UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011700.upa.cvt Date: 0000Z 17 JAN 26 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 17 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 1010 123 17.6 9.6 59 8.0 13.0 40 3 289.9 291.2 285.7 311.0 7.44 1 1000 208 17.0 10.0 63 7.0 12.9 30 5 290.1 291.5 286.1 312.0 7.72 2 925 867 11.8 7.9 77 3.9 9.6 195 5 291.4 292.7 286.1 312.0 7.24 3 913 977 11.4 7.6 77 3.8 9.3 187 5 292.1 293.3 286.2 312.6 7.18 4 850 1572 8.0 2.0 66 6.0 4.9 140 2 294.5 295.5 285.2 309.7 5.20 5 842 1650 7.8 -0.2 57 8.0 3.9 132 4 295.1 295.9 284.7 308.3 4.48 6 797 2099 3.4 -1.6 70 5.0 1.1 87 15 295.1 295.9 284.4 307.7 4.27 7 788 2191 5.6 -13.4 24 19.0 -1.3 78 18 298.4 298.7 282.9 303.8 1.72 8 779 2285 6.0 -22.0 11 28.0 -2.5 68 20 299.8 300.0 282.4 302.5 0.84 9 758 2508 4.0 -21.0 14 25.0 -3.6 46 26 300.0 300.2 282.6 303.1 0.94 10 700 3154 2.8 -23.2 13 26.0 -4.9 340 42 305.6 305.7 284.7 308.4 0.84 11 652 3725 0.6 -23.4 15 24.0 -6.5 339 41 309.4 309.5 286.2 312.4 0.89 12 642 3849 0.6 -26.4 11 27.0 -6.9 339 41 310.7 310.9 286.4 313.1 0.69 13 608 4282 -2.5 -24.5 17 22.0 -8.7 338 41 312.0 312.2 287.1 315.0 0.86 14 578 4682 -4.5 -30.5 11 26.0 -10.8 337 40 314.3 314.4 287.5 316.1 0.52 15 525 5428 -11.3 -33.3 14 22.0 -15.7 336 39 314.8 314.9 287.6 316.4 0.44 16 500 5800 -13.9 -39.9 9 26.0 -18.1 335 39 316.1 316.1 287.8 317.0 0.24 17 420 7097 -24.3 -57.3 3 33.0 -26.9 327 35 318.9 318.9 288.5 319.1 0.04 18 400 7450 -27.7 -56.7 5 29.0 -29.7 325 34 319.0 319.0 288.5 319.2 0.04 19 325 8901 -40.5 -64.5 6 24.0 -41.3 311 43 320.9 320.9 289.0 320.9 0.02 20 304 9351 -44.1 -67.1 6 23.0 -44.7 306 46 322.0 322.0 289.4 322.0 0.02 21 300 9440 -44.7 -67.7 6 23.0 -45.3 305 47 322.4 322.4 289.5 322.4 0.01 22 250 10650 -51.7 -64.7 20 13.0 -52.0 280 79 329.2 329.2 291.5 329.3 0.03 23 200 12060 -61.9 -69.9 34 8.0 -62.0 280 82 334.7 334.7 293.0 334.8 0.02 24 187 12471 -64.8 -70.2 47 5.4 -64.9 275 85 336.5 336.5 293.4 336.6 0.02 25 185 12537 -65.3 -70.3 50 5.0 -65.3 275 83 336.8 336.8 293.5 336.8 0.02 26 176 12840 -64.1 -77.1 15 13.0 -64.2 274 83 343.6 343.6 295.2 343.6 0.01 27 168 13123 -65.7 -77.7 17 12.0 -65.8 273 82 345.5 345.5 295.6 345.5 0.01 28 163 13308 -61.3 -85.3 3 24.0 -61.4 272 82 355.9 355.9 297.9 355.9 0.00 29 151 13779 -62.9 -84.9 4 22.0 -63.0 270 81 361.0 361.0 298.9 361.0 0.00 30 150 13820 -62.5 -85.5 3 23.0 -62.6 270 81 362.4 362.4 299.2 362.4 0.00 31 136 14426 -61.9 -86.9 2 25.0 -62.1 271 79 373.8 373.8 301.2 373.8 0.00 32 133 14565 -58.7 -86.7 2 28.0 -59.0 271 78 381.9 381.9 302.5 381.9 0.00 33 100 16330 -65.3 -89.3 2 24.0 -65.4 275 71 401.6 401.6 305.4 401.6 0.00 34 88 17101 -69.5 -90.5 3 21.0 -69.6 275 56 408.1 408.1 306.3 408.1 0.00 35 78 17820 -69.9 -89.9 4 20.0 -70.0 275 41 421.6 421.6 307.9 421.6 0.00 36 72 18300 -66.7 -88.7 3 22.0 -66.9 275 31 438.1 438.1 309.7 438.2 0.00 37 70 18470 -67.5 -88.5 4 21.0 -67.7 275 28 440.0 440.0 309.8 440.0 0.00 38 50 20480 -66.9 -90.9 2 24.0 -67.1 315 19 485.8 485.8 313.9 485.8 0.00 39 49 20603 -65.3 -90.3 2 25.0 -65.6 315 19 492.4 492.4 314.4 492.5 0.00 40 39 22001 -63.5 -89.5 2 26.0 -64.0 315 17 530.2 530.2 316.9 530.2 0.00 41 36 22499 -58.9 -87.9 1 29.0 -59.8 315 16 554.4 554.4 318.3 554.4 0.00 42 30 23650 -56.9 -86.9 1 30.0 -58.2 315 15 589.5 589.5 320.1 589.6 0.01 43 29 23865 -55.3 -86.3 1 31.0 -56.9 307 14 599.7 599.7 320.6 599.7 0.01 44 23 25334 -57.9 -86.9 1 29.0 -59.3 256 10 633.1 633.1 322.0 633.2 0.01 45 20 26220 -55.5 -85.5 1 30.0 -57.6 225 8 666.3 666.3 323.3 666.4 0.01 46 15 28087 -48.3 -82.3 1 34.0 -53.1 177 10 747.4 747.4 325.8 747.6 0.03 47 12 29551 -50.7 -83.7 1 33.0 -55.4 140 12 788.1 788.1 327.0 788.4 0.03 48 11 30125 -45.9 -81.9 1 36.0 -52.8 126 12 825.4 825.4 327.8 825.8 0.04 49 10 30760 -45.7 -81.7 1 36.0 -53.1 110 13 849.0 849.0 328.4 849.4 0.05 50 8.8 31618 -42.1 -80.1 1 38.0 -51.8 894.5 894.5 329.3 895.3 0.07 51 6.3 33899 -38.3 -79.3 1 41.0 -51.9 1000.4 1000.5 331.2 1001.8 0.12 TRP 185 12537 -65.3 -70.3 50 5.0 -65.3 275 83 336.8 336.8 293.5 336.8 0.02 WND 187 12471 -64.8 -70.2 47 5.4 -64.9 275 85 336.5 336.5 293.4 336.6 0.02 Sounding variables and indices 1000-500 mb thick: 5592.00 m Freezing level: 635.42 mb = 3932.85 m = 12902.89 ft Wetbulb zero: 792.97 mb = 2140.25 m = 7021.73 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 32.48 % Est. max temperature: 21.81 C = 71.26 F Sfc-Lift cond lev (LCL): 896.32 mb = 1130.10 m = 3707.62 ft T: 10.52 C 700-500 lapse rate: 6.31 C/km ThetaE index: 10.07 C Layer 850.0- 758.0 mb Conv cond level (CCL): 830.93 mb = 1758.20 m = 5768.31 ft Mean mixing ratio: 7.45 g/kg Conv temperature: 22.80 C = 73.04 F Cap Strength: 8.43 C Lifted Index: 7.12 C Risk: None Lifted Index @300 mb: 7.58 C Lifted Index @700 mb: 5.94 C Showalter Index: 8.58 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 15.90 C K Index: -2.10 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 1.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.55 J/kg Max Up Vert Vel: 3.02 m/s Conv Inhibition (B-): 51067.36 J/kg Cap Strength: 8.32 C Lift Cond Lev (LCL): 884.26 mb = 1242.91 m = 4077.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 8 at 20 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 1010 123 40 3 -1.9 -2.3 | 183 18 0.9 17.9 1 1000 208 30 5 -2.5 -4.3 | 181 16 0.3 15.8 2 925 867 195 5 1.3 4.8 | 189 25 4.1 25.0 3 850 1572 140 2 -1.3 1.5 | 184 22 1.5 21.7 4 700 3154 340 42 14.4 -39.5 | 318 26 17.2 -19.3 5 500 5800 335 39 16.5 -35.3 | 308 25 19.3 -15.2 6 400 7450 325 34 19.5 -27.9 | 289 24 22.3 -7.7 7 300 9440 305 47 38.5 -27.0 | 279 42 41.3 -6.8 8 250 10650 280 79 77.8 -13.7 | 265 81 80.6 6.4 9 200 12060 280 82 80.8 -14.2 | 266 84 83.6 5.9 10 187 12471 275 85 84.7 -7.4 | 262 88 87.5 12.8 11 185 12537 275 83 82.7 -7.2 | 261 86 85.5 12.9 12 150 13820 270 81 81.0 -0.0 | 256 86 83.8 20.2 13 100 16330 275 71 70.7 -6.2 | 259 75 73.5 14.0 14 70 18470 275 28 27.9 -2.4 | 240 35 30.7 17.7 15 50 20480 315 19 13.4 -13.4 | 248 18 16.2 6.7 16 30 23650 315 15 10.6 -10.6 | 235 16 13.4 9.6 17 20 26220 225 8 5.7 5.7 | 198 27 8.5 25.8 18 10 30760 110 13 -12.2 4.4 | 159 26 -9.4 24.6 Wind Parameters Mean winds (0-6000m): 337.9 at 27.1 knts Storm direction: 7.9 at 20.4 knts Shear (0-3000m) pos: 1.1 neg: 7.7 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 139.7 deg Storm rel helicity (0-3000m) pos: 39.3 neg: -351.0 tot: -311.7 m^2/s^2 ave: -103.9 10^-3 m/s^2 rel: -0.71 Storm rel vorticity (0-3000m) horiz: 16.0 stream: -11.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 103.24 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 72 5 174 19| 6.2 0.0 6.2| 10.0 -12.4 -2.4 -4.8 -0.10| 11.0 -1.1 1000 155 5 182 24| 3.3 0.0 3.3| 39.3 -19.6 19.6 19.6 0.14| 8.8 1.2 1500 163 4 184 24| 2.2 0.9 3.1| 39.3 -30.8 8.5 5.6 0.02| 7.1 0.2 2000 112 5 174 22| 1.6 4.2 5.9| 39.3-124.1 -84.9 -42.4 -0.40| 9.3 -3.7 2500 45 9 166 14| 1.3 6.5 7.8| 39.3-225.4-186.1 -74.4 -0.61| 12.3 -7.4 3000 344 13 221 10| 1.1 7.7 8.8| 39.3-351.0-311.7 -103.9 -0.71| 16.0-11.4 4000 340 20 262 10| 0.8 5.7 6.6| 39.3-374.1-334.8 -83.7 -0.72| 12.5 -9.0 5000 339 24 283 12| 0.7 4.5 5.1| 39.3-385.2-346.0 -69.2 -0.72| 10.2 -7.4 6000 338 27 291 14| 0.5 3.6 4.1| 39.3-403.1-363.8 -60.6 -0.73| 8.7 -6.4 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20260117.00.gif