9.1 m^2/s^2 ave: 3.0 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 80.10 Bulk Shear: 1.33 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 33 13 359 8| 0.0 1.2 1.2| 3.9 -6.3 -2.4 -4.8 -0.17| 5.8 -1.0 1000 26 13 350 9| 0.0 1.3 1.3| 5.4 -10.7 -5.4 -5.4 -0.25| 4.3 -1.1 1500 24 13 348 10| 0.6 0.9 1.5| 9.0 -10.7 -1.7 -1.2 -0.07| 3.5 -0.2 2000 27 13 351 9| 1.4 0.7 2.1| 14.1 -10.7 3.4 1.7 0.13| 3.6 0.5 2500 31 13 355 8| 1.8 0.5 2.4| 17.4 -10.7 6.7 2.7 0.25| 3.6 0.9 3000 35 12 359 7| 2.0 0.4 2.5| 19.8 -10.7 9.1 3.0 0.36| 3.6 1.3 4000 42 12 5 6| 1.5 0.8 2.3| 19.9 -12.8 7.1 1.8 0.15| 3.2 0.5 5000 43 11 1 5| 1.2 1.1 2.3| 19.9 -15.6 4.3 0.9 0.04| 3.0 0.1 6000 41 10 354 5| 1.1 1.0 2.1| 20.6 -18.5 2.1 0.4 -0.00| 2.9 -0.0 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20251203.12.gif