UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 20 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 20.4 10.4 53 10.0 14.4 35 15 292.9 294.3 287.2 315.4 7.87 1 1006 134 17.8 9.8 59 8.0 13.1 36 15 290.5 291.8 286.0 312.0 7.57 2 1000 185 17.0 9.0 59 8.0 12.4 40 13 290.1 291.4 285.5 310.6 7.21 3 965 488 14.2 8.2 67 6.0 10.8 35 13 290.3 291.5 285.5 310.4 7.08 4 933 772 13.6 5.6 58 8.0 9.2 31 14 292.5 293.6 285.4 310.1 6.12 5 925 845 12.8 5.8 62 7.0 9.0 30 14 292.4 293.5 285.5 310.4 6.26 6 873 1327 8.0 6.3 89 1.7 7.1 13 18 292.3 293.5 286.0 312.0 6.87 7 850 1548 8.6 1.6 61 7.0 5.1 5 20 295.2 296.1 285.3 310.0 5.05 8 828 1765 10.4 -4.6 34 15.0 3.5 7 20 299.3 299.9 285.0 309.2 3.28 9 771 2354 6.6 -6.4 39 13.0 0.9 13 19 301.4 301.9 285.6 310.8 3.07 10 742 2669 7.8 -19.2 13 27.0 -1.4 15 19 306.0 306.2 285.2 309.7 1.13 11 700 3148 6.2 -33.8 4 40.0 -3.9 20 19 309.4 309.4 285.5 310.5 0.31 12 693 3230 6.0 -37.0 3 43.0 -4.2 21 19 310.0 310.1 285.6 310.8 0.23 13 681 3373 5.4 -35.6 3 41.0 -4.6 23 19 310.9 311.0 286.0 311.9 0.27 14 500 5810 -12.3 -46.3 4 34.0 -17.2 55 19 318.0 318.1 288.2 318.5 0.12 15 462 6408 -17.9 -40.9 11 23.0 -21.2 55 18 318.3 318.4 288.5 319.2 0.23 16 419 7132 -23.3 -54.3 4 31.0 -26.1 55 16 320.4 320.4 288.9 320.6 0.06 17 400 7470 -25.7 -55.7 4 30.0 -28.1 55 15 321.6 321.6 289.3 321.8 0.05 18 328 8876 -36.7 -59.7 7 23.0 -37.8 72 34 325.2 325.2 290.4 325.4 0.04 19 300 9490 -40.1 -62.1 8 22.0 -40.9 80 42 328.8 328.9 291.4 329.0 0.03 20 258 10502 -46.9 -66.9 8 20.0 -47.4 63 13 333.3 333.3 292.6 333.4 0.02 21 250 10710 -46.7 -69.7 6 23.0 -47.2 60 7 336.6 336.6 293.5 336.7 0.01 22 200 12170 -54.5 -75.5 6 21.0 -54.8 260 21 346.5 346.5 295.8 346.5 0.01 23 184 12709 -51.7 -79.7 2 28.0 -52.1 260 22 359.4 359.4 298.6 359.4 0.00 24 150 14020 -57.5 -85.5 2 28.0 -57.8 260 25 371.0 371.0 300.8 371.0 0.00 25 100 16510 -67.5 -88.5 4 21.0 -67.6 305 20 397.3 397.3 304.8 397.3 0.00 26 87 17341 -67.9 -88.9 3 21.0 -68.0 321 16 412.6 412.6 306.9 412.7 0.00 27 71 18528 -76.5 -90.5 9 14.0 -76.6 343 9 419.0 419.0 307.6 419.0 0.00 28 70 18610 -74.3 -90.3 7 16.0 -74.3 345 9 425.4 425.4 308.3 425.4 0.00 29 58 19731 -66.1 -90.1 2 24.0 -66.3 331 6 467.4 467.5 312.4 467.5 0.00 30 53 20277 -67.7 -89.7 3 22.0 -67.9 324 4 476.0 476.0 313.1 476.0 0.00 31 50 20630 -65.7 -90.7 2 25.0 -66.0 320 3 488.7 488.7 314.1 488.7 0.00 32 46 21138 -65.1 -90.1 2 25.0 -65.4 336 5 501.9 501.9 315.1 501.9 0.00 33 45 21273 -62.5 -90.5 1 28.0 -63.0 340 5 511.4 511.4 315.7 511.4 0.00 34 36 22657 -60.9 -88.9 1 28.0 -61.6 21 9 549.2 549.2 318.1 549.2 0.00 35 34 23013 -61.3 -89.3 1 28.0 -62.0 32 11 557.2 557.2 318.5 557.2 0.00 36 34 23013 -61.3 -89.3 1 28.0 -62.0 32 11 557.2 557.2 318.5 557.2 0.00 37 30 23800 -55.9 -86.9 1 31.0 -57.3 55 13 592.2 592.2 320.3 592.3 0.01 38 29 24016 -55.5 -86.5 1 31.0 -57.1 46 13 599.1 599.1 320.6 599.2 0.01 39 27 24469 -57.7 -87.7 1 30.0 -59.0 26 14 605.3 605.3 320.9 605.3 0.01 40 25 24958 -53.9 -85.9 1 32.0 -55.9 6 15 629.7 629.7 321.9 629.8 0.01 41 20 26400 -51.1 -84.1 1 33.0 -54.2 305 17 679.8 679.8 323.7 679.9 0.02 42 18 27085 -51.9 -84.9 1 33.0 -55.1 293 20 698.0 698.0 324.4 698.2 0.02 43 12 29780 -40.7 -80.7 1 40.0 -49.8 246 31 823.5 823.6 327.8 824.0 0.05 44 11 30371 -42.1 -81.1 1 39.0 -50.8 236 33 839.2 839.2 328.2 839.7 0.05 45 10 31020 -39.7 -80.7 0 41.0 -50.1 225 36 871.4 871.4 328.8 871.9 0.06 46 9.6 31299 -39.7 -80.7 0 41.0 -50.3 881.6 881.6 329.1 882.2 0.06 TRP 200 12170 -54.5 -75.5 6 21.0 -54.8 260 21 346.5 346.5 295.8 346.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5625.00 m Freezing level: 625.78 mb = 4116.17 m = 13504.34 ft Wetbulb zero: 759.74 mb = 2475.24 m = 8120.77 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 26.10 % Est. max temperature: 21.67 C = 71.00 F Sfc-Lift cond lev (LCL): 868.97 mb = 1365.42 m = 4479.68 ft T: 8.10 C 700-500 lapse rate: 6.95 C/km ThetaE index: 5.32 C Layer 1006.0- 925.0 mb Conv cond level (CCL): 637.61 mb = 3892.00 m = 12768.86 ft Mean mixing ratio: 6.77 g/kg Conv temperature: 40.08 C = 104.15 F Cap Strength: 10.60 C Lifted Index: 9.65 C Risk: None Lifted Index @300 mb: 13.20 C Lifted Index @700 mb: 10.05 C Showalter Index: 10.00 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 13.90 C K Index: -17.50 Risk: None Sweat Index: 78.20 Risk: None Energy Index: 1.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.54 J/kg Max Up Vert Vel: 4.80 m/s Conv Inhibition (B-): 59515.81 J/kg Cap Strength: 10.57 C Lift Cond Lev (LCL): 861.70 mb = 1434.94 m = 4707.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 59 at 14 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 35 15 -8.6 -12.3 | 329 6 3.1 -5.2 1 1000 185 40 13 -8.4 -10.0 | 310 4 3.3 -2.8 2 925 845 30 14 -7.0 -12.1 | 317 7 4.7 -5.0 3 850 1548 5 20 -1.7 -19.9 | 322 16 9.9 -12.8 4 700 3148 20 19 -6.5 -17.9 | 334 12 5.2 -10.7 5 500 5810 55 19 -15.6 -10.9 | 46 5 -3.9 -3.8 6 400 7470 55 15 -12.3 -8.6 | 22 2 -0.6 -1.5 7 300 9490 80 42 -41.4 -7.3 | 90 30 -29.7 -0.2 8 250 10710 60 7 -6.1 -3.5 | 237 7 5.6 3.6 9 200 12170 260 21 20.7 3.6 | 252 34 32.4 10.8 10 150 14020 260 25 24.6 4.3 | 252 38 36.3 11.5 11 100 16510 305 20 16.4 -11.5 | 279 28 28.1 -4.3 12 70 18610 345 9 2.3 -8.7 | 276 14 14.0 -1.6 13 50 20630 320 3 1.9 -2.3 | 250 14 13.6 4.8 14 30 23800 55 13 -10.6 -7.5 | 288 1 1.0 -0.3 15 20 26400 305 17 13.9 -9.8 | 276 26 25.6 -2.6 16 10 31020 225 36 25.5 25.5 | 229 49 37.1 32.6 Wind Parameters Mean winds (0-6000m): 28.6 at 18.2 knts Storm direction: 58.6 at 13.7 knts Shear (0-3000m) pos: 0.8 neg: 1.7 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 4.8 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -3.8 tot: 9.7 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.09 Bulk Shear: 3.73 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 37 13 315 5| 0.0 1.4 1.4| 0.6 -2.2 -1.7 -3.3 -0.33| 3.9 -1.3 1000 32 14 318 6| 0.0 2.2 2.2| 2.8 -2.2 0.6 0.6 -0.02| 4.2 -0.1 1500 23 15 322 9| 0.0 3.5 3.5| 3.3 -3.8 -0.5 -0.4 -0.03| 4.8 -0.2 2000 19 17 323 11| 0.4 2.6 3.0| 7.2 -3.8 3.4 1.7 0.03| 4.0 0.1 2500 17 17 324 11| 0.7 2.1 2.7| 10.6 -3.8 6.8 2.7 0.08| 3.6 0.3 3000 17 17 326 12| 0.8 1.7 2.6| 13.5 -3.8 9.7 3.2 0.12| 3.2 0.4 4000 19 18 329 11| 1.2 1.3 2.5| 22.0 -3.8 18.2 4.6 0.23| 3.0 0.7 5000 24 18 335 10| 1.4 1.0 2.4| 29.0 -3.8 25.3 5.1 0.32| 2.8 0.9 6000 29 18 342 9| 1.4 0.9 2.2| 33.4 -4.0 29.5 4.9 0.37| 2.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250420.12.gif