UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 4 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 18.6 10.6 60 8.0 13.8 360 7 290.8 292.2 286.5 313.4 7.95 1 1000 212 18.0 10.0 59 8.0 13.3 360 13 291.1 292.5 286.4 313.1 7.72 2 925 873 12.0 8.5 79 3.5 10.0 15 18 291.6 292.9 286.4 313.1 7.54 3 867 1411 7.0 6.9 99 0.1 6.9 34 16 291.8 293.1 286.2 312.5 7.21 4 850 1574 6.4 6.4 100 0.0 6.4 40 16 292.9 294.1 286.5 313.3 7.11 5 826 1808 5.4 5.4 100 0.0 5.4 42 15 294.2 295.4 286.7 313.9 6.82 6 825 1818 5.4 3.4 87 2.0 4.4 42 15 294.3 295.4 285.9 311.5 5.93 7 824 1828 6.0 -9.0 33 15.0 0.1 42 15 295.0 295.5 282.3 302.1 2.34 8 823 1838 6.8 -17.2 16 24.0 -1.2 42 15 296.0 296.2 281.2 299.8 1.20 9 822 1848 7.2 -14.8 19 22.0 -0.6 43 15 296.5 296.8 281.8 301.1 1.47 10 798 2093 10.4 -17.6 12 28.0 0.5 45 14 302.5 302.7 283.9 306.3 1.20 11 759 2508 8.4 -28.6 5 37.0 -1.9 49 12 304.7 304.7 283.9 306.3 0.48 12 700 3171 4.4 -34.6 4 39.0 -4.9 55 9 307.4 307.4 284.7 308.4 0.29 13 615 4207 -3.9 -41.9 3 38.0 -10.8 82 8 309.4 309.4 285.3 310.0 0.16 14 573 4762 -5.9 -31.9 11 26.0 -11.8 97 7 313.4 313.5 287.1 315.0 0.46 15 500 5810 -14.7 -36.7 14 22.0 -18.5 125 6 315.1 315.2 287.5 316.3 0.33 16 430 6928 -24.3 -39.3 24 15.0 -26.2 108 10 316.8 316.8 288.1 317.9 0.29 17 400 7450 -27.5 -43.5 20 16.0 -29.2 100 12 319.2 319.3 288.8 320.0 0.20 18 337 8663 -37.1 -56.1 12 19.0 -38.1 174 14 322.2 322.2 289.5 322.4 0.06 19 324 8935 -38.9 -44.9 53 6.0 -39.4 192 15 323.3 323.4 290.0 324.2 0.22 20 310 9237 -41.1 -45.3 64 4.2 -41.4 211 16 324.4 324.4 290.3 325.2 0.22 21 300 9460 -42.9 -47.1 63 4.2 -43.2 225 16 324.9 324.9 290.5 325.6 0.18 22 279 9941 -47.3 -49.9 75 2.6 -47.4 231 20 325.4 325.4 290.5 325.9 0.14 23 276 10012 -47.7 -52.2 60 4.5 -47.9 232 21 325.8 325.8 290.6 326.2 0.11 24 274 10060 -46.9 -62.9 14 16.0 -47.3 232 21 327.6 327.6 291.1 327.8 0.03 25 270 10157 -46.7 -71.7 4 25.0 -47.2 234 22 329.3 329.3 291.5 329.3 0.01 26 250 10660 -50.1 -69.1 9 19.0 -50.5 240 26 331.6 331.6 292.2 331.6 0.01 27 240 10925 -52.7 -67.7 15 15.0 -52.9 241 30 331.6 331.6 292.2 331.6 0.02 28 200 12090 -57.5 -74.5 10 17.0 -57.7 245 50 341.7 341.7 294.7 341.7 0.01 29 169 13146 -60.9 -78.9 8 18.0 -61.0 245 44 352.9 352.9 297.3 352.9 0.00 30 159 13526 -59.1 -83.1 3 24.0 -59.3 245 41 362.2 362.2 299.1 362.2 0.00 31 150 13890 -61.3 -83.3 4 22.0 -61.4 245 39 364.5 364.5 299.5 364.5 0.00 32 100 16360 -70.1 -89.1 5 19.0 -70.2 270 43 392.3 392.3 304.1 392.3 0.00 33 95 16662 -71.1 -89.1 5 18.0 -71.2 270 35 396.1 396.1 304.7 396.1 0.00 34 84 17389 -69.1 -88.1 5 19.0 -69.2 272 34 414.4 414.4 307.0 414.4 0.00 35 70 18470 -70.1 -89.1 5 19.0 -70.2 275 33 434.4 434.4 309.3 434.4 0.00 36 66 18818 -71.1 -89.1 5 18.0 -71.2 273 30 439.6 439.6 309.8 439.6 0.00 37 50 20490 -63.5 -90.5 1 27.0 -63.8 265 18 493.8 493.8 314.5 493.9 0.00 38 31 23491 -54.3 -88.3 1 34.0 -55.9 246 20 591.0 591.0 320.2 591.1 0.01 39 30 23700 -56.3 -87.3 1 31.0 -57.7 245 20 591.2 591.2 320.2 591.2 0.01 40 27 24367 -57.7 -88.7 1 31.0 -59.0 237 21 605.3 605.3 320.9 605.3 0.01 41 20 26280 -53.5 -87.5 1 34.0 -56.1 215 25 672.4 672.4 323.5 672.5 0.01 42 19 26611 -51.3 -87.3 1 36.0 -54.5 218 27 689.2 689.2 324.1 689.3 0.01 43 16 27721 -53.3 -87.3 1 34.0 -56.3 229 34 717.4 717.4 325.0 717.5 0.01 44 14 28590 -48.5 -85.5 1 37.0 -53.5 238 39 761.6 761.6 326.3 761.7 0.02 45 12 29591 -53.7 -86.7 1 33.0 -57.3 248 45 777.5 777.5 326.7 777.6 0.02 46 12 29591 -49.9 -86.9 1 37.0 -54.9 248 45 790.9 791.0 327.0 791.1 0.02 47 11 30158 -51.5 -86.5 1 35.0 -56.1 254 48 805.1 805.1 327.4 805.2 0.02 48 10 30780 -48.5 -85.5 1 37.0 -54.6 260 52 838.5 838.5 328.1 838.7 0.03 49 9.5 31118 -47.5 -85.5 1 38.0 -54.2 854.7 854.7 328.5 854.9 0.03 50 9.1 31402 -48.5 -85.5 1 37.0 -54.9 861.4 861.4 328.7 861.7 0.03 51 8.7 31700 -45.1 -85.1 0 40.0 -53.4 885.8 885.8 329.1 886.1 0.03 52 8.1 32175 -47.5 -85.5 1 38.0 -54.9 894.6 894.6 329.3 894.9 0.03 53 7.1 33061 -39.7 -80.7 0 41.0 -51.8 961.0 961.1 330.5 962.0 0.08 54 7.0 33158 -39.4 -80.6 0 41.2 -51.8 285 85 966.3 966.4 330.7 967.3 0.09 55 6.1 34107 -36.1 -79.1 0 43.0 -51.2 1019.1 1019.2 331.5 1020.7 0.13 TRP 95 16662 -71.1 -89.1 5 18.0 -71.2 270 35 396.1 396.1 304.7 396.1 0.00 WND 7.0 33158 -39.4 -80.6 0 41.2 -51.8 285 85 966.3 966.4 330.7 967.3 0.09 Sounding variables and indices 1000-500 mb thick: 5598.00 m Freezing level: 654.94 mb = 3719.97 m = 12204.48 ft Wetbulb zero: 823.94 mb = 1828.73 m = 5999.70 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 29.56 % Est. max temperature: 19.95 C = 67.91 F Sfc-Lift cond lev (LCL): 897.49 mb = 1123.88 m = 3687.23 ft T: 9.67 C 700-500 lapse rate: 7.24 C/km ThetaE index: 14.17 C Layer 825.0- 822.0 mb Conv cond level (CCL): 877.08 mb = 1315.02 m = 4314.33 ft Mean mixing ratio: 7.64 g/kg Conv temperature: 19.55 C = 67.19 F Cap Strength: 7.18 C Lifted Index: 5.67 C Risk: None Lifted Index @300 mb: 8.64 C Lifted Index @700 mb: 7.02 C Showalter Index: 5.61 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 21.10 C K Index: -11.50 Risk: None Sweat Index: 114.80 Risk: None Energy Index: 0.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.64 J/kg Max Up Vert Vel: 1.81 m/s Conv Inhibition (B-): 4.66 J/kg Cap Strength: 7.16 C Lift Cond Lev (LCL): 882.61 mb = 1262.78 m = 4142.94 ft Lev Free Conv (LFC): 867.61 mb = 1405.22 m = 4610.25 ft Equ Level (EL): 847.61 mb = 1597.01 m = 5239.46 ft B at Equ Level: 1.32 J/kg Max Parcel Lev (MPL): 827.61 mb = 1792.34 m = 5880.29 ft Wind level data Storm motion: 78 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 119 360 7 -0.0 -7.0 | 304 9 7.9 -5.3 1 1000 212 360 13 -0.0 -13.0 | 325 14 7.9 -11.3 2 925 873 15 18 -4.7 -17.4 | 348 16 3.2 -15.7 3 850 1574 40 16 -10.3 -12.3 | 13 11 -2.4 -10.5 4 700 3171 55 9 -7.4 -5.2 | 352 3 0.5 -3.4 5 500 5810 125 6 -4.9 3.4 | 210 6 2.9 5.2 6 400 7450 100 12 -11.8 2.1 | 134 6 -4.0 3.8 7 300 9460 225 16 11.3 11.3 | 236 23 19.2 13.0 8 250 10660 240 26 22.5 13.0 | 244 34 30.4 14.7 9 200 12090 245 50 45.3 21.1 | 247 58 53.2 22.9 10 150 13890 245 39 35.3 16.5 | 247 47 43.2 18.2 11 100 16360 270 43 43.0 -0.0 | 268 51 50.9 1.7 12 95 16662 270 35 35.0 -0.0 | 268 43 42.9 1.7 13 70 18470 275 33 32.9 -2.9 | 272 41 40.7 -1.1 14 50 20490 265 18 17.9 1.6 | 263 26 25.8 3.3 15 30 23700 245 20 18.1 8.5 | 249 28 26.0 10.2 16 20 26280 215 25 14.3 20.5 | 225 31 22.2 22.2 17 10 30780 260 52 51.2 9.0 | 260 60 59.1 10.8 Wind Parameters Mean winds (0-6000m): 47.6 at 10.7 knts Storm direction: 77.6 at 8.0 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 50.8 deg Storm rel helicity (0-3000m) pos: 56.3 neg: -2.3 tot: 54.1 m^2/s^2 ave: 18.0 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 11.67 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 4 14 330 14| 9.5 0.0 9.5| 26.2 0.0 26.2 52.4 0.80| 10.2 8.1 1000 11 16 340 14| 5.8 0.0 5.8| 44.4 0.0 44.4 44.4 0.82| 7.8 6.4 1500 18 16 348 14| 3.9 0.0 3.9| 56.3 0.0 56.3 37.5 0.79| 6.9 5.5 2000 24 16 353 13| 2.6 0.0 2.6| 56.3 -0.1 56.2 28.1 0.70| 5.8 4.1 2500 28 15 356 12| 1.8 0.0 1.8| 56.3 -1.0 55.4 22.2 0.62| 5.2 3.2 3000 31 14 357 11| 1.3 0.0 1.3| 56.3 -2.3 54.1 18.0 0.53| 4.7 2.5 4000 36 13 358 9| 1.2 0.0 1.2| 56.5 -2.4 54.1 13.5 0.44| 4.1 1.8 5000 42 12 360 7| 1.1 0.0 1.1| 56.9 -2.4 54.5 10.9 0.41| 3.6 1.5 6000 48 11 1 6| 1.1 0.0 1.1| 57.9 -4.2 53.8 9.0 0.37| 3.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20251204.00.gif