UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010812.upa.cvt Date: 1200Z 8 JAN 26 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 8 JAN 26 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 1018 123 16.8 11.9 73 4.9 13.8 360 1 288.5 290.0 286.3 312.7 8.62 1 1000 274 15.4 10.5 73 4.9 12.5 340 8 288.5 290.0 285.7 311.0 7.99 2 925 929 9.4 8.6 95 0.8 8.9 55 12 288.9 290.3 285.4 310.4 7.60 3 890 1248 6.8 6.7 99 0.1 6.8 57 13 289.4 290.7 284.9 309.1 6.93 4 850 1626 4.6 2.5 86 2.1 3.5 60 15 291.0 291.9 284.0 306.5 5.39 5 779 2331 0.4 -2.1 83 2.5 -0.7 71 21 293.8 294.6 283.8 306.2 4.21 6 775 2372 1.4 -7.6 51 9.0 -2.2 72 22 295.3 295.8 282.8 303.7 2.78 7 741 2732 -0.7 -12.7 40 12.0 -4.9 78 25 296.8 297.2 282.5 302.8 1.94 8 728 2875 3.2 -32.8 5 36.0 -5.3 80 26 302.6 302.7 282.9 303.8 0.33 9 725 2908 3.4 -32.6 5 36.0 -5.2 80 26 303.2 303.3 283.1 304.4 0.34 10 710 3077 2.6 -31.4 6 34.0 -5.7 83 28 304.1 304.2 283.6 305.5 0.39 11 700 3192 1.8 -31.2 7 33.0 -6.2 85 29 304.5 304.6 283.7 305.9 0.40 12 666 3591 -0.3 -28.3 10 28.0 -7.5 84 30 306.5 306.6 284.7 308.4 0.56 13 637 3947 0.0 -44.0 2 44.0 -8.3 82 30 310.8 310.8 285.8 311.2 0.12 14 500 5830 -15.5 -51.5 3 36.0 -19.6 75 34 314.1 314.2 286.9 314.4 0.07 15 400 7470 -29.1 -56.1 6 27.0 -30.9 50 20 317.2 317.2 287.9 317.4 0.05 16 390 7650 -30.9 -52.9 10 22.0 -32.4 49 20 317.1 317.1 287.9 317.4 0.07 17 321 8996 -41.9 -62.9 8 21.0 -42.6 39 22 320.1 320.1 288.8 320.2 0.03 18 300 9450 -45.1 -67.1 7 22.0 -45.6 35 23 321.8 321.8 289.3 321.9 0.02 19 250 10650 -54.7 -74.7 7 20.0 -54.9 25 23 324.7 324.7 290.2 324.8 0.01 20 216 11567 -62.3 -78.3 10 16.0 -62.4 32 23 326.8 326.8 290.8 326.8 0.00 21 200 12040 -63.5 -80.5 8 17.0 -63.6 35 23 332.2 332.2 292.3 332.2 0.00 22 197 12133 -63.9 -79.9 10 16.0 -64.0 25 23 333.0 333.0 292.5 333.0 0.00 23 150 13830 -58.3 -85.3 2 27.0 -58.5 280 15 369.6 369.6 300.5 369.6 0.00 24 148 13914 -58.1 -86.1 2 28.0 -58.3 280 15 371.4 371.4 300.8 371.4 0.00 25 101 16270 -66.3 -88.3 3 22.0 -66.4 295 16 398.5 398.5 305.0 398.5 0.00 26 100 16330 -66.3 -88.3 3 22.0 -66.4 295 16 399.6 399.6 305.2 399.6 0.00 27 79 17762 -62.5 -87.5 2 25.0 -62.8 242 21 435.4 435.4 309.4 435.4 0.00 28 70 18500 -64.7 -87.7 3 23.0 -64.9 215 23 446.0 446.0 310.5 446.0 0.00 29 63 19143 -65.5 -88.5 3 23.0 -65.7 231 20 457.8 457.8 311.6 457.9 0.00 30 50 20560 -62.7 -88.7 2 26.0 -63.1 265 13 495.7 495.7 314.7 495.7 0.00 31 36 22573 -63.5 -89.5 2 26.0 -64.0 271 18 542.5 542.5 317.6 542.5 0.00 32 34 22926 -59.5 -88.5 1 29.0 -60.4 273 19 562.0 562.0 318.8 562.0 0.00 33 30 23710 -58.1 -87.1 1 29.0 -59.2 275 21 586.2 586.3 320.0 586.3 0.01 34 23 25398 -55.3 -86.3 1 31.0 -57.2 219 9 640.8 640.8 322.3 640.8 0.01 35 21 25977 -56.9 -85.9 1 29.0 -58.6 200 5 652.8 652.8 322.8 652.9 0.01 36 20 26290 -52.3 -84.3 1 32.0 -55.1 190 3 676.1 676.1 323.6 676.2 0.02 37 14 28635 -45.1 -81.1 1 36.0 -51.4 773.1 773.1 326.5 773.5 0.04 38 10 30898 -41.9 -79.9 1 38.0 -51.1 863.1 863.2 328.7 863.8 0.07 39 10 30898 -41.9 -79.9 1 38.0 -51.1 863.1 863.2 328.7 863.8 0.07 TRP 197 12133 -63.9 -79.9 10 16.0 -64.0 25 23 333.0 333.0 292.5 333.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5556.00 m Freezing level: 752.33 mb = 2612.36 m = 8570.64 ft Freezing level: 738.67 mb = 2757.86 m = 9047.99 ft Freezing level: 670.86 mb = 3534.40 m = 11595.65 ft Freezing level: 637.00 mb = 3947.47 m = 12950.85 ft Freezing level: 637.00 mb = 3947.47 m = 12950.85 ft Wetbulb zero: 791.32 mb = 2204.32 m = 7231.92 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 38.68 % Est. max temperature: 18.60 C = 65.49 F Sfc-Lift cond lev (LCL): 946.26 mb = 738.06 m = 2421.42 ft T: 11.15 C 700-500 lapse rate: 6.56 C/km ThetaE index: 9.86 C Layer 1000.0- 728.0 mb Conv cond level (CCL): 919.80 mb = 975.65 m = 3200.91 ft Mean mixing ratio: 7.86 g/kg Conv temperature: 17.32 C = 63.18 F Cap Strength: 8.48 C Lifted Index: 6.28 C Risk: None Lifted Index @300 mb: 8.00 C Lifted Index @700 mb: 5.47 C Showalter Index: 9.09 C Risk: None Total Totals Index: 38.10 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 18.00 C K Index: -10.40 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 1.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.86 J/kg Max Up Vert Vel: 8.59 m/s Conv Inhibition (B-): 0.77 J/kg Cap Strength: 8.38 C Lift Cond Lev (LCL): 923.73 mb = 940.35 m = 3085.09 ft Lev Free Conv (LFC): 908.73 mb = 1075.94 m = 3529.94 ft Equ Level (EL): 768.73 mb = 2437.60 m = 7997.28 ft B at Equ Level: 36.09 J/kg Max Parcel Lev (MPL): 718.73 mb = 2978.48 m = 9771.80 ft Wind level data Storm motion: 105 at 18 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 1018 123 360 1 -0.0 -1.0 | 288 18 17.5 -5.7 1 1000 274 340 8 2.7 -7.5 | 301 24 20.2 -12.2 2 925 929 55 12 -9.8 -6.9 | 327 14 7.7 -11.6 3 850 1626 60 15 -13.0 -7.5 | 340 13 4.5 -12.2 4 700 3192 85 29 -28.9 -2.5 | 58 13 -11.4 -7.2 5 500 5830 75 34 -32.8 -8.8 | 49 20 -15.3 -13.5 6 400 7470 50 20 -15.3 -12.9 | 353 18 2.2 -17.6 7 300 9450 35 23 -13.2 -18.8 | 350 24 4.3 -23.6 8 250 10650 25 23 -9.7 -20.8 | 343 27 7.8 -25.6 9 200 12040 35 23 -13.2 -18.8 | 350 24 4.3 -23.6 10 197 12133 25 23 -9.7 -20.8 | 343 27 7.8 -25.6 11 150 13830 280 15 14.8 -2.6 | 283 33 32.3 -7.3 12 100 16330 295 16 14.5 -6.8 | 290 34 32.0 -11.5 13 70 18500 215 23 13.2 18.8 | 245 34 30.7 14.1 14 50 20560 265 13 13.0 1.1 | 277 31 30.5 -3.6 15 30 23710 275 21 20.9 -1.8 | 280 39 38.4 -6.5 16 20 26290 190 3 0.5 3.0 | 276 18 18.0 -1.8 Wind Parameters Mean winds (0-6000m): 75.1 at 24.2 knts Storm direction: 105.1 at 18.1 knts Shear (0-3000m) pos: 4.9 neg: 0.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 126.1 deg Storm rel helicity (0-3000m) pos: 134.9 neg: 0.0 tot: 134.9 m^2/s^2 ave: 45.0 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.50 Bulk Shear: 73.54 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 ------------------------------------------------------------------------------- 500 359 8 305 22| 9.5 0.0 9.5| 56.6 0.0 56.6 113.2 0.77| 13.5 10.4 1000 31 10 316 18| 6.3 0.0 6.3| 75.1 0.0 75.1 75.1 0.68| 10.8 7.4 1500 44 11 322 16| 5.0 0.0 5.0| 83.0 0.0 83.0 55.4 0.71| 8.0 5.7 2000 52 13 329 15| 4.9 0.0 4.9| 99.4 0.0 99.4 49.7 0.76| 7.3 5.5 2500 59 14 337 13| 4.9 0.0 4.9|116.3 0.0 116.3 46.5 0.80| 7.0 5.5 3000 66 16 348 12| 4.9 0.0 4.9|134.9 0.0 134.9 45.0 0.82| 6.8 5.6 4000 73 20 7 11| 3.6 0.3 4.0|137.6 -3.1 134.4 33.6 0.76| 5.5 4.2 5000 75 22 20 11| 2.9 0.6 3.5|137.6 -7.7 129.8 26.0 0.69| 4.7 3.2 6000 75 24 28 12| 2.4 0.7 3.1|137.6 -30.0 107.5 17.9 0.53| 4.4 2.3 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20260108.12.gif