UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010512.upa.cvt Date: 1200Z 5 JAN 26 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 5 JAN 26 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 1003 121 18.8 12.8 68 6.0 15.1 45 5 291.7 293.4 288.1 318.1 9.29 1 1000 147 18.2 13.3 73 4.9 15.1 55 4 291.4 293.1 288.3 318.7 9.64 2 925 808 12.2 11.1 93 1.1 11.6 335 6 291.8 293.4 287.9 317.4 9.00 3 906 982 10.6 9.8 95 0.8 10.2 330 8 291.9 293.4 287.3 315.9 8.42 4 898 1056 11.2 6.7 74 4.5 8.7 328 9 293.2 294.5 286.4 313.0 6.86 5 850 1512 7.4 5.2 86 2.2 6.2 315 15 293.9 295.1 286.3 312.8 6.53 6 815 1857 4.2 4.2 100 0.0 4.2 316 16 294.1 295.2 286.2 312.5 6.35 7 757 2454 0.6 -0.1 95 0.7 0.3 318 19 296.4 297.3 285.8 311.2 5.02 8 736 2680 0.2 -7.8 55 8.0 -3.0 319 19 298.4 298.9 284.2 307.2 2.88 9 717 2890 -1.1 -4.4 78 3.3 -2.6 319 20 299.2 299.9 285.6 310.8 3.85 10 700 3081 -2.1 -11.1 50 9.0 -5.4 320 21 300.2 300.6 284.3 307.4 2.34 11 697 3115 -2.1 -12.1 46 10.0 -5.7 320 21 300.5 300.9 284.3 307.3 2.17 12 683 3276 -2.9 -6.1 79 3.2 -4.3 319 22 301.4 302.0 286.1 312.2 3.55 13 682 3287 -2.7 -4.8 85 2.1 -3.6 319 22 301.7 302.5 286.6 313.7 3.92 14 675 3369 -2.1 -10.1 54 8.0 -5.2 318 23 303.3 303.8 285.8 311.5 2.63 15 672 3404 -1.7 -22.7 18 21.0 -7.7 318 23 304.1 304.3 284.2 307.1 0.92 16 668 3451 -1.9 -29.9 10 28.0 -8.5 318 23 304.4 304.5 283.8 306.1 0.48 17 519 5409 -13.9 -56.9 1 43.0 -18.4 307 34 312.7 312.7 286.4 312.9 0.03 18 500 5690 -16.5 -54.5 2 38.0 -20.4 305 36 312.9 312.9 286.4 313.1 0.05 19 471 6138 -20.3 -55.3 3 35.0 -23.4 304 41 313.6 313.6 286.6 313.8 0.04 20 418 7019 -24.3 -60.3 2 36.0 -26.9 301 52 319.4 319.4 288.6 319.5 0.03 21 400 7340 -25.7 -62.7 2 37.0 -28.2 300 56 321.6 321.6 289.3 321.7 0.02 22 398 7376 -25.9 -62.9 2 37.0 -28.3 300 56 321.8 321.8 289.3 321.9 0.02 23 319 8932 -38.7 -66.7 4 28.0 -39.6 288 65 325.1 325.1 290.3 325.1 0.02 24 300 9350 -41.3 -67.3 4 26.0 -42.1 285 67 327.2 327.2 290.9 327.2 0.01 25 250 10570 -49.5 -70.5 7 21.0 -49.9 280 82 332.5 332.5 292.4 332.5 0.01 26 233 11028 -52.7 -71.7 8 19.0 -53.0 280 83 334.4 334.4 292.9 334.4 0.01 27 219 11426 -54.1 -71.1 11 17.0 -54.4 280 83 338.2 338.2 293.9 338.3 0.01 28 214 11575 -52.7 -75.7 5 23.0 -53.0 279 81 342.6 342.6 295.0 342.6 0.01 29 200 12010 -53.9 -77.9 4 24.0 -54.2 275 75 347.4 347.4 296.1 347.4 0.00 30 163 13316 -55.9 -83.9 2 28.0 -56.2 268 81 365.0 365.0 299.7 365.0 0.00 31 150 13840 -59.3 -84.3 3 25.0 -59.5 265 84 367.9 367.9 300.2 367.9 0.00 32 146 14009 -60.2 -84.7 3 24.5 -60.4 265 87 369.2 369.2 300.4 369.2 0.00 33 128 14820 -64.7 -86.7 3 22.0 -64.8 265 79 375.3 375.3 301.5 375.3 0.00 34 123 15063 -65.5 -87.5 3 22.0 -65.6 265 76 378.1 378.1 301.9 378.1 0.00 35 100 16320 -66.1 -87.1 4 21.0 -66.2 265 63 400.0 400.0 305.2 400.0 0.00 36 78 17808 -72.1 -90.1 5 18.0 -72.2 255 47 417.0 417.0 307.4 417.0 0.00 37 71 18365 -70.1 -89.1 5 19.0 -70.2 251 41 432.7 432.7 309.1 432.7 0.00 38 70 18450 -68.1 -89.1 3 21.0 -68.2 250 40 438.7 438.7 309.7 438.7 0.00 39 65 18898 -63.9 -87.9 2 24.0 -64.2 247 38 457.3 457.3 311.5 457.3 0.00 40 52 20244 -69.1 -90.1 3 21.0 -69.3 237 32 475.3 475.3 313.1 475.3 0.00 41 50 20480 -64.5 -89.5 2 25.0 -64.8 235 31 491.5 491.5 314.3 491.5 0.00 42 48 20731 -61.5 -88.5 2 27.0 -62.0 239 29 504.4 504.4 315.2 504.4 0.00 43 44 21272 -60.3 -88.3 1 28.0 -60.9 249 25 520.1 520.1 316.3 520.1 0.00 44 41 21711 -62.1 -88.1 2 26.0 -62.6 256 22 526.2 526.2 316.7 526.2 0.00 45 30 23670 -55.9 -85.9 1 30.0 -57.3 290 7 592.2 592.3 320.3 592.3 0.01 46 20 26300 -47.7 -82.7 1 35.0 -51.9 95 29 690.2 690.2 324.1 690.3 0.02 47 17 27372 -48.1 -82.1 1 34.0 -52.6 721.7 721.7 325.1 722.0 0.03 48 15 28204 -44.3 -81.3 1 37.0 -50.7 760.7 760.7 326.3 761.0 0.04 49 11 30294 -41.9 -79.9 1 38.0 -50.7 839.9 840.0 328.2 840.5 0.06 TRP 219 11426 -54.1 -71.1 11 17.0 -54.4 280 83 338.2 338.2 293.9 338.3 0.01 WND 146 14009 -60.2 -84.7 3 24.5 -60.4 265 87 369.2 369.2 300.4 369.2 0.00 Sounding variables and indices 1000-500 mb thick: 5543.00 m Freezing level: 733.08 mb = 2712.40 m = 8898.84 ft Wetbulb zero: 755.37 mb = 2471.42 m = 8108.23 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 49.24 % Est. max temperature: 20.96 C = 69.73 F Sfc-Lift cond lev (LCL): 917.50 mb = 876.10 m = 2874.30 ft T: 11.57 C 700-500 lapse rate: 5.52 C/km ThetaE index: 11.49 C Layer 925.0- 717.0 mb Conv cond level (CCL): 912.68 mb = 920.21 m = 3019.02 ft Mean mixing ratio: 9.16 g/kg Conv temperature: 18.94 C = 66.10 F Cap Strength: 1.72 C Lifted Index: 1.18 C Risk: Showers probable Lifted Index @300 mb: 7.14 C Lifted Index @700 mb: -1.53 C Showalter Index: 4.08 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.70 C K Index: 20.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 128.40 Risk: None Energy Index: 0.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 117.95 J/kg Max Up Vert Vel: 15.36 m/s Conv Inhibition (B-): 4.23 J/kg Cap Strength: 1.68 C Lift Cond Lev (LCL): 915.63 mb = 893.23 m = 2930.51 ft Lev Free Conv (LFC): 870.63 mb = 1312.87 m = 4307.25 ft Equ Level (EL): 670.63 mb = 3420.31 m = 11221.35 ft B at Equ Level: 115.99 J/kg Max Parcel Lev (MPL): 470.63 mb = 6143.75 m = 20156.43 ft Wind level data Storm motion: 343 at 16 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 1003 121 45 5 -3.5 -3.5 | 145 15 -8.4 12.2 1 1000 147 55 4 -3.3 -2.3 | 149 16 -8.1 13.4 2 925 808 335 6 2.5 -5.4 | 167 11 -2.3 10.3 3 850 1512 315 15 10.6 -10.6 | 228 8 5.7 5.1 4 700 3081 320 21 13.5 -16.1 | 272 9 8.6 -0.4 5 500 5690 305 36 29.5 -20.6 | 281 25 24.6 -4.9 6 400 7340 300 56 48.5 -28.0 | 286 45 43.6 -12.3 7 300 9350 285 67 64.7 -17.3 | 272 60 59.9 -1.6 8 250 10570 280 82 80.8 -14.2 | 269 76 75.9 1.5 9 219 11426 280 83 81.7 -14.4 | 269 77 76.9 1.3 10 200 12010 275 75 74.7 -6.5 | 263 70 69.8 9.2 11 150 13840 265 84 83.7 7.3 | 254 82 78.8 23.0 12 146 14009 265 87 86.7 7.6 | 254 85 81.8 23.3 13 100 16320 265 63 62.8 5.5 | 250 62 57.9 21.2 14 70 18450 250 40 37.6 13.7 | 228 44 32.7 29.4 15 50 20480 235 31 25.4 17.8 | 212 39 20.5 33.5 16 30 23670 290 7 6.6 -2.4 | 187 13 1.7 13.3 17 20 26300 95 29 -28.9 2.5 | 118 38 -33.8 18.2 Wind Parameters Mean winds (0-6000m): 312.8 at 21.9 knts Storm direction: 342.8 at 16.5 knts Shear (0-3000m) pos: 1.0 neg: 2.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 127.8 deg Storm rel helicity (0-3000m) pos: 43.2 neg: 0.0 tot: 43.2 m^2/s^2 ave: 14.4 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 2.06 Bulk Shear: 57.35 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 23 5 150 13| 0.0 4.3 4.3| 8.1 0.0 8.1 16.2 0.47| 5.2 2.4 1000 349 6 159 11| 0.0 5.3 5.3| 20.6 0.0 20.6 20.6 0.63| 5.9 3.7 1500 330 8 175 9| 0.0 5.5 5.5| 31.3 0.0 31.3 20.9 0.74| 6.0 4.4 2000 324 10 189 7| 0.5 4.2 4.7| 35.2 0.0 35.2 17.6 0.77| 5.0 3.8 2500 322 12 202 7| 0.8 3.3 4.1| 39.2 0.0 39.2 15.7 0.79| 4.4 3.5 3000 321 13 214 6| 1.0 2.8 3.8| 43.2 0.0 43.2 14.4 0.80| 4.0 3.2 4000 320 16 237 7| 0.8 2.9 3.6| 48.1 0.0 48.1 12.0 0.68| 3.8 2.6 5000 316 19 256 8| 0.6 3.0 3.6| 49.1 -0.5 48.6 9.7 0.57| 3.7 2.1 6000 313 22 266 11| 0.5 3.2 3.7| 56.7 -2.6 54.1 9.0 0.47| 3.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20260105.12.gif