UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 1 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 1007 117 20.8 12.8 60 8.0 15.8 50 17 293.4 295.0 288.7 319.8 9.25 1 1000 177 19.0 13.0 68 6.0 15.3 60 18 292.1 293.8 288.4 319.0 9.45 2 993 237 18.0 12.0 68 6.0 14.3 56 18 291.7 293.3 287.8 317.0 8.90 3 925 841 14.0 8.0 67 6.0 10.6 20 17 293.6 294.9 286.9 314.6 7.29 4 850 1547 8.4 5.5 82 2.9 6.8 360 16 294.9 296.1 286.8 314.3 6.67 5 844 1605 7.8 5.5 85 2.3 6.5 1 16 294.9 296.1 286.9 314.4 6.72 6 821 1833 6.2 3.9 85 2.3 5.0 5 16 295.6 296.7 286.6 313.6 6.17 7 811 1933 6.0 1.0 70 5.0 3.5 7 16 296.4 297.3 285.8 311.3 5.07 8 799 2056 7.2 -5.8 39 13.0 1.5 10 16 298.9 299.5 284.7 308.4 3.10 9 757 2502 10.4 -16.6 13 27.0 0.4 18 16 307.0 307.3 285.9 311.5 1.38 10 756 2513 10.4 -15.6 14 26.0 0.5 18 16 307.2 307.4 286.1 312.0 1.50 11 700 3149 6.2 -13.8 22 20.0 -1.6 30 16 309.4 309.7 287.2 315.4 1.88 12 648 3777 2.2 -16.8 23 19.0 -4.6 24 17 311.7 312.0 287.8 316.9 1.58 13 550 5082 -6.1 -33.1 10 27.0 -12.2 12 20 316.8 316.9 288.2 318.4 0.43 14 500 5820 -12.1 -37.1 11 25.0 -16.7 5 22 318.3 318.3 288.6 319.4 0.32 15 451 6598 -17.5 -48.5 5 31.0 -21.3 3 24 321.0 321.1 289.2 321.4 0.10 16 400 7480 -25.9 -50.9 8 25.0 -28.2 360 26 321.3 321.3 289.3 321.7 0.09 17 370 8040 -30.3 -50.3 12 20.0 -31.9 12 27 322.7 322.7 289.7 323.1 0.10 18 351 8412 -33.7 -42.7 40 9.0 -34.6 20 27 323.0 323.1 290.0 324.0 0.25 19 346 8513 -34.5 -42.5 44 8.0 -35.3 23 27 323.3 323.3 290.0 324.3 0.26 20 330 8843 -35.9 -53.9 14 18.0 -37.0 30 27 325.8 325.8 290.6 326.1 0.08 21 310 9275 -38.3 -64.3 5 26.0 -39.3 40 28 328.3 328.3 291.3 328.4 0.02 22 300 9500 -40.1 -59.1 11 19.0 -40.9 45 28 328.8 328.9 291.5 329.0 0.04 23 252 10658 -49.9 -65.9 14 16.0 -50.3 50 31 331.1 331.1 292.0 331.2 0.02 24 250 10710 -50.3 -66.3 13 16.0 -50.6 50 31 331.3 331.3 292.1 331.4 0.02 25 200 12140 -60.5 -73.5 17 13.0 -60.6 70 18 337.0 337.0 293.6 337.0 0.01 26 168 13200 -69.1 -76.1 36 7.0 -69.1 345 21 339.9 339.9 294.3 339.9 0.01 27 158 13567 -68.7 -78.7 22 10.0 -68.8 350 30 346.6 346.6 295.8 346.6 0.01 28 150 13880 -64.5 -84.5 5 20.0 -64.6 355 38 359.0 359.0 298.5 359.0 0.00 29 142 14219 -59.5 -85.5 2 26.0 -59.7 352 39 373.4 373.4 301.2 373.4 0.00 30 119 15303 -68.1 -86.1 6 18.0 -68.2 341 41 376.9 376.9 301.8 376.9 0.00 31 100 16350 -67.3 -87.3 4 20.0 -67.4 330 43 397.7 397.7 304.9 397.7 0.00 32 89 17046 -70.5 -87.5 6 17.0 -70.6 312 34 404.8 404.8 305.9 404.8 0.00 33 75 18055 -72.5 -87.5 9 15.0 -72.6 286 20 420.9 420.9 307.8 420.9 0.00 34 70 18460 -71.9 -88.9 6 17.0 -72.0 275 15 430.6 430.6 308.9 430.6 0.00 35 64 18997 -65.7 -88.7 3 23.0 -65.9 279 17 455.4 455.4 311.4 455.4 0.00 36 56 19803 -69.1 -89.1 4 20.0 -69.2 285 19 465.3 465.3 312.3 465.3 0.00 37 50 20490 -63.5 -88.5 2 25.0 -63.8 290 21 493.8 493.8 314.5 493.9 0.00 38 44 21282 -59.3 -87.3 1 28.0 -60.0 279 22 522.5 522.5 316.5 522.5 0.00 39 40 21877 -60.5 -87.5 2 27.0 -61.2 270 22 533.9 533.9 317.2 533.9 0.00 40 37 22368 -55.5 -85.5 1 30.0 -56.8 263 22 558.8 558.8 318.6 558.8 0.01 41 32 23288 -57.7 -86.7 1 29.0 -58.8 251 23 576.6 576.6 319.5 576.6 0.01 42 31 23490 -54.5 -85.5 1 31.0 -56.1 248 23 590.5 590.5 320.2 590.6 0.01 43 30 23700 -53.9 -84.9 1 31.0 -55.6 245 23 597.7 597.7 320.5 597.8 0.01 44 27 24377 -51.7 -83.7 1 32.0 -54.1 237 23 622.2 622.2 321.6 622.3 0.01 45 26 24620 -53.9 -83.9 1 30.0 -55.9 234 23 622.7 622.7 321.6 622.8 0.01 46 24 25135 -51.3 -83.3 1 32.0 -54.0 228 23 644.6 644.6 322.5 644.8 0.02 47 20 26310 -53.5 -84.5 1 31.0 -56.1 215 23 672.4 672.4 323.5 672.5 0.02 48 19 26640 -53.5 -84.5 1 31.0 -56.2 216 24 682.4 682.4 323.9 682.5 0.02 49 14 28627 -48.7 -82.7 1 34.0 -53.6 225 29 760.9 760.9 326.3 761.2 0.03 50 11 30199 -52.7 -83.7 1 31.0 -56.9 232 33 800.7 800.7 327.3 801.0 0.03 51 10 30820 -49.1 -83.1 1 34.0 -54.9 235 35 836.3 836.3 328.1 836.6 0.04 52 8.8 31668 -44.5 -80.5 1 36.0 -52.9 885.2 885.3 329.1 885.9 0.07 TRP 168 13200 -69.1 -76.1 36 7.0 -69.1 345 21 339.9 339.9 294.3 339.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5643.00 m Freezing level: 622.02 mb = 4122.98 m = 13526.66 ft Wetbulb zero: 741.48 mb = 2673.59 m = 8771.51 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 35.67 % Est. max temperature: 22.26 C = 72.07 F Sfc-Lift cond lev (LCL): 894.56 mb = 1120.37 m = 3675.72 ft T: 11.78 C 700-500 lapse rate: 6.85 C/km ThetaE index: 6.07 C Layer 821.0- 757.0 mb Conv cond level (CCL): 848.31 mb = 1563.41 m = 5129.23 ft Mean mixing ratio: 8.09 g/kg Conv temperature: 22.38 C = 72.28 F Cap Strength: 8.15 C Lifted Index: 6.57 C Risk: None Lifted Index @300 mb: 9.45 C Lifted Index @700 mb: 7.53 C Showalter Index: 7.57 C Risk: None Total Totals Index: 38.10 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 17.60 C K Index: 6.00 Risk: None Sweat Index: 120.00 Risk: None Energy Index: 1.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.47 J/kg Max Up Vert Vel: 3.31 m/s Conv Inhibition (B-): 49624.10 J/kg Cap Strength: 8.12 C Lift Cond Lev (LCL): 874.70 mb = 1307.84 m = 4290.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 47 at 13 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 1007 117 50 17 -13.0 -10.9 | 61 4 -3.2 -1.8 1 1000 177 60 18 -15.6 -9.0 | 92 6 -5.8 0.2 2 925 841 20 17 -5.8 -16.0 | 330 8 4.0 -6.8 3 850 1547 360 16 -0.0 -16.0 | 305 12 9.8 -6.8 4 700 3149 30 16 -8.0 -13.9 | 339 5 1.8 -4.7 5 500 5820 5 22 -1.9 -21.9 | 328 15 7.9 -12.7 6 400 7480 360 26 -0.0 -26.0 | 330 19 9.8 -16.8 7 300 9500 45 28 -19.8 -19.8 | 43 15 -10.0 -10.6 8 250 10710 50 31 -23.7 -19.9 | 52 18 -13.9 -10.8 9 200 12140 70 18 -16.9 -6.2 | 113 8 -7.1 3.0 10 168 13200 345 21 5.4 -20.3 | 306 19 15.3 -11.1 11 150 13880 355 38 3.3 -37.9 | 335 32 13.1 -28.7 12 100 16350 330 43 21.5 -37.2 | 312 42 31.3 -28.1 13 70 18460 275 15 14.9 -1.3 | 252 26 24.8 7.9 14 50 20490 290 21 19.7 -7.2 | 266 30 29.5 2.0 15 30 23700 245 23 20.8 9.7 | 238 36 30.7 18.9 16 20 26310 215 23 13.2 18.8 | 219 36 23.0 28.0 17 10 30820 235 35 28.7 20.1 | 233 48 38.5 29.3 Wind Parameters Mean winds (0-6000m): 16.9 at 17.9 knts Storm direction: 46.9 at 13.4 knts Shear (0-3000m) pos: 1.3 neg: 2.3 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -83.7 deg Storm rel helicity (0-3000m) pos: 11.9 neg: -24.1 tot: -12.2 m^2/s^2 ave: -4.1 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.46 Bulk Shear: 12.00 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 48 18 51 4| 0.0 5.1 5.1| 2.1 -8.4 -6.3 -12.7 -0.52| 10.3 -5.4 1000 35 17 1 5| 0.0 5.6 5.6| 2.1 -17.6 -15.5 -15.5 -0.61| 8.4 -5.2 1500 25 17 337 7| 0.0 4.7 4.7| 2.2 -24.1 -21.9 -14.6 -0.62| 6.8 -4.2 2000 20 17 329 8| 0.7 3.5 4.2| 6.3 -24.1 -17.9 -8.9 -0.48| 5.8 -2.8 2500 19 17 326 8| 1.1 2.8 3.9| 9.4 -24.1 -14.7 -5.9 -0.38| 5.2 -1.9 3000 20 16 327 8| 1.3 2.3 3.7| 11.9 -24.1 -12.2 -4.1 -0.29| 4.7 -1.4 4000 21 17 329 7| 1.0 2.1 3.1| 12.1 -24.6 -12.6 -3.1 -0.26| 4.0 -1.0 5000 20 17 330 8| 0.8 2.0 2.8| 12.1 -27.1 -15.0 -3.0 -0.26| 3.6 -0.9 6000 17 18 330 9| 0.7 2.0 2.7| 12.6 -30.5 -17.9 -3.0 -0.25| 3.3 -0.8 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20251201.12.gif