UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 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 1004 123 21.8 10.8 50 11.0 15.1 45 25 294.6 296.1 288.1 318.0 8.12 1 1003 131 19.8 10.8 56 9.0 14.4 45 24 292.7 294.1 287.4 316.0 8.13 2 1000 157 19.0 11.0 60 8.0 14.2 45 22 292.1 293.6 287.3 315.7 8.26 3 925 822 14.0 8.0 67 6.0 10.6 35 15 293.6 294.9 286.9 314.6 7.29 4 885 1193 10.8 6.8 76 4.0 8.6 19 13 294.0 295.3 286.8 314.3 7.01 5 858 1452 10.6 3.6 62 7.0 6.9 8 11 296.5 297.5 286.5 313.4 5.78 6 850 1530 11.0 0.0 47 11.0 5.5 5 11 297.7 298.5 285.7 311.1 4.50 7 811 1921 11.6 -19.4 10 31.0 1.0 347 10 302.3 302.5 283.7 305.6 1.01 8 700 3134 5.2 -37.8 3 43.0 -4.6 290 8 308.2 308.3 284.9 309.0 0.21 9 646 3783 1.2 -35.8 4 37.0 -7.2 283 12 310.9 310.9 286.0 311.9 0.28 10 511 5624 -11.3 -49.3 3 38.0 -16.6 262 25 317.3 317.3 287.9 317.6 0.08 11 500 5790 -12.7 -49.7 3 37.0 -17.6 260 26 317.6 317.6 288.1 317.9 0.08 12 444 6679 -20.5 -35.5 25 15.0 -22.9 255 21 318.7 318.8 288.8 320.2 0.42 13 406 7332 -24.9 -57.9 3 33.0 -27.4 251 17 321.3 321.3 289.2 321.4 0.04 14 400 7440 -25.9 -54.9 5 29.0 -28.2 250 16 321.3 321.3 289.2 321.5 0.06 15 365 8096 -31.5 -54.5 8 23.0 -33.0 250 16 322.4 322.4 289.6 322.6 0.06 16 300 9460 -40.3 -66.3 5 26.0 -41.2 250 17 328.6 328.6 291.3 328.6 0.02 17 279 9950 -43.7 -65.7 7 22.0 -44.3 246 24 330.6 330.6 291.9 330.6 0.02 18 250 10680 -47.5 -70.5 5 23.0 -48.0 240 34 335.4 335.4 293.2 335.5 0.01 19 232 11171 -49.9 -71.9 6 22.0 -50.3 243 38 339.0 339.1 294.1 339.1 0.01 20 200 12140 -50.9 -75.9 4 25.0 -51.3 250 47 352.2 352.2 297.1 352.2 0.01 21 181 12783 -55.5 -80.5 3 25.0 -55.8 257 47 354.9 354.9 297.7 354.9 0.00 22 175 12999 -53.1 -83.1 1 30.0 -53.5 259 47 362.3 362.3 299.1 362.3 0.00 23 164 13414 -56.7 -82.7 2 26.0 -57.0 264 46 363.0 363.0 299.3 363.0 0.00 24 150 13980 -56.7 -84.7 2 28.0 -57.0 270 46 372.4 372.4 301.0 372.4 0.00 25 100 16490 -66.7 -88.7 3 22.0 -66.8 280 23 398.9 398.9 305.0 398.9 0.00 26 82 17674 -72.7 -90.7 5 18.0 -72.8 310 22 409.9 409.9 306.5 409.9 0.00 27 70 18610 -70.1 -90.1 4 20.0 -70.2 315 20 434.4 434.4 309.3 434.4 0.00 28 58 19735 -68.1 -90.1 3 22.0 -68.3 335 13 462.9 462.9 312.0 462.9 0.00 29 53 20282 -63.7 -90.7 1 27.0 -64.0 344 9 485.2 485.2 313.8 485.2 0.00 30 50 20640 -63.7 -90.7 1 27.0 -64.1 350 7 493.4 493.4 314.5 493.4 0.00 31 44 21424 -63.1 -90.1 1 27.0 -63.6 34 8 513.2 513.2 315.8 513.2 0.00 32 37 22502 -57.7 -88.7 1 31.0 -58.7 93 8 553.1 553.1 318.3 553.2 0.00 33 32 23414 -59.3 -89.3 1 30.0 -60.2 143 9 572.3 572.3 319.3 572.3 0.00 34 30 23820 -57.1 -88.1 1 31.0 -58.4 165 9 589.0 589.0 320.1 589.0 0.01 35 27 24491 -54.3 -87.3 1 33.0 -56.2 174 10 614.9 614.9 321.3 614.9 0.01 36 25 24983 -55.9 -87.9 1 32.0 -57.6 181 11 623.9 624.0 321.6 624.0 0.01 37 20 26420 -50.5 -85.5 1 35.0 -53.8 200 14 681.6 681.6 323.8 681.7 0.01 38 18 27109 -50.1 -85.1 1 35.0 -53.8 206 17 703.7 703.7 324.6 703.8 0.02 39 17 27481 -51.9 -85.9 1 34.0 -55.2 209 19 709.5 709.5 324.7 709.6 0.01 40 12 29804 -39.5 -81.5 0 42.0 -49.2 229 29 827.8 827.8 327.9 828.2 0.04 41 10 31050 -40.5 -81.5 0 41.0 -50.5 240 34 868.4 868.4 328.8 868.9 0.05 42 9.0 31767 -40.9 -81.9 0 41.0 -51.2 893.4 893.4 329.3 893.9 0.05 TRP 82 17674 -72.7 -90.7 5 18.0 -72.8 310 22 409.9 409.9 306.5 409.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5633.00 m Freezing level: 633.04 mb = 3960.15 m = 12992.46 ft Wetbulb zero: 791.91 mb = 2117.32 m = 6946.50 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 20.63 % Est. max temperature: 24.25 C = 75.65 F Sfc-Lift cond lev (LCL): 853.17 mb = 1498.96 m = 4917.79 ft T: 10.84 C 700-500 lapse rate: 6.74 C/km ThetaE index: 12.41 C Layer 1003.0- 700.0 mb Conv cond level (CCL): 689.88 mb = 3251.87 m = 10668.75 ft Mean mixing ratio: 7.67 g/kg Conv temperature: 35.92 C = 96.66 F Cap Strength: 6.94 C Lifted Index: 6.50 C Risk: None Lifted Index @300 mb: 9.90 C Lifted Index @700 mb: 6.94 C Showalter Index: 8.96 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 12.70 C K Index: -19.30 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 1.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.74 J/kg Max Up Vert Vel: 3.08 m/s Conv Inhibition (B-): 57872.45 J/kg Cap Strength: 6.92 C Lift Cond Lev (LCL): 861.67 mb = 1416.16 m = 4646.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 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 1004 123 45 25 -17.7 -17.7 | 71 25 -23.9 -8.1 1 1000 157 45 22 -15.6 -15.6 | 75 23 -21.8 -6.0 2 925 822 35 15 -8.6 -12.3 | 80 15 -14.8 -2.7 3 850 1530 5 11 -1.0 -11.0 | 79 7 -7.2 -1.4 4 700 3134 290 8 7.5 -2.7 | 191 7 1.3 6.8 5 500 5790 260 26 25.6 4.5 | 234 24 19.4 14.1 6 400 7440 250 16 15.0 5.5 | 210 17 8.8 15.0 7 300 9460 250 17 16.0 5.8 | 212 18 9.8 15.4 8 250 10680 240 34 29.4 17.0 | 221 35 23.2 26.6 9 200 12140 250 47 44.2 16.1 | 236 46 38.0 25.7 10 150 13980 270 46 46.0 -0.0 | 256 41 39.8 9.6 11 100 16490 280 23 22.7 -4.0 | 251 17 16.5 5.6 12 82 17674 310 22 16.9 -14.1 | 293 12 10.7 -4.6 13 70 18610 315 20 14.1 -14.1 | 300 9 7.9 -4.6 14 50 20640 350 7 1.2 -6.9 | 118 6 -5.0 2.7 15 30 23820 165 9 -2.3 8.7 | 155 20 -8.5 18.3 16 20 26420 200 14 4.8 13.2 | 176 23 -1.4 22.7 17 10 31050 240 34 29.4 17.0 | 221 35 23.2 26.6 Wind Parameters Mean winds (0-6000m): 297.1 at 15.2 knts Storm direction: 327.1 at 11.4 knts Shear (0-3000m) pos: 0.0 neg: 5.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 119.7 deg Storm rel helicity (0-3000m) pos: 20.1 neg: -3.1 tot: 17.0 m^2/s^2 ave: 5.7 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 103.37 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 42 20 75 20| 0.0 8.5 8.5| 12.3 0.0 12.3 24.6 0.25| 8.6 2.2 1000 38 17 77 17| 0.0 7.1 7.1| 15.6 -2.8 12.8 12.8 0.15| 7.3 1.1 1500 32 16 76 15| 0.0 6.5 6.5| 16.5 -3.0 13.5 9.0 0.13| 6.6 0.8 2000 25 14 75 13| 0.0 6.0 6.0| 17.7 -3.0 14.7 7.3 0.16| 6.1 1.0 2500 18 13 74 11| 0.0 5.5 5.5| 19.6 -3.0 16.6 6.6 0.25| 5.7 1.4 3000 13 12 74 9| 0.0 5.0 5.0| 20.1 -3.1 17.0 5.7 0.24| 5.4 1.3 4000 353 12 62 5| 0.0 4.6 4.6| 31.8 -3.1 28.7 7.2 0.33| 4.9 1.6 5000 324 13 304 2| 0.0 4.5 4.5| 37.3 -3.1 34.2 6.8 0.31| 4.7 1.5 6000 297 15 250 8| 0.0 4.0 4.0| 37.3 -16.8 20.5 3.4 0.23| 4.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250419.12.gif