UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 29 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 1002 117 18.0 12.0 68 6.0 14.4 355 3 291.0 292.5 287.4 316.0 8.82 1 1000 134 18.2 13.2 73 5.0 15.1 345 5 291.4 293.0 288.2 318.5 9.57 2 925 797 12.8 10.7 87 2.1 11.6 330 4 292.4 294.0 287.9 317.4 8.76 3 885 1167 10.0 10.0 100 0.0 10.0 283 4 293.2 294.8 288.2 318.2 8.74 4 873 1281 10.8 9.1 89 1.7 9.8 268 4 295.2 296.7 288.5 319.3 8.33 5 868 1329 13.4 -0.6 38 14.0 6.4 262 4 298.4 299.2 285.7 311.0 4.21 6 851 1497 16.4 -11.6 14 28.0 4.7 241 4 303.2 303.6 284.9 309.1 1.85 7 850 1507 16.4 -11.6 14 28.0 4.7 240 4 303.3 303.7 285.0 309.2 1.85 8 812 1894 14.6 -13.4 13 28.0 3.3 246 7 305.4 305.7 285.6 310.8 1.67 9 757 2480 9.8 -14.2 17 24.0 0.5 255 12 306.4 306.7 285.9 311.8 1.68 10 709 3020 6.6 -23.4 10 30.0 -2.8 263 16 308.7 308.8 285.8 311.4 0.82 11 702 3102 7.2 -27.8 6 35.0 -3.0 265 17 310.2 310.3 286.1 312.1 0.55 12 700 3125 7.0 -28.0 6 35.0 -3.1 265 17 310.2 310.3 286.1 312.1 0.55 13 640 3855 2.0 -33.0 5 35.0 -6.7 265 21 312.6 312.7 286.7 313.9 0.37 14 638 3880 2.0 -27.0 10 29.0 -6.2 265 21 312.9 313.0 287.1 315.2 0.66 15 631 3969 1.2 -13.8 32 15.0 -4.6 265 22 313.0 313.4 288.6 319.8 2.08 16 613 4201 -0.9 -13.9 37 13.0 -5.8 265 23 313.2 313.6 288.8 320.1 2.13 17 546 5111 -9.3 -17.3 52 8.0 -11.9 265 28 313.7 314.0 288.6 319.6 1.80 18 540 5197 -9.7 -22.7 34 13.0 -13.3 265 29 314.2 314.4 288.1 318.1 1.14 19 536 5254 -8.7 -41.7 5 33.0 -14.4 265 29 316.1 316.1 287.7 316.8 0.18 20 500 5790 -12.3 -45.3 5 33.0 -17.2 265 32 318.0 318.1 288.3 318.5 0.13 21 400 7440 -25.9 -54.9 5 29.0 -28.2 270 28 321.3 321.3 289.2 321.5 0.06 22 328 8841 -37.9 -59.9 8 22.0 -38.9 260 34 323.6 323.6 289.9 323.7 0.04 23 300 9450 -42.3 -63.3 8 21.0 -43.0 255 37 325.7 325.7 290.5 325.8 0.03 24 283 9842 -45.9 -64.9 10 19.0 -46.4 253 40 326.1 326.1 290.6 326.1 0.02 25 250 10660 -50.9 -69.9 9 19.0 -51.2 250 46 330.4 330.4 291.8 330.4 0.01 26 208 11834 -58.3 -75.3 10 17.0 -58.5 238 53 336.6 336.6 293.5 336.7 0.01 27 200 12080 -58.9 -75.9 9 17.0 -59.0 235 54 339.5 339.5 294.2 339.5 0.01 28 189 12433 -60.5 -75.5 12 15.0 -60.6 235 62 342.5 342.5 294.9 342.5 0.01 29 160 13475 -58.3 -83.3 3 25.0 -58.5 244 72 362.9 362.9 299.2 362.9 0.00 30 157 13594 -58.7 -83.7 3 25.0 -58.9 245 73 364.2 364.2 299.5 364.3 0.00 31 150 13880 -59.5 -84.5 2 25.0 -59.7 240 68 367.6 367.6 300.1 367.6 0.00 32 117 15436 -58.9 -85.9 2 27.0 -59.2 243 54 395.7 395.7 304.6 395.8 0.00 33 101 16349 -63.1 -87.1 3 24.0 -63.3 245 46 404.7 404.7 305.8 404.7 0.00 34 100 16410 -63.1 -87.1 3 24.0 -63.3 245 45 405.8 405.8 306.0 405.8 0.00 35 82 17620 -67.9 -88.9 3 21.0 -68.0 226 39 419.7 419.7 307.7 419.7 0.00 36 70 18580 -65.3 -89.3 2 24.0 -65.5 210 34 444.7 444.7 310.3 444.7 0.00 37 65 19034 -62.5 -88.5 2 26.0 -62.9 188 29 460.3 460.3 311.8 460.3 0.00 38 55 20062 -63.5 -89.5 2 26.0 -63.8 138 18 480.6 480.6 313.5 480.6 0.00 39 50 20650 -61.3 -89.3 1 28.0 -61.8 110 11 499.0 499.0 314.9 499.0 0.00 40 49 20776 -61.1 -88.1 2 27.0 -61.6 116 11 502.4 502.4 315.1 502.4 0.00 41 46 21167 -63.1 -89.1 2 26.0 -63.5 134 11 506.7 506.7 315.4 506.7 0.00 42 30 23850 -55.3 -86.3 1 31.0 -56.8 255 8 593.9 593.9 320.3 593.9 0.01 43 22 25847 -50.9 -83.9 1 33.0 -53.9 289 6 662.1 662.1 323.2 662.2 0.02 44 22 25847 -51.5 -84.5 1 33.0 -54.4 289 6 660.3 660.3 323.1 660.4 0.01 45 20 26470 -48.3 -83.3 1 35.0 -52.3 300 5 688.3 688.3 324.0 688.5 0.02 46 17 27550 -43.3 -81.3 1 38.0 -49.7 295 8 737.1 737.1 325.6 737.4 0.03 47 10 31170 -36.3 -79.3 0 43.0 -48.7 280 18 884.0 884.1 329.1 884.8 0.07 48 9.6 31454 -35.5 -78.5 0 43.0 -48.6 897.4 897.5 329.4 898.4 0.09 49 9.2 31749 -36.9 -78.9 0 42.0 -49.4 903.1 903.1 329.5 904.0 0.09 TRP 189 12433 -60.5 -75.5 12 15.0 -60.6 235 62 342.5 342.5 294.9 342.5 0.01 WND 157 13594 -58.7 -83.7 3 25.0 -58.9 245 73 364.2 364.2 299.5 364.3 0.00 Sounding variables and indices 1000-500 mb thick: 5656.00 m Freezing level: 620.71 mb = 4101.79 m = 13457.15 ft Wetbulb zero: 749.85 mb = 2558.36 m = 8393.48 ft Precipitable water: 0.68 inches Sfc-500 mean rel hum: 33.29 % Est. max temperature: 29.96 C = 85.93 F Sfc-Lift cond lev (LCL): 916.41 mb = 875.15 m = 2871.21 ft T: 12.21 C 700-500 lapse rate: 7.24 C/km ThetaE index: 10.21 C Layer 868.0- 850.0 mb Conv cond level (CCL): 895.16 mb = 1071.65 m = 3515.88 ft Mean mixing ratio: 9.07 g/kg Conv temperature: 20.02 C = 68.04 F Cap Strength: 8.43 C Lifted Index: 5.29 C Risk: None Lifted Index @300 mb: 6.02 C Lifted Index @700 mb: 7.51 C Showalter Index: 10.53 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 28.70 C Cross Totals Index: 0.70 C K Index: -17.90 Risk: None Sweat Index: 40.00 Risk: None Energy Index: 2.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.37 J/kg Max Up Vert Vel: 2.96 m/s Conv Inhibition (B-): 45697.65 J/kg Cap Strength: 8.37 C Lift Cond Lev (LCL): 908.03 mb = 952.08 m = 3123.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 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 1002 117 355 3 0.3 -3.0 | 103 11 -10.9 2.5 1 1000 134 345 5 1.3 -4.8 | 94 10 -9.9 0.7 2 925 797 330 4 2.0 -3.5 | 103 9 -9.2 2.1 3 850 1507 240 4 3.5 2.0 | 134 11 -7.7 7.5 4 700 3125 265 17 16.9 1.5 | 219 9 5.7 7.0 5 500 5790 265 32 31.9 2.8 | 248 22 20.7 8.3 6 400 7440 270 28 28.0 -0.0 | 252 18 16.8 5.5 7 300 9450 255 37 35.7 9.6 | 238 29 24.5 15.1 8 250 10660 250 46 43.2 15.7 | 236 38 32.0 21.3 9 200 12080 235 54 44.2 31.0 | 222 49 33.0 36.5 10 189 12433 235 62 50.8 35.6 | 224 57 39.6 41.1 11 157 13594 245 73 66.2 30.9 | 236 66 55.0 36.4 12 150 13880 240 68 58.9 34.0 | 230 62 47.7 39.5 13 100 16410 245 45 40.8 19.0 | 230 38 29.6 24.6 14 70 18580 210 34 17.0 29.4 | 189 35 5.8 35.0 15 50 20650 110 11 -10.3 3.8 | 113 23 -21.5 9.3 16 30 23850 255 8 7.7 2.1 | 155 8 -3.5 7.6 17 20 26470 300 5 4.3 -2.5 | 114 8 -6.9 3.0 18 10 31170 280 18 17.7 -3.1 | 250 7 6.5 2.4 Wind Parameters Mean winds (0-6000m): 266.3 at 16.7 knts Storm direction: 296.3 at 12.5 knts Shear (0-3000m) pos: 2.2 neg: 1.1 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 115.7 deg Storm rel helicity (0-3000m) pos: 47.3 neg: -4.1 tot: 43.2 m^2/s^2 ave: 14.4 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 33.92 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 ------------------------------------------------------------------------------- 500 340 5 97 10| 0.0 1.9 1.9| 2.2 -4.1 -1.8 -3.7 -0.20| 3.1 -0.6 1000 331 4 101 9| 0.0 2.0 2.0| 9.2 -4.1 5.1 5.1 0.38| 3.2 1.2 1500 312 4 109 8| 0.0 2.3 2.3| 17.3 -4.1 13.2 8.8 0.53| 3.6 1.9 2000 286 5 123 8| 1.1 1.7 2.8| 27.3 -4.1 23.2 11.6 0.65| 3.7 2.4 2500 273 6 135 7| 1.7 1.4 3.1| 37.1 -4.1 33.0 13.2 0.73| 3.9 2.8 3000 271 8 146 6| 2.2 1.1 3.3| 47.3 -4.1 43.2 14.4 0.78| 4.0 3.1 4000 268 11 173 6| 2.0 1.1 3.1| 57.1 -4.1 53.0 13.2 0.74| 3.7 2.8 5000 267 14 201 7| 1.6 1.4 3.0| 66.7 -4.1 62.7 12.5 0.69| 3.6 2.4 6000 266 17 219 9| 1.3 1.4 2.8| 74.9 -4.1 70.8 11.8 0.64| 3.4 2.2 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250429.00.gif