UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 19 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 1005 120 16.8 12.2 74 4.6 14.0 225 1 289.5 291.1 286.9 314.6 8.91 1 1000 162 17.8 12.8 73 5.0 14.7 220 5 291.0 292.6 287.9 317.3 9.32 2 994 214 17.8 12.8 73 5.0 14.7 217 5 291.5 293.1 288.1 318.1 9.38 3 956 546 14.8 12.1 84 2.7 13.1 197 3 291.7 293.3 288.1 318.1 9.31 4 925 825 13.8 8.8 72 5.0 10.9 180 1 293.4 294.8 287.3 315.6 7.70 5 894 1111 12.0 6.0 67 6.0 8.7 242 6 294.4 295.6 286.5 313.5 6.57 6 869 1349 13.6 -3.4 31 17.0 5.6 294 11 298.5 299.1 284.9 308.8 3.42 7 850 1535 12.8 -5.2 28 18.0 4.6 335 14 299.6 300.1 284.9 308.9 3.05 8 790 2146 10.4 -17.6 12 28.0 0.4 307 12 303.3 303.5 284.2 307.2 1.21 9 769 2369 9.6 -21.4 9 31.0 -0.6 296 12 304.8 305.0 284.5 307.8 0.90 10 765 2412 9.2 -8.8 27 18.0 1.5 294 12 304.8 305.3 286.4 312.9 2.57 11 700 3143 6.2 -27.8 7 34.0 -3.5 260 10 309.4 309.5 285.8 311.3 0.56 12 673 3464 5.2 -26.8 8 32.0 -4.1 261 12 311.7 311.9 286.7 313.9 0.63 13 612 4228 -0.9 -37.9 4 37.0 -8.8 262 16 313.3 313.3 286.8 314.2 0.24 14 530 5354 -10.1 -27.1 23 17.0 -14.3 264 23 315.4 315.6 288.1 318.1 0.78 15 500 5800 -12.9 -38.9 9 26.0 -17.4 265 26 317.3 317.4 288.2 318.3 0.26 16 475 6190 -15.3 -43.3 7 28.0 -19.4 263 30 319.0 319.1 288.6 319.7 0.17 17 465 6350 -16.5 -34.5 20 18.0 -19.8 262 32 319.5 319.6 289.0 321.1 0.44 18 400 7460 -26.9 -33.9 52 7.0 -27.9 255 43 320.0 320.1 289.3 322.0 0.54 19 395 7551 -27.7 -35.7 46 8.0 -28.8 255 43 320.1 320.2 289.3 321.8 0.46 20 338 8656 -34.9 -61.9 5 27.0 -36.2 255 45 324.9 324.9 290.3 325.0 0.03 21 300 9480 -40.3 -64.3 6 24.0 -41.2 255 47 328.6 328.6 291.3 328.7 0.02 22 275 10067 -44.9 -64.9 9 20.0 -45.4 255 57 330.2 330.2 291.8 330.3 0.02 23 250 10700 -47.5 -70.5 5 23.0 -48.0 255 69 335.4 335.4 293.2 335.5 0.01 24 230 11245 -50.7 -72.7 6 22.0 -51.1 251 71 338.7 338.7 294.0 338.7 0.01 25 200 12150 -52.3 -77.3 3 25.0 -52.7 245 74 349.9 349.9 296.6 350.0 0.01 26 180 12826 -55.5 -79.3 4 23.8 -55.8 250 79 355.5 355.5 297.8 355.5 0.00 27 167 13301 -57.7 -80.7 4 23.0 -57.9 260 67 359.5 359.5 298.6 359.5 0.00 28 156 13732 -56.3 -84.3 2 28.0 -56.6 270 55 368.9 368.9 300.4 368.9 0.00 29 150 13980 -57.3 -85.3 2 28.0 -57.6 275 49 371.4 371.4 300.8 371.4 0.00 30 100 16480 -67.7 -88.7 3 21.0 -67.8 300 31 396.9 396.9 304.8 396.9 0.00 31 96 16726 -68.7 -89.7 3 21.0 -68.8 285 30 399.6 399.6 305.2 399.6 0.00 32 74 18295 -66.9 -89.9 3 23.0 -67.1 297 19 434.3 434.3 309.3 434.3 0.00 33 70 18630 -68.7 -89.7 3 21.0 -68.8 300 17 437.4 437.4 309.6 437.4 0.00 34 63 19256 -69.7 -90.7 3 21.0 -69.8 349 13 448.6 448.6 310.7 448.6 0.00 35 50 20650 -62.9 -89.9 1 27.0 -63.3 95 4 495.3 495.3 314.6 495.3 0.00 36 40 22038 -58.5 -89.5 1 31.0 -59.3 56 9 538.9 538.9 317.5 539.0 0.00 37 36 22697 -60.5 -89.5 1 29.0 -61.2 37 11 550.3 550.3 318.1 550.3 0.00 38 31 23640 -54.7 -87.7 1 33.0 -56.3 11 14 590.0 590.0 320.2 590.0 0.01 39 30 23850 -55.1 -88.1 1 33.0 -56.7 5 15 594.4 594.4 320.3 594.5 0.01 40 26 24764 -56.3 -88.3 1 32.0 -57.9 346 11 615.9 615.9 321.3 615.9 0.01 41 20 26450 -52.5 -86.5 1 34.0 -55.3 310 4 675.5 675.5 323.6 675.6 0.01 42 18 27134 -51.1 -86.1 1 35.0 -54.5 306 8 700.6 700.6 324.4 700.7 0.01 43 18 27134 -51.5 -86.5 1 35.0 -54.8 306 8 699.3 699.3 324.4 699.4 0.01 44 17 27510 -46.3 -84.3 1 38.0 -51.5 304 10 727.5 727.5 325.3 727.6 0.02 45 15 28348 -43.7 -83.7 0 40.0 -50.4 300 15 762.7 762.7 326.3 762.9 0.02 46 13 29304 -46.9 -83.9 1 37.0 -52.8 294 21 783.4 783.4 326.8 783.7 0.03 47 10 31060 -42.7 -82.7 0 40.0 -51.5 285 31 860.2 860.2 328.6 860.6 0.04 48 9.8 31197 -41.9 -82.9 0 41.0 -51.2 868.1 868.2 328.8 868.6 0.04 TRP 96 16726 -68.7 -89.7 3 21.0 -68.8 285 30 399.6 399.6 305.2 399.6 0.00 WND 180 12826 -55.5 -79.3 4 23.8 -55.8 250 79 355.5 355.5 297.8 355.5 0.00 Sounding variables and indices 1000-500 mb thick: 5638.00 m Freezing level: 621.00 mb = 4115.51 m = 13502.16 ft Wetbulb zero: 780.94 mb = 2241.43 m = 7353.70 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 25.69 % Est. max temperature: 26.55 C = 79.79 F Sfc-Lift cond lev (LCL): 938.39 mb = 703.30 m = 2307.40 ft T: 14.24 C 700-500 lapse rate: 7.19 C/km ThetaE index: 9.30 C Layer 925.0- 850.0 mb Conv cond level (CCL): 707.11 mb = 3059.85 m = 10038.77 ft Mean mixing ratio: 8.65 g/kg Conv temperature: 36.13 C = 97.03 F Cap Strength: 7.93 C Lifted Index: 5.24 C Risk: None Lifted Index @300 mb: 8.66 C Lifted Index @700 mb: 7.12 C Showalter Index: 10.14 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 7.70 C K Index: -13.50 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 2.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.29 J/kg Max Up Vert Vel: 4.96 m/s Conv Inhibition (B-): 49022.75 J/kg Cap Strength: 7.86 C Lift Cond Lev (LCL): 895.74 mb = 1094.83 m = 3591.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 11 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 1005 120 225 1 0.7 0.7 | 129 10 -8.1 6.5 1 1000 162 220 5 3.2 3.8 | 150 11 -5.6 9.7 2 925 825 180 1 0.0 1.0 | 128 11 -8.8 6.8 3 850 1535 335 14 5.9 -12.7 | 23 7 -2.9 -6.9 4 700 3143 260 10 9.8 1.7 | 188 8 1.1 7.6 5 500 5800 265 26 25.9 2.3 | 245 19 17.1 8.1 6 400 7460 255 43 41.5 11.1 | 243 37 32.8 17.0 7 300 9480 255 47 45.4 12.2 | 244 41 36.6 18.0 8 250 10700 255 69 66.6 17.9 | 248 63 57.9 23.7 9 200 12150 245 74 67.1 31.3 | 238 69 58.3 37.1 10 180 12826 250 79 74.2 27.0 | 243 73 65.5 32.9 11 150 13980 275 49 48.8 -4.3 | 268 40 40.0 1.6 12 100 16480 300 31 26.8 -15.5 | 298 21 18.1 -9.7 13 96 16726 285 30 29.0 -7.8 | 275 20 20.2 -1.9 14 70 18630 300 17 14.7 -8.5 | 294 7 6.0 -2.7 15 50 20650 95 4 -4.0 0.3 | 116 14 -12.8 6.2 16 30 23850 5 15 -1.3 -14.9 | 48 14 -10.1 -9.1 17 20 26450 310 4 3.1 -2.6 | 120 7 -5.7 3.3 18 10 31060 285 31 29.9 -8.0 | 276 21 21.2 -2.2 Wind Parameters Mean winds (0-6000m): 273.6 at 14.0 knts Storm direction: 303.6 at 10.5 knts Shear (0-3000m) pos: 2.7 neg: 2.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 59.9 deg Storm rel helicity (0-3000m) pos: 35.2 neg: -21.9 tot: 13.2 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.57 Bulk Shear: 21.42 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 ------------------------------------------------------------------------------- 500 212 4 142 11| 0.0 1.5 1.5| 10.0 -8.5 1.5 3.1 0.12| 6.7 0.8 1000 221 3 141 11| 2.7 0.8 3.5| 27.3 -12.1 15.3 15.3 0.39| 7.5 2.9 1500 313 6 113 5| 5.3 0.5 5.8| 35.2 -12.3 22.8 15.2 0.53| 11.5 6.1 2000 317 8 95 4| 4.0 1.7 5.7| 35.2 -15.8 19.4 9.7 0.37| 10.1 3.7 2500 311 8 96 2| 3.2 2.4 5.6| 35.2 -18.2 16.9 6.8 0.23| 9.1 2.1 3000 306 9 113 2| 2.7 2.6 5.3| 35.2 -21.9 13.2 4.4 0.16| 8.4 1.3 4000 289 10 191 3| 2.2 2.1 4.3| 46.6 -21.9 24.7 6.2 0.23| 7.0 1.6 5000 279 12 214 5| 2.1 1.7 3.8| 59.4 -21.9 37.5 7.5 0.27| 6.2 1.7 6000 274 14 227 7| 2.0 1.7 3.7| 69.9 -21.9 48.0 8.0 0.27| 5.8 1.6 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250419.00.gif