UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 21 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 1006 115 20.6 9.6 49 11.0 14.1 55 21 293.2 294.6 287.0 314.7 7.47 1 1004 132 18.2 10.2 60 8.0 13.5 50 22 291.0 292.4 286.5 313.2 7.80 2 1000 166 17.8 9.8 59 8.0 13.1 40 23 291.0 292.3 286.2 312.6 7.62 3 925 827 12.2 7.6 73 4.6 9.6 10 5 291.8 293.0 286.1 312.1 7.09 4 894 1112 10.0 7.1 82 2.9 8.4 12 9 292.4 293.6 286.3 312.7 7.09 5 886 1187 11.8 5.8 67 6.0 8.5 13 11 295.0 296.2 286.7 314.0 6.53 6 850 1534 11.0 -3.0 37 14.0 4.4 15 16 297.7 298.3 284.8 308.5 3.60 7 842 1613 11.0 -6.0 30 17.0 3.5 16 15 298.5 299.0 284.3 307.3 2.90 8 773 2322 9.0 -29.0 5 38.0 -1.6 27 10 303.7 303.8 283.5 305.2 0.45 9 763 2430 8.8 -31.2 4 40.0 -1.9 29 9 304.6 304.7 283.8 305.9 0.37 10 700 3138 5.4 -20.6 13 26.0 -3.1 40 4 308.5 308.7 286.0 312.0 1.06 11 666 3543 2.8 -15.2 25 18.0 -3.8 42 4 310.0 310.3 287.3 315.7 1.76 12 593 4473 -2.5 -30.5 10 28.0 -9.5 47 4 314.3 314.4 287.5 316.1 0.51 13 551 5051 -6.9 -46.9 2 40.0 -13.3 51 5 315.7 315.8 287.5 316.1 0.10 14 500 5800 -13.3 -30.3 23 17.0 -17.0 55 5 316.8 316.9 288.4 319.0 0.62 15 485 6030 -15.3 -30.3 27 15.0 -18.4 60 7 317.1 317.3 288.5 319.4 0.63 16 452 6557 -19.3 -47.3 6 28.0 -22.6 73 10 318.6 318.6 288.4 319.0 0.12 17 420 7096 -23.9 -44.9 13 21.0 -26.3 86 14 319.4 319.5 288.8 320.1 0.17 18 400 7450 -26.1 -49.1 10 23.0 -28.3 95 16 321.1 321.1 289.2 321.5 0.11 19 325 8920 -36.9 -62.9 5 26.0 -38.0 156 15 325.8 325.8 290.5 325.9 0.02 20 300 9470 -40.3 -63.3 7 23.0 -41.2 180 14 328.6 328.6 291.3 328.7 0.03 21 258 10482 -46.5 -69.5 6 23.0 -47.0 225 26 333.9 333.9 292.8 334.0 0.01 22 250 10690 -47.1 -72.1 4 25.0 -47.6 235 29 336.0 336.0 293.3 336.1 0.01 23 200 12150 -51.3 -78.3 3 27.0 -51.7 235 41 351.5 351.5 297.0 351.6 0.00 24 198 12215 -51.5 -78.5 3 27.0 -51.9 236 41 352.2 352.2 297.1 352.2 0.00 25 179 12872 -50.5 -82.5 1 32.0 -51.0 243 39 364.2 364.2 299.5 364.2 0.00 26 150 14010 -56.3 -85.3 1 29.0 -56.6 255 37 373.1 373.1 301.1 373.1 0.00 27 113 15779 -64.1 -88.1 2 24.0 -64.3 245 30 390.0 390.0 303.8 390.0 0.00 28 100 16520 -68.7 -89.7 3 21.0 -68.8 240 27 395.0 395.0 304.5 395.0 0.00 29 74 18288 -76.1 -91.1 8 15.0 -76.2 245 26 414.9 414.9 307.1 414.9 0.00 30 70 18610 -74.5 -91.5 6 17.0 -74.6 235 12 425.0 425.0 308.3 425.0 0.00 31 50 20630 -63.7 -90.7 1 27.0 -64.1 125 5 493.4 493.4 314.5 493.4 0.00 32 49 20754 -63.5 -90.5 1 27.0 -63.9 124 6 496.7 496.7 314.7 496.7 0.00 33 44 21406 -67.7 -91.7 2 24.0 -67.9 119 8 502.0 502.0 315.1 502.0 0.00 34 37 22469 -58.7 -89.7 1 31.0 -59.6 110 13 550.6 550.6 318.1 550.6 0.00 35 32 23383 -56.7 -88.7 1 32.0 -58.0 103 16 579.3 579.3 319.6 579.3 0.00 36 30 23790 -57.9 -88.9 1 31.0 -59.0 100 18 586.8 586.8 320.0 586.8 0.00 37 26 24703 -53.7 -86.7 1 33.0 -55.8 52 13 623.2 623.2 321.6 623.3 0.01 38 24 25217 -54.7 -86.7 1 32.0 -56.6 26 11 634.8 634.8 322.1 634.8 0.01 39 20 26390 -52.9 -85.9 1 33.0 -55.6 325 5 674.3 674.3 323.6 674.3 0.01 40 17 27441 -51.7 -85.7 1 34.0 -55.1 710.2 710.2 324.7 710.3 0.01 41 12 29746 -42.7 -82.7 0 40.0 -50.8 816.5 816.5 327.7 816.8 0.04 TRP 74 18288 -76.1 -91.1 8 15.0 -76.2 245 26 414.9 414.9 307.1 414.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5634.00 m Freezing level: 627.43 mb = 4034.17 m = 13235.30 ft Wetbulb zero: 794.39 mb = 2095.86 m = 6876.10 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 26.08 % Est. max temperature: 24.57 C = 76.23 F Sfc-Lift cond lev (LCL): 854.43 mb = 1490.48 m = 4889.98 ft T: 11.10 C 700-500 lapse rate: 7.02 C/km ThetaE index: 8.74 C Layer 850.0- 763.0 mb Conv cond level (CCL): 675.16 mb = 3431.65 m = 11258.56 ft Mean mixing ratio: 7.32 g/kg Conv temperature: 36.94 C = 98.48 F Cap Strength: 8.91 C Lifted Index: 7.54 C Risk: None Lifted Index @300 mb: 11.74 C Lifted Index @700 mb: 8.37 C Showalter Index: 9.94 C Risk: None Total Totals Index: 34.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 10.30 C K Index: -4.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.30 J/kg Max Up Vert Vel: 2.57 m/s Conv Inhibition (B-): 55753.87 J/kg Cap Strength: 8.89 C Lift Cond Lev (LCL): 872.85 mb = 1312.04 m = 4304.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 61 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 1006 115 55 21 -17.2 -12.0 | 53 15 -12.0 -9.2 1 1000 166 40 23 -14.8 -17.6 | 33 18 -9.6 -14.8 2 925 827 10 5 -0.9 -4.9 | 296 5 4.3 -2.1 3 850 1534 15 16 -4.1 -15.5 | 355 13 1.0 -12.6 4 700 3138 40 4 -2.6 -3.1 | 275 3 2.6 -0.2 5 500 5800 55 5 -4.1 -2.9 | 272 1 1.1 -0.0 6 400 7450 95 16 -15.9 1.4 | 111 12 -10.8 4.2 7 300 9470 180 14 0.0 14.0 | 197 18 5.2 16.8 8 250 10690 235 29 23.8 16.6 | 236 35 28.9 19.5 9 200 12150 235 41 33.6 23.5 | 236 47 38.8 26.3 10 150 14010 255 37 35.7 9.6 | 253 43 40.9 12.4 11 100 16520 240 27 23.4 13.5 | 240 33 28.6 16.3 12 74 18288 245 26 23.6 11.0 | 244 32 28.7 13.8 13 70 18610 235 12 9.8 6.9 | 237 18 15.0 9.7 14 50 20630 125 5 -4.1 2.9 | 191 6 1.1 5.7 15 30 23790 100 18 -17.7 3.1 | 115 14 -12.6 6.0 16 20 26390 325 5 2.9 -4.1 | 279 8 8.0 -1.3 Wind Parameters Mean winds (0-6000m): 31.4 at 7.9 knts Storm direction: 61.4 at 5.9 knts Shear (0-3000m) pos: 1.0 neg: 2.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -133.7 deg Storm rel helicity (0-3000m) pos: 15.4 neg: -62.1 tot: -46.7 m^2/s^2 ave: -15.6 10^-3 m/s^2 rel: -0.35 Storm rel vorticity (0-3000m) horiz: 8.1 stream: -2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 12.16 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 35 17 23 12| 0.0 14.1 14.1| 0.0 -50.8 -50.8 -101.5 -0.78| 19.1-14.9 1000 32 12 10 8| 0.0 8.0 8.0| 5.2 -58.2 -53.0 -53.0 -0.56| 14.6 -8.2 1500 26 13 2 9| 2.1 5.3 7.4| 14.6 -58.2 -43.6 -29.0 -0.35| 12.0 -4.2 2000 24 13 1 9| 0.8 4.0 4.8| 15.4 -58.3 -42.9 -21.5 -0.31| 10.1 -3.1 2500 24 12 359 8| 0.7 3.2 3.9| 15.4 -59.8 -44.4 -17.8 -0.30| 8.9 -2.7 3000 23 11 355 8| 1.0 2.7 3.7| 15.4 -62.1 -46.7 -15.6 -0.35| 8.1 -2.8 4000 25 10 349 6| 0.8 2.0 2.8| 15.4 -62.2 -46.8 -11.7 -0.34| 6.1 -2.1 5000 28 8 346 5| 0.7 1.6 2.3| 15.4 -62.2 -46.8 -9.4 -0.34| 5.0 -1.7 6000 31 8 344 4| 0.6 1.3 2.0| 15.6 -62.2 -46.6 -7.8 -0.29| 4.4 -1.3 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250421.12.gif