UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 28 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 1003 117 17.8 11.8 68 6.0 14.1 235 3 290.7 292.2 287.2 315.3 8.69 1 1000 143 17.8 11.8 68 6.0 14.1 225 3 291.0 292.5 287.3 315.7 8.72 2 926 798 14.2 10.6 79 3.6 12.0 92 3 293.7 295.3 288.3 318.7 8.69 3 925 807 14.2 10.6 79 3.6 12.0 90 3 293.8 295.4 288.3 318.8 8.70 4 916 890 13.8 8.9 72 4.9 10.9 78 3 294.2 295.6 287.7 316.8 7.83 5 910 945 16.8 2.8 39 14.0 9.3 71 3 297.9 298.8 286.4 313.1 5.14 6 850 1523 13.4 -2.6 33 16.0 5.6 350 2 300.2 300.9 285.8 311.4 3.71 7 846 1563 13.2 -3.8 30 17.0 5.2 348 2 300.4 301.0 285.6 310.8 3.41 8 824 1785 15.6 -8.4 18 24.0 4.9 336 4 305.2 305.6 286.4 312.9 2.46 9 802 2013 15.2 -13.8 12 29.0 3.5 325 5 307.1 307.4 286.2 312.4 1.64 10 700 3148 8.0 -27.0 6 35.0 -2.5 265 12 311.3 311.5 286.5 313.4 0.60 11 675 3447 6.6 -32.4 4 39.0 -3.8 265 12 313.0 313.1 286.9 314.4 0.37 12 644 3830 3.8 -33.2 5 37.0 -5.6 265 12 314.1 314.2 287.2 315.4 0.36 13 543 5185 -8.3 -34.3 10 26.0 -13.7 265 11 315.4 315.5 287.7 316.8 0.39 14 500 5820 -12.3 -39.3 9 27.0 -17.0 265 11 318.0 318.1 288.4 319.0 0.25 15 461 6437 -15.7 -47.7 5 32.0 -19.9 258 10 321.3 321.3 289.3 321.7 0.11 16 400 7490 -24.7 -51.7 6 27.0 -27.2 245 8 322.9 322.9 289.8 323.2 0.08 17 361 8225 -30.7 -58.7 5 28.0 -32.4 250 15 324.5 324.5 290.2 324.6 0.04 18 304 9420 -39.7 -61.7 8 22.0 -40.6 259 26 328.2 328.2 291.2 328.3 0.03 19 303 9442 -39.7 -61.7 8 22.0 -40.6 259 26 328.5 328.5 291.3 328.6 0.03 20 300 9510 -40.3 -60.3 10 20.0 -41.1 260 27 328.6 328.6 291.3 328.7 0.04 21 271 10197 -46.3 -55.3 35 9.0 -46.7 257 30 329.5 329.6 291.7 329.9 0.08 22 264 10371 -47.5 -64.5 12 17.0 -47.9 256 31 330.3 330.3 291.8 330.4 0.02 23 252 10678 -50.1 -66.1 14 16.0 -50.4 255 33 330.8 330.8 292.0 330.9 0.02 24 250 10730 -50.5 -65.5 15 15.0 -50.8 255 33 331.0 331.0 292.0 331.1 0.02 25 243 10914 -52.1 -59.1 43 7.0 -52.3 255 34 331.3 331.3 292.1 331.5 0.05 26 241 10967 -52.7 -60.7 37 8.0 -52.9 255 34 331.2 331.2 292.1 331.4 0.04 27 226 11378 -54.9 -64.9 28 10.0 -55.1 255 35 333.9 334.0 292.8 334.1 0.03 28 200 12150 -57.9 -68.9 23 11.0 -58.0 255 38 341.1 341.1 294.6 341.1 0.02 29 199 12182 -57.9 -68.9 23 11.0 -58.0 250 38 341.6 341.6 294.7 341.6 0.02 30 186 12608 -58.3 -74.3 11 16.0 -58.5 249 45 347.6 347.6 296.1 347.6 0.01 31 173 13069 -53.5 -82.5 2 29.0 -53.9 248 53 362.8 362.8 299.2 362.8 0.00 32 150 13980 -57.4 -84.3 2 26.9 -57.6 245 68 371.3 371.3 300.8 371.3 0.00 33 107 16060 -66.5 -88.5 3 22.0 -66.6 245 39 391.6 391.6 304.0 391.6 0.00 34 100 16470 -64.9 -88.9 2 24.0 -65.1 245 33 402.3 402.3 305.5 402.3 0.00 35 87 17311 -69.9 -89.9 4 20.0 -70.0 255 21 408.6 408.6 306.3 408.6 0.00 36 70 18620 -66.1 -91.1 2 25.0 -66.3 270 3 443.0 443.0 310.2 443.0 0.00 37 69 18707 -65.9 -90.9 2 25.0 -66.1 277 3 445.2 445.2 310.4 445.2 0.00 38 61 19448 -69.5 -90.5 3 21.0 -69.6 342 5 453.2 453.2 311.1 453.2 0.00 39 54 20186 -62.9 -90.9 1 28.0 -63.3 45 6 484.5 484.5 313.8 484.5 0.00 40 50 20660 -62.5 -90.5 1 28.0 -62.9 85 7 496.2 496.2 314.7 496.2 0.00 41 49 20784 -62.1 -91.1 1 29.0 -62.6 87 7 500.0 500.0 314.9 500.0 0.00 42 46 21173 -63.1 -91.1 1 28.0 -63.5 93 7 506.7 506.7 315.4 506.7 0.00 43 38 22357 -58.9 -89.9 1 31.0 -59.7 112 6 545.9 545.9 317.9 545.9 0.00 44 31 23633 -58.5 -89.5 1 31.0 -59.6 132 5 579.7 579.7 319.6 579.7 0.00 45 31 23633 -58.5 -89.5 1 31.0 -59.6 132 5 579.7 579.7 319.6 579.7 0.00 46 30 23840 -55.5 -88.5 1 33.0 -57.0 135 5 593.3 593.3 320.3 593.4 0.01 47 29 24057 -52.9 -86.9 1 34.0 -54.9 144 5 606.3 606.3 320.9 606.3 0.01 48 26 24761 -52.3 -86.3 1 34.0 -54.6 174 5 627.2 627.2 321.8 627.3 0.01 49 25 25014 -53.5 -86.5 1 33.0 -55.6 184 5 630.8 630.8 321.9 630.9 0.01 50 22 25843 -48.9 -84.9 1 36.0 -52.5 219 4 668.0 668.0 323.3 668.1 0.01 51 20 26470 -47.9 -84.9 1 37.0 -52.1 245 4 689.6 689.6 324.1 689.7 0.01 52 17 27543 -48.3 -84.3 1 36.0 -52.8 247 7 721.1 721.1 325.1 721.2 0.02 53 15 28374 -44.7 -83.7 1 39.0 -51.0 249 9 759.3 759.3 326.2 759.5 0.02 54 15 28374 -45.3 -83.3 1 38.0 -51.3 249 9 757.3 757.3 326.1 757.6 0.03 55 13 29344 -38.9 -80.9 0 42.0 -48.6 251 11 811.1 811.2 327.5 811.5 0.04 56 12 29894 -38.1 -80.1 0 42.0 -48.6 252 12 832.7 832.8 328.0 833.3 0.05 57 10 31140 -41.9 -82.9 0 41.0 -51.2 255 15 863.1 863.2 328.7 863.5 0.04 58 9.9 31208 -42.3 -83.3 0 41.0 -51.4 864.1 864.1 328.7 864.5 0.04 TRP 199 12182 -57.9 -68.9 23 11.0 -58.0 250 38 341.6 341.6 294.7 341.6 0.02 WND 150 13980 -57.4 -84.3 2 26.9 -57.6 245 68 371.3 371.3 300.8 371.3 0.00 Sounding variables and indices 1000-500 mb thick: 5677.00 m Freezing level: 612.28 mb = 4255.66 m = 13961.97 ft Wetbulb zero: 742.66 mb = 2654.49 m = 8708.86 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 20.68 % Est. max temperature: 27.17 C = 80.91 F Sfc-Lift cond lev (LCL): 917.28 mb = 877.76 m = 2879.75 ft T: 13.86 C 700-500 lapse rate: 7.60 C/km ThetaE index: 8.06 C Layer 916.0- 824.0 mb Conv cond level (CCL): 654.54 mb = 3698.02 m = 12132.46 ft Mean mixing ratio: 8.26 g/kg Conv temperature: 40.85 C = 105.53 F Cap Strength: 9.97 C Lifted Index: 5.90 C Risk: None Lifted Index @300 mb: 8.72 C Lifted Index @700 mb: 8.98 C Showalter Index: 9.13 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 9.70 C K Index: -11.90 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 1.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.40 J/kg Max Up Vert Vel: 6.23 m/s Conv Inhibition (B-): 50436.27 J/kg Cap Strength: 9.87 C Lift Cond Lev (LCL): 875.23 mb = 1275.20 m = 4183.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 6 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 1003 117 235 3 2.5 1.7 | 146 5 -3.1 4.5 1 1000 143 225 3 2.1 2.1 | 145 6 -3.4 4.9 2 925 807 90 3 -3.0 0.0 | 108 9 -8.6 2.8 3 850 1523 350 2 0.3 -2.0 | 99 5 -5.2 0.8 4 700 3148 265 12 12.0 1.0 | 239 7 6.4 3.8 5 500 5820 265 11 11.0 1.0 | 235 7 5.4 3.8 6 400 7490 245 8 7.3 3.4 | 195 6 1.7 6.2 7 300 9510 260 27 26.6 4.7 | 250 22 21.0 7.5 8 250 10730 255 33 31.9 8.5 | 247 29 26.3 11.3 9 200 12150 255 38 36.7 9.8 | 248 34 31.2 12.6 10 199 12182 250 38 35.7 13.0 | 242 34 30.2 15.8 11 150 13980 245 68 61.6 28.7 | 241 64 56.1 31.5 12 100 16470 245 33 29.9 13.9 | 235 30 24.4 16.7 13 70 18620 270 3 3.0 -0.0 | 138 4 -2.6 2.8 14 50 20660 85 7 -7.0 -0.6 | 100 13 -12.5 2.2 15 30 23840 135 5 -3.5 3.5 | 125 11 -9.1 6.3 16 20 26470 245 4 3.6 1.7 | 157 5 -1.9 4.5 17 10 31140 255 15 14.5 3.9 | 233 11 8.9 6.7 Wind Parameters Mean winds (0-6000m): 266.8 at 8.3 knts Storm direction: 296.8 at 6.2 knts Shear (0-3000m) pos: 0.0 neg: 1.6 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 95.1 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -25.2 tot: -24.7 m^2/s^2 ave: -8.2 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.96 Bulk Shear: 9.88 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 ------------------------------------------------------------------------------- 500 180 3 136 8| 0.0 4.9 4.9| 0.0 -7.7 -7.7 -15.3 -0.64| 5.7 -3.6 1000 116 3 117 9| 0.0 2.9 2.9| 0.0 -15.7 -15.7 -15.7 -0.72| 5.0 -3.6 1500 82 3 107 9| 0.0 1.6 1.6| 0.5 -16.9 -16.4 -10.9 -0.59| 4.3 -2.6 2000 1 3 87 6| 0.0 1.6 1.6| 0.5 -19.3 -18.9 -9.4 -0.62| 4.2 -2.6 2500 310 4 96 3| 0.0 1.6 1.6| 0.5 -21.2 -20.7 -8.3 -0.67| 4.3 -2.9 3000 276 5 165 2| 0.0 1.6 1.6| 0.5 -25.2 -24.7 -8.2 -0.65| 4.5 -3.0 4000 269 7 200 3| 0.0 1.2 1.2| 0.5 -25.9 -25.5 -6.4 -0.65| 3.5 -2.3 5000 268 8 214 4| 0.0 0.9 0.9| 0.5 -26.3 -25.8 -5.2 -0.65| 2.8 -1.8 6000 267 8 220 4| 0.0 0.7 0.7| 0.5 -28.0 -27.5 -4.6 -0.66| 2.5 -1.6 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250428.00.gif