UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011612.upa.cvt Date: 1200Z 16 JAN 26 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 16 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 1012 117 19.0 10.0 56 9.0 13.7 185 5 291.2 292.5 286.4 312.9 7.63 1 1000 219 16.8 9.8 63 7.0 12.7 170 5 290.0 291.3 285.9 311.5 7.62 2 997 245 16.4 9.4 63 7.0 12.3 176 5 289.8 291.1 285.7 310.9 7.44 3 925 877 10.4 8.0 85 2.4 9.0 335 5 289.9 291.2 285.5 310.6 7.29 4 915 968 9.8 6.8 82 3.0 8.2 336 6 290.2 291.4 285.1 309.5 6.78 5 907 1041 10.4 6.3 76 4.1 8.2 337 6 291.6 292.8 285.5 310.5 6.61 6 905 1059 10.6 4.6 66 6.0 7.4 338 6 292.0 293.0 284.9 308.9 5.88 7 903 1078 13.6 0.6 41 13.0 7.1 338 6 295.2 296.0 284.7 308.3 4.42 8 850 1585 10.6 -1.4 43 12.0 4.8 345 10 297.3 298.0 285.1 309.4 4.06 9 813 1953 7.2 -0.8 57 8.0 3.3 339 13 297.5 298.3 285.5 310.7 4.44 10 745 2666 3.2 -5.8 52 9.0 -0.7 328 20 300.6 301.2 285.6 310.8 3.33 11 736 2765 3.8 -8.2 41 12.0 -1.2 326 21 302.3 302.8 285.7 311.0 2.80 12 701 3159 2.8 -22.2 14 25.0 -4.8 320 25 305.5 305.6 284.8 308.5 0.92 13 700 3171 2.8 -20.2 17 23.0 -4.5 320 25 305.6 305.8 285.0 309.2 1.10 14 657 3683 1.4 -17.6 23 19.0 -5.1 318 27 309.6 309.9 286.9 314.4 1.46 15 606 4329 -3.1 -38.1 5 35.0 -10.2 316 30 311.6 311.7 286.2 312.5 0.24 16 561 4934 -8.1 -20.1 37 12.0 -11.7 313 33 312.7 313.0 287.9 317.3 1.38 17 542 5202 -9.3 -29.3 18 20.0 -13.9 312 34 314.4 314.5 287.6 316.5 0.62 18 532 5346 -10.5 -21.5 40 11.0 -13.6 312 35 314.6 314.9 288.4 318.9 1.29 19 500 5820 -14.5 -22.5 51 8.0 -16.6 310 37 315.4 315.6 288.6 319.6 1.26 20 493 5927 -15.3 -22.3 55 7.0 -17.1 309 37 315.7 315.9 288.8 320.0 1.30 21 469 6302 -17.5 -28.5 38 11.0 -19.8 304 39 317.5 317.6 288.8 320.2 0.78 22 411 7274 -25.5 -33.5 47 8.0 -26.8 292 43 319.4 319.5 289.2 321.3 0.55 23 400 7470 -26.5 -35.5 42 9.0 -27.8 290 44 320.5 320.6 289.4 322.2 0.46 24 386 7725 -28.7 -37.7 42 9.0 -29.9 289 45 320.9 321.0 289.5 322.4 0.39 25 375 7931 -30.1 -54.1 8 24.0 -31.8 289 45 321.8 321.8 289.3 322.0 0.07 26 366 8103 -30.7 -38.7 45 8.0 -31.7 288 46 323.2 323.3 290.2 324.6 0.37 27 361 8201 -31.7 -40.7 41 9.0 -32.7 288 46 323.1 323.2 290.0 324.3 0.30 28 359 8240 -31.9 -51.9 12 20.0 -33.3 288 46 323.4 323.4 289.9 323.7 0.09 29 345 8519 -33.7 -52.7 13 19.0 -35.0 287 47 324.6 324.7 290.3 325.0 0.08 30 338 8662 -34.7 -54.7 11 20.0 -35.9 287 48 325.2 325.2 290.4 325.4 0.07 31 300 9480 -41.9 -57.9 16 16.0 -42.5 285 50 326.3 326.3 290.7 326.5 0.05 32 272 10137 -47.3 -57.3 31 10.0 -47.6 285 55 327.7 327.8 291.2 328.0 0.06 33 270 10185 -47.7 -66.7 9 19.0 -48.1 285 56 327.9 327.9 291.1 327.9 0.02 34 265 10309 -48.7 -61.7 21 13.0 -49.0 285 57 328.1 328.2 291.2 328.3 0.04 35 251 10664 -51.1 -55.9 57 4.8 -51.2 285 60 329.7 329.7 291.7 330.0 0.08 36 250 10690 -51.3 -56.3 55 5.0 -51.5 285 60 329.8 329.8 291.7 330.1 0.07 37 245 10821 -52.3 -60.3 38 8.0 -52.5 285 61 330.2 330.2 291.8 330.4 0.05 38 216 11621 -58.9 -62.9 60 4.0 -59.0 285 67 332.1 332.1 292.3 332.3 0.04 39 201 12069 -61.7 -67.7 45 6.0 -61.8 285 71 334.6 334.6 293.0 334.7 0.02 40 200 12100 -61.9 -67.9 45 6.0 -62.0 285 71 334.7 334.7 293.0 334.8 0.02 41 196 12225 -62.7 -68.7 44 6.0 -62.8 282 71 335.4 335.4 293.2 335.5 0.02 42 194 12288 -63.0 -69.4 42 6.4 -63.1 280 71 335.9 335.9 293.3 336.0 0.02 43 186 12546 -64.3 -72.3 33 8.0 -64.4 285 66 337.9 337.9 293.8 337.9 0.01 44 177 12850 -62.9 -77.9 12 15.0 -63.0 283 64 345.0 345.0 295.5 345.0 0.01 45 150 13870 -62.5 -85.5 3 23.0 -62.6 275 56 362.4 362.4 299.2 362.4 0.00 46 140 14298 -61.1 -86.1 2 25.0 -61.3 276 55 372.1 372.1 300.9 372.1 0.00 47 100 16370 -65.7 -89.7 2 24.0 -65.8 280 53 400.8 400.8 305.3 400.8 0.00 48 70 18500 -73.9 -90.9 6 17.0 -74.0 275 42 426.3 426.3 308.4 426.3 0.00 49 67 18754 -74.3 -91.3 6 17.0 -74.3 272 38 430.8 430.8 308.9 430.8 0.00 50 57 19708 -67.5 -90.5 2 23.0 -67.7 263 22 466.6 466.6 312.4 466.6 0.00 51 52 20256 -69.3 -90.3 3 21.0 -69.5 257 14 474.8 474.8 313.0 474.8 0.00 52 50 20490 -68.3 -91.3 2 23.0 -68.5 255 10 482.5 482.5 313.7 482.5 0.00 53 45 21130 -63.7 -90.7 1 27.0 -64.1 268 10 508.5 508.5 315.5 508.5 0.00 54 44 21268 -64.3 -90.3 2 26.0 -64.7 271 10 510.3 510.3 315.7 510.3 0.00 55 31 23426 -61.5 -89.5 1 28.0 -62.3 316 11 571.6 571.6 319.2 571.6 0.00 56 30 23630 -60.3 -89.3 1 29.0 -61.2 320 11 580.3 580.3 319.7 580.3 0.00 57 22 25595 -53.5 -86.5 1 33.0 -55.9 654.3 654.3 322.9 654.4 0.01 TRP 186 12546 -64.3 -72.3 33 8.0 -64.4 285 66 337.9 337.9 293.8 337.9 0.01 WND 194 12288 -63.0 -69.4 42 6.4 -63.1 280 71 335.9 335.9 293.3 336.0 0.02 Sounding variables and indices 1000-500 mb thick: 5601.00 m Freezing level: 641.13 mb = 3883.99 m = 12742.58 ft Wetbulb zero: 757.07 mb = 2534.75 m = 8316.02 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 39.77 % Est. max temperature: 24.65 C = 76.37 F Sfc-Lift cond lev (LCL): 885.13 mb = 1245.35 m = 4085.73 ft T: 12.61 C 700-500 lapse rate: 6.53 C/km ThetaE index: 3.35 C Layer 1000.0- 907.0 mb Conv cond level (CCL): 788.03 mb = 2207.67 m = 7242.91 ft Mean mixing ratio: 7.34 g/kg Conv temperature: 26.46 C = 79.62 F Cap Strength: 8.29 C Lifted Index: 7.28 C Risk: None Lifted Index @300 mb: 11.22 C Lifted Index @700 mb: 6.53 C Showalter Index: 8.21 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 13.10 C K Index: 0.70 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.68 J/kg Max Up Vert Vel: 2.32 m/s Conv Inhibition (B-): 39356.87 J/kg Cap Strength: 8.24 C Lift Cond Lev (LCL): 892.86 mb = 1172.39 m = 3846.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 347 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 1012 117 185 5 0.4 5.0 | 171 21 -3.3 21.0 1 1000 219 170 5 -0.9 4.9 | 168 21 -4.6 21.0 2 925 877 335 5 2.1 -4.5 | 172 12 -1.6 11.5 3 850 1585 345 10 2.6 -9.7 | 170 6 -1.1 6.4 4 700 3171 320 25 16.1 -19.2 | 284 13 12.4 -3.1 5 500 5820 310 37 28.3 -23.8 | 287 26 24.7 -7.7 6 400 7470 290 44 41.3 -15.0 | 268 38 37.7 1.0 7 300 9480 285 50 48.3 -12.9 | 266 45 44.6 3.1 8 250 10690 285 60 58.0 -15.5 | 269 54 54.3 0.5 9 200 12100 285 71 68.6 -18.4 | 272 65 64.9 -2.3 10 194 12288 280 71 69.9 -12.3 | 267 66 66.2 3.7 11 186 12546 285 66 63.8 -17.1 | 271 60 60.1 -1.0 12 150 13870 275 56 55.8 -4.9 | 258 53 52.1 11.2 13 100 16370 280 53 52.2 -9.2 | 262 49 48.5 6.9 14 70 18500 275 42 41.8 -3.7 | 252 40 38.1 12.4 15 50 20490 255 10 9.7 2.6 | 198 20 6.0 18.6 16 30 23630 320 11 7.1 -8.4 | 204 8 3.4 7.6 Wind Parameters Mean winds (0-6000m): 317.0 at 22.0 knts Storm direction: 347.0 at 16.5 knts Shear (0-3000m) pos: 2.6 neg: 2.7 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 112.8 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -16.9 tot: 24.9 m^2/s^2 ave: 8.3 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 76.49 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 ------------------------------------------------------------------------------- 500 208 5 176 21| 6.9 0.0 6.9| 31.2 -7.2 24.0 48.0 0.47| 10.2 4.7 1000 305 5 183 13| 5.9 0.0 5.9| 31.5 -16.4 15.1 15.1 0.12| 8.8 1.0 1500 336 6 174 10| 5.2 0.0 5.2| 31.5 -16.9 14.6 9.7 0.08| 7.1 0.6 2000 338 8 175 9| 3.9 1.3 5.2| 35.5 -16.9 18.6 9.3 0.21| 6.7 1.4 2500 334 10 184 7| 3.1 2.1 5.2| 39.6 -16.9 22.7 9.1 0.29| 6.4 1.9 3000 329 12 203 6| 2.6 2.7 5.3| 41.8 -16.9 24.9 8.3 0.28| 6.3 1.7 4000 324 16 237 6| 1.9 2.7 4.6| 45.1 -16.9 28.2 7.1 0.26| 5.4 1.4 5000 320 19 260 9| 1.6 2.6 4.2| 46.0 -16.9 29.1 5.8 0.24| 4.8 1.2 6000 317 22 270 11| 1.3 2.6 3.9| 46.0 -30.5 15.5 2.6 0.17| 4.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20260116.12.gif