UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042710.upa.cvt Date: 1000Z 27 APR 25 Searching for GABS... Searching the city database file for: GABS ... Date:1000Z 27 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 101 SFC 969 381 32.0 21.0 52 11.0 24.0 220 10 307.9 311.0 298.2 357.4 16.37 2 957 494 29.0 18.0 52 11.0 21.3 215 12 306.0 308.5 296.0 347.0 13.69 3 935 704 27.0 17.0 54 10.0 20.1 215 16 306.0 308.4 295.6 345.4 13.15 4 928 771 26.8 15.8 51 11.0 19.2 218 17 306.4 308.7 295.1 343.3 12.25 5 925 800 27.0 15.0 48 12.0 18.8 220 18 306.9 309.1 294.8 342.1 11.67 6 922 829 27.0 15.0 48 12.0 18.8 221 17 307.2 309.4 294.9 342.5 11.71 7 908 964 26.8 14.8 48 12.0 18.7 232 14 308.3 310.5 295.3 343.9 11.74 8 887 1171 27.0 12.0 39 15.0 17.1 263 10 310.6 312.5 294.6 341.2 9.98 9 866 1382 25.4 12.4 44 13.0 16.8 315 7 311.1 313.1 295.1 343.3 10.50 10 850 1546 24.2 12.2 47 12.0 16.3 315 10 311.5 313.5 295.3 344.0 10.56 11 813 1933 21.0 11.0 53 10.0 14.4 351 11 312.1 314.0 295.1 343.5 10.19 12 721 2960 14.0 1.0 41 13.0 6.7 86 10 315.3 316.4 292.6 333.4 5.71 13 716 3019 13.4 1.4 44 12.0 6.6 90 10 315.3 316.4 292.8 334.0 5.92 14 704 3161 12.2 -0.8 41 13.0 5.2 97 9 315.5 316.5 292.2 331.8 5.13 15 700 3209 11.8 -0.2 44 12.0 5.2 100 9 315.6 316.6 292.4 332.7 5.39 16 678 3475 9.2 -1.8 46 11.0 3.4 106 10 315.5 316.5 292.0 331.3 4.95 17 639 3964 5.6 -6.4 42 12.0 -0.1 101 13 316.8 317.6 291.4 328.8 3.71 18 602 4448 1.2 -3.1 73 4.3 -1.0 84 18 317.2 318.2 292.6 333.4 5.06 19 600 4475 1.0 -3.7 71 4.7 -1.3 82 18 317.3 318.2 292.5 332.8 4.85 20 588 4638 0.0 -7.0 59 7.0 -3.2 76 21 318.0 318.7 291.8 330.4 3.85 21 577 4789 -1.1 -9.1 55 8.0 -4.6 70 23 318.4 319.0 291.5 329.3 3.33 22 548 5199 -3.5 -7.3 75 3.8 -5.3 71 23 320.3 321.1 292.6 333.4 4.04 23 543 5272 -3.5 -7.1 76 3.6 -5.2 72 22 321.1 321.9 293.0 334.6 4.14 24 530 5463 -4.7 -11.7 58 7.0 -7.6 76 21 321.9 322.5 292.2 331.7 2.95 25 508 5796 -7.1 -10.9 74 3.8 -8.7 83 18 322.9 323.6 292.7 333.8 3.28 26 504 5858 -7.3 -11.5 72 4.2 -9.0 84 17 323.4 324.0 292.7 333.9 3.15 27 500 5920 -7.3 -13.3 62 6.0 -9.6 85 17 324.1 324.7 292.6 333.4 2.74 28 478 6269 -9.1 -18.1 48 9.0 -12.2 83 17 326.1 326.5 292.4 332.7 1.92 29 474 6334 -9.5 -17.5 52 8.0 -12.3 88 16 326.4 326.8 292.6 333.4 2.04 30 415 7352 -14.5 -18.3 73 3.8 -15.8 164 9 332.6 333.1 294.4 340.3 2.18 31 400 7630 -16.1 -21.1 65 5.0 -17.7 185 7 334.1 334.4 294.4 340.4 1.78 32 387 7878 -17.3 -24.3 54 7.0 -19.3 192 8 335.7 335.9 294.5 340.7 1.38 33 337 8902 -22.9 -37.9 24 15.0 -25.5 222 14 341.6 341.7 295.1 343.3 0.43 34 300 9740 -31.1 -41.1 37 10.0 -32.4 240 18 341.5 341.6 295.0 342.9 0.35 35 280 10227 -34.7 -42.7 44 8.0 -35.6 227 24 343.2 343.2 295.4 344.4 0.32 36 250 11010 -40.7 -50.7 33 10.0 -41.4 225 34 345.6 345.6 295.8 346.2 0.15 37 221 11837 -47.3 -59.3 24 12.0 -47.7 217 38 347.8 347.8 296.2 348.0 0.06 38 200 12490 -52.7 -60.7 37 8.0 -52.9 210 41 349.3 349.3 296.5 349.5 0.05 39 156 14043 -66.5 -70.0 61 3.5 -66.5 223 30 351.6 351.6 297.0 351.6 0.02 40 150 14280 -67.9 -71.8 57 3.9 -67.9 225 28 353.1 353.1 297.3 353.2 0.02 41 115 15843 -76.3 -81.3 45 5.0 -76.3 239 23 365.4 365.4 299.7 365.4 0.00 42 104 16418 -79.1 -82.8 54 3.7 -79.1 218 12 370.7 370.7 300.7 370.7 0.00 43 100 16640 -79.7 -83.5 53 3.8 -79.7 210 8 373.7 373.7 301.2 373.8 0.00 44 98 16754 -79.9 -83.4 56 3.5 -79.9 206 8 375.5 375.5 301.5 375.5 0.00 45 96 16871 -80.1 -83.7 55 3.6 -80.1 203 8 377.3 377.3 301.8 377.4 0.00 46 95 16930 -80.3 -84.0 54 3.7 -80.3 201 8 378.1 378.1 301.9 378.1 0.00 47 79 17970 -80.9 -86.9 36 6.0 -80.9 167 10 397.3 397.3 304.8 397.3 0.00 48 74 18337 -81.9 -87.9 35 6.0 -81.9 155 11 402.7 402.7 305.6 402.7 0.00 49 70 18650 -79.9 -87.9 25 8.0 -79.9 145 11 413.4 413.4 306.9 413.5 0.00 50 50 20610 -68.1 -82.1 12 14.0 -68.3 325 13 483.0 483.0 313.7 483.1 0.01 51 39 22130 -60.3 -79.3 7 19.0 -61.0 19 15 538.3 538.3 317.4 538.4 0.02 52 33 23183 -55.3 -77.3 5 22.0 -56.6 54 16 577.9 577.9 319.6 578.1 0.03 53 30 23790 -56.3 -79.3 4 23.0 -57.6 75 17 591.2 591.2 320.2 591.3 0.02 54 29 24005 -56.1 -79.1 4 23.0 -57.5 597.5 597.5 320.5 597.7 0.03 55 27 24460 -55.9 610.4 TRP 866 1382 25.4 12.4 44 13.0 16.8 315 7 311.1 313.1 295.1 343.3 10.50 WND Sounding variables and indices 1000-500 mb thick: 5819.00 m Freezing level: 588.00 mb = 4637.61 m = 15215.06 ft Wetbulb zero: 640.08 mb = 3949.74 m = 12958.30 ft Precipitable water: 1.49 inches Sfc-500 mean rel hum: 52.81 % Est. max temperature: 36.05 C = 96.89 F Sfc-Lift cond lev (LCL): 826.87 mb = 1786.10 m = 5859.84 ft T: 22.22 C 700-500 lapse rate: 7.05 C/km ThetaE index: 15.32 C Layer 957.0- 922.0 mb Conv cond level (CCL): 694.16 mb = 3278.89 m = 10757.38 ft Mean mixing ratio: 12.07 g/kg Conv temperature: 39.57 C = 103.23 F Cap Strength: 5.11 C Lifted Index: -2.34 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.29 C Lifted Index @700 mb: 2.76 C Showalter Index: -2.10 C Risk: Severe thunderstorms possible Total Totals Index: 51.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.50 C Cross Totals Index: 19.50 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 223.40 Risk: None Energy Index: -2.05 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 267.00 J/kg Max Up Vert Vel: 23.11 m/s Conv Inhibition (B-): 302.40 J/kg Cap Strength: 5.11 C Lift Cond Lev (LCL): 769.71 mb = 2401.23 m = 7877.97 ft Lev Free Conv (LFC): 634.71 mb = 4018.35 m = 13183.39 ft Equ Level (EL): 384.71 mb = 7921.77 m = 25989.73 ft B at Equ Level: 266.56 J/kg Max Parcel Lev (MPL): 204.71 mb = 12337.73 m = 40477.61 ft Wind level data Storm motion: 107 at 11 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 ---------------------------------------------------------- 0 969 381 220 10 6.4 7.7 | 255 17 16.7 4.6 1 945 610 210 14 7.0 12.1 | 242 19 17.2 9.0 2 925 800 220 18 11.6 13.8 | 244 24 21.8 10.7 3 913 914 225 15 10.6 10.6 | 250 22 20.8 7.5 4 882 1219 270 9 9.0 -0.0 | 279 19 19.2 -3.1 5 866 1382 315 7 4.9 -4.9 | 298 17 15.2 -8.0 6 850 1546 315 10 7.1 -7.1 | 300 20 17.3 -10.2 7 822 1829 335 11 4.6 -10.0 | 311 20 14.9 -13.1 8 794 2134 25 10 -4.2 -9.1 | 334 14 6.0 -12.2 9 766 2438 45 8 -5.7 -5.7 | 332 10 4.6 -8.8 10 739 2743 75 11 -10.6 -2.8 | 4 6 -0.4 -5.9 11 700 3209 100 9 -8.9 1.6 | 318 2 1.4 -1.5 12 662 3658 110 11 -10.3 3.8 | 172 1 -0.1 0.7 13 614 4267 90 15 -15.0 0.0 | 57 6 -4.8 -3.1 14 569 4877 65 25 -22.7 -10.6 | 42 18 -12.4 -13.7 15 500 5920 85 17 -16.9 -1.5 | 56 8 -6.7 -4.6 16 489 6096 70 18 -16.9 -6.2 | 36 11 -6.7 -9.3 17 401 7620 185 7 0.6 7.0 | 250 12 10.8 3.9 18 400 7630 185 7 0.6 7.0 | 250 12 10.8 3.9 19 325 9144 230 16 12.3 10.3 | 252 24 22.5 7.2 20 300 9740 240 18 15.6 9.0 | 257 26 25.8 5.9 21 263 10668 215 29 16.6 23.8 | 232 34 26.9 20.7 22 250 11010 225 34 24.0 24.0 | 239 40 34.3 20.9 23 200 12490 210 41 20.5 35.5 | 223 45 30.7 32.4 24 150 14280 225 28 19.8 19.8 | 241 34 30.0 16.7 25 127 15240 260 33 32.5 5.7 | 266 43 42.7 2.6 26 100 16640 210 8 4.0 6.9 | 255 15 14.2 3.8 27 70 18650 145 11 -6.3 9.0 | 214 7 3.9 5.9 28 50 20610 325 13 7.5 -10.6 | 308 22 17.7 -13.7 29 30 23790 75 17 -16.4 -4.4 | 39 10 -6.2 -7.5 Wind Parameters Mean winds (0-6000m): 76.8 at 14.3 knts Storm direction: 106.8 at 10.7 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 60.6 deg Storm rel helicity (0-3000m) pos: 171.4 neg: -21.3 tot: 150.1 m^2/s^2 ave: 50.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 5.0 10^-3/s Energy-Hel index: 0.27 Bulk Rich Number: 2.81 Bulk Shear: 95.17 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 ------------------------------------------------------------------------------- 500 216 14 246 21| 6.1 0.0 6.1| 14.3 -19.1 -4.8 -9.6 -0.15| 11.1 -1.6 1000 230 13 256 21| 6.5 0.0 6.5|108.8 -19.1 89.7 89.7 0.55| 15.1 8.2 1500 254 12 270 21| 6.3 0.0 6.3|139.8 -19.1 120.7 80.5 0.59| 12.8 7.5 2000 277 11 282 22| 4.7 0.0 4.7|163.0 -19.6 143.4 71.7 0.57| 12.3 7.0 2500 299 11 293 21| 3.9 0.0 3.9|171.4 -19.8 151.6 60.6 0.56| 11.4 6.4 3000 342 11 315 19| 2.9 0.0 2.9|171.4 -21.3 150.1 50.0 0.48| 10.2 5.0 4000 87 11 14 4| 2.2 1.1 3.2|171.4 -23.4 148.1 37.0 0.36| 9.0 3.2 5000 76 13 24 7| 1.4 1.9 3.3|179.8 -35.1 144.7 28.9 0.27| 8.9 2.4 6000 77 14 30 7| 0.9 1.6 2.5|192.3 -42.8 149.5 24.9 0.25| 8.7 2.2 Wrote GIF file: /home/apache/climate/data/raob//GABS/skewt/GABS.skewt.20250427.10.gif