UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101612.upa.cvt Date: 1200Z 16 OCT 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 16 OCT 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 1003 116 23.2 17.2 69 6.0 19.2 235 1 296.1 298.3 292.2 331.8 12.40 1 1000 142 22.0 17.9 78 4.1 19.2 180 3 295.1 297.5 292.4 332.5 13.01 2 999 151 21.6 17.4 77 4.2 18.8 180 3 294.8 297.1 292.0 331.0 12.61 3 934 730 16.4 15.2 93 1.2 15.6 180 1 295.3 297.4 291.4 328.9 11.71 4 925 813 16.8 13.3 80 3.5 14.6 180 1 296.5 298.4 290.7 326.6 10.43 5 865 1383 15.6 2.6 42 13.0 8.6 184 3 301.0 302.0 287.8 317.0 5.34 6 850 1531 14.8 -0.2 36 15.0 7.1 185 4 301.6 302.5 287.1 315.1 4.43 7 848 1551 14.8 -0.2 36 15.0 7.1 186 4 301.9 302.7 287.2 315.3 4.44 8 809 1948 12.2 7.2 71 5.0 9.2 210 9 303.2 304.6 290.8 326.8 7.90 9 739 2703 8.4 6.4 87 2.0 7.2 257 18 307.0 308.5 292.2 331.8 8.19 10 720 2918 6.8 5.4 91 1.4 6.0 270 20 307.5 309.0 292.1 331.4 7.84 11 700 3150 6.0 3.4 83 2.6 4.5 285 23 309.1 310.4 291.9 330.6 7.00 12 696 3197 5.6 4.4 92 1.2 4.9 286 23 309.2 310.6 292.3 332.4 7.56 13 693 3232 5.8 1.7 75 4.1 3.6 286 23 309.8 311.0 291.5 329.1 6.26 14 673 3472 5.2 2.4 82 2.8 3.7 289 23 311.7 313.0 292.4 332.8 6.78 15 642 3855 3.8 -2.2 65 6.0 0.7 293 23 314.4 315.3 291.8 330.4 5.07 16 628 4035 4.4 -9.6 35 14.0 -1.8 295 23 317.0 317.6 290.7 326.7 2.94 17 555 5032 0.0 -43.0 2 43.0 -8.9 306 23 323.2 323.3 289.9 323.8 0.15 18 548 5134 -0.3 -38.3 4 38.0 -9.0 307 23 324.1 324.1 290.3 325.0 0.26 19 527 5445 -2.5 -29.5 10 27.0 -9.9 310 23 325.1 325.2 291.0 327.3 0.63 20 518 5582 -3.9 -13.9 46 10.0 -7.9 312 23 325.0 325.5 292.7 333.5 2.52 21 500 5860 -5.5 -15.5 45 10.0 -9.3 315 23 326.3 326.8 292.9 334.2 2.29 22 482 6146 -7.7 -16.7 48 9.0 -11.0 313 23 327.1 327.5 292.9 334.5 2.15 23 452 6644 -10.3 -18.3 52 8.0 -13.0 308 22 329.9 330.3 293.5 336.8 2.00 24 411 7367 -16.7 -19.8 77 3.1 -17.7 302 21 330.7 331.1 293.7 337.5 1.94 25 400 7570 -18.1 -21.4 75 3.3 -19.1 300 21 331.5 331.8 293.7 337.6 1.73 26 347 8619 -25.7 -26.8 90 1.1 -25.9 305 29 334.9 335.2 294.1 339.4 1.23 27 309 9451 -31.9 -34.6 77 2.7 -32.3 309 35 337.6 337.7 294.3 340.0 0.66 28 300 9660 -33.7 -37.1 71 3.4 -34.1 310 37 337.9 338.0 294.3 339.9 0.53 29 264 10542 -41.1 -45.9 60 4.8 -41.5 310 37 339.6 339.7 294.4 340.6 0.24 30 260 10646 -42.1 -45.7 68 3.6 -42.4 310 37 339.6 339.7 294.5 340.6 0.25 31 255 10777 -42.9 -49.9 46 7.0 -43.3 310 37 340.4 340.4 294.6 341.0 0.16 32 250 10910 -44.3 -49.3 57 5.0 -44.6 310 37 340.2 340.2 294.6 340.9 0.17 33 235 11321 -48.1 -51.4 69 3.3 -48.3 311 41 340.5 340.6 294.6 341.1 0.14 34 219 11780 -52.1 -59.1 43 7.0 -52.3 313 46 341.3 341.3 294.7 341.5 0.06 35 200 12360 -57.3 -60.0 71 2.7 -57.3 315 52 342.0 342.0 294.8 342.3 0.06 36 186 12813 -61.7 -66.0 56 4.3 -61.7 319 58 342.1 342.1 294.8 342.2 0.03 37 174 13222 -64.7 -70.7 43 6.0 -64.8 322 63 343.7 343.7 295.2 343.8 0.02 38 150 14110 -72.3 -76.4 54 4.1 -72.3 330 75 345.5 345.6 295.6 345.6 0.01 39 144 14350 -73.7 -78.2 50 4.5 -73.7 335 77 347.2 347.2 296.0 347.2 0.01 40 143 14391 -73.7 -78.3 49 4.6 -73.7 340 77 347.8 347.8 296.1 347.8 0.01 41 127 15084 -74.3 -80.3 39 6.0 -74.3 345 62 358.8 358.8 298.5 358.8 0.00 42 118 15511 -75.7 -81.7 38 6.0 -75.7 348 53 363.8 363.8 299.4 363.8 0.00 43 112 15816 -72.7 -83.7 17 11.0 -72.8 350 46 374.9 374.9 301.4 374.9 0.00 44 104 16250 -74.5 -85.5 17 11.0 -74.5 353 37 379.5 379.5 302.2 379.5 0.00 45 100 16480 -71.5 -85.5 11 14.0 -71.6 355 32 389.6 389.6 303.8 389.6 0.00 46 76 18127 -63.9 -87.9 2 24.0 -64.1 255 9 437.3 437.3 309.6 437.3 0.00 47 70 18630 -64.1 -88.1 2 24.0 -64.4 225 2 447.3 447.3 310.6 447.3 0.00 48 51 20587 -60.3 -89.3 1 29.0 -60.9 305 10 498.5 498.6 314.8 498.6 0.00 49 50 20710 -61.5 -89.5 1 28.0 -62.0 310 11 498.6 498.6 314.8 498.6 0.00 50 46 21227 -61.5 -89.5 1 28.0 -62.0 281 11 510.6 510.6 315.7 510.6 0.00 51 30 23900 -58.1 -89.1 1 31.0 -59.2 135 12 586.2 586.3 320.0 586.3 0.00 52 24 25323 -54.3 -87.3 1 33.0 -56.3 96 10 635.9 635.9 322.2 636.0 0.01 53 21 26190 -49.5 -84.5 1 35.0 -53.0 73 8 675.2 675.2 323.6 675.3 0.01 54 20 26510 -50.7 -85.7 1 35.0 -54.0 65 8 681.0 681.0 323.8 681.1 0.01 55 16 27977 -48.9 -84.9 1 36.0 -53.4 78 6 731.7 731.7 325.4 731.9 0.02 56 15 28401 -51.5 -85.5 1 34.0 -55.2 82 6 736.7 736.7 325.6 736.9 0.02 57 10 31070 -46.9 -83.9 1 37.0 -53.7 105 2 844.5 844.5 328.2 844.8 0.03 58 9.6 31340 -47.5 -84.5 1 37.0 -54.2 852.1 852.1 328.4 852.4 0.03 59 8.1 32469 -45.1 -83.1 1 38.0 -53.7 904.1 904.1 329.5 904.6 0.05 TRP 144 14350 -73.7 -78.2 50 4.5 -73.7 335 77 347.2 347.2 296.0 347.2 0.01 WND 143 14391 -73.7 -78.3 49 4.6 -73.7 340 77 347.8 347.8 296.1 347.8 0.01 Sounding variables and indices 1000-500 mb thick: 5718.00 m Freezing level: 555.00 mb = 5032.39 m = 16510.27 ft Wetbulb zero: 637.98 mb = 3906.49 m = 12816.40 ft Precipitable water: 1.41 inches Sfc-500 mean rel hum: 55.46 % Est. max temperature: 28.62 C = 83.52 F Sfc-Lift cond lev (LCL): 918.49 mb = 873.04 m = 2864.27 ft T: 16.67 C 700-500 lapse rate: 4.24 C/km ThetaE index: 17.40 C Layer 999.0- 848.0 mb Conv cond level (CCL): 817.99 mb = 1855.01 m = 6085.93 ft Mean mixing ratio: 11.43 g/kg Conv temperature: 29.98 C = 85.96 F Cap Strength: 7.06 C Lifted Index: 6.43 C Risk: None Lifted Index @300 mb: 7.50 C Lifted Index @700 mb: 2.17 C Showalter Index: 13.70 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 5.30 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 31.00 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.93 J/kg Max Up Vert Vel: 4.89 m/s Conv Inhibition (B-): 40991.02 J/kg Cap Strength: 7.03 C Lift Cond Lev (LCL): 907.69 mb = 973.56 m = 3194.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 12 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 116 235 1 0.8 0.6 | 149 12 -6.2 10.1 1 1000 142 180 3 0.0 3.0 | 151 14 -7.0 12.5 2 925 813 180 1 0.0 1.0 | 146 13 -7.0 10.5 3 850 1531 185 4 0.3 4.0 | 154 15 -6.6 13.5 4 700 3150 285 23 22.2 -6.0 | 257 16 15.2 3.6 5 500 5860 315 23 16.3 -16.3 | 306 11 9.3 -6.8 6 400 7570 300 21 18.2 -10.5 | 275 11 11.2 -1.0 7 300 9660 310 37 28.3 -23.8 | 304 26 21.4 -14.3 8 250 10910 310 37 28.3 -23.8 | 304 26 21.4 -14.3 9 200 12360 315 52 36.8 -36.8 | 312 40 29.8 -27.3 10 150 14110 330 75 37.5 -65.0 | 331 63 30.5 -55.4 11 144 14350 335 77 32.5 -69.8 | 337 65 25.6 -60.3 12 143 14391 340 77 26.3 -72.4 | 343 66 19.4 -62.8 13 100 16480 355 32 2.8 -31.9 | 11 23 -4.2 -22.4 14 70 18630 225 2 1.4 1.4 | 153 12 -5.6 10.9 15 50 20710 310 11 8.4 -7.1 | 211 3 1.4 2.4 16 30 23900 135 12 -8.5 8.5 | 139 24 -15.5 18.0 17 20 26510 65 8 -7.3 -3.4 | 113 15 -14.2 6.1 18 10 31070 105 2 -1.9 0.5 | 138 13 -8.9 10.0 Wind Parameters Mean winds (0-6000m): 293.7 at 15.7 knts Storm direction: 323.7 at 11.8 knts Shear (0-3000m) pos: 3.9 neg: 0.2 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 104.9 deg Storm rel helicity (0-3000m) pos: 138.5 neg: -3.3 tot: 135.2 m^2/s^2 ave: 45.1 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 5.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.32 Bulk Shear: 37.16 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 ------------------------------------------------------------------------------- 500 181 2 149 14| 0.0 1.3 1.3| 1.4 -2.2 -0.8 -1.6 -0.06| 3.6 -0.2 1000 181 2 149 13| 0.4 0.7 1.0| 4.0 -3.3 0.7 0.7 0.04| 2.8 0.1 1500 183 2 150 14| 1.2 0.4 1.6| 11.5 -3.3 8.2 5.5 0.26| 2.8 0.7 2000 199 4 156 14| 2.5 0.3 2.8| 42.6 -3.3 39.3 19.7 0.59| 4.0 2.3 2500 228 6 169 14| 3.4 0.3 3.6| 86.5 -3.3 83.3 33.3 0.74| 5.1 3.8 3000 263 8 186 11| 3.9 0.2 4.2|138.5 -3.3 135.2 45.1 0.82| 6.4 5.2 4000 278 12 211 9| 3.1 0.2 3.2|157.2 -3.3 154.0 38.5 0.84| 5.4 4.5 5000 287 14 230 8| 2.5 0.1 2.6|171.5 -3.3 168.2 33.6 0.85| 4.8 4.1 6000 294 16 247 8| 2.0 0.1 2.2|180.9 -5.5 175.4 29.2 0.83| 4.3 3.6 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20251016.12.gif