UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042811.upa.cvt Date: 1100Z 28 APR 25 Searching for GABS... Searching the city database file for: GABS ... Date:1100Z 28 APR 25 Station: GABS WMO ident: 61291 Latitude: 12.53 Longitude: -7.95 Elevation: 381.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 153 SFC 974 381 23.4 20.7 85 2.7 21.5 40 14 298.8 301.7 295.6 345.3 15.98 2 969 426 22.0 18.0 78 4.0 19.3 36 16 297.8 300.3 293.6 337.0 13.52 3 962 490 21.4 18.6 84 2.8 19.5 30 18 297.8 300.4 294.0 338.9 14.16 4 960 508 21.2 18.7 86 2.5 19.5 29 18 297.8 300.4 294.1 339.2 14.28 5 955 554 20.8 18.1 85 2.7 18.9 25 20 297.8 300.4 293.8 337.9 13.81 6 937 722 22.4 18.4 78 4.0 19.6 20 25 301.1 303.7 295.1 343.3 14.36 7 928 807 21.6 17.5 78 4.1 18.8 20 28 301.1 303.6 294.6 341.3 13.68 8 925 835 21.8 17.8 78 4.0 19.1 20 29 301.6 304.2 295.0 342.8 14.00 9 922 863 21.8 17.5 77 4.3 18.8 20 29 301.9 304.4 294.9 342.5 13.77 10 910 977 20.8 15.8 73 5.0 17.4 19 28 302.0 304.3 294.0 338.9 12.50 11 900 1073 19.8 17.5 87 2.3 18.2 17 27 301.9 304.5 295.2 343.6 14.12 12 879 1276 18.6 17.4 93 1.2 17.8 21 24 302.7 305.4 295.6 345.2 14.37 13 875 1315 19.0 18.1 95 0.9 18.4 26 23 303.5 306.3 296.3 348.4 15.11 14 869 1374 18.4 17.7 96 0.7 17.9 33 21 303.5 306.2 296.1 347.5 14.83 15 852 1544 17.6 16.1 91 1.5 16.6 53 17 304.4 306.9 295.5 345.0 13.64 16 850 1564 17.4 16.0 91 1.4 16.5 55 16 304.4 306.9 295.5 344.8 13.58 17 723 2933 10.6 10.6 100 0.0 10.6 98 11 311.3 313.5 295.7 345.6 11.18 18 701 3191 9.4 8.9 97 0.5 9.1 109 1 312.8 314.7 295.4 344.5 10.27 19 700 3203 9.4 8.9 97 0.5 9.1 110 1 312.9 314.9 295.4 344.7 10.29 20 600 4470 2.0 2.0 100 0.0 2.0 182 7 318.4 319.9 294.8 341.9 7.39 21 574 4827 0.0 0.0 100 0.0 0.0 168 6 320.1 321.5 294.7 341.6 6.68 22 500 5930 -3.5 -3.5 100 0.0 -3.5 155 9 328.8 330.0 296.3 348.5 5.92 23 400 7650 -14.7 -14.7 100 0.0 -14.7 150 11 335.9 336.5 295.8 346.6 3.06 24 364 8359 -21.9 -21.9 100 0.0 -21.9 164 11 335.5 335.8 294.8 342.0 1.82 25 300 9770 -29.5 -29.5 100 0.0 -29.5 205 8 343.8 344.0 296.2 348.0 1.11 26 250 11040 -39.7 -39.7 100 0.0 -39.7 280 16 347.0 347.1 296.4 349.0 0.49 27 200 12520 -53.1 -53.1 100 0.0 -53.1 265 28 348.7 348.7 296.5 349.3 0.14 28 150 14310 -67.9 -67.9 100 0.0 -67.9 250 45 353.1 353.1 297.3 353.2 0.03 29 128 15248 -73.5 -73.5 100 0.0 -73.5 245 45 359.4 359.4 298.6 359.5 0.01 30 121 15577 -71.5 -71.5 100 0.0 -71.5 267 36 368.9 368.9 300.4 369.0 0.02 31 115 15876 -72.1 -72.1 100 0.0 -72.1 286 28 373.2 373.2 301.1 373.3 0.02 32 100 16690 -75.7 -75.7 100 0.0 -75.7 340 7 381.5 381.5 302.5 381.5 0.01 33 91 17232 -78.5 -78.5 100 0.0 -78.5 386.3 386.3 303.2 386.4 0.01 34 90 17295 -78.5 -78.5 100 0.0 -78.5 387.6 387.6 303.4 387.6 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 574.00 mb = 4827.25 m = 15837.23 ft Wetbulb zero: 573.58 mb = 4833.04 m = 15856.23 ft Precipitable water: 2.28 inches Sfc-500 mean rel hum: 95.39 % Est. max temperature: 30.27 C = 86.48 F Sfc-Lift cond lev (LCL): 936.61 mb = 725.22 m = 2379.31 ft T: 22.37 C 700-500 lapse rate: 4.73 C/km ThetaE index: 8.31 C Layer 969.0- 962.0 mb Conv cond level (CCL): 819.49 mb = 1873.32 m = 6146.00 ft Mean mixing ratio: 13.96 g/kg Conv temperature: 30.50 C = 86.90 F Cap Strength: 2.22 C Lifted Index: 2.52 C Risk: None Lifted Index @300 mb: 3.47 C Lifted Index @700 mb: 1.18 C Showalter Index: 1.34 C Risk: Showers probable Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 19.50 C K Index: 36.40 Risk: > 80 % chance of thunderstorms Sweat Index: 233.00 Risk: None Energy Index: 0.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.21 J/kg Max Up Vert Vel: 6.96 m/s Conv Inhibition (B-): 137.10 J/kg Cap Strength: 2.48 C Lift Cond Lev (LCL): 881.67 mb = 1249.82 m = 4100.42 ft Lev Free Conv (LFC): 586.67 mb = 4650.97 m = 15258.89 ft Equ Level (EL): 566.67 mb = 4929.94 m = 16174.13 ft B at Equ Level: 23.44 J/kg Max Parcel Lev (MPL): 516.67 mb = 5667.97 m = 18595.47 ft Wind level data Storm motion: 111 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 ---------------------------------------------------------- 0 974 381 40 14 -9.0 -10.7 | 1 14 -0.2 -14.2 1 949 610 20 22 -7.5 -20.7 | 357 24 1.2 -24.1 2 925 835 20 29 -9.9 -27.3 | 2 31 -1.2 -30.7 3 917 914 20 29 -9.9 -27.3 | 2 31 -1.2 -30.7 4 885 1219 15 25 -6.5 -24.1 | 355 28 2.3 -27.6 5 850 1564 55 16 -13.1 -9.2 | 19 13 -4.4 -12.6 6 824 1829 60 20 -17.3 -10.0 | 33 16 -8.6 -13.4 7 795 2134 85 24 -23.9 -2.1 | 70 16 -15.2 -5.5 8 766 2438 110 16 -15.0 5.5 | 108 7 -6.3 2.0 9 739 2743 90 18 -18.0 0.0 | 70 10 -9.2 -3.4 10 700 3203 110 1 -0.9 0.3 | 292 8 7.8 -3.1 11 662 3658 150 6 -3.0 5.2 | 253 6 5.8 1.8 12 614 4267 190 8 1.4 7.9 | 246 11 10.1 4.4 13 569 4877 165 6 -1.6 5.8 | 252 8 7.2 2.4 14 500 5930 155 9 -3.8 8.2 | 226 7 5.0 4.7 15 489 6096 140 8 -5.1 6.1 | 233 5 3.6 2.7 16 402 7620 160 10 -3.4 9.4 | 222 8 5.3 6.0 17 400 7650 150 11 -5.5 9.5 | 208 7 3.3 6.1 18 327 9144 180 10 0.0 10.0 | 233 11 8.8 6.6 19 300 9770 205 8 3.4 7.3 | 253 13 12.1 3.8 20 264 10668 45 1 -0.7 -0.7 | 297 9 8.0 -4.1 21 250 11040 280 16 15.8 -2.8 | 284 25 24.5 -6.2 22 200 12520 265 28 27.9 2.4 | 272 37 36.6 -1.0 23 150 14310 250 45 42.3 15.4 | 257 52 51.0 11.9 24 128 15240 245 45 40.8 19.0 | 253 52 49.5 15.6 25 100 16690 340 7 2.4 -6.6 | 312 15 11.1 -10.0 Wind Parameters Mean winds (0-6000m): 81.5 at 12.5 knts Storm direction: 111.5 at 9.4 knts Shear (0-3000m) pos: 5.6 neg: 3.4 tot: 9.0 10-3/s Storm rel Dir Shear (0-3000m): -75.9 deg Storm rel helicity (0-3000m) pos: 136.0 neg: -46.7 tot: 89.4 m^2/s^2 ave: 29.8 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 14.6 stream: 2.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.50 Bulk Shear: 48.54 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 22 360 24| 0.0 17.0 17.0| 14.0 -5.5 8.6 17.2 0.05| 17.4 0.9 1000 21 24 360 26| 5.2 8.5 13.7| 45.3 -29.5 15.8 15.8 0.09| 15.3 1.4 1500 29 22 5 23| 6.9 5.7 12.6| 81.1 -29.5 51.7 34.4 0.26| 14.9 3.9 2000 42 22 17 21| 8.4 4.3 12.6|135.2 -29.5 105.7 52.9 0.42| 15.8 6.6 2500 51 21 25 18| 6.7 4.1 10.8|136.0 -40.2 95.8 38.3 0.29| 14.8 4.3 3000 53 18 22 15| 5.6 3.4 9.0|136.0 -46.7 89.4 29.8 0.15| 14.6 2.2 4000 61 15 23 12| 5.0 2.6 7.6|136.7 -53.7 83.0 20.7 0.09| 12.2 1.1 5000 70 13 26 9| 4.0 2.1 6.1|138.5 -56.6 81.9 16.4 0.08| 10.2 0.8 6000 81 13 35 6| 3.3 1.8 5.1|139.2 -59.9 79.3 13.2 0.06| 8.9 0.6 Wrote GIF file: /home/apache/climate/data/raob//GABS/skewt/GABS.skewt.20250428.11.gif