UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 17 APR 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 1009 116 18.0 12.0 68 6.0 14.4 55 11 290.4 292.0 287.1 315.2 8.76 1 1000 192 17.4 12.4 72 5.0 14.3 55 13 290.5 292.2 287.5 316.2 9.08 2 925 852 11.6 10.0 90 1.6 10.7 20 18 291.2 292.7 287.1 314.9 8.36 3 878 1286 8.8 7.6 92 1.2 8.1 35 24 292.6 294.0 286.8 314.1 7.47 4 875 1315 11.2 3.2 58 8.0 7.0 36 24 295.4 296.4 285.9 311.5 5.51 5 872 1343 11.2 2.2 54 9.0 6.5 37 24 295.7 296.6 285.6 310.8 5.14 6 851 1547 11.8 -2.2 38 14.0 5.1 45 27 298.4 299.1 285.2 309.9 3.82 7 850 1557 12.6 -5.4 28 18.0 4.4 45 27 299.3 299.9 284.8 308.5 3.00 8 848 1577 13.2 -5.8 26 19.0 4.6 45 27 300.2 300.7 285.0 309.1 2.92 9 824 1818 12.4 -8.6 22 21.0 3.4 47 26 301.8 302.3 285.1 309.3 2.42 10 755 2544 8.0 -12.0 23 20.0 0.1 54 22 304.7 305.1 285.7 311.1 2.02 11 744 2666 9.0 -20.0 11 29.0 -0.9 55 21 307.1 307.2 285.5 310.5 1.05 12 700 3168 6.8 -25.2 8 32.0 -3.0 60 18 310.0 310.1 286.2 312.4 0.70 13 620 4154 0.6 -39.4 3 40.0 -7.9 359 14 313.9 313.9 286.9 314.6 0.20 14 586 4604 -2.3 -17.3 31 15.0 -7.5 330 12 315.6 315.9 289.1 321.2 1.68 15 515 5620 -7.5 -43.5 4 36.0 -13.9 265 8 321.2 321.2 289.3 321.8 0.16 16 500 5850 -9.3 -41.3 5 32.0 -15.0 250 7 321.7 321.7 289.5 322.5 0.21 17 446 6717 -17.1 -50.1 4 33.0 -21.1 247 13 322.6 322.6 289.6 322.9 0.09 18 403 7466 -23.1 -33.1 40 10.0 -24.8 245 19 324.3 324.4 290.7 326.4 0.58 19 400 7520 -23.7 -30.7 53 7.0 -25.0 245 19 324.2 324.3 290.8 326.8 0.74 20 395 7612 -24.1 -27.1 76 3.0 -24.7 244 20 324.8 325.0 291.3 328.5 1.05 21 391 7686 -23.7 -26.7 76 3.0 -24.4 244 20 326.3 326.5 291.7 330.2 1.10 22 354 8402 -29.5 -32.2 77 2.7 -29.9 239 24 327.9 328.1 291.9 330.5 0.72 23 331 8878 -32.7 -39.7 50 7.0 -33.5 235 27 329.9 330.0 292.0 331.3 0.37 24 314 9246 -36.3 -40.8 63 4.5 -36.7 232 29 329.9 329.9 292.0 331.2 0.34 25 307 9401 -37.3 -46.3 39 9.0 -38.0 231 30 330.6 330.6 292.1 331.4 0.20 26 300 9560 -38.5 -46.5 43 8.0 -39.1 230 31 331.1 331.1 292.2 331.9 0.20 27 252 10737 -49.3 -50.8 84 1.5 -49.4 230 54 332.0 332.0 292.4 332.6 0.14 28 250 10790 -49.3 -52.5 69 3.2 -49.4 230 53 332.8 332.8 292.6 333.2 0.12 29 248 10843 -49.3 -54.3 56 5.0 -49.5 231 53 333.5 333.6 292.8 333.9 0.10 30 247 10869 -48.9 -86.9 0 38.0 -49.4 231 53 334.5 334.5 292.9 334.5 0.00 31 221 11602 -46.7 -77.7 2 31.0 -47.3 244 48 348.7 348.7 296.4 348.7 0.00 32 200 12260 -49.5 -79.5 2 30.0 -50.0 255 44 354.4 354.4 297.5 354.4 0.00 33 150 14100 -59.5 -84.5 2 25.0 -59.7 270 37 367.6 367.6 300.1 367.6 0.00 34 100 16540 -73.3 -88.3 8 15.0 -73.3 265 24 386.1 386.1 303.2 386.1 0.00 35 90 17152 -75.9 -88.9 11 13.0 -75.9 268 20 392.7 392.7 304.2 392.7 0.00 36 74 18286 -74.9 -89.9 8 15.0 -75.0 273 12 417.5 417.5 307.4 417.5 0.00 37 70 18610 -72.7 -89.7 6 17.0 -72.8 275 10 428.9 428.9 308.7 428.9 0.00 38 68 18781 -72.9 -90.9 5 18.0 -73.0 260 10 432.0 432.0 309.0 432.0 0.00 39 68 18781 -69.9 -89.9 4 20.0 -70.0 260 10 438.5 438.5 309.7 438.5 0.00 40 64 19141 -71.5 -90.5 4 19.0 -71.6 230 9 442.6 442.6 310.1 442.6 0.00 41 50 20620 -66.5 -90.5 2 24.0 -66.8 105 8 486.8 486.8 314.0 486.8 0.00 42 37 22480 -57.5 -87.5 1 30.0 -58.5 114 10 553.7 553.7 318.3 553.7 0.00 43 30 23810 -55.5 -86.5 1 31.0 -57.0 120 12 593.3 593.3 320.3 593.4 0.01 44 28 24251 -54.7 -85.7 1 31.0 -56.4 137 12 607.4 607.4 320.9 607.4 0.01 45 27 24484 -55.5 -86.5 1 31.0 -57.2 146 12 611.5 611.5 321.1 611.5 0.01 46 20 26420 -50.7 -84.7 1 34.0 -54.0 220 11 681.0 681.0 323.8 681.1 0.02 47 19 26755 -50.5 -84.5 1 34.0 -53.9 224 12 691.7 691.7 324.1 691.8 0.02 48 17 27493 -43.3 -81.3 1 38.0 -49.7 232 13 737.1 737.1 325.6 737.4 0.03 49 14 28807 -41.3 -81.3 1 40.0 -49.4 246 16 786.0 786.0 326.9 786.3 0.04 50 11 30431 -45.3 -82.3 1 37.0 -52.5 263 19 827.6 827.6 327.9 828.0 0.04 51 10 31070 -43.7 -82.7 1 39.0 -52.1 270 20 856.4 856.4 328.5 856.8 0.04 52 8.9 31856 -41.9 -81.9 1 40.0 -51.7 892.4 892.4 329.3 892.9 0.05 53 8.1 32492 -43.7 -82.7 1 39.0 -52.9 909.6 909.7 329.6 910.2 0.05 54 7.7 32837 -37.1 -79.1 0 42.0 -50.4 949.4 949.5 330.4 950.6 0.10 55 7.0 33499 -34.7 -77.7 0 43.0 -50.0 985.6 985.7 330.9 987.2 0.14 56 6.5 34014 -37.3 -79.3 0 42.0 -51.4 995.7 995.8 331.1 997.1 0.11 TRP 252 10737 -49.3 -50.8 84 1.5 -49.4 230 54 332.0 332.0 292.4 332.6 0.14 WND Sounding variables and indices 1000-500 mb thick: 5658.00 m Freezing level: 612.97 mb = 4246.95 m = 13933.41 ft Wetbulb zero: 754.13 mb = 2553.80 m = 8378.50 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 29.68 % Est. max temperature: 24.98 C = 76.97 F Sfc-Lift cond lev (LCL): 922.81 mb = 871.73 m = 2859.98 ft T: 11.47 C 700-500 lapse rate: 6.00 C/km ThetaE index: 7.72 C Layer 925.0- 848.0 mb Conv cond level (CCL): 899.30 mb = 1086.61 m = 3564.94 ft Mean mixing ratio: 8.65 g/kg Conv temperature: 19.56 C = 67.22 F Cap Strength: 9.82 C Lifted Index: 9.66 C Risk: None Lifted Index @300 mb: 11.46 C Lifted Index @700 mb: 8.36 C Showalter Index: 13.94 C Risk: None Total Totals Index: 25.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 3.90 C K Index: -15.50 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 3.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.55 J/kg Max Up Vert Vel: 2.26 m/s Conv Inhibition (B-): 53897.41 J/kg Cap Strength: 9.80 C Lift Cond Lev (LCL): 913.34 mb = 957.56 m = 3141.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 76 at 12 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 1009 116 55 11 -9.0 -6.3 | 318 4 2.9 -3.3 1 1000 192 55 13 -10.6 -7.5 | 344 5 1.3 -4.4 2 925 852 20 18 -6.2 -16.9 | 337 15 5.8 -13.9 3 850 1557 45 27 -19.1 -19.1 | 24 18 -7.2 -16.1 4 700 3168 60 18 -15.6 -9.0 | 32 7 -3.7 -6.0 5 500 5850 250 7 6.6 2.4 | 254 19 18.5 5.4 6 400 7520 245 19 17.2 8.0 | 249 31 29.1 11.1 7 300 9560 230 31 23.7 19.9 | 237 42 35.7 23.0 8 252 10737 230 54 41.4 34.7 | 235 65 53.3 37.7 9 250 10790 230 53 40.6 34.1 | 235 64 52.5 37.1 10 200 12260 255 44 42.5 11.4 | 255 56 54.4 14.4 11 150 14100 270 37 37.0 -0.0 | 266 49 48.9 3.0 12 100 16540 265 24 23.9 2.1 | 262 36 35.8 5.1 13 70 18610 275 10 10.0 -0.9 | 264 22 21.9 2.2 14 50 20620 105 8 -7.7 2.1 | 219 7 4.2 5.1 15 30 23810 120 12 -10.4 6.0 | 190 9 1.5 9.0 16 20 26420 220 11 7.1 8.4 | 239 22 19.0 11.5 17 10 31070 270 20 20.0 -0.0 | 265 32 31.9 3.0 Wind Parameters Mean winds (0-6000m): 45.8 at 16.4 knts Storm direction: 75.8 at 12.3 knts Shear (0-3000m) pos: 1.8 neg: 2.1 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 73.1 deg Storm rel helicity (0-3000m) pos: 63.7 neg: -5.0 tot: 58.7 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.83 Bulk Shear: 0.67 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 44 14 344 7| 0.0 7.6 7.6| 2.8 -1.4 1.4 2.9 0.21| 8.7 1.8 1000 33 16 344 11| 0.0 6.4 6.4| 20.3 -5.0 15.3 15.3 0.30| 8.5 2.6 1500 36 19 357 12| 2.9 4.3 7.2| 57.8 -5.0 52.8 35.2 0.54| 8.7 4.7 2000 40 21 5 13| 2.2 3.2 5.4| 61.3 -5.0 56.3 28.2 0.50| 7.4 3.7 2500 42 21 10 13| 1.9 2.6 4.5| 63.2 -5.0 58.2 23.3 0.47| 6.6 3.1 3000 44 21 12 12| 1.8 2.1 4.0| 63.7 -5.0 58.7 19.6 0.43| 6.1 2.6 4000 43 20 7 12| 1.4 2.9 4.3| 63.7 -48.2 15.5 3.9 0.01| 6.8 0.1 5000 41 18 360 11| 1.1 2.5 3.6| 63.7-114.3 -50.6 -10.1 -0.18| 6.9 -1.3 6000 46 16 359 8| 0.9 1.9 2.9| 63.7-154.9 -91.2 -15.2 -0.26| 6.5 -1.7 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250417.00.gif