UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 16 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 1008 117 17.2 10.2 63 7.0 13.1 0 7 289.7 291.1 285.9 311.7 7.77 1 1000 185 17.0 10.0 63 7.0 12.9 5 9 290.1 291.5 286.1 312.0 7.72 2 925 844 11.4 7.8 79 3.6 9.4 35 13 291.0 292.2 285.8 311.5 7.19 3 922 871 11.4 7.5 77 3.9 9.2 33 13 291.2 292.5 285.8 311.4 7.06 4 909 990 11.4 5.4 67 6.0 8.2 25 13 292.4 293.5 285.4 310.3 6.19 5 901 1064 13.8 -1.2 35 15.0 6.5 19 14 295.6 296.3 284.2 307.2 3.88 6 899 1083 13.4 -0.6 38 14.0 6.5 18 14 295.4 296.1 284.4 307.5 4.07 7 897 1102 17.0 -9.0 16 26.0 5.8 17 14 299.3 299.7 283.8 306.0 2.15 8 896 1111 17.0 -9.0 16 26.0 5.8 16 14 299.4 299.8 283.8 306.1 2.16 9 850 1558 14.0 -10.0 18 24.0 3.9 345 15 300.8 301.2 284.3 307.4 2.10 10 840 1657 13.2 -10.8 18 24.0 3.4 344 15 301.0 301.4 284.2 307.2 1.99 11 778 2299 11.8 -19.2 10 31.0 0.8 338 18 306.2 306.4 285.2 309.7 1.07 12 700 3174 6.8 -21.2 11 28.0 -2.5 330 22 310.0 310.2 286.5 313.4 1.00 13 675 3472 6.0 -35.0 3 41.0 -4.3 327 23 312.4 312.4 286.5 313.4 0.29 14 665 3594 6.4 -37.6 3 44.0 -4.3 325 23 314.1 314.2 287.1 315.0 0.23 15 560 4980 -2.7 -35.7 6 33.0 -10.2 310 26 319.2 319.3 288.9 320.4 0.33 16 549 5137 -2.7 -38.7 4 36.0 -10.4 308 26 321.0 321.1 289.3 322.0 0.24 17 520 5564 -6.3 -39.3 5 33.0 -12.9 303 27 321.7 321.8 289.6 322.6 0.24 18 500 5870 -8.1 -44.1 4 36.0 -14.4 300 28 323.2 323.2 289.9 323.7 0.15 19 442 6815 -15.1 -45.1 6 30.0 -19.6 308 28 325.9 326.0 290.7 326.5 0.15 20 400 7560 -21.5 -49.5 6 28.0 -24.6 315 28 327.0 327.1 291.0 327.5 0.10 21 334 8861 -31.9 -45.9 24 14.0 -33.2 331 20 330.1 330.2 291.9 330.9 0.19 22 318 9206 -34.5 -56.5 9 22.0 -35.8 335 18 331.2 331.2 292.1 331.4 0.06 23 300 9610 -37.7 -53.7 17 16.0 -38.7 340 16 332.2 332.2 292.4 332.6 0.09 24 277 10150 -42.7 -55.7 23 13.0 -43.3 360 15 332.7 332.7 292.5 333.0 0.07 25 250 10830 -47.5 -67.5 8 20.0 -48.0 25 13 335.4 335.5 293.2 335.5 0.02 26 217 11756 -54.3 -71.3 11 17.0 -54.5 318 32 338.8 338.8 294.0 338.8 0.01 27 200 12280 -55.9 -74.9 8 19.0 -56.1 280 43 344.2 344.2 295.3 344.3 0.01 28 170 13303 -59.5 -80.2 5 20.7 -59.7 285 66 354.6 354.6 297.6 354.6 0.00 29 150 14080 -62.3 -84.3 4 22.0 -62.4 295 59 362.8 362.8 299.2 362.8 0.00 30 133 14817 -64.3 -85.3 4 21.0 -64.4 291 53 371.9 371.9 300.9 371.9 0.00 31 118 15538 -69.7 -86.7 7 17.0 -69.8 286 47 374.9 374.9 301.4 374.9 0.00 32 115 15692 -67.7 -87.7 4 20.0 -67.8 285 46 381.4 381.4 302.5 381.4 0.00 33 100 16520 -73.1 -88.1 8 15.0 -73.2 280 39 386.5 386.5 303.3 386.5 0.00 34 90 17132 -76.7 -89.7 11 13.0 -76.7 310 41 391.1 391.1 303.9 391.2 0.00 35 83 17603 -72.5 -89.5 6 17.0 -72.6 308 36 408.9 408.9 306.4 408.9 0.00 36 77 18043 -74.3 -90.3 7 16.0 -74.3 307 32 414.0 414.0 307.0 414.0 0.00 37 70 18600 -72.9 -90.9 5 18.0 -73.0 305 27 428.4 428.4 308.7 428.4 0.00 38 59 19613 -67.3 -90.3 2 23.0 -67.5 272 19 462.5 462.5 312.0 462.5 0.00 39 53 20256 -68.5 -90.5 3 22.0 -68.7 251 15 474.1 474.1 313.0 474.1 0.00 40 53 20256 -65.7 -89.7 2 24.0 -66.0 251 15 480.6 480.6 313.5 480.6 0.00 41 50 20610 -64.9 -89.9 2 25.0 -65.2 240 12 490.5 490.5 314.2 490.6 0.00 42 46 21119 -65.3 -90.3 2 25.0 -65.6 225 11 501.4 501.4 315.1 501.4 0.00 43 34 22993 -58.1 -87.1 1 29.0 -59.1 172 9 565.6 565.6 318.9 565.7 0.01 44 32 23374 -59.5 -87.5 1 28.0 -60.4 161 9 571.8 571.8 319.2 571.8 0.01 45 30 23780 -57.3 -87.3 1 30.0 -58.5 150 8 588.4 588.4 320.0 588.5 0.01 46 24 25210 -51.1 -84.1 1 33.0 -53.9 200 13 645.2 645.2 322.5 645.3 0.01 47 20 26400 -49.1 -83.1 1 34.0 -52.8 240 17 685.9 685.9 324.0 686.0 0.02 48 15 28310 -46.1 -82.1 1 36.0 -51.8 238 15 754.7 754.7 326.1 754.9 0.03 49 13 29275 -41.9 -79.9 1 38.0 -50.0 237 13 800.7 800.8 327.3 801.2 0.05 50 12 29815 -44.9 -81.9 1 37.0 -51.9 236 13 808.7 808.7 327.5 809.0 0.04 51 10 31050 -40.5 -80.5 1 40.0 -50.5 235 11 868.4 868.4 328.8 869.0 0.06 52 8.9 31842 -41.9 -80.9 1 39.0 -51.7 892.4 892.4 329.3 893.1 0.06 53 8.2 32400 -38.9 -79.9 1 41.0 -50.8 925.4 925.4 329.9 926.3 0.08 54 8.1 32484 -39.3 -80.3 1 41.0 -51.0 927.1 927.1 329.9 927.9 0.08 TRP 90 17132 -76.7 -89.7 11 13.0 -76.7 310 41 391.1 391.1 303.9 391.2 0.00 WND 170 13303 -59.5 -80.2 5 20.7 -59.7 285 66 354.6 354.6 297.6 354.6 0.00 Sounding variables and indices 1000-500 mb thick: 5685.00 m Freezing level: 591.15 mb = 4568.60 m = 14988.67 ft Wetbulb zero: 758.38 mb = 2510.87 m = 8237.66 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 18.20 % Est. max temperature: 28.10 C = 82.58 F Sfc-Lift cond lev (LCL): 907.98 mb = 999.32 m = 3278.56 ft T: 11.71 C 700-500 lapse rate: 5.53 C/km ThetaE index: 4.88 C Layer 925.0- 899.0 mb Conv cond level (CCL): 614.55 mb = 4230.29 m = 13878.74 ft Mean mixing ratio: 7.34 g/kg Conv temperature: 44.09 C = 111.35 F Cap Strength: 13.31 C Lifted Index: 13.21 C Risk: None Lifted Index @300 mb: 14.90 C Lifted Index @700 mb: 10.12 C Showalter Index: 15.90 C Risk: None Total Totals Index: 20.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: -1.90 C K Index: -15.90 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 3.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.55 J/kg Max Up Vert Vel: 3.33 m/s Conv Inhibition (B-): 55855.36 J/kg Cap Strength: 13.19 C Lift Cond Lev (LCL): 883.21 mb = 1233.02 m = 4045.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 356 at 15 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 1008 117 0 7 -0.0 -7.0 | 172 8 -1.2 8.3 1 1000 185 5 9 -0.8 -9.0 | 163 7 -1.9 6.3 2 925 844 35 13 -7.5 -10.6 | 118 10 -8.6 4.6 3 850 1558 345 15 3.9 -14.5 | 254 3 2.7 0.8 4 700 3174 330 22 11.0 -19.1 | 291 11 9.8 -3.8 5 500 5870 300 28 24.2 -14.0 | 267 23 23.1 1.3 6 400 7560 315 28 19.8 -19.8 | 284 19 18.6 -4.5 7 300 9610 340 16 5.5 -15.0 | 267 4 4.3 0.3 8 250 10830 25 13 -5.5 -11.8 | 118 8 -6.7 3.5 9 200 12280 280 43 42.3 -7.5 | 259 42 41.2 7.8 10 170 13303 285 66 63.8 -17.1 | 272 63 62.6 -1.8 11 150 14080 295 59 53.5 -24.9 | 280 53 52.3 -9.6 12 100 16520 280 39 38.4 -6.8 | 257 38 37.2 8.5 13 90 17132 310 41 31.4 -26.4 | 290 32 30.2 -11.1 14 70 18600 305 27 22.1 -15.5 | 271 21 21.0 -0.2 15 50 20610 240 12 10.4 6.0 | 203 23 9.2 21.3 16 30 23780 150 8 -4.0 6.9 | 167 23 -5.2 22.2 17 20 26400 240 17 14.7 8.5 | 210 27 13.6 23.8 18 10 31050 235 11 9.0 6.3 | 200 23 7.8 21.6 Wind Parameters Mean winds (0-6000m): 325.7 at 20.4 knts Storm direction: 355.7 at 15.3 knts Shear (0-3000m) pos: 1.0 neg: 3.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 118.9 deg Storm rel helicity (0-3000m) pos: 4.5 neg: -14.6 tot: -10.1 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 5.0 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 33.03 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 15 10 147 7| 6.2 0.0 6.2| 0.0 -9.7 -9.7 -19.4 -0.82| 6.7 -5.5 1000 23 11 130 7| 3.1 1.5 4.6| 0.0 -14.6 -14.6 -14.6 -0.58| 6.7 -3.9 1500 13 12 129 5| 2.1 3.4 5.4| 1.3 -14.6 -13.3 -8.9 -0.17| 7.4 -1.3 2000 3 13 135 3| 1.5 3.2 4.7| 2.8 -14.6 -11.8 -5.9 -0.09| 6.2 -0.5 2500 356 14 170 1| 1.2 3.1 4.3| 4.0 -14.6 -10.6 -4.3 -0.05| 5.5 -0.3 3000 350 15 269 2| 1.0 3.0 4.1| 4.5 -14.6 -10.1 -3.4 -0.04| 5.0 -0.2 4000 342 17 284 4| 0.8 2.8 3.6| 4.5 -21.3 -16.9 -4.2 -0.09| 4.4 -0.4 5000 333 19 283 7| 0.6 2.7 3.3| 4.5 -33.2 -28.8 -5.8 -0.14| 4.1 -0.6 6000 326 20 279 10| 0.5 2.5 3.0| 8.8 -45.4 -36.6 -6.1 -0.16| 3.8 -0.6 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250416.00.gif