UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052810.upa.cvt Date: 1000Z 28 MAY 25 Searching for GABS... Searching the city database file for: GABS ... Date:1000Z 28 MAY 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 132 SFC 972 381 31.4 19.4 49 12.0 22.8 60 2 307.0 309.8 297.0 351.4 14.74 2 925 831 27.6 18.6 58 9.0 21.2 315 9 307.5 310.3 297.1 352.0 14.74 3 924 841 27.6 18.6 58 9.0 21.2 314 10 307.6 310.4 297.1 352.2 14.75 4 909 986 27.0 17.0 54 10.0 20.0 315 13 308.5 311.0 296.5 349.4 13.53 5 901 1064 27.2 16.2 51 11.0 19.5 320 12 309.4 311.9 296.4 348.9 12.96 6 850 1578 24.4 7.4 34 17.0 13.8 95 6 311.7 313.2 293.2 335.3 7.62 7 740 2771 16.8 -8.2 17 25.0 4.9 65 17 316.0 316.6 290.3 325.1 2.78 8 700 3240 12.6 -3.4 33 16.0 4.4 65 11 316.4 317.3 291.7 330.1 4.25 9 692 3336 12.0 -3.0 35 15.0 4.2 62 12 316.8 317.7 292.0 331.0 4.43 10 663 3693 9.4 -9.6 25 19.0 0.8 51 14 317.8 318.3 290.8 326.9 2.78 11 600 4510 2.8 -6.2 52 9.0 -1.5 68 26 319.4 320.1 292.4 332.4 4.01 12 579 4797 0.0 -7.0 59 7.0 -3.3 66 30 319.4 320.1 292.3 332.1 3.91 13 514 5736 -8.3 -10.6 83 2.3 -9.2 81 29 320.4 321.0 292.1 331.3 3.32 14 500 5950 -10.1 -13.1 79 3.0 -11.2 85 28 320.7 321.3 291.7 330.0 2.79 15 477 6313 -11.3 -14.4 78 3.1 -12.5 93 23 323.6 324.1 292.4 332.4 2.63 16 468 6459 -10.5 -23.5 34 13.0 -14.3 99 22 326.4 326.6 291.9 330.7 1.23 17 463 6542 -10.9 -24.9 31 14.0 -14.8 102 22 326.9 327.1 291.9 330.7 1.09 18 443 6880 -12.7 -15.7 78 3.0 -13.8 116 19 328.7 329.2 293.7 337.5 2.54 19 433 7055 -13.3 -18.2 67 4.9 -15.0 123 17 330.1 330.6 293.7 337.5 2.11 20 424 7215 -11.9 -24.9 33 13.0 -15.7 129 16 333.9 334.2 293.9 338.2 1.20 21 421 7269 -11.9 -24.9 33 13.0 -15.7 131 16 334.6 334.8 294.1 339.0 1.20 22 400 7660 -13.9 -22.9 47 9.0 -16.7 140 13 336.9 337.2 294.9 342.4 1.52 23 395 7755 -14.3 -23.3 46 9.0 -17.0 138 13 337.6 337.9 295.0 343.0 1.48 24 383 7988 -15.7 -31.7 24 16.0 -19.4 134 13 338.8 338.9 294.7 341.4 0.70 25 359 8470 -19.9 -31.9 34 12.0 -22.5 124 12 339.5 339.6 294.8 342.2 0.74 26 348 8700 -21.5 -35.5 27 14.0 -24.2 119 12 340.3 340.4 294.9 342.4 0.53 27 300 9770 -31.1 -33.8 77 2.7 -31.6 130 5 341.5 341.7 295.4 344.3 0.73 28 290 10010 -32.7 -34.9 81 2.2 -33.0 158 6 342.6 342.7 295.6 345.2 0.68 29 250 11040 -40.1 250 12 346.4 30 200 12520 -52.7 260 19 349.3 31 150 14320 -66.9 165 15 354.8 32 104 16463 -79.9 369.2 TRP WND Sounding variables and indices 1000-500 mb thick: 5818.00 m Freezing level: 579.00 mb = 4797.06 m = 15738.18 ft Wetbulb zero: 641.45 mb = 3963.13 m = 13002.25 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 44.65 % Est. max temperature: 37.08 C = 98.75 F Sfc-Lift cond lev (LCL): 817.22 mb = 1916.65 m = 6288.14 ft T: 22.24 C 700-500 lapse rate: 8.38 C/km ThetaE index: 27.05 C Layer 909.0- 700.0 mb Conv cond level (CCL): 703.59 mb = 3196.80 m = 10488.06 ft Mean mixing ratio: 13.49 g/kg Conv temperature: 40.70 C = 105.25 F Cap Strength: 5.40 C Lifted Index: -6.90 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.35 C Lifted Index @700 mb: 2.21 C Showalter Index: -1.30 C Risk: Thunderstorms probable Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 34.50 C Cross Totals Index: 17.50 C K Index: 25.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.80 Risk: None Energy Index: -0.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 678.97 J/kg Max Up Vert Vel: 36.85 m/s Conv Inhibition (B-): 301.76 J/kg Cap Strength: 5.40 C Lift Cond Lev (LCL): 786.16 mb = 2250.16 m = 7382.32 ft Lev Free Conv (LFC): 631.16 mb = 4095.56 m = 13436.72 ft Equ Level (EL): 211.16 mb = 12159.71 m = 39893.57 ft B at Equ Level: 677.09 J/kg Max Parcel Lev (MPL): 111.16 mb = 16073.03 m = 52732.40 ft Wind level data Storm motion: 99 at 14 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 ---------------------------------------------------------- 0 972 381 60 2 -1.7 -1.0 | 285 12 11.9 -3.2 1 948 610 305 5 4.1 -2.9 | 286 18 17.7 -5.1 2 925 831 315 9 6.4 -6.4 | 293 22 20.0 -8.6 3 916 914 310 14 10.7 -9.0 | 295 27 24.3 -11.2 4 885 1219 330 9 4.5 -7.8 | 299 21 18.1 -10.0 5 850 1578 95 6 -6.0 0.5 | 282 8 7.6 -1.7 6 825 1829 95 6 -6.0 0.5 | 282 8 7.6 -1.7 7 797 2134 90 17 -17.0 0.0 | 57 4 -3.4 -2.2 8 769 2438 80 19 -18.7 -3.3 | 43 7 -5.1 -5.5 9 742 2743 65 17 -15.4 -7.2 | 11 10 -1.8 -9.4 10 700 3240 65 11 -10.0 -4.6 | 332 8 3.6 -6.8 11 665 3658 50 14 -10.7 -9.0 | 346 12 2.9 -11.2 12 616 4267 70 23 -21.6 -7.9 | 38 13 -8.0 -10.1 13 571 4877 65 32 -29.0 -13.5 | 44 22 -15.4 -15.7 14 500 5950 85 28 -27.9 -2.4 | 72 15 -14.3 -4.6 15 491 6096 85 25 -24.9 -2.2 | 69 12 -11.3 -4.4 16 402 7620 145 13 -7.5 10.6 | 216 10 6.2 8.5 17 400 7660 140 13 -8.4 10.0 | 214 9 5.3 7.8 18 327 9144 110 12 -11.3 4.1 | 231 3 2.3 1.9 19 300 9770 130 5 -3.8 3.2 | 264 10 9.8 1.0 20 264 10668 235 7 5.7 4.0 | 265 19 19.3 1.8 21 250 11040 250 12 11.3 4.1 | 266 25 24.9 1.9 22 200 12520 260 19 18.7 3.3 | 268 32 32.3 1.1 23 150 14320 165 15 -3.9 14.5 | 218 16 9.7 12.3 24 129 15240 155 34 -14.4 30.8 | 178 29 -0.8 28.6 Wind Parameters Mean winds (0-6000m): 69.2 at 18.4 knts Storm direction: 99.2 at 13.8 knts Shear (0-3000m) pos: 3.2 neg: 2.7 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 53.6 deg Storm rel helicity (0-3000m) pos: 56.8 neg: -40.4 tot: 16.4 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 0.1 10^-3/s Energy-Hel index: 0.24 Bulk Rich Number: 11.23 Bulk Shear: 60.47 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 ------------------------------------------------------------------------------- 500 315 6 290 19| 0.0 13.1 13.1| 19.4 -5.5 13.9 27.8 0.20| 14.3 2.9 1000 322 8 295 21| 6.4 6.6 12.9| 50.3 -5.5 44.8 44.8 0.31| 14.4 4.5 1500 339 8 300 19| 6.5 4.4 10.8| 51.1 -16.7 34.4 22.9 0.12| 13.1 1.5 2000 42 10 322 12| 4.8 2.6 7.5| 55.4 -18.1 37.3 18.7 0.20| 13.0 2.6 2500 58 11 333 9| 3.9 3.0 6.9| 55.4 -32.1 23.3 9.3 0.07| 11.9 0.8 3000 60 11 335 9| 3.2 2.7 6.0| 56.8 -40.4 16.4 5.5 0.01| 10.8 0.1 4000 61 13 345 9| 3.5 2.2 5.7| 96.2 -40.4 55.8 13.9 0.17| 10.1 1.7 5000 64 16 7 10| 3.0 2.2 5.2|123.8 -40.4 83.4 16.7 0.20| 9.4 1.9 6000 69 18 22 9| 2.7 1.9 4.5|154.8 -42.3 112.5 18.8 0.25| 9.0 2.3 Wrote GIF file: /home/apache/climate/data/raob//GABS/skewt/GABS.skewt.20250528.10.gif