UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for GC018... Searching the city database file for: GC018 ... Date:0000Z 18 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 1001 119 22.0 19.9 88 2.1 20.6 205 1 295.1 297.7 293.7 337.4 14.77 1 1000 128 21.6 20.7 95 0.9 21.0 200 2 294.8 297.5 294.1 339.3 15.55 2 961 473 19.8 19.2 96 0.6 19.4 231 2 296.3 299.0 294.0 338.7 14.73 3 946 609 19.4 14.7 74 4.7 16.3 243 2 297.2 299.3 291.6 329.6 11.18 4 925 802 17.6 17.5 99 0.1 17.5 260 2 297.3 299.8 293.6 337.0 13.73 5 922 830 17.4 17.4 100 0.0 17.4 261 2 297.4 299.9 293.6 337.0 13.69 6 872 1307 16.0 14.7 92 1.3 15.1 274 1 300.7 302.9 293.4 336.4 12.15 7 867 1356 16.8 13.0 78 3.8 14.3 275 1 302.0 304.0 292.9 334.3 10.92 8 850 1525 16.0 11.8 76 4.2 13.3 280 1 302.9 304.8 292.6 333.4 10.28 9 782 2230 11.6 10.7 94 0.9 11.0 310 4 305.5 307.4 293.5 336.7 10.39 10 713 3001 9.0 4.0 71 5.0 6.1 343 7 310.8 312.2 292.5 333.0 7.17 11 700 3154 7.8 4.2 78 3.6 5.7 350 8 311.1 312.5 292.8 334.0 7.41 12 620 4144 1.8 -0.0 88 1.8 0.8 348 17 315.2 316.4 293.0 334.7 6.18 13 597 4449 1.0 -7.0 55 8.0 -2.7 348 19 317.7 318.5 291.7 330.0 3.79 14 562 4932 -1.5 -7.5 64 6.0 -4.3 347 24 320.3 321.1 292.5 333.0 3.87 15 532 5369 -2.1 -25.1 15 23.0 -9.1 346 28 324.7 324.9 291.2 328.0 0.94 16 521 5535 -2.9 -15.9 36 13.0 -7.9 346 29 325.6 326.1 292.5 332.9 2.12 17 500 5860 -5.1 -17.1 38 12.0 -9.5 345 32 326.8 327.2 292.7 333.7 2.00 18 489 6034 -6.1 -22.1 27 16.0 -11.2 345 33 327.7 327.9 292.3 332.4 1.33 19 427 7078 -14.5 -18.4 72 3.9 -15.8 345 39 329.9 330.3 293.6 337.2 2.10 20 400 7570 -16.9 -22.9 60 6.0 -18.6 345 42 333.0 333.3 293.9 338.4 1.52 21 368 8190 -21.5 -28.5 53 7.0 -23.1 345 43 334.9 335.1 294.0 338.6 0.99 22 321 9181 -29.5 -37.5 46 8.0 -30.7 345 44 337.2 337.3 294.1 339.0 0.47 23 300 9660 -33.9 -39.9 55 6.0 -34.6 345 44 337.6 337.7 294.1 339.1 0.40 24 252 10857 -44.7 -48.4 66 3.7 -44.9 350 46 338.8 338.9 294.2 339.6 0.19 25 250 10910 -44.9 -49.3 61 4.4 -45.2 350 46 339.3 339.3 294.3 340.0 0.17 26 226 11576 -50.7 -55.2 59 4.5 -50.8 352 47 340.4 340.4 294.5 340.8 0.09 27 217 11839 -52.7 -60.7 37 8.0 -52.9 353 48 341.3 341.3 294.7 341.5 0.05 28 200 12360 -57.5 -63.5 46 6.0 -57.6 355 49 341.7 341.7 294.8 341.9 0.04 29 184 12879 -61.5 -67.5 45 6.0 -61.6 356 49 343.5 343.5 295.2 343.6 0.02 30 169 13399 -65.5 -67.6 75 2.1 -65.5 358 48 345.3 345.3 295.6 345.4 0.03 31 168 13435 -65.7 -68.2 71 2.5 -65.7 358 48 345.5 345.5 295.7 345.6 0.02 32 162 13655 -64.5 -77.5 15 13.0 -64.6 359 48 351.2 351.2 296.9 351.2 0.01 33 150 14120 -67.5 -76.5 27 9.0 -67.5 360 48 353.8 353.8 297.4 353.8 0.01 34 143 14406 -69.7 -77.7 30 8.0 -69.8 356 48 354.8 354.8 297.7 354.9 0.01 35 126 15154 -72.9 -80.9 29 8.0 -72.9 345 48 362.1 362.1 299.1 362.2 0.00 36 110 15956 -70.1 -85.1 9 15.0 -70.2 6 37 381.7 381.7 302.5 381.7 0.00 37 100 16520 -71.9 -85.9 11 14.0 -71.9 20 29 388.8 388.8 303.6 388.8 0.00 38 90 17140 -73.3 -86.3 12 13.0 -73.3 13 28 397.9 397.9 304.9 397.9 0.00 39 70 18640 -65.9 -88.9 3 23.0 -66.1 355 24 443.4 443.4 310.2 443.4 0.00 40 59 19690 -61.3 -88.3 2 27.0 -61.7 41 18 476.0 476.0 313.1 476.0 0.00 41 50 20710 -64.5 -89.5 2 25.0 -64.8 85 12 491.5 491.5 314.3 491.5 0.00 42 48 20962 -61.3 -89.3 1 28.0 -61.8 71 11 504.9 504.9 315.3 504.9 0.00 43 47 21093 -61.7 -88.7 2 27.0 -62.2 64 11 507.0 507.0 315.4 507.0 0.00 44 41 21948 -57.5 -87.5 1 30.0 -58.4 17 9 537.6 537.6 317.4 537.7 0.00 45 38 22426 -59.5 -88.5 1 29.0 -60.3 351 7 544.4 544.4 317.8 544.4 0.00 46 31 23712 -56.1 -87.1 1 31.0 -57.5 281 4 586.2 586.2 320.0 586.2 0.01 47 30 23920 -57.5 -87.5 1 30.0 -58.7 270 3 587.9 587.9 320.0 587.9 0.01 48 27 24585 -57.3 -88.3 1 31.0 -58.7 227 5 606.4 606.4 320.9 606.5 0.01 49 20 26520 -48.1 -84.1 1 36.0 -52.2 105 12 688.9 689.0 324.1 689.1 0.02 50 19 26858 -47.3 -83.3 1 36.0 -51.8 104 12 701.6 701.6 324.5 701.8 0.02 51 18 27214 -48.9 -83.9 1 35.0 -53.0 102 12 707.5 707.5 324.7 707.6 0.02 52 15 28411 -48.3 -84.3 1 36.0 -53.1 97 11 747.4 747.4 325.8 747.5 0.02 53 13 29362 -43.7 -82.7 1 39.0 -51.0 93 10 794.5 794.5 327.1 794.8 0.03 54 10 31120 -44.5 -83.5 1 39.0 -52.5 85 9 853.4 853.5 328.5 853.8 0.04 55 9.5 31463 -45.3 -84.3 0 39.0 -53.1 863.0 863.0 328.7 863.3 0.03 56 7.0 33531 -38.5 -80.5 0 42.0 -51.4 969.9 969.9 330.7 970.9 0.09 TRP 126 15154 -72.9 -80.9 29 8.0 -72.9 345 48 362.1 362.1 299.1 362.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5732.00 m Freezing level: 583.00 mb = 4642.16 m = 15229.99 ft Wetbulb zero: 614.55 mb = 4215.20 m = 13829.23 ft Precipitable water: 1.82 inches Sfc-500 mean rel hum: 74.25 % Est. max temperature: 29.79 C = 85.62 F Sfc-Lift cond lev (LCL): 970.96 mb = 383.56 m = 1258.39 ft T: 20.27 C 700-500 lapse rate: 4.77 C/km ThetaE index: 9.63 C Layer 961.0- 925.0 mb Conv cond level (CCL): 925.00 mb = 802.00 m = 2631.20 ft Mean mixing ratio: 13.81 g/kg Conv temperature: 24.25 C = 75.64 F Cap Strength: 3.41 C Lifted Index: 3.14 C Risk: None Lifted Index @300 mb: 2.23 C Lifted Index @700 mb: 1.22 C Showalter Index: 4.55 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 16.90 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 175.60 Risk: None Energy Index: 0.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.87 J/kg Max Up Vert Vel: 5.27 m/s Conv Inhibition (B-): 44494.91 J/kg Cap Strength: 3.34 C Lift Cond Lev (LCL): 933.70 mb = 721.45 m = 2366.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 9 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 1001 119 205 1 0.4 0.9 | 195 10 2.6 9.8 1 1000 128 200 2 0.7 1.9 | 195 11 2.9 10.8 2 925 802 260 2 2.0 0.3 | 204 10 4.2 9.3 3 850 1525 280 1 1.0 -0.2 | 200 9 3.2 8.8 4 700 3154 350 8 1.4 -7.9 | 254 4 3.6 1.1 5 500 5860 345 32 8.3 -30.9 | 334 24 10.5 -22.0 6 400 7570 345 42 10.9 -40.6 | 338 34 13.1 -31.6 7 300 9660 345 44 11.4 -42.5 | 338 36 13.6 -33.6 8 250 10910 350 46 8.0 -45.3 | 344 38 10.2 -36.4 9 200 12360 355 49 4.3 -48.8 | 351 40 6.5 -39.9 10 150 14120 360 48 -0.0 -48.0 | 357 39 2.2 -39.1 11 126 15154 345 48 12.4 -46.4 | 339 40 14.6 -37.4 12 100 16520 20 29 -9.9 -27.3 | 23 20 -7.7 -18.3 13 70 18640 355 24 2.1 -23.9 | 344 16 4.3 -15.0 14 50 20710 85 12 -12.0 -1.0 | 129 13 -9.7 7.9 15 30 23920 270 3 3.0 -0.0 | 210 10 5.2 8.9 16 20 26520 105 12 -11.6 3.1 | 142 15 -9.4 12.0 17 10 31120 85 9 -9.0 -0.8 | 140 11 -6.7 8.1 Wind Parameters Mean winds (0-6000m): 344.0 at 12.3 knts Storm direction: 14.0 at 9.2 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 56.9 deg Storm rel helicity (0-3000m) pos: 18.1 neg: -1.8 tot: 16.4 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.58 Bulk Shear: 23.91 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 ------------------------------------------------------------------------------- 500 222 2 199 11| 1.4 0.0 1.4| 3.9 0.0 3.9 7.9 0.61| 2.3 1.4 1000 240 2 202 11| 0.7 0.0 0.7| 4.9 -0.6 4.3 4.3 0.45| 1.7 0.8 1500 249 2 202 10| 0.5 0.0 0.5| 5.9 -1.8 4.2 2.8 0.33| 1.5 0.5 2000 267 2 204 10| 1.0 0.0 1.0| 11.2 -1.8 9.5 4.7 0.55| 1.7 0.9 2500 294 2 209 9| 1.3 0.0 1.3| 15.5 -1.8 13.7 5.5 0.61| 1.9 1.2 3000 324 3 213 8| 1.5 0.0 1.5| 18.1 -1.8 16.4 5.5 0.59| 2.2 1.3 4000 340 5 226 6| 1.7 0.6 2.2| 26.6 -1.8 24.9 6.2 0.63| 2.8 1.8 5000 344 9 261 5| 1.3 1.4 2.7| 34.0 -1.8 32.2 6.4 0.52| 3.1 1.6 6000 344 12 297 6| 1.1 1.8 2.9| 39.6 -1.8 37.8 6.3 0.44| 3.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20251018.00.gif