UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for OMAA... Searching the city database file for: OMAA ... Date:1200Z 4 DEC 25 Station: OMAA WMO ident: 41217 Latitude: 24.43 Longitude: 54.65 Elevation: 27.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1014 27 27.8 13.8 42 14.0 18.7 320 7 299.8 301.5 291.3 328.6 9.82 1 1007 87 26.0 15.0 51 11.0 18.8 318 7 298.6 300.5 291.6 329.8 10.70 2 1000 148 25.6 14.6 51 11.0 18.4 315 8 298.8 300.7 291.5 329.4 10.50 3 925 827 19.2 13.2 68 6.0 15.4 270 5 298.9 300.8 291.5 329.2 10.36 4 854 1507 13.0 10.0 82 3.0 11.2 227 3 299.4 301.0 290.6 325.9 9.06 5 850 1547 12.6 9.2 80 3.4 10.6 225 3 299.3 300.9 290.2 324.7 8.62 6 845 1596 12.4 7.9 74 4.5 9.7 226 3 299.6 301.1 289.7 323.0 7.93 7 825 1797 13.8 -8.2 21 22.0 4.1 228 4 303.2 303.6 285.7 311.0 2.49 8 700 3162 6.6 -17.4 16 24.0 -2.0 245 12 309.8 310.1 286.9 314.4 1.39 9 588 4567 -2.1 -37.1 5 35.0 -9.6 253 23 315.5 315.6 287.6 316.5 0.27 10 529 5395 -8.5 -21.5 34 13.0 -12.3 257 29 317.5 317.8 289.3 321.9 1.30 11 510 5678 -9.9 -20.9 40 11.0 -13.2 259 32 319.2 319.4 290.0 324.0 1.42 12 500 5830 -11.1 -30.1 19 19.0 -15.4 260 33 319.5 319.6 289.3 321.7 0.63 13 496 5892 -11.3 -35.3 12 24.0 -16.1 261 33 320.0 320.1 289.2 321.4 0.38 14 483 6096 -12.7 -41.7 7 29.0 -17.4 262 34 320.7 320.8 289.2 321.5 0.20 15 449 6650 -16.7 -26.7 42 10.0 -19.1 267 35 322.4 322.6 290.5 325.8 0.96 16 446 6701 -17.3 -31.3 28 14.0 -20.1 268 36 322.3 322.4 290.2 324.6 0.63 17 434 6905 -18.9 -26.9 49 8.0 -20.7 270 36 322.8 323.0 290.6 326.2 0.97 18 431 6957 -19.1 -21.3 83 2.2 -19.7 270 36 323.2 323.5 291.3 328.8 1.62 19 428 7009 -19.5 -21.6 83 2.1 -20.1 270 36 323.3 323.6 291.4 328.8 1.59 20 400 7510 -23.1 -25.7 79 2.6 -23.7 275 38 325.0 325.2 291.5 329.1 1.18 21 381 7863 -26.1 -27.5 88 1.4 -26.4 275 39 325.6 325.8 291.5 329.3 1.05 22 338 8715 -32.7 -40.7 45 8.0 -33.6 275 42 327.9 328.0 291.5 329.1 0.32 23 331 8861 -33.9 -38.4 64 4.5 -34.4 275 43 328.2 328.3 291.6 329.8 0.42 24 323 9032 -35.3 -45.3 35 10.0 -36.1 275 43 328.6 328.6 291.5 329.4 0.21 25 313 9249 -36.9 -44.9 43 8.0 -37.6 275 44 329.3 329.4 291.7 330.2 0.22 26 300 9540 -39.7 -46.7 47 7.0 -40.2 275 45 329.4 329.4 291.7 330.2 0.19 27 298 9586 -39.9 -45.9 53 6.0 -40.4 275 45 329.8 329.8 291.9 330.6 0.21 28 284 9913 -42.9 -56.9 20 14.0 -43.5 273 44 330.0 330.0 291.8 330.3 0.06 29 250 10760 -50.5 -58.5 38 8.0 -50.7 270 42 331.0 331.0 292.0 331.2 0.06 30 229 11327 -55.5 -58.7 67 3.2 -55.6 270 43 331.8 331.8 292.3 332.0 0.06 31 219 11611 -57.7 -63.7 46 6.0 -57.8 270 43 332.6 332.7 292.4 332.8 0.03 32 207 11965 -60.3 -63.1 70 2.8 -60.3 270 44 334.0 334.0 292.8 334.1 0.04 33 202 12118 -60.9 -65.7 53 4.8 -61.0 270 44 335.4 335.4 293.2 335.5 0.03 34 200 12180 -60.9 -65.6 54 4.7 -61.0 270 44 336.3 336.3 293.4 336.4 0.03 35 190 12498 -62.7 -68.7 44 6.0 -62.8 338.4 338.4 293.9 338.5 0.02 36 184 12696 -61.3 -77.3 10 16.0 -61.4 343.8 343.8 295.2 343.8 0.01 37 154 13808 -58.5 -82.5 3 24.0 -58.7 366.5 366.5 299.9 366.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5682.00 m Freezing level: 615.03 mb = 4227.62 m = 13869.97 ft Wetbulb zero: 741.27 mb = 2686.28 m = 8813.15 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 31.32 % Est. max temperature: 27.35 C = 81.23 F Sfc-Lift cond lev (LCL): 826.44 mb = 1782.80 m = 5849.01 ft T: 13.70 C 700-500 lapse rate: 6.63 C/km ThetaE index: 18.80 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 762.50 mb = 2451.70 m = 8043.54 ft Mean mixing ratio: 10.41 g/kg Conv temperature: 34.43 C = 93.97 F Cap Strength: 2.94 C Lifted Index: 0.48 C Risk: Showers probable Lifted Index @300 mb: 1.06 C Lifted Index @700 mb: 2.54 C Showalter Index: 2.77 C Risk: Showers probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 20.30 C K Index: 8.90 Risk: None Sweat Index: 149.40 Risk: None Energy Index: -0.49 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.95 J/kg Max Up Vert Vel: 1.38 m/s Conv Inhibition (B-): 1359.99 J/kg Cap Strength: 2.93 C Lift Cond Lev (LCL): 848.20 mb = 1564.78 m = 5133.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 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 1014 27 320 7 4.5 -5.4 | 70 6 -6.1 -2.2 1 1000 148 315 8 5.7 -5.7 | 63 6 -4.9 -2.5 2 925 827 270 5 5.0 -0.0 | 119 6 -5.6 3.1 3 850 1547 225 3 2.1 2.1 | 122 10 -8.5 5.3 4 700 3162 245 12 10.9 5.1 | 182 8 0.3 8.2 5 500 5830 260 33 32.5 5.7 | 248 24 21.9 8.9 6 400 7510 275 38 37.9 -3.3 | 270 27 27.3 -0.2 7 300 9540 275 45 44.8 -3.9 | 271 34 34.2 -0.8 8 250 10760 270 42 42.0 -0.0 | 264 32 31.4 3.1 9 200 12180 270 44 44.0 -0.0 | 265 34 33.4 3.1 Wind Parameters Mean winds (0-6000m): 256.5 at 14.7 knts Storm direction: 286.5 at 11.0 knts Shear (0-3000m) pos: 1.4 neg: 1.3 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 106.3 deg Storm rel helicity (0-3000m) pos: 26.8 neg: -1.8 tot: 25.0 m^2/s^2 ave: 8.3 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 17.85 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 ------------------------------------------------------------------------------- 500 307 7 75 5| 0.0 3.6 3.6| 4.0 -1.0 3.0 6.0 0.55| 4.7 2.6 1000 296 6 95 5| 0.0 3.3 3.3| 7.1 -1.0 6.2 6.2 0.57| 4.2 2.4 1500 285 5 108 6| 0.0 2.7 2.7| 7.4 -1.8 5.6 3.7 0.42| 3.6 1.5 2000 273 5 118 6| 0.7 2.0 2.7| 13.8 -1.8 12.0 6.0 0.52| 3.4 1.8 2500 262 6 127 6| 1.1 1.6 2.7| 20.3 -1.8 18.5 7.4 0.60| 3.3 2.0 3000 257 6 135 6| 1.4 1.3 2.8| 26.8 -1.8 25.0 8.3 0.67| 3.3 2.2 4000 253 8 155 6| 2.1 1.0 3.1| 43.6 -1.8 41.8 10.4 0.72| 3.5 2.5 5000 254 11 182 6| 2.5 0.8 3.3| 64.5 -1.8 62.7 12.5 0.70| 3.6 2.5 6000 256 15 210 8| 2.7 0.7 3.3| 93.0 -1.8 91.3 15.2 0.69| 3.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//OMAA/skewt/OMAA.skewt.20251204.12.gif